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Methadone - Wikipedia

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<li id="toc-Opioid_addiction" class="vector-toc-list-item vector-toc-level-2"> <a class="vector-toc-link" href="#Opioid_addiction"> <div class="vector-toc-text"> <span class="vector-toc-numb">1.1</span> <span>Opioid addiction</span> </div> </a> <ul id="toc-Opioid_addiction-sublist" class="vector-toc-list"> </ul> </li> <li id="toc-Pain" class="vector-toc-list-item vector-toc-level-2"> <a class="vector-toc-link" href="#Pain"> <div class="vector-toc-text"> <span class="vector-toc-numb">1.2</span> <span>Pain</span> </div> </a> <ul id="toc-Pain-sublist" class="vector-toc-list"> </ul> </li> </ul> </li> <li id="toc-Adverse_effects" class="vector-toc-list-item vector-toc-level-1"> <a class="vector-toc-link" href="#Adverse_effects"> <div class="vector-toc-text"> <span class="vector-toc-numb">2</span> <span>Adverse effects</span> </div> </a> <button aria-controls="toc-Adverse_effects-sublist" class="cdx-button cdx-button--weight-quiet cdx-button--icon-only vector-toc-toggle"> <span class="vector-icon mw-ui-icon-wikimedia-expand"></span> <span>Toggle Adverse effects subsection</span> </button> <ul id="toc-Adverse_effects-sublist" class="vector-toc-list"> <li id="toc-Withdrawal_symptoms" class="vector-toc-list-item vector-toc-level-2"> <a class="vector-toc-link" href="#Withdrawal_symptoms"> <div class="vector-toc-text"> <span class="vector-toc-numb">2.1</span> <span>Withdrawal symptoms</span> </div> </a> <ul id="toc-Withdrawal_symptoms-sublist" class="vector-toc-list"> <li id="toc-Physical_symptoms" class="vector-toc-list-item vector-toc-level-3"> <a class="vector-toc-link" href="#Physical_symptoms"> <div class="vector-toc-text"> <span class="vector-toc-numb">2.1.1</span> <span>Physical symptoms</span> </div> </a> <ul id="toc-Physical_symptoms-sublist" class="vector-toc-list"> </ul> </li> <li id="toc-Cognitive_symptoms" class="vector-toc-list-item vector-toc-level-3"> <a class="vector-toc-link" href="#Cognitive_symptoms"> <div class="vector-toc-text"> <span class="vector-toc-numb">2.1.2</span> <span>Cognitive symptoms</span> </div> </a> <ul id="toc-Cognitive_symptoms-sublist" class="vector-toc-list"> </ul> </li> </ul> </li> <li id="toc-Black_box_warning" class="vector-toc-list-item vector-toc-level-2"> <a class="vector-toc-link" href="#Black_box_warning"> <div class="vector-toc-text"> <span class="vector-toc-numb">2.2</span> <span>Black box warning</span> </div> </a> <ul id="toc-Black_box_warning-sublist" class="vector-toc-list"> </ul> </li> <li id="toc-Overdose" class="vector-toc-list-item vector-toc-level-2"> <a class="vector-toc-link" href="#Overdose"> <div class="vector-toc-text"> <span class="vector-toc-numb">2.3</span> <span>Overdose</span> </div> </a> <ul id="toc-Overdose-sublist" class="vector-toc-list"> </ul> </li> <li id="toc-Tolerance_and_dependence" class="vector-toc-list-item vector-toc-level-2"> <a class="vector-toc-link" href="#Tolerance_and_dependence"> <div class="vector-toc-text"> <span class="vector-toc-numb">2.4</span> <span>Tolerance and dependence</span> </div> </a> <ul id="toc-Tolerance_and_dependence-sublist" class="vector-toc-list"> </ul> </li> <li id="toc-Driving" class="vector-toc-list-item vector-toc-level-2"> <a class="vector-toc-link" href="#Driving"> <div class="vector-toc-text"> <span class="vector-toc-numb">2.5</span> <span>Driving</span> </div> </a> <ul id="toc-Driving-sublist" class="vector-toc-list"> </ul> </li> <li id="toc-Mortality" class="vector-toc-list-item vector-toc-level-2"> <a class="vector-toc-link" href="#Mortality"> <div class="vector-toc-text"> <span class="vector-toc-numb">2.6</span> <span>Mortality</span> </div> </a> <ul id="toc-Mortality-sublist" class="vector-toc-list"> </ul> </li> </ul> </li> <li id="toc-Pharmacology" class="vector-toc-list-item vector-toc-level-1"> <a class="vector-toc-link" href="#Pharmacology"> <div class="vector-toc-text"> <span class="vector-toc-numb">3</span> <span>Pharmacology</span> </div> </a> <button aria-controls="toc-Pharmacology-sublist" class="cdx-button cdx-button--weight-quiet cdx-button--icon-only vector-toc-toggle"> <span class="vector-icon mw-ui-icon-wikimedia-expand"></span> <span>Toggle Pharmacology subsection</span> </button> <ul id="toc-Pharmacology-sublist" class="vector-toc-list"> <li id="toc-Mechanism_of_action" class="vector-toc-list-item vector-toc-level-2"> <a class="vector-toc-link" href="#Mechanism_of_action"> <div class="vector-toc-text"> <span class="vector-toc-numb">3.1</span> <span>Mechanism of action</span> </div> </a> <ul id="toc-Mechanism_of_action-sublist" class="vector-toc-list"> </ul> </li> <li id="toc-Metabolism" class="vector-toc-list-item vector-toc-level-2"> <a class="vector-toc-link" href="#Metabolism"> <div class="vector-toc-text"> <span class="vector-toc-numb">3.2</span> <span>Metabolism</span> </div> </a> <ul id="toc-Metabolism-sublist" class="vector-toc-list"> </ul> </li> <li id="toc-Route_of_administration" class="vector-toc-list-item vector-toc-level-2"> <a class="vector-toc-link" href="#Route_of_administration"> <div class="vector-toc-text"> <span class="vector-toc-numb">3.3</span> <span>Route of administration</span> </div> </a> <ul id="toc-Route_of_administration-sublist" class="vector-toc-list"> </ul> </li> </ul> </li> <li id="toc-Chemistry" class="vector-toc-list-item vector-toc-level-1"> <a class="vector-toc-link" href="#Chemistry"> <div class="vector-toc-text"> <span class="vector-toc-numb">4</span> <span>Chemistry</span> </div> </a> <button aria-controls="toc-Chemistry-sublist" class="cdx-button cdx-button--weight-quiet cdx-button--icon-only vector-toc-toggle"> <span class="vector-icon mw-ui-icon-wikimedia-expand"></span> <span>Toggle Chemistry subsection</span> </button> <ul id="toc-Chemistry-sublist" class="vector-toc-list"> <li id="toc-Detection_in_biological_fluids" class="vector-toc-list-item vector-toc-level-2"> <a class="vector-toc-link" href="#Detection_in_biological_fluids"> <div class="vector-toc-text"> <span class="vector-toc-numb">4.1</span> <span>Detection in biological fluids</span> </div> </a> <ul id="toc-Detection_in_biological_fluids-sublist" class="vector-toc-list"> </ul> </li> <li id="toc-Conformation" class="vector-toc-list-item vector-toc-level-2"> <a class="vector-toc-link" href="#Conformation"> <div class="vector-toc-text"> <span class="vector-toc-numb">4.2</span> <span>Conformation</span> </div> </a> <ul id="toc-Conformation-sublist" class="vector-toc-list"> </ul> </li> </ul> </li> <li id="toc-History" class="vector-toc-list-item vector-toc-level-1"> <a class="vector-toc-link" href="#History"> <div class="vector-toc-text"> <span class="vector-toc-numb">5</span> <span>History</span> </div> </a> <ul id="toc-History-sublist" class="vector-toc-list"> </ul> </li> <li id="toc-Society_and_culture" class="vector-toc-list-item vector-toc-level-1"> <a class="vector-toc-link" href="#Society_and_culture"> <div class="vector-toc-text"> <span class="vector-toc-numb">6</span> <span>Society and culture</span> </div> </a> <button aria-controls="toc-Society_and_culture-sublist" class="cdx-button cdx-button--weight-quiet cdx-button--icon-only vector-toc-toggle"> <span class="vector-icon mw-ui-icon-wikimedia-expand"></span> <span>Toggle Society and culture subsection</span> </button> <ul id="toc-Society_and_culture-sublist" class="vector-toc-list"> <li id="toc-Brand_names" class="vector-toc-list-item vector-toc-level-2"> <a class="vector-toc-link" href="#Brand_names"> <div class="vector-toc-text"> <span class="vector-toc-numb">6.1</span> <span>Brand names</span> </div> </a> <ul id="toc-Brand_names-sublist" class="vector-toc-list"> </ul> </li> <li id="toc-Economics" class="vector-toc-list-item vector-toc-level-2"> <a class="vector-toc-link" href="#Economics"> <div class="vector-toc-text"> <span class="vector-toc-numb">6.2</span> <span>Economics</span> </div> </a> <ul id="toc-Economics-sublist" class="vector-toc-list"> </ul> </li> </ul> </li> <li id="toc-Regulation" class="vector-toc-list-item vector-toc-level-1"> <a class="vector-toc-link" href="#Regulation"> <div class="vector-toc-text"> <span class="vector-toc-numb">7</span> <span>Regulation</span> </div> </a> <button aria-controls="toc-Regulation-sublist" class="cdx-button cdx-button--weight-quiet cdx-button--icon-only vector-toc-toggle"> <span class="vector-icon mw-ui-icon-wikimedia-expand"></span> <span>Toggle Regulation subsection</span> </button> <ul id="toc-Regulation-sublist" class="vector-toc-list"> <li id="toc-United_States_and_Canada" class="vector-toc-list-item vector-toc-level-2"> <a class="vector-toc-link" href="#United_States_and_Canada"> <div class="vector-toc-text"> <span class="vector-toc-numb">7.1</span> <span>United States and Canada</span> </div> </a> <ul id="toc-United_States_and_Canada-sublist" class="vector-toc-list"> <li id="toc-Methadone_clinics" class="vector-toc-list-item vector-toc-level-3"> <a class="vector-toc-link" href="#Methadone_clinics"> <div class="vector-toc-text"> <span class="vector-toc-numb">7.1.1</span> <span>Methadone clinics</span> </div> </a> <ul id="toc-Methadone_clinics-sublist" class="vector-toc-list"> </ul> </li> </ul> </li> <li id="toc-Other_countries" class="vector-toc-list-item vector-toc-level-2"> <a class="vector-toc-link" href="#Other_countries"> <div class="vector-toc-text"> <span class="vector-toc-numb">7.2</span> <span>Other countries</span> </div> </a> <ul id="toc-Other_countries-sublist" class="vector-toc-list"> </ul> </li> </ul> </li> <li id="toc-References" class="vector-toc-list-item vector-toc-level-1"> <a class="vector-toc-link" href="#References"> <div class="vector-toc-text"> <span class="vector-toc-numb">8</span> <span>References</span> </div> </a> <ul id="toc-References-sublist" class="vector-toc-list"> </ul> </li> <li id="toc-External_links" class="vector-toc-list-item vector-toc-level-1"> <a class="vector-toc-link" href="#External_links"> <div class="vector-toc-text"> <span class="vector-toc-numb">9</span> <span>External links</span> </div> </a> <ul id="toc-External_links-sublist" class="vector-toc-list"> </ul> </li> </ul> </div> </div> </nav> </div> </div> <div class="mw-content-container"> <main id="content" class="mw-body"> <header class="mw-body-header vector-page-titlebar"> <nav aria-label="Contents" class="vector-toc-landmark"> <div id="vector-page-titlebar-toc" class="vector-dropdown vector-page-titlebar-toc vector-button-flush-left" title="Table of Contents" > <input type="checkbox" id="vector-page-titlebar-toc-checkbox" role="button" aria-haspopup="true" data-event-name="ui.dropdown-vector-page-titlebar-toc" class="vector-dropdown-checkbox " aria-label="Toggle the table of contents" > <label id="vector-page-titlebar-toc-label" for="vector-page-titlebar-toc-checkbox" class="vector-dropdown-label cdx-button cdx-button--fake-button cdx-button--fake-button--enabled cdx-button--weight-quiet cdx-button--icon-only " aria-hidden="true" ><span class="vector-icon mw-ui-icon-listBullet mw-ui-icon-wikimedia-listBullet"></span> <span class="vector-dropdown-label-text">Toggle the table of contents</span> </label> <div class="vector-dropdown-content"> <div id="vector-page-titlebar-toc-unpinned-container" class="vector-unpinned-container"> </div> </div> </div> </nav> <h1 id="firstHeading" class="firstHeading mw-first-heading"><span class="mw-page-title-main">Methadone</span></h1> <div id="p-lang-btn" class="vector-dropdown mw-portlet mw-portlet-lang" > <input type="checkbox" id="p-lang-btn-checkbox" role="button" aria-haspopup="true" data-event-name="ui.dropdown-p-lang-btn" class="vector-dropdown-checkbox mw-interlanguage-selector" aria-label="Go to an article in another language. Available in 57 languages" > <label id="p-lang-btn-label" for="p-lang-btn-checkbox" class="vector-dropdown-label cdx-button cdx-button--fake-button cdx-button--fake-button--enabled cdx-button--weight-quiet cdx-button--action-progressive mw-portlet-lang-heading-57" aria-hidden="true" ><span class="vector-icon mw-ui-icon-language-progressive mw-ui-icon-wikimedia-language-progressive"></span> <span class="vector-dropdown-label-text">57 languages</span> </label> <div class="vector-dropdown-content"> <div class="vector-menu-content"> <ul class="vector-menu-content-list"> <li class="interlanguage-link interwiki-ar mw-list-item"><a href="https://ar.wikipedia.org/wiki/%D9%85%D9%8A%D8%AB%D8%A7%D8%AF%D9%88%D9%86" title="ميثادون – Arabic" lang="ar" hreflang="ar" data-title="ميثادون" data-language-autonym="العربية" data-language-local-name="Arabic" class="interlanguage-link-target"><span>العربية</span></a></li><li class="interlanguage-link interwiki-azb mw-list-item"><a href="https://azb.wikipedia.org/wiki/%D9%85%D8%AA%D8%A7%D8%AF%D9%88%D9%86" title="متادون – South Azerbaijani" lang="azb" hreflang="azb" data-title="متادون" data-language-autonym="تۆرکجه" data-language-local-name="South Azerbaijani" class="interlanguage-link-target"><span>تۆرکجه</span></a></li><li class="interlanguage-link interwiki-be mw-list-item"><a href="https://be.wikipedia.org/wiki/%D0%9C%D0%B5%D1%82%D0%B0%D0%B4%D0%BE%D0%BD" title="Метадон – Belarusian" lang="be" hreflang="be" data-title="Метадон" data-language-autonym="Беларуская" data-language-local-name="Belarusian" class="interlanguage-link-target"><span>Беларуская</span></a></li><li class="interlanguage-link interwiki-be-x-old mw-list-item"><a href="https://be-tarask.wikipedia.org/wiki/%D0%9C%D1%8D%D1%82%D0%B0%D0%B4%D0%BE%D0%BD" title="Мэтадон – Belarusian (Taraškievica orthography)" lang="be-tarask" hreflang="be-tarask" data-title="Мэтадон" data-language-autonym="Беларуская (тарашкевіца)" data-language-local-name="Belarusian (Taraškievica orthography)" class="interlanguage-link-target"><span>Беларуская (тарашкевіца)</span></a></li><li class="interlanguage-link interwiki-bg mw-list-item"><a href="https://bg.wikipedia.org/wiki/%D0%9C%D0%B5%D1%82%D0%B0%D0%B4%D0%BE%D0%BD" title="Метадон – Bulgarian" lang="bg" hreflang="bg" data-title="Метадон" data-language-autonym="Български" data-language-local-name="Bulgarian" class="interlanguage-link-target"><span>Български</span></a></li><li class="interlanguage-link interwiki-bs mw-list-item"><a href="https://bs.wikipedia.org/wiki/Metadon" title="Metadon – Bosnian" lang="bs" hreflang="bs" data-title="Metadon" data-language-autonym="Bosanski" data-language-local-name="Bosnian" class="interlanguage-link-target"><span>Bosanski</span></a></li><li class="interlanguage-link interwiki-ca mw-list-item"><a href="https://ca.wikipedia.org/wiki/Metadona" title="Metadona – Catalan" lang="ca" hreflang="ca" data-title="Metadona" data-language-autonym="Català" data-language-local-name="Catalan" class="interlanguage-link-target"><span>Català</span></a></li><li class="interlanguage-link interwiki-cs mw-list-item"><a href="https://cs.wikipedia.org/wiki/Metadon" title="Metadon – Czech" lang="cs" hreflang="cs" data-title="Metadon" data-language-autonym="Čeština" data-language-local-name="Czech" class="interlanguage-link-target"><span>Čeština</span></a></li><li class="interlanguage-link interwiki-cy mw-list-item"><a href="https://cy.wikipedia.org/wiki/Methadon" title="Methadon – Welsh" lang="cy" hreflang="cy" data-title="Methadon" data-language-autonym="Cymraeg" data-language-local-name="Welsh" class="interlanguage-link-target"><span>Cymraeg</span></a></li><li class="interlanguage-link interwiki-da mw-list-item"><a href="https://da.wikipedia.org/wiki/Metadon" title="Metadon – Danish" lang="da" hreflang="da" data-title="Metadon" data-language-autonym="Dansk" data-language-local-name="Danish" class="interlanguage-link-target"><span>Dansk</span></a></li><li class="interlanguage-link interwiki-de mw-list-item"><a href="https://de.wikipedia.org/wiki/Methadon" title="Methadon – German" lang="de" hreflang="de" data-title="Methadon" data-language-autonym="Deutsch" data-language-local-name="German" class="interlanguage-link-target"><span>Deutsch</span></a></li><li class="interlanguage-link interwiki-et mw-list-item"><a href="https://et.wikipedia.org/wiki/Metadoon" title="Metadoon – Estonian" lang="et" hreflang="et" data-title="Metadoon" data-language-autonym="Eesti" data-language-local-name="Estonian" class="interlanguage-link-target"><span>Eesti</span></a></li><li class="interlanguage-link interwiki-el mw-list-item"><a href="https://el.wikipedia.org/wiki/%CE%9C%CE%B5%CE%B8%CE%B1%CE%B4%CF%8C%CE%BD%CE%B7" title="Μεθαδόνη – Greek" lang="el" hreflang="el" data-title="Μεθαδόνη" data-language-autonym="Ελληνικά" data-language-local-name="Greek" class="interlanguage-link-target"><span>Ελληνικά</span></a></li><li class="interlanguage-link interwiki-es mw-list-item"><a href="https://es.wikipedia.org/wiki/Metadona" title="Metadona – Spanish" lang="es" hreflang="es" data-title="Metadona" data-language-autonym="Español" data-language-local-name="Spanish" class="interlanguage-link-target"><span>Español</span></a></li><li class="interlanguage-link interwiki-eo mw-list-item"><a href="https://eo.wikipedia.org/wiki/Metadono" title="Metadono – Esperanto" lang="eo" hreflang="eo" data-title="Metadono" data-language-autonym="Esperanto" data-language-local-name="Esperanto" class="interlanguage-link-target"><span>Esperanto</span></a></li><li class="interlanguage-link interwiki-eu mw-list-item"><a href="https://eu.wikipedia.org/wiki/Metadona" title="Metadona – Basque" lang="eu" hreflang="eu" data-title="Metadona" data-language-autonym="Euskara" data-language-local-name="Basque" class="interlanguage-link-target"><span>Euskara</span></a></li><li class="interlanguage-link interwiki-fa mw-list-item"><a href="https://fa.wikipedia.org/wiki/%D9%85%D8%AA%D8%A7%D8%AF%D9%88%D9%86" title="متادون – Persian" lang="fa" hreflang="fa" data-title="متادون" data-language-autonym="فارسی" data-language-local-name="Persian" class="interlanguage-link-target"><span>فارسی</span></a></li><li class="interlanguage-link interwiki-fr mw-list-item"><a href="https://fr.wikipedia.org/wiki/M%C3%A9thadone" title="Méthadone – French" lang="fr" hreflang="fr" data-title="Méthadone" data-language-autonym="Français" data-language-local-name="French" class="interlanguage-link-target"><span>Français</span></a></li><li class="interlanguage-link interwiki-ga mw-list-item"><a href="https://ga.wikipedia.org/wiki/Meatad%C3%B3n" title="Meatadón – Irish" lang="ga" hreflang="ga" data-title="Meatadón" data-language-autonym="Gaeilge" data-language-local-name="Irish" class="interlanguage-link-target"><span>Gaeilge</span></a></li><li class="interlanguage-link interwiki-gl mw-list-item"><a href="https://gl.wikipedia.org/wiki/Metadona" title="Metadona – Galician" lang="gl" hreflang="gl" data-title="Metadona" data-language-autonym="Galego" data-language-local-name="Galician" class="interlanguage-link-target"><span>Galego</span></a></li><li class="interlanguage-link interwiki-ko mw-list-item"><a href="https://ko.wikipedia.org/wiki/%EB%A9%94%ED%83%80%EB%8F%88" title="메타돈 – Korean" lang="ko" hreflang="ko" data-title="메타돈" data-language-autonym="한국어" data-language-local-name="Korean" class="interlanguage-link-target"><span>한국어</span></a></li><li class="interlanguage-link interwiki-hy mw-list-item"><a href="https://hy.wikipedia.org/wiki/%D5%84%D5%A5%D5%A9%D5%A1%D5%A4%D5%B8%D5%B6" title="Մեթադոն – Armenian" lang="hy" hreflang="hy" data-title="Մեթադոն" data-language-autonym="Հայերեն" data-language-local-name="Armenian" class="interlanguage-link-target"><span>Հայերեն</span></a></li><li class="interlanguage-link interwiki-hr mw-list-item"><a href="https://hr.wikipedia.org/wiki/Metadon" title="Metadon – Croatian" lang="hr" hreflang="hr" data-title="Metadon" data-language-autonym="Hrvatski" data-language-local-name="Croatian" class="interlanguage-link-target"><span>Hrvatski</span></a></li><li class="interlanguage-link interwiki-io mw-list-item"><a href="https://io.wikipedia.org/wiki/Metadono" title="Metadono – Ido" lang="io" hreflang="io" data-title="Metadono" data-language-autonym="Ido" data-language-local-name="Ido" class="interlanguage-link-target"><span>Ido</span></a></li><li class="interlanguage-link interwiki-id mw-list-item"><a href="https://id.wikipedia.org/wiki/Metadon" title="Metadon – Indonesian" lang="id" hreflang="id" data-title="Metadon" data-language-autonym="Bahasa Indonesia" data-language-local-name="Indonesian" class="interlanguage-link-target"><span>Bahasa Indonesia</span></a></li><li class="interlanguage-link interwiki-it badge-Q17437798 badge-goodarticle mw-list-item" title="good article badge"><a href="https://it.wikipedia.org/wiki/Metadone" title="Metadone – Italian" lang="it" hreflang="it" data-title="Metadone" data-language-autonym="Italiano" data-language-local-name="Italian" class="interlanguage-link-target"><span>Italiano</span></a></li><li class="interlanguage-link interwiki-he mw-list-item"><a href="https://he.wikipedia.org/wiki/%D7%9E%D7%AA%D7%90%D7%93%D7%95%D7%9F" title="מתאדון – Hebrew" lang="he" hreflang="he" data-title="מתאדון" data-language-autonym="עברית" data-language-local-name="Hebrew" class="interlanguage-link-target"><span>עברית</span></a></li><li class="interlanguage-link interwiki-kk mw-list-item"><a href="https://kk.wikipedia.org/wiki/%D0%9C%D0%B5%D1%82%D0%B0%D0%B4%D0%BE%D0%BD" title="Метадон – Kazakh" lang="kk" hreflang="kk" data-title="Метадон" data-language-autonym="Қазақша" data-language-local-name="Kazakh" class="interlanguage-link-target"><span>Қазақша</span></a></li><li class="interlanguage-link interwiki-lv mw-list-item"><a href="https://lv.wikipedia.org/wiki/Metadons" title="Metadons – Latvian" lang="lv" hreflang="lv" data-title="Metadons" data-language-autonym="Latviešu" data-language-local-name="Latvian" class="interlanguage-link-target"><span>Latviešu</span></a></li><li class="interlanguage-link interwiki-hu mw-list-item"><a href="https://hu.wikipedia.org/wiki/Metadon" title="Metadon – Hungarian" lang="hu" hreflang="hu" data-title="Metadon" data-language-autonym="Magyar" data-language-local-name="Hungarian" class="interlanguage-link-target"><span>Magyar</span></a></li><li class="interlanguage-link interwiki-mk mw-list-item"><a href="https://mk.wikipedia.org/wiki/%D0%9C%D0%B5%D1%82%D0%B0%D0%B4%D0%BE%D0%BD" title="Метадон – Macedonian" lang="mk" hreflang="mk" data-title="Метадон" data-language-autonym="Македонски" data-language-local-name="Macedonian" class="interlanguage-link-target"><span>Македонски</span></a></li><li class="interlanguage-link interwiki-mzn mw-list-item"><a href="https://mzn.wikipedia.org/wiki/%D9%85%D8%AA%D8%A7%D8%AF%D9%88%D9%86" title="متادون – Mazanderani" lang="mzn" hreflang="mzn" data-title="متادون" data-language-autonym="مازِرونی" data-language-local-name="Mazanderani" class="interlanguage-link-target"><span>مازِرونی</span></a></li><li class="interlanguage-link interwiki-ms mw-list-item"><a href="https://ms.wikipedia.org/wiki/Metadon" title="Metadon – Malay" lang="ms" hreflang="ms" data-title="Metadon" data-language-autonym="Bahasa Melayu" data-language-local-name="Malay" class="interlanguage-link-target"><span>Bahasa Melayu</span></a></li><li class="interlanguage-link interwiki-nl mw-list-item"><a href="https://nl.wikipedia.org/wiki/Methadon" title="Methadon – Dutch" lang="nl" hreflang="nl" data-title="Methadon" data-language-autonym="Nederlands" data-language-local-name="Dutch" class="interlanguage-link-target"><span>Nederlands</span></a></li><li class="interlanguage-link interwiki-ja mw-list-item"><a href="https://ja.wikipedia.org/wiki/%E3%83%A1%E3%82%B5%E3%83%89%E3%83%B3" title="メサドン – Japanese" lang="ja" hreflang="ja" data-title="メサドン" data-language-autonym="日本語" data-language-local-name="Japanese" class="interlanguage-link-target"><span>日本語</span></a></li><li class="interlanguage-link interwiki-no mw-list-item"><a href="https://no.wikipedia.org/wiki/Metadon" title="Metadon – Norwegian Bokmål" lang="nb" hreflang="nb" data-title="Metadon" data-language-autonym="Norsk bokmål" data-language-local-name="Norwegian Bokmål" class="interlanguage-link-target"><span>Norsk bokmål</span></a></li><li class="interlanguage-link interwiki-or mw-list-item"><a href="https://or.wikipedia.org/wiki/%E0%AC%AE%E0%AD%87%E0%AC%A5%E0%AC%BE%E0%AC%A1%E0%AC%A8" title="ମେଥାଡନ – Odia" lang="or" hreflang="or" data-title="ମେଥାଡନ" data-language-autonym="ଓଡ଼ିଆ" data-language-local-name="Odia" class="interlanguage-link-target"><span>ଓଡ଼ିଆ</span></a></li><li class="interlanguage-link interwiki-pl mw-list-item"><a href="https://pl.wikipedia.org/wiki/Metadon" title="Metadon – Polish" lang="pl" hreflang="pl" data-title="Metadon" data-language-autonym="Polski" data-language-local-name="Polish" class="interlanguage-link-target"><span>Polski</span></a></li><li class="interlanguage-link interwiki-pt mw-list-item"><a href="https://pt.wikipedia.org/wiki/Metadona" title="Metadona – Portuguese" lang="pt" hreflang="pt" data-title="Metadona" data-language-autonym="Português" data-language-local-name="Portuguese" class="interlanguage-link-target"><span>Português</span></a></li><li class="interlanguage-link interwiki-ro mw-list-item"><a href="https://ro.wikipedia.org/wiki/Metadon%C4%83" title="Metadonă – Romanian" lang="ro" hreflang="ro" data-title="Metadonă" data-language-autonym="Română" data-language-local-name="Romanian" class="interlanguage-link-target"><span>Română</span></a></li><li class="interlanguage-link interwiki-ru mw-list-item"><a href="https://ru.wikipedia.org/wiki/%D0%9C%D0%B5%D1%82%D0%B0%D0%B4%D0%BE%D0%BD" title="Метадон – Russian" lang="ru" hreflang="ru" data-title="Метадон" data-language-autonym="Русский" data-language-local-name="Russian" class="interlanguage-link-target"><span>Русский</span></a></li><li class="interlanguage-link interwiki-simple mw-list-item"><a href="https://simple.wikipedia.org/wiki/Methadone" title="Methadone – Simple English" lang="en-simple" hreflang="en-simple" data-title="Methadone" data-language-autonym="Simple English" data-language-local-name="Simple English" class="interlanguage-link-target"><span>Simple English</span></a></li><li class="interlanguage-link interwiki-sk mw-list-item"><a href="https://sk.wikipedia.org/wiki/Metad%C3%B3n" title="Metadón – Slovak" lang="sk" hreflang="sk" data-title="Metadón" data-language-autonym="Slovenčina" data-language-local-name="Slovak" class="interlanguage-link-target"><span>Slovenčina</span></a></li><li class="interlanguage-link interwiki-sl mw-list-item"><a href="https://sl.wikipedia.org/wiki/Metadon" title="Metadon – Slovenian" lang="sl" hreflang="sl" data-title="Metadon" data-language-autonym="Slovenščina" data-language-local-name="Slovenian" class="interlanguage-link-target"><span>Slovenščina</span></a></li><li class="interlanguage-link interwiki-sr mw-list-item"><a href="https://sr.wikipedia.org/wiki/%D0%9C%D0%B5%D1%82%D0%B0%D0%B4%D0%BE%D0%BD" title="Метадон – Serbian" lang="sr" hreflang="sr" data-title="Метадон" data-language-autonym="Српски / srpski" data-language-local-name="Serbian" class="interlanguage-link-target"><span>Српски / srpski</span></a></li><li class="interlanguage-link interwiki-sh mw-list-item"><a href="https://sh.wikipedia.org/wiki/Metadon" title="Metadon – Serbo-Croatian" lang="sh" hreflang="sh" data-title="Metadon" data-language-autonym="Srpskohrvatski / српскохрватски" data-language-local-name="Serbo-Croatian" class="interlanguage-link-target"><span>Srpskohrvatski / српскохрватски</span></a></li><li class="interlanguage-link interwiki-fi mw-list-item"><a href="https://fi.wikipedia.org/wiki/Metadoni" title="Metadoni – Finnish" lang="fi" hreflang="fi" data-title="Metadoni" data-language-autonym="Suomi" data-language-local-name="Finnish" class="interlanguage-link-target"><span>Suomi</span></a></li><li class="interlanguage-link interwiki-sv mw-list-item"><a href="https://sv.wikipedia.org/wiki/Metadon" title="Metadon – Swedish" lang="sv" hreflang="sv" data-title="Metadon" data-language-autonym="Svenska" data-language-local-name="Swedish" class="interlanguage-link-target"><span>Svenska</span></a></li><li class="interlanguage-link interwiki-ta mw-list-item"><a href="https://ta.wikipedia.org/wiki/%E0%AE%AE%E0%AF%86%E0%AE%A4%E0%AF%8D%E0%AE%A4%E0%AE%9F%E0%AF%8B%E0%AE%A9%E0%AF%8D" title="மெத்தடோன் – Tamil" lang="ta" hreflang="ta" data-title="மெத்தடோன்" data-language-autonym="தமிழ்" data-language-local-name="Tamil" class="interlanguage-link-target"><span>தமிழ்</span></a></li><li class="interlanguage-link interwiki-th mw-list-item"><a href="https://th.wikipedia.org/wiki/%E0%B9%80%E0%B8%A1%E0%B8%97%E0%B8%B2%E0%B9%82%E0%B8%94%E0%B8%99" title="เมทาโดน – Thai" lang="th" hreflang="th" data-title="เมทาโดน" data-language-autonym="ไทย" data-language-local-name="Thai" class="interlanguage-link-target"><span>ไทย</span></a></li><li class="interlanguage-link interwiki-tr mw-list-item"><a href="https://tr.wikipedia.org/wiki/Metadon" title="Metadon – Turkish" lang="tr" hreflang="tr" data-title="Metadon" data-language-autonym="Türkçe" data-language-local-name="Turkish" class="interlanguage-link-target"><span>Türkçe</span></a></li><li class="interlanguage-link interwiki-uk mw-list-item"><a href="https://uk.wikipedia.org/wiki/%D0%9C%D0%B5%D1%82%D0%B0%D0%B4%D0%BE%D0%BD" title="Метадон – Ukrainian" lang="uk" hreflang="uk" data-title="Метадон" data-language-autonym="Українська" data-language-local-name="Ukrainian" class="interlanguage-link-target"><span>Українська</span></a></li><li class="interlanguage-link interwiki-vi mw-list-item"><a href="https://vi.wikipedia.org/wiki/Methadone" title="Methadone – Vietnamese" lang="vi" hreflang="vi" data-title="Methadone" data-language-autonym="Tiếng Việt" data-language-local-name="Vietnamese" class="interlanguage-link-target"><span>Tiếng Việt</span></a></li><li class="interlanguage-link interwiki-zh-classical mw-list-item"><a href="https://zh-classical.wikipedia.org/wiki/%E7%BE%8E%E6%B2%99%E9%85%AE" title="美沙酮 – Literary Chinese" lang="lzh" hreflang="lzh" data-title="美沙酮" data-language-autonym="文言" data-language-local-name="Literary Chinese" class="interlanguage-link-target"><span>文言</span></a></li><li class="interlanguage-link interwiki-wuu mw-list-item"><a href="https://wuu.wikipedia.org/wiki/%E7%BE%8E%E6%B2%99%E9%85%AE" title="美沙酮 – Wu" lang="wuu" hreflang="wuu" data-title="美沙酮" data-language-autonym="吴语" data-language-local-name="Wu" 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.hatnote+link+.hatnote{margin-top:-0.5em}@media print{body.ns-0 .mw-parser-output .hatnote{display:none!important}}</style><div role="note" class="hatnote navigation-not-searchable">Not to be confused with <a href="/wiki/Methedrone" title="Methedrone">methedrone</a>, <a href="/wiki/Mephedrone" title="Mephedrone">mephedrone</a>, <a href="/wiki/Methedrine" class="mw-redirect" title="Methedrine">methedrine</a>, <a href="/wiki/Mephedrene" class="mw-redirect" title="Mephedrene">mephedrene</a>, <a href="/wiki/Methylone" title="Methylone">methylone</a>, <a href="/wiki/Methcathinone" title="Methcathinone">methcathinone</a>, or <a href="/wiki/Ephedrone" class="mw-redirect" title="Ephedrone">ephedrone</a>.</div> <p class="mw-empty-elt"> </p> <div class="shortdescription nomobile noexcerpt noprint searchaux" style="display:none">Pharmaceutical compound</div> <style data-mw-deduplicate="TemplateStyles:r1269284339">@media screen{html.skin-theme-clientpref-night .mw-parser-output .dark_mode_safe img{background-color:var(--background-color-inverted,#f8f9fa)}}@media screen and (prefers-color-scheme:dark){html.skin-theme-clientpref-os .mw-parser-output .dark_mode_safe img{background-color:var(--background-color-inverted,#f8f9fa)}}</style> <style data-mw-deduplicate="TemplateStyles:r1257001546">.mw-parser-output .infobox-subbox{padding:0;border:none;margin:-3px;width:auto;min-width:100%;font-size:100%;clear:none;float:none;background-color:transparent}.mw-parser-output .infobox-3cols-child{margin:auto}.mw-parser-output .infobox .navbar{font-size:100%}@media screen{html.skin-theme-clientpref-night .mw-parser-output .infobox-full-data:not(.notheme)>div:not(.notheme)[style]{background:#1f1f23!important;color:#f8f9fa}}@media screen and (prefers-color-scheme:dark){html.skin-theme-clientpref-os .mw-parser-output .infobox-full-data:not(.notheme) div:not(.notheme){background:#1f1f23!important;color:#f8f9fa}}@media(min-width:640px){body.skin--responsive .mw-parser-output .infobox-table{display:table!important}body.skin--responsive .mw-parser-output .infobox-table>caption{display:table-caption!important}body.skin--responsive .mw-parser-output .infobox-table>tbody{display:table-row-group}body.skin--responsive .mw-parser-output .infobox-table tr{display:table-row!important}body.skin--responsive .mw-parser-output .infobox-table th,body.skin--responsive .mw-parser-output .infobox-table td{padding-left:inherit;padding-right:inherit}}</style><table class="infobox" style="border-spacing:2px;"><caption class="infobox-title"><span title="International nonproprietary name (INN): Methadone">Methadone</span></caption><tbody><tr><td colspan="2" class="infobox-image"><span class="skin-invert-image" typeof="mw:File"><a href="/wiki/File:Methadone.svg" class="mw-file-description"><img src="//upload.wikimedia.org/wikipedia/commons/thumb/9/99/Methadone.svg/170px-Methadone.svg.png" decoding="async" width="170" height="176" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/9/99/Methadone.svg/255px-Methadone.svg.png 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/9/99/Methadone.svg/340px-Methadone.svg.png 2x" data-file-width="851" data-file-height="879" /></a></span><div class="infobox-caption"><a href="/wiki/Skeletal_formula" title="Skeletal formula">Skeletal formula</a></div></td></tr><tr><td colspan="2" class="infobox-image"><span class="bg-transparent" typeof="mw:File"><a href="/wiki/File:Methadone-from-xtal-Mercury-3D-bs-v2.png" class="mw-file-description"><img alt="The more active R enantiomer of methadone (levomethadone)" src="//upload.wikimedia.org/wikipedia/commons/thumb/2/28/Methadone-from-xtal-Mercury-3D-bs-v2.png/250px-Methadone-from-xtal-Mercury-3D-bs-v2.png" decoding="async" width="200" height="192" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/2/28/Methadone-from-xtal-Mercury-3D-bs-v2.png/330px-Methadone-from-xtal-Mercury-3D-bs-v2.png 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/2/28/Methadone-from-xtal-Mercury-3D-bs-v2.png/500px-Methadone-from-xtal-Mercury-3D-bs-v2.png 2x" data-file-width="2445" data-file-height="2347" /></a></span><div class="infobox-caption"><a href="/wiki/Ball-and-stick_model" title="Ball-and-stick model">Ball-and-stick model</a> based on the <a href="/wiki/Crystal_structure" title="Crystal structure">crystal structure</a><sup id="cite_ref-1" class="reference"><a href="#cite_note-1"><span class="cite-bracket">&#91;</span>1<span class="cite-bracket">&#93;</span></a></sup><sup id="cite_ref-2" class="reference"><a href="#cite_note-2"><span class="cite-bracket">&#91;</span>2<span class="cite-bracket">&#93;</span></a></sup></div></td></tr><tr><th colspan="2" class="infobox-header" style="background:#ddd;color:inherit;">Clinical data</th></tr><tr><th scope="row" class="infobox-label" style="line-height:1.2em;"><a href="/wiki/Drug_nomenclature#Trade_names" title="Drug nomenclature">Trade names</a></th><td class="infobox-data">Dolophine, Methadose, Methatab,<sup id="cite_ref-3" class="reference"><a href="#cite_note-3"><span class="cite-bracket">&#91;</span>3<span class="cite-bracket">&#93;</span></a></sup> others</td></tr><tr><th scope="row" class="infobox-label" style="line-height:1.2em;"><a href="/wiki/American_Society_of_Health-System_Pharmacists" title="American Society of Health-System Pharmacists">AHFS</a>/<a href="/wiki/Drugs.com" title="Drugs.com">Drugs.com</a></th><td class="infobox-data"><span title="www.drugs.com"><a rel="nofollow" class="external text" href="https://www.drugs.com/monograph/methadone-hydrochloride.html">Monograph</a></span></td></tr><tr><th scope="row" class="infobox-label" style="line-height:1.2em;"><a href="/wiki/MedlinePlus" title="MedlinePlus">MedlinePlus</a></th><td class="infobox-data"><span title="medlineplus.gov"><a rel="nofollow" class="external text" href="https://medlineplus.gov/druginfo/meds/a682134.html">a682134</a></span></td></tr><tr><th scope="row" class="infobox-label" style="line-height:1.2em;"><a href="/wiki/Regulation_of_therapeutic_goods" title="Regulation of therapeutic goods">License data</a></th><td class="infobox-data"><style data-mw-deduplicate="TemplateStyles:r1126788409">.mw-parser-output .plainlist ol,.mw-parser-output .plainlist ul{line-height:inherit;list-style:none;margin:0;padding:0}.mw-parser-output .plainlist ol li,.mw-parser-output .plainlist ul li{margin-bottom:0}</style><div class="plainlist"> <ul><li><small><abbr class="country-name" title="United States">US</abbr></small>&#160;<a href="/wiki/DailyMed" title="DailyMed">DailyMed</a>:&#160;<span title="dailymed.nlm.nih.gov"><a rel="nofollow" class="external text" href="https://dailymed.nlm.nih.gov/dailymed/search.cfm?labeltype=all&amp;query=Methadone">Methadone</a></span></li></ul></div> </td></tr><tr><th scope="row" class="infobox-label" style="line-height:1.2em;"><a href="/wiki/Pregnancy_category" title="Pregnancy category">Pregnancy<br />category</a></th><td class="infobox-data"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1126788409" /><div class="plainlist"> <ul><li><small><abbr class="country-name" title="Australia">AU</abbr>:</small>&#x20;C</li> <li class="mw-empty-elt"></li></ul> </div></td></tr><tr><th scope="row" class="infobox-label" style="line-height:1.2em;"><a href="/wiki/Addiction" title="Addiction">Addiction<br />liability</a></th><td class="infobox-data">High<sup id="cite_ref-4" class="reference"><a href="#cite_note-4"><span class="cite-bracket">&#91;</span>4<span class="cite-bracket">&#93;</span></a></sup></td></tr><tr><th scope="row" class="infobox-label" style="line-height:1.2em;"><a href="/wiki/Route_of_administration" title="Route of administration">Routes of<br />administration</a></th><td class="infobox-data">By mouth, intravenous, insufflation, sublingual, rectal</td></tr><tr><th scope="row" class="infobox-label" style="line-height:1.2em;"><a href="/wiki/Drug_class" title="Drug class">Drug class</a></th><td class="infobox-data"><a href="/wiki/Opioid" title="Opioid">Opioid</a></td></tr><tr><th scope="row" class="infobox-label" style="line-height:1.2em;"><a href="/wiki/Anatomical_Therapeutic_Chemical_Classification_System" title="Anatomical Therapeutic Chemical Classification System">ATC code</a></th><td class="infobox-data"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1126788409" /><div class="plainlist"><ul><li><a href="/wiki/ATC_code_N02" title="ATC code N02">N02AC52</a>&#x20;(<span title="www.whocc.no"><a rel="nofollow" class="external text" href="https://www.whocc.no/atc_ddd_index/?code=N02AC52">WHO</a></span>)&#x20;<a href="/wiki/ATC_code_N07" title="ATC code N07">N07BC02</a>&#x20;(<span title="www.whocc.no"><a rel="nofollow" class="external text" href="https://www.whocc.no/atc_ddd_index/?code=N07BC02">WHO</a></span>) <a href="/wiki/ATC_code_N02" title="ATC code N02">QN02AC90</a>&#x20;(<span title="www.whocc.no/atcvet"><a rel="nofollow" class="external text" href="https://www.whocc.no/atcvet/atcvet_index/?code=QN02AC90">WHO</a></span>)</li></ul></div></td></tr><tr><th colspan="2" class="infobox-header" style="background:#ddd;color:inherit;">Legal status</th></tr><tr><th scope="row" class="infobox-label" style="line-height:1.2em;"><a href="/wiki/Regulation_of_therapeutic_goods" title="Regulation of therapeutic goods">Legal status</a></th><td class="infobox-data"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1126788409" /><div class="plainlist"> <ul><li><small><abbr class="country-name" title="Australia">AU</abbr>:</small>&#x20;<a href="/wiki/Standard_for_the_Uniform_Scheduling_of_Medicines_and_Poisons#Schedule_8" title="Standard for the Uniform Scheduling of Medicines and Poisons">S8</a> (Controlled drug)</li> <li><small><abbr class="country-name" title="Brazil">BR</abbr>:</small>&#x20;<a href="/wiki/Brazilian_Controlled_Drugs_and_Substances_Act#Class_A1" title="Brazilian Controlled Drugs and Substances Act">Class A1</a> (Narcotic drugs)</li> <li><small><abbr class="country-name" title="Canada">CA</abbr></small>:&#x20;<a href="/wiki/Controlled_Drugs_and_Substances_Act#Schedule_I" title="Controlled Drugs and Substances Act">Schedule I</a></li> <li><small><abbr class="country-name" title="Germany">DE</abbr></small>:&#x20;<a href="/wiki/Drugs_controlled_by_the_German_Narcotic_Drugs_Act#Anlage_III" title="Drugs controlled by the German Narcotic Drugs Act">Anlage III</a> (Special prescription form required)</li> <li><small><abbr class="country-name" title="New Zealand">NZ</abbr></small>:&#x20;<a href="/wiki/Misuse_of_Drugs_Act_1975#Class_B" title="Misuse of Drugs Act 1975">Class B</a></li> <li><small><abbr class="country-name" title="United Kingdom">UK</abbr>:</small>&#x20;<a href="/wiki/Drugs_controlled_by_the_UK_Misuse_of_Drugs_Act#Class_A_drugs" class="mw-redirect" title="Drugs controlled by the UK Misuse of Drugs Act">Class A</a></li> <li><small><abbr class="country-name" title="United States">US</abbr>:</small>&#x20;<a href="/wiki/Boxed_warning" title="Boxed warning"><span style="border:thin solid black;">WARNING</span></a><sup id="cite_ref-FDA-AllBoxedWarnings_5-0" class="reference"><a href="#cite_note-FDA-AllBoxedWarnings-5"><span class="cite-bracket">&#91;</span>5<span class="cite-bracket">&#93;</span></a></sup>Schedule II</li></ul></div> </td></tr><tr><th colspan="2" class="infobox-header" style="background:#ddd;color:inherit;"><a href="/wiki/Pharmacokinetics" title="Pharmacokinetics">Pharmacokinetic</a> data</th></tr><tr><th scope="row" class="infobox-label" style="line-height:1.2em;"><a href="/wiki/Bioavailability" title="Bioavailability">Bioavailability</a></th><td class="infobox-data">Rectal: 76% <p>SC: 79% <sup id="cite_ref-acta08_6-0" class="reference"><a href="#cite_note-acta08-6"><span class="cite-bracket">&#91;</span>6<span class="cite-bracket">&#93;</span></a></sup><br /> Oral: 41–99% <sup id="cite_ref-acta08_6-1" class="reference"><a href="#cite_note-acta08-6"><span class="cite-bracket">&#91;</span>6<span class="cite-bracket">&#93;</span></a></sup> </p> IV/IM: 100% <sup id="cite_ref-acta08_6-2" class="reference"><a href="#cite_note-acta08-6"><span class="cite-bracket">&#91;</span>6<span class="cite-bracket">&#93;</span></a></sup><br /></td></tr><tr><th scope="row" class="infobox-label" style="line-height:1.2em;"><a href="/wiki/Plasma_protein_binding" title="Plasma protein binding">Protein binding</a></th><td class="infobox-data">85–90%<sup id="cite_ref-acta08_6-3" class="reference"><a href="#cite_note-acta08-6"><span class="cite-bracket">&#91;</span>6<span class="cite-bracket">&#93;</span></a></sup></td></tr><tr><th scope="row" class="infobox-label" style="line-height:1.2em;"><a href="/wiki/Drug_metabolism" title="Drug metabolism">Metabolism</a></th><td class="infobox-data"><a href="/wiki/Liver" title="Liver">Liver</a> (<a href="/wiki/CYP3A4" title="CYP3A4">CYP3A4</a>, <a href="/wiki/CYP2B6" title="CYP2B6">CYP2B6</a> and <a href="/wiki/CYP2D6" title="CYP2D6">CYP2D6</a>-mediated)<sup id="cite_ref-acta08_6-4" class="reference"><a href="#cite_note-acta08-6"><span class="cite-bracket">&#91;</span>6<span class="cite-bracket">&#93;</span></a></sup><sup id="cite_ref-PMJ04_8-2" class="reference"><a href="#cite_note-PMJ04-8"><span class="cite-bracket">&#91;</span>8<span class="cite-bracket">&#93;</span></a></sup></td></tr><tr><th scope="row" class="infobox-label" style="line-height:1.2em;"><a href="/wiki/Onset_of_action" title="Onset of action">Onset of action</a></th><td class="infobox-data">Rapid<sup id="cite_ref-AHFS2015_7-0" class="reference"><a href="#cite_note-AHFS2015-7"><span class="cite-bracket">&#91;</span>7<span class="cite-bracket">&#93;</span></a></sup></td></tr><tr><th scope="row" class="infobox-label" style="line-height:1.2em;"><a href="/wiki/Biological_half-life" title="Biological half-life">Elimination <span class="nowrap">half-life</span></a></th><td class="infobox-data">15 to 55 hours<sup id="cite_ref-PMJ04_8-0" class="reference"><a href="#cite_note-PMJ04-8"><span class="cite-bracket">&#91;</span>8<span class="cite-bracket">&#93;</span></a></sup></td></tr><tr><th scope="row" class="infobox-label" style="line-height:1.2em;"><a href="/wiki/Pharmacodynamics#Duration_of_action" title="Pharmacodynamics">Duration of action</a></th><td class="infobox-data">Single dose: 4–8 h<br />Prolonged use:<br /> • Withdrawal prevention: 1–2 days<sup id="cite_ref-AHFS2015_7-1" class="reference"><a href="#cite_note-AHFS2015-7"><span class="cite-bracket">&#91;</span>7<span class="cite-bracket">&#93;</span></a></sup><br /> • Pain relief: 8–12 hours<sup id="cite_ref-AHFS2015_7-2" class="reference"><a href="#cite_note-AHFS2015-7"><span class="cite-bracket">&#91;</span>7<span class="cite-bracket">&#93;</span></a></sup><sup id="cite_ref-DurPain_9-0" class="reference"><a href="#cite_note-DurPain-9"><span class="cite-bracket">&#91;</span>9<span class="cite-bracket">&#93;</span></a></sup></td></tr><tr><th scope="row" class="infobox-label" style="line-height:1.2em;"><a href="/wiki/Excretion" title="Excretion">Excretion</a></th><td class="infobox-data">Urine, faeces<sup id="cite_ref-PMJ04_8-1" class="reference"><a href="#cite_note-PMJ04-8"><span class="cite-bracket">&#91;</span>8<span class="cite-bracket">&#93;</span></a></sup></td></tr><tr><th colspan="2" class="infobox-header" style="background:#ddd;color:inherit;">Identifiers</th></tr><tr><td colspan="2" class="infobox-full-data"><div class="collapsible-list mw-collapsible mw-collapsed" style="text-align: left;"> <div style="line-height: 1.6em; font-weight: bold;"><div><a href="/wiki/IUPAC_nomenclature_of_chemistry" title="IUPAC nomenclature of chemistry">IUPAC name</a></div></div> <ul class="mw-collapsible-content" style="margin-top: 0; margin-bottom: 0; line-height: inherit; list-style: none; margin-left: 0; word-break:break-all; text-align:left; padding-left:1.5em; text-indent:-1.5em;"><li style="line-height: inherit; margin: 0"><div style="font-size: 97%;">(<i>RS</i>)-6-(dimethylamino)-4,4-diphenylheptan-3-one</div></li></ul> </div></td></tr><tr><th scope="row" class="infobox-label" style="line-height:1.2em;"><a href="/wiki/CAS_Registry_Number" title="CAS Registry Number">CAS Number</a></th><td class="infobox-data"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1126788409" /><div class="plainlist"><ul><li><span title="commonchemistry.cas.org"><a rel="nofollow" class="external text" href="https://commonchemistry.cas.org/detail?cas_rn=76-99-3">76-99-3</a></span><sup>&#160;<span typeof="mw:File"><span><img alt="check" src="//upload.wikimedia.org/wikipedia/en/thumb/f/fb/Yes_check.svg/7px-Yes_check.svg.png" decoding="async" width="7" height="7" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/en/thumb/f/fb/Yes_check.svg/11px-Yes_check.svg.png 1.5x, //upload.wikimedia.org/wikipedia/en/thumb/f/fb/Yes_check.svg/14px-Yes_check.svg.png 2x" data-file-width="600" data-file-height="600" /></span></span><span style="display:none">Y</span></sup></li></ul></div></td></tr><tr><th scope="row" class="infobox-label" style="line-height:1.2em;"><a href="/wiki/PubChem#CID" title="PubChem">PubChem</a> <span style="font-weight:normal"><abbr title="Compound ID">CID</abbr></span></th><td class="infobox-data"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1126788409" /><div class="plainlist"><ul><li><span title="pubchem.ncbi.nlm.nih.gov"><a rel="nofollow" class="external text" href="https://pubchem.ncbi.nlm.nih.gov/compound/4095">4095</a></span></li></ul></div></td></tr><tr><th scope="row" class="infobox-label" style="line-height:1.2em;"><a href="/wiki/Guide_to_Pharmacology" title="Guide to Pharmacology">IUPHAR/BPS</a></th><td class="infobox-data"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1126788409" /><div class="plainlist"><ul><li><span title="www.guidetopharmacology.org"><a rel="nofollow" class="external text" href="https://www.guidetopharmacology.org/GRAC/LigandDisplayForward?ligandId=5458">5458</a></span></li></ul></div></td></tr><tr><th scope="row" class="infobox-label" style="line-height:1.2em;"><a href="/wiki/DrugBank" title="DrugBank">DrugBank</a></th><td class="infobox-data"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1126788409" /><div class="plainlist"><ul><li><span title="www.drugbank.ca"><a rel="nofollow" class="external text" href="https://www.drugbank.ca/drugs/DB00333">DB00333</a></span><sup>&#160;<span typeof="mw:File"><span><img alt="check" src="//upload.wikimedia.org/wikipedia/en/thumb/f/fb/Yes_check.svg/7px-Yes_check.svg.png" decoding="async" width="7" height="7" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/en/thumb/f/fb/Yes_check.svg/11px-Yes_check.svg.png 1.5x, //upload.wikimedia.org/wikipedia/en/thumb/f/fb/Yes_check.svg/14px-Yes_check.svg.png 2x" data-file-width="600" data-file-height="600" /></span></span><span style="display:none">Y</span></sup></li></ul></div></td></tr><tr><th scope="row" class="infobox-label" style="line-height:1.2em;"><a href="/wiki/ChemSpider" title="ChemSpider">ChemSpider</a></th><td class="infobox-data"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1126788409" /><div class="plainlist"><ul><li><span title="www.chemspider.com"><a rel="nofollow" class="external text" href="https://www.chemspider.com/Chemical-Structure.3953.html">3953</a></span><sup>&#160;<span typeof="mw:File"><span><img alt="check" src="//upload.wikimedia.org/wikipedia/en/thumb/f/fb/Yes_check.svg/7px-Yes_check.svg.png" decoding="async" width="7" height="7" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/en/thumb/f/fb/Yes_check.svg/11px-Yes_check.svg.png 1.5x, //upload.wikimedia.org/wikipedia/en/thumb/f/fb/Yes_check.svg/14px-Yes_check.svg.png 2x" data-file-width="600" data-file-height="600" /></span></span><span style="display:none">Y</span></sup></li></ul></div></td></tr><tr><th scope="row" class="infobox-label" style="line-height:1.2em;"><a href="/wiki/Unique_Ingredient_Identifier" title="Unique Ingredient Identifier">UNII</a></th><td class="infobox-data"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1126788409" /><div class="plainlist"><ul><li><span title="precision.fda.gov"><a rel="nofollow" class="external text" href="https://precision.fda.gov/uniisearch/srs/unii/UC6VBE7V1Z">UC6VBE7V1Z</a></span></li></ul></div></td></tr><tr><th scope="row" class="infobox-label" style="line-height:1.2em;"><a href="/wiki/KEGG" title="KEGG">KEGG</a></th><td class="infobox-data"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1126788409" /><div class="plainlist"><ul><li><span title="www.kegg.jp"><a rel="nofollow" class="external text" href="https://www.kegg.jp/entry/D08195">D08195</a></span><sup>&#160;<span typeof="mw:File"><span><img alt="check" src="//upload.wikimedia.org/wikipedia/en/thumb/f/fb/Yes_check.svg/7px-Yes_check.svg.png" decoding="async" width="7" height="7" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/en/thumb/f/fb/Yes_check.svg/11px-Yes_check.svg.png 1.5x, //upload.wikimedia.org/wikipedia/en/thumb/f/fb/Yes_check.svg/14px-Yes_check.svg.png 2x" data-file-width="600" data-file-height="600" /></span></span><span style="display:none">Y</span></sup></li></ul></div></td></tr><tr><th scope="row" class="infobox-label" style="line-height:1.2em;"><a href="/wiki/ChEBI" title="ChEBI">ChEBI</a></th><td class="infobox-data"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1126788409" /><div class="plainlist"><ul><li><span title="www.ebi.ac.uk"><a rel="nofollow" class="external text" href="https://www.ebi.ac.uk/chebi/searchId.do?chebiId=CHEBI:6807">CHEBI:6807</a></span><sup>&#160;<span typeof="mw:File"><span><img alt="☒" src="//upload.wikimedia.org/wikipedia/commons/thumb/a/a2/X_mark.svg/7px-X_mark.svg.png" decoding="async" width="7" height="8" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/a/a2/X_mark.svg/11px-X_mark.svg.png 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/a/a2/X_mark.svg/14px-X_mark.svg.png 2x" data-file-width="525" data-file-height="600" /></span></span><span style="display:none">N</span></sup></li></ul></div></td></tr><tr><th scope="row" class="infobox-label" style="line-height:1.2em;"><a href="/wiki/ChEMBL" title="ChEMBL">ChEMBL</a></th><td class="infobox-data"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1126788409" /><div class="plainlist"><ul><li><span title="www.ebi.ac.uk"><a rel="nofollow" class="external text" href="https://www.ebi.ac.uk/chembl/explore/compound/ChEMBL651">ChEMBL651</a></span><sup>&#160;<span typeof="mw:File"><span><img alt="check" src="//upload.wikimedia.org/wikipedia/en/thumb/f/fb/Yes_check.svg/7px-Yes_check.svg.png" decoding="async" width="7" height="7" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/en/thumb/f/fb/Yes_check.svg/11px-Yes_check.svg.png 1.5x, //upload.wikimedia.org/wikipedia/en/thumb/f/fb/Yes_check.svg/14px-Yes_check.svg.png 2x" data-file-width="600" data-file-height="600" /></span></span><span style="display:none">Y</span></sup></li></ul></div></td></tr><tr><th scope="row" class="infobox-label" style="line-height:1.2em;"><a href="/wiki/CompTox_Chemicals_Dashboard" title="CompTox Chemicals Dashboard">CompTox Dashboard</a> <span style="font-weight:normal">(<abbr title="U.S. Environmental Protection Agency">EPA</abbr>)</span></th><td class="infobox-data"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1126788409" /><div class="plainlist"><ul><li><span title="comptox.epa.gov"><a rel="nofollow" class="external text" href="https://comptox.epa.gov/dashboard/chemical/details/DTXSID7023273">DTXSID7023273</a> <span class="mw-valign-text-top noprint" typeof="mw:File/Frameless"><a href="https://www.wikidata.org/wiki/Q179996#P3117" title="Edit this at Wikidata"><img alt="Edit this at Wikidata" src="//upload.wikimedia.org/wikipedia/en/thumb/8/8a/OOjs_UI_icon_edit-ltr-progressive.svg/10px-OOjs_UI_icon_edit-ltr-progressive.svg.png" decoding="async" width="10" height="10" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/en/thumb/8/8a/OOjs_UI_icon_edit-ltr-progressive.svg/15px-OOjs_UI_icon_edit-ltr-progressive.svg.png 1.5x, //upload.wikimedia.org/wikipedia/en/thumb/8/8a/OOjs_UI_icon_edit-ltr-progressive.svg/20px-OOjs_UI_icon_edit-ltr-progressive.svg.png 2x" data-file-width="20" data-file-height="20" /></a></span></span></li></ul></div></td></tr><tr><th scope="row" class="infobox-label" style="line-height:1.2em;"><a href="/wiki/ECHA_InfoCard" class="mw-redirect" title="ECHA InfoCard"><span title="echa.europa.eu">ECHA InfoCard</span></a></th><td class="infobox-data"><a rel="nofollow" class="external text" href="https://echa.europa.eu/substance-information/-/substanceinfo/100.000.907">100.000.907</a> <span class="mw-valign-text-top noprint" typeof="mw:File/Frameless"><a href="https://www.wikidata.org/wiki/Q179996#P2566" title="Edit this at Wikidata"><img alt="Edit this at Wikidata" src="//upload.wikimedia.org/wikipedia/en/thumb/8/8a/OOjs_UI_icon_edit-ltr-progressive.svg/10px-OOjs_UI_icon_edit-ltr-progressive.svg.png" decoding="async" width="10" height="10" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/en/thumb/8/8a/OOjs_UI_icon_edit-ltr-progressive.svg/15px-OOjs_UI_icon_edit-ltr-progressive.svg.png 1.5x, //upload.wikimedia.org/wikipedia/en/thumb/8/8a/OOjs_UI_icon_edit-ltr-progressive.svg/20px-OOjs_UI_icon_edit-ltr-progressive.svg.png 2x" data-file-width="20" data-file-height="20" /></a></span></td></tr><tr><th colspan="2" class="infobox-header" style="background:#ddd;color:inherit;">Chemical and physical data</th></tr><tr><th scope="row" class="infobox-label" style="line-height:1.2em;"><a href="/wiki/Chemical_formula" title="Chemical formula">Formula</a></th><td class="infobox-data"><span title="Carbon">C</span><sub>21</sub><span title="Hydrogen">H</span><sub>27</sub><span title="Nitrogen">N</span><span title="Oxygen">O</span></td></tr><tr><th scope="row" class="infobox-label" style="line-height:1.2em;"><a href="/wiki/Molar_mass" title="Molar mass">Molar mass</a></th><td class="infobox-data"><span class="nowrap"><span data-sort-value="7002309453000000000♠"></span>309.453</span>&#160;g·mol<sup>−1</sup></td></tr><tr><th scope="row" class="infobox-label" style="line-height:1.2em;">3D model (<a href="/wiki/JSmol" class="mw-redirect" title="JSmol">JSmol</a>)</th><td class="infobox-data"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1126788409" /><div class="plainlist"><ul><li><span title="chemapps.stolaf.edu (3D interactive model)"><a rel="nofollow" class="external text" href="https://chemapps.stolaf.edu/jmol/jmol.php?model=CCC%28C%28C1%3DCC%3DCC%3DC1%29%28C2%3DCC%3DCC%3DC2%29CC%28N%28C%29C%29C%29%3DO">Interactive image</a></span></li></ul></div></td></tr><tr><th scope="row" class="infobox-label" style="line-height:1.2em;"><a href="/wiki/Chirality_(chemistry)" title="Chirality (chemistry)">Chirality</a></th><td class="infobox-data"><a href="/wiki/Racemic_mixture" title="Racemic mixture">Racemic mixture</a></td></tr><tr><td colspan="2" class="infobox-full-data"><div class="collapsible-list mw-collapsible mw-collapsed" style="text-align: left;"> <div style="line-height: 1.6em; font-weight: bold;"><div><a href="/wiki/Simplified_molecular-input_line-entry_system" class="mw-redirect" title="Simplified molecular-input line-entry system">SMILES</a></div></div> <ul class="mw-collapsible-content" style="margin-top: 0; margin-bottom: 0; line-height: inherit; list-style: none; margin-left: 0; word-break:break-all;"><li style="line-height: inherit; margin: 0"><div style="word-wrap:break-word; text-indent:-1.5em; text-align:left; padding-left:1.5em; font-size:97%; line-height:120%;">CCC(C(C1=CC=CC=C1)(C2=CC=CC=C2)CC(N(C)C)C)=O</div></li></ul> </div></td></tr><tr><td colspan="2" class="infobox-full-data"><div class="collapsible-list mw-collapsible mw-collapsed" style="text-align: left;"> <div style="line-height: 1.6em; font-weight: bold;"><div><a href="/wiki/International_Chemical_Identifier" title="International Chemical Identifier">InChI</a></div></div> <ul class="mw-collapsible-content" style="margin-top: 0; margin-bottom: 0; line-height: inherit; list-style: none; margin-left: 0; word-break:break-all;"><li style="line-height: inherit; margin: 0"><div style="word-wrap:break-word; text-indent:-1.5em; text-align:left; padding-left:1.5em; font-size:97%; line-height:120%;">InChI=1S/C21H27NO/c1-5-20(23)21(16-17(2)22(3)4,18-12-8-6-9-13-18)19-14-10-7-11-15-19/h6-15,17H,5,16H2,1-4H3<sup>&#160;<span typeof="mw:File"><span><img alt="check" src="//upload.wikimedia.org/wikipedia/en/thumb/f/fb/Yes_check.svg/7px-Yes_check.svg.png" decoding="async" width="7" height="7" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/en/thumb/f/fb/Yes_check.svg/11px-Yes_check.svg.png 1.5x, //upload.wikimedia.org/wikipedia/en/thumb/f/fb/Yes_check.svg/14px-Yes_check.svg.png 2x" data-file-width="600" data-file-height="600" /></span></span><span style="display:none">Y</span></sup></div></li><li style="line-height: inherit; margin: 0"><div style="word-wrap:break-word; text-indent:-1.5em; text-align:left; padding-left:1.5em; font-size:97%; line-height:120%;">Key:USSIQXCVUWKGNF-UHFFFAOYSA-N<sup>&#160;<span typeof="mw:File"><span><img alt="check" src="//upload.wikimedia.org/wikipedia/en/thumb/f/fb/Yes_check.svg/7px-Yes_check.svg.png" decoding="async" width="7" height="7" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/en/thumb/f/fb/Yes_check.svg/11px-Yes_check.svg.png 1.5x, //upload.wikimedia.org/wikipedia/en/thumb/f/fb/Yes_check.svg/14px-Yes_check.svg.png 2x" data-file-width="600" data-file-height="600" /></span></span><span style="display:none">Y</span></sup></div></li></ul> </div></td></tr><tr><td colspan="2" class="infobox-below"><style data-mw-deduplicate="TemplateStyles:r886047488">.mw-parser-output .nobold{font-weight:normal}</style><span class="nobold">&#160;<sup><span typeof="mw:File"><span><img alt="☒" src="//upload.wikimedia.org/wikipedia/commons/thumb/a/a2/X_mark.svg/7px-X_mark.svg.png" decoding="async" width="7" height="8" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/a/a2/X_mark.svg/11px-X_mark.svg.png 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/a/a2/X_mark.svg/14px-X_mark.svg.png 2x" data-file-width="525" data-file-height="600" /></span></span><span style="display:none">N</span><span typeof="mw:File"><span><img alt="check" src="//upload.wikimedia.org/wikipedia/en/thumb/f/fb/Yes_check.svg/7px-Yes_check.svg.png" decoding="async" width="7" height="7" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/en/thumb/f/fb/Yes_check.svg/11px-Yes_check.svg.png 1.5x, //upload.wikimedia.org/wikipedia/en/thumb/f/fb/Yes_check.svg/14px-Yes_check.svg.png 2x" data-file-width="600" data-file-height="600" /></span></span><span style="display:none">Y</span></sup>&#160;<a href="/wiki/Wikipedia:WikiProject_Chemicals/Chembox_validation" title="Wikipedia:WikiProject Chemicals/Chembox validation">(what is this?)</a></span><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r886047488" /><span class="nobold">&#160;&#160;<span class="reflink plainlinks nourlexpansion"><a class="external text" href="https://en.wikipedia.org/w/index.php?title=Special:ComparePages&amp;rev1=420419989&amp;page2=Methadone">(verify)</a></span></span></td></tr></tbody></table> <p><b>Methadone</b>, sold under the brand names <b>Dolophine</b> and <b>Methadose</b> among others, is a synthetic <a href="/wiki/Opioid" title="Opioid">opioid</a> used medically to treat <a href="/wiki/Chronic_pain" title="Chronic pain">chronic pain</a> and <a href="/wiki/Opioid_use_disorder" title="Opioid use disorder">opioid use disorder</a>.<sup id="cite_ref-AHFS2015_7-3" class="reference"><a href="#cite_note-AHFS2015-7"><span class="cite-bracket">&#91;</span>7<span class="cite-bracket">&#93;</span></a></sup> Prescribed for daily use, the medicine relieves cravings and <a href="/wiki/Opioid_withdrawal" title="Opioid withdrawal">opioid withdrawal</a> symptoms.<sup id="cite_ref-JosephStancliffLangrod_10-0" class="reference"><a href="#cite_note-JosephStancliffLangrod-10"><span class="cite-bracket">&#91;</span>10<span class="cite-bracket">&#93;</span></a></sup> Withdrawal management using methadone can be accomplished in less than a month,<sup id="cite_ref-11" class="reference"><a href="#cite_note-11"><span class="cite-bracket">&#91;</span>11<span class="cite-bracket">&#93;</span></a></sup> or it may be done gradually over a longer period of time, or simply maintained for the rest of the patient's life.<sup id="cite_ref-AHFS2015_7-4" class="reference"><a href="#cite_note-AHFS2015-7"><span class="cite-bracket">&#91;</span>7<span class="cite-bracket">&#93;</span></a></sup> While a single dose has a rapid effect, maximum effect can take up to five days of use.<sup id="cite_ref-AHFS2015_7-5" class="reference"><a href="#cite_note-AHFS2015-7"><span class="cite-bracket">&#91;</span>7<span class="cite-bracket">&#93;</span></a></sup><sup id="cite_ref-Gris2011_12-0" class="reference"><a href="#cite_note-Gris2011-12"><span class="cite-bracket">&#91;</span>12<span class="cite-bracket">&#93;</span></a></sup> After long-term use, in people with normal liver function, effects last 8 to 36 hours.<sup id="cite_ref-AHFS2015_7-6" class="reference"><a href="#cite_note-AHFS2015-7"><span class="cite-bracket">&#91;</span>7<span class="cite-bracket">&#93;</span></a></sup><sup id="cite_ref-DurPain_9-1" class="reference"><a href="#cite_note-DurPain-9"><span class="cite-bracket">&#91;</span>9<span class="cite-bracket">&#93;</span></a></sup> Methadone is usually taken <a href="/wiki/By_mouth" class="mw-redirect" title="By mouth">by mouth</a> and rarely by <a href="/wiki/Intramuscular" class="mw-redirect" title="Intramuscular">injection into a muscle</a> or <a href="/wiki/Intravenous" class="mw-redirect" title="Intravenous">vein</a>.<sup id="cite_ref-AHFS2015_7-7" class="reference"><a href="#cite_note-AHFS2015-7"><span class="cite-bracket">&#91;</span>7<span class="cite-bracket">&#93;</span></a></sup> </p><p>Side effects are similar to those of other opioids.<sup id="cite_ref-AHFS2015_7-8" class="reference"><a href="#cite_note-AHFS2015-7"><span class="cite-bracket">&#91;</span>7<span class="cite-bracket">&#93;</span></a></sup> These frequently include <a href="/wiki/Dizziness" title="Dizziness">dizziness</a>, <a href="/wiki/Somnolence" title="Somnolence">sleepiness</a>, <a href="/wiki/Nausea" title="Nausea">nausea</a>, <a href="/wiki/Vomiting" title="Vomiting">vomiting</a>, and <a href="/wiki/Perspiration" title="Perspiration">sweating</a>.<sup id="cite_ref-AHFS2015_7-9" class="reference"><a href="#cite_note-AHFS2015-7"><span class="cite-bracket">&#91;</span>7<span class="cite-bracket">&#93;</span></a></sup><sup id="cite_ref-13" class="reference"><a href="#cite_note-13"><span class="cite-bracket">&#91;</span>13<span class="cite-bracket">&#93;</span></a></sup> Serious risks include <a href="/wiki/Opioid_abuse" class="mw-redirect" title="Opioid abuse">opioid abuse</a> and <a href="/wiki/Respiratory_depression" class="mw-redirect" title="Respiratory depression">respiratory depression</a>.<sup id="cite_ref-AHFS2015_7-10" class="reference"><a href="#cite_note-AHFS2015-7"><span class="cite-bracket">&#91;</span>7<span class="cite-bracket">&#93;</span></a></sup> <a href="/wiki/Heart_arrhythmia" class="mw-redirect" title="Heart arrhythmia">Abnormal heart rhythms</a> may also occur due to a prolonged <a href="/wiki/QT_interval" title="QT interval">QT interval</a>.<sup id="cite_ref-AHFS2015_7-11" class="reference"><a href="#cite_note-AHFS2015-7"><span class="cite-bracket">&#91;</span>7<span class="cite-bracket">&#93;</span></a></sup> The number of deaths in the United States involving methadone poisoning declined from 4,418 in 2011<sup id="cite_ref-14" class="reference"><a href="#cite_note-14"><span class="cite-bracket">&#91;</span>14<span class="cite-bracket">&#93;</span></a></sup> to 3,300 in 2015.<sup id="cite_ref-15" class="reference"><a href="#cite_note-15"><span class="cite-bracket">&#91;</span>15<span class="cite-bracket">&#93;</span></a></sup> Risks are greater with higher doses.<sup id="cite_ref-16" class="reference"><a href="#cite_note-16"><span class="cite-bracket">&#91;</span>16<span class="cite-bracket">&#93;</span></a></sup> Methadone is made by <a href="/wiki/Chemical_synthesis" title="Chemical synthesis">chemical synthesis</a> and acts on <a href="/wiki/Opioid_receptors" class="mw-redirect" title="Opioid receptors">opioid receptors</a>.<sup id="cite_ref-AHFS2015_7-12" class="reference"><a href="#cite_note-AHFS2015-7"><span class="cite-bracket">&#91;</span>7<span class="cite-bracket">&#93;</span></a></sup> </p><p>Methadone was developed in Germany in the late 1930s by <a href="/wiki/Gustav_Ehrhart" title="Gustav Ehrhart">Gustav Ehrhart</a> and <a href="/wiki/Max_Bockm%C3%BChl" title="Max Bockmühl">Max Bockmühl</a>.<sup id="cite_ref-17" class="reference"><a href="#cite_note-17"><span class="cite-bracket">&#91;</span>17<span class="cite-bracket">&#93;</span></a></sup><sup id="cite_ref-18" class="reference"><a href="#cite_note-18"><span class="cite-bracket">&#91;</span>18<span class="cite-bracket">&#93;</span></a></sup> It was approved for use as an <a href="/wiki/Analgesic" title="Analgesic">analgesic</a> in the United States in 1947, and has been used in the treatment of addiction since the 1960s.<sup id="cite_ref-AHFS2015_7-13" class="reference"><a href="#cite_note-AHFS2015-7"><span class="cite-bracket">&#91;</span>7<span class="cite-bracket">&#93;</span></a></sup><sup id="cite_ref-19" class="reference"><a href="#cite_note-19"><span class="cite-bracket">&#91;</span>19<span class="cite-bracket">&#93;</span></a></sup> It is on the <a href="/wiki/WHO_Model_List_of_Essential_Medicines" title="WHO Model List of Essential Medicines">World Health Organization's List of Essential Medicines</a>.<sup id="cite_ref-WHO22nd_20-0" class="reference"><a href="#cite_note-WHO22nd-20"><span class="cite-bracket">&#91;</span>20<span class="cite-bracket">&#93;</span></a></sup> </p> <style data-mw-deduplicate="TemplateStyles:r886046785">.mw-parser-output .toclimit-2 .toclevel-1 ul,.mw-parser-output .toclimit-3 .toclevel-2 ul,.mw-parser-output .toclimit-4 .toclevel-3 ul,.mw-parser-output .toclimit-5 .toclevel-4 ul,.mw-parser-output .toclimit-6 .toclevel-5 ul,.mw-parser-output .toclimit-7 .toclevel-6 ul{display:none}</style><div class="toclimit-3"><meta property="mw:PageProp/toc" /></div> <div class="mw-heading mw-heading2"><h2 id="Medical_uses">Medical uses</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Methadone&amp;action=edit&amp;section=1" title="Edit section: Medical uses"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <div class="mw-heading mw-heading3"><h3 id="Opioid_addiction">Opioid addiction</h3><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Methadone&amp;action=edit&amp;section=2" title="Edit section: Opioid addiction"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <p>Methadone is used for the treatment of <a href="/wiki/Opioid_use_disorder" title="Opioid use disorder">opioid use disorder</a>.<sup id="cite_ref-21" class="reference"><a href="#cite_note-21"><span class="cite-bracket">&#91;</span>21<span class="cite-bracket">&#93;</span></a></sup> It may be used as maintenance therapy or in shorter periods to manage opioid withdrawal symptoms. Its use for the treatment of addiction is usually strictly regulated. In the US, outpatient treatment programs must be certified by the federal <a href="/wiki/Substance_Abuse_and_Mental_Health_Services_Administration" title="Substance Abuse and Mental Health Services Administration">Substance Abuse and Mental Health Services Administration</a> (SAMHSA) and registered by the <a href="/wiki/Drug_Enforcement_Administration" title="Drug Enforcement Administration">Drug Enforcement Administration</a> (DEA) to prescribe methadone for opioid addiction. </p><p>A 2009 <a href="/wiki/Cochrane_review" class="mw-redirect" title="Cochrane review">Cochrane review</a> found methadone was effective in retaining people in treatment and the reduction or cessation of heroin use as measured by self-report and urine/hair analysis and did not affect criminal activity or risk of death.<sup id="cite_ref-22" class="reference"><a href="#cite_note-22"><span class="cite-bracket">&#91;</span>22<span class="cite-bracket">&#93;</span></a></sup> </p><p>Treatment of opioid-dependent persons with methadone follows one of two routes: maintenance or withdrawal management.<sup id="cite_ref-23" class="reference"><a href="#cite_note-23"><span class="cite-bracket">&#91;</span>23<span class="cite-bracket">&#93;</span></a></sup> Methadone maintenance therapy (MMT) usually takes place in outpatient settings. It is usually prescribed as a single daily dose medication for those who wish to abstain from illicit opioid use. Treatment models for MMT differ. It is not uncommon for treatment recipients to be administered methadone in a specialized clinic, where they are observed for around 15–20 minutes post-dosing, to reduce the risk of diversion of medication.<sup id="cite_ref-24" class="reference"><a href="#cite_note-24"><span class="cite-bracket">&#91;</span>24<span class="cite-bracket">&#93;</span></a></sup> </p><p>The duration of methadone treatment programs ranges from a few months to years. Given opioid dependence is characteristically a chronic relapsing/remitting disorder, MMT may be lifelong. The length of time a person remains in treatment depends on a number of factors. While starting doses may be adjusted based on the amount of opioids reportedly used, most clinical guidelines suggest doses start low (e.g., at doses not exceeding 40&#160;mg daily) and are incremented gradually.<sup id="cite_ref-JosephStancliffLangrod_10-1" class="reference"><a href="#cite_note-JosephStancliffLangrod-10"><span class="cite-bracket">&#91;</span>10<span class="cite-bracket">&#93;</span></a></sup><sup id="cite_ref-Connock_25-0" class="reference"><a href="#cite_note-Connock-25"><span class="cite-bracket">&#91;</span>25<span class="cite-bracket">&#93;</span></a></sup> It has been found that doses of 40&#160;mg per day were sufficient to help control the withdrawal symptoms but not enough to curb the cravings for the drug. Doses of 80 to 100&#160;mg per day have shown higher rates of success in patients and less illicit <a href="/wiki/Heroin" title="Heroin">heroin</a> use during the maintenance therapy.<sup id="cite_ref-Anderson_2000_26-0" class="reference"><a href="#cite_note-Anderson_2000-26"><span class="cite-bracket">&#91;</span>26<span class="cite-bracket">&#93;</span></a></sup> However, higher doses do put a patient more at risk for overdose than a moderately low dose (e.g. 20&#160;mg/day).<sup id="cite_ref-Gris2011_12-1" class="reference"><a href="#cite_note-Gris2011-12"><span class="cite-bracket">&#91;</span>12<span class="cite-bracket">&#93;</span></a></sup> </p><p>Methadone <a href="/wiki/Maintenance_dose" title="Maintenance dose">maintenance</a> has been shown to reduce the transmission of bloodborne viruses associated with opioid injection, such as hepatitis B and C, and/or HIV.<sup id="cite_ref-JosephStancliffLangrod_10-2" class="reference"><a href="#cite_note-JosephStancliffLangrod-10"><span class="cite-bracket">&#91;</span>10<span class="cite-bracket">&#93;</span></a></sup> The principal goals of methadone maintenance are to relieve opioid cravings, suppress the abstinence syndrome, and block the euphoric effects associated with opioids. </p><p>Chronic methadone dosing will eventually lead to neuroadaptation, characterised by <a href="/wiki/Drug_tolerance" title="Drug tolerance">tolerance</a> and <a href="/wiki/Substance_dependence" title="Substance dependence">dependence</a>. However, when used correctly in treatment, maintenance therapy is medically safe, non-sedating, and can provide a slow recovery from opioid addiction.<sup id="cite_ref-JosephStancliffLangrod_10-3" class="reference"><a href="#cite_note-JosephStancliffLangrod-10"><span class="cite-bracket">&#91;</span>10<span class="cite-bracket">&#93;</span></a></sup> Methadone has been widely used for pregnant women addicted to opioids.<sup id="cite_ref-JosephStancliffLangrod_10-4" class="reference"><a href="#cite_note-JosephStancliffLangrod-10"><span class="cite-bracket">&#91;</span>10<span class="cite-bracket">&#93;</span></a></sup> </p> <div class="mw-heading mw-heading3"><h3 id="Pain">Pain</h3><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Methadone&amp;action=edit&amp;section=3" title="Edit section: Pain"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <p>Methadone is used as an <a href="/wiki/Analgesic" title="Analgesic">analgesic</a> in chronic pain, often in <a href="/wiki/Opioid_rotation" title="Opioid rotation">rotation with other opioids</a>.<sup id="cite_ref-Kraychete_2012_27-0" class="reference"><a href="#cite_note-Kraychete_2012-27"><span class="cite-bracket">&#91;</span>27<span class="cite-bracket">&#93;</span></a></sup><sup id="cite_ref-Mercadante_2016_28-0" class="reference"><a href="#cite_note-Mercadante_2016-28"><span class="cite-bracket">&#91;</span>28<span class="cite-bracket">&#93;</span></a></sup> Due to its activity at the <a href="/wiki/NMDA_receptor" title="NMDA receptor">NMDA receptor</a>, it may be more effective against <a href="/wiki/Neuropathic_pain" title="Neuropathic pain">neuropathic pain</a>; for the same reason, tolerance to the analgesic effects may be less than that of other opioids.<sup id="cite_ref-29" class="reference"><a href="#cite_note-29"><span class="cite-bracket">&#91;</span>29<span class="cite-bracket">&#93;</span></a></sup><sup id="cite_ref-30" class="reference"><a href="#cite_note-30"><span class="cite-bracket">&#91;</span>30<span class="cite-bracket">&#93;</span></a></sup> </p> <div class="mw-heading mw-heading2"><h2 id="Adverse_effects">Adverse effects</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Methadone&amp;action=edit&amp;section=4" title="Edit section: Adverse effects"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <figure class="mw-default-size skin-invert-image" typeof="mw:File/Thumb"><a href="/wiki/File:HarmCausedByDrugsTable.svg" class="mw-file-description"><img src="//upload.wikimedia.org/wikipedia/commons/thumb/2/2c/HarmCausedByDrugsTable.svg/300px-HarmCausedByDrugsTable.svg.png" decoding="async" width="300" height="232" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/2/2c/HarmCausedByDrugsTable.svg/450px-HarmCausedByDrugsTable.svg.png 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/2/2c/HarmCausedByDrugsTable.svg/600px-HarmCausedByDrugsTable.svg.png 2x" data-file-width="990" data-file-height="765" /></a><figcaption>Table from the 2010 ISCD study ranking various drugs (legal and illegal) based on statements by drug-harm experts. Methadone was found to be the 12th overall most dangerous drug.<sup id="cite_ref-Nutt_2010_31-0" class="reference"><a href="#cite_note-Nutt_2010-31"><span class="cite-bracket">&#91;</span>31<span class="cite-bracket">&#93;</span></a></sup></figcaption></figure> <figure class="mw-default-size" typeof="mw:File/Thumb"><a href="/wiki/File:Rational_harm_assessment_of_drugs_radar_plot.svg" class="mw-file-description"><img src="//upload.wikimedia.org/wikipedia/commons/thumb/7/7e/Rational_harm_assessment_of_drugs_radar_plot.svg/220px-Rational_harm_assessment_of_drugs_radar_plot.svg.png" decoding="async" width="220" height="220" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/7/7e/Rational_harm_assessment_of_drugs_radar_plot.svg/330px-Rational_harm_assessment_of_drugs_radar_plot.svg.png 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/7/7e/Rational_harm_assessment_of_drugs_radar_plot.svg/440px-Rational_harm_assessment_of_drugs_radar_plot.svg.png 2x" data-file-width="900" data-file-height="900" /></a><figcaption>Addiction experts in psychiatry, chemistry, pharmacology, forensic science, epidemiology, and the police and legal services engaged in <a href="/wiki/Delphi_method" title="Delphi method">delphic analysis</a> regarding 20 popular recreational drugs. Street methadone was ranked 4th in dependence, 5th in physical harm, and 5th in social harm.<sup id="cite_ref-32" class="reference"><a href="#cite_note-32"><span class="cite-bracket">&#91;</span>32<span class="cite-bracket">&#93;</span></a></sup></figcaption></figure> <p>Adverse effects of methadone include:<sup id="cite_ref-33" class="reference"><a href="#cite_note-33"><span class="cite-bracket">&#91;</span>33<span class="cite-bracket">&#93;</span></a></sup> </p> <ul><li><a href="/wiki/Sedation" title="Sedation">Sedation</a></li> <li><a href="/wiki/Constipation" title="Constipation">Constipation</a><sup id="cite_ref-Drugs.com_34-0" class="reference"><a href="#cite_note-Drugs.com-34"><span class="cite-bracket">&#91;</span>34<span class="cite-bracket">&#93;</span></a></sup><sup id="cite_ref-medlineplus-archive_35-0" class="reference"><a href="#cite_note-medlineplus-archive-35"><span class="cite-bracket">&#91;</span>35<span class="cite-bracket">&#93;</span></a></sup></li> <li><a href="/wiki/Flushing_(physiology)" title="Flushing (physiology)">Flushing</a><sup id="cite_ref-medlineplus-archive_35-1" class="reference"><a href="#cite_note-medlineplus-archive-35"><span class="cite-bracket">&#91;</span>35<span class="cite-bracket">&#93;</span></a></sup></li> <li><a href="/wiki/Perspiration" title="Perspiration">Perspiration</a><sup id="cite_ref-medlineplus-archive_35-2" class="reference"><a href="#cite_note-medlineplus-archive-35"><span class="cite-bracket">&#91;</span>35<span class="cite-bracket">&#93;</span></a></sup></li> <li><a href="/wiki/Heat_intolerance" title="Heat intolerance">Heat intolerance</a></li> <li><a href="/wiki/Dizziness" title="Dizziness">Dizziness</a> or <a href="/wiki/Fainting" class="mw-redirect" title="Fainting">fainting</a><sup id="cite_ref-Drugs.com_34-1" class="reference"><a href="#cite_note-Drugs.com-34"><span class="cite-bracket">&#91;</span>34<span class="cite-bracket">&#93;</span></a></sup><sup id="cite_ref-RxList_36-0" class="reference"><a href="#cite_note-RxList-36"><span class="cite-bracket">&#91;</span>36<span class="cite-bracket">&#93;</span></a></sup><sup id="cite_ref-MedicineNet_37-0" class="reference"><a href="#cite_note-MedicineNet-37"><span class="cite-bracket">&#91;</span>37<span class="cite-bracket">&#93;</span></a></sup></li> <li><a href="/wiki/Weakness" title="Weakness">Weakness</a><sup id="cite_ref-medlineplus-archive_35-3" class="reference"><a href="#cite_note-medlineplus-archive-35"><span class="cite-bracket">&#91;</span>35<span class="cite-bracket">&#93;</span></a></sup></li> <li><a href="/wiki/Fatigue_(medical)#Chronic_fatigue" class="mw-redirect" title="Fatigue (medical)">Fatigue</a><sup id="cite_ref-medlineplus-archive_35-4" class="reference"><a href="#cite_note-medlineplus-archive-35"><span class="cite-bracket">&#91;</span>35<span class="cite-bracket">&#93;</span></a></sup></li> <li><a href="/wiki/Drowsiness" class="mw-redirect" title="Drowsiness">Drowsiness</a><sup id="cite_ref-Drugs.com_34-2" class="reference"><a href="#cite_note-Drugs.com-34"><span class="cite-bracket">&#91;</span>34<span class="cite-bracket">&#93;</span></a></sup></li> <li><a href="/wiki/Miotic" class="mw-redirect" title="Miotic">Constricted pupils</a></li> <li><a href="/wiki/Xerostomia" title="Xerostomia">Dry mouth</a><sup id="cite_ref-Drugs.com_34-3" class="reference"><a href="#cite_note-Drugs.com-34"><span class="cite-bracket">&#91;</span>34<span class="cite-bracket">&#93;</span></a></sup><sup id="cite_ref-medlineplus-archive_35-5" class="reference"><a href="#cite_note-medlineplus-archive-35"><span class="cite-bracket">&#91;</span>35<span class="cite-bracket">&#93;</span></a></sup></li> <li><a href="/wiki/Nausea" title="Nausea">Nausea</a> and <a href="/wiki/Vomiting" title="Vomiting">vomiting</a><sup id="cite_ref-Drugs.com_34-4" class="reference"><a href="#cite_note-Drugs.com-34"><span class="cite-bracket">&#91;</span>34<span class="cite-bracket">&#93;</span></a></sup><sup id="cite_ref-medlineplus-archive_35-6" class="reference"><a href="#cite_note-medlineplus-archive-35"><span class="cite-bracket">&#91;</span>35<span class="cite-bracket">&#93;</span></a></sup></li> <li><a href="/wiki/Hypotension" title="Hypotension">Low blood pressure</a></li> <li><a href="/wiki/Headache" title="Headache">Headache</a><sup id="cite_ref-medlineplus-archive_35-7" class="reference"><a href="#cite_note-medlineplus-archive-35"><span class="cite-bracket">&#91;</span>35<span class="cite-bracket">&#93;</span></a></sup></li> <li>Heart problems such as chest pain<sup id="cite_ref-Drugs.com_34-5" class="reference"><a href="#cite_note-Drugs.com-34"><span class="cite-bracket">&#91;</span>34<span class="cite-bracket">&#93;</span></a></sup><sup id="cite_ref-RxList_36-1" class="reference"><a href="#cite_note-RxList-36"><span class="cite-bracket">&#91;</span>36<span class="cite-bracket">&#93;</span></a></sup> or fast heartbeat<sup id="cite_ref-Drugs.com_34-6" class="reference"><a href="#cite_note-Drugs.com-34"><span class="cite-bracket">&#91;</span>34<span class="cite-bracket">&#93;</span></a></sup><sup id="cite_ref-RxList_36-2" class="reference"><a href="#cite_note-RxList-36"><span class="cite-bracket">&#91;</span>36<span class="cite-bracket">&#93;</span></a></sup><sup id="cite_ref-MedicineNet_37-1" class="reference"><a href="#cite_note-MedicineNet-37"><span class="cite-bracket">&#91;</span>37<span class="cite-bracket">&#93;</span></a></sup></li> <li><a href="/wiki/Cardiac_arrhythmia" class="mw-redirect" title="Cardiac arrhythmia">Abnormal heart rhythms</a><sup id="cite_ref-MedicineNet_37-2" class="reference"><a href="#cite_note-MedicineNet-37"><span class="cite-bracket">&#91;</span>37<span class="cite-bracket">&#93;</span></a></sup><sup id="cite_ref-pmc3021856_38-0" class="reference"><a href="#cite_note-pmc3021856-38"><span class="cite-bracket">&#91;</span>38<span class="cite-bracket">&#93;</span></a></sup></li> <li>Respiratory problems such as trouble breathing,<sup id="cite_ref-Drugs.com_34-7" class="reference"><a href="#cite_note-Drugs.com-34"><span class="cite-bracket">&#91;</span>34<span class="cite-bracket">&#93;</span></a></sup><sup id="cite_ref-RxList_36-3" class="reference"><a href="#cite_note-RxList-36"><span class="cite-bracket">&#91;</span>36<span class="cite-bracket">&#93;</span></a></sup> slow or shallow breathing (<a href="/wiki/Hypoventilation" title="Hypoventilation">hypoventilation</a>),<sup id="cite_ref-Drugs.com_34-8" class="reference"><a href="#cite_note-Drugs.com-34"><span class="cite-bracket">&#91;</span>34<span class="cite-bracket">&#93;</span></a></sup><sup id="cite_ref-RxList_36-4" class="reference"><a href="#cite_note-RxList-36"><span class="cite-bracket">&#91;</span>36<span class="cite-bracket">&#93;</span></a></sup> <a href="/wiki/Lightheadedness" title="Lightheadedness">lightheadedness</a>,<sup id="cite_ref-Drugs.com_34-9" class="reference"><a href="#cite_note-Drugs.com-34"><span class="cite-bracket">&#91;</span>34<span class="cite-bracket">&#93;</span></a></sup><sup id="cite_ref-RxList_36-5" class="reference"><a href="#cite_note-RxList-36"><span class="cite-bracket">&#91;</span>36<span class="cite-bracket">&#93;</span></a></sup><sup id="cite_ref-MedicineNet_37-3" class="reference"><a href="#cite_note-MedicineNet-37"><span class="cite-bracket">&#91;</span>37<span class="cite-bracket">&#93;</span></a></sup> or fainting<sup id="cite_ref-Drugs.com_34-10" class="reference"><a href="#cite_note-Drugs.com-34"><span class="cite-bracket">&#91;</span>34<span class="cite-bracket">&#93;</span></a></sup><sup id="cite_ref-RxList_36-6" class="reference"><a href="#cite_note-RxList-36"><span class="cite-bracket">&#91;</span>36<span class="cite-bracket">&#93;</span></a></sup></li> <li><a href="/wiki/Weight_gain" title="Weight gain">Weight gain</a><sup id="cite_ref-medlineplus-archive_35-8" class="reference"><a href="#cite_note-medlineplus-archive-35"><span class="cite-bracket">&#91;</span>35<span class="cite-bracket">&#93;</span></a></sup></li> <li>Memory loss</li> <li><a href="/wiki/Itching" class="mw-redirect" title="Itching">Itching</a></li> <li><a href="/wiki/Difficulty_urinating" class="mw-redirect" title="Difficulty urinating">Difficulty urinating</a><sup id="cite_ref-medlineplus-archive_35-9" class="reference"><a href="#cite_note-medlineplus-archive-35"><span class="cite-bracket">&#91;</span>35<span class="cite-bracket">&#93;</span></a></sup></li> <li><a href="/wiki/Swelling_(medical)" class="mw-redirect" title="Swelling (medical)">Swelling</a> of the hands, arms, feet, and legs<sup id="cite_ref-medlineplus-archive_35-10" class="reference"><a href="#cite_note-medlineplus-archive-35"><span class="cite-bracket">&#91;</span>35<span class="cite-bracket">&#93;</span></a></sup></li> <li><a href="/wiki/Mood_changes" class="mw-redirect" title="Mood changes">Mood changes</a>,<sup id="cite_ref-medlineplus-archive_35-11" class="reference"><a href="#cite_note-medlineplus-archive-35"><span class="cite-bracket">&#91;</span>35<span class="cite-bracket">&#93;</span></a></sup> (e.g, <a href="/wiki/Euphoria" title="Euphoria">euphoria</a>, <a href="/wiki/Disorientation" class="mw-redirect" title="Disorientation">disorientation</a>)</li> <li><a href="/wiki/Blurred_vision" title="Blurred vision">Blurred vision</a><sup id="cite_ref-medlineplus-archive_35-12" class="reference"><a href="#cite_note-medlineplus-archive-35"><span class="cite-bracket">&#91;</span>35<span class="cite-bracket">&#93;</span></a></sup></li> <li>Decreased <a href="/wiki/Libido" title="Libido">libido</a>,<sup id="cite_ref-Drugs.com_34-11" class="reference"><a href="#cite_note-Drugs.com-34"><span class="cite-bracket">&#91;</span>34<span class="cite-bracket">&#93;</span></a></sup><sup id="cite_ref-medlineplus-archive_35-13" class="reference"><a href="#cite_note-medlineplus-archive-35"><span class="cite-bracket">&#91;</span>35<span class="cite-bracket">&#93;</span></a></sup> difficulty in reaching <a href="/wiki/Orgasm" title="Orgasm">orgasm</a>,<sup id="cite_ref-Drugs.com_34-12" class="reference"><a href="#cite_note-Drugs.com-34"><span class="cite-bracket">&#91;</span>34<span class="cite-bracket">&#93;</span></a></sup> or <a href="/wiki/Impotence" class="mw-redirect" title="Impotence">impotence</a><sup id="cite_ref-Drugs.com_34-13" class="reference"><a href="#cite_note-Drugs.com-34"><span class="cite-bracket">&#91;</span>34<span class="cite-bracket">&#93;</span></a></sup><sup id="cite_ref-medlineplus-archive_35-14" class="reference"><a href="#cite_note-medlineplus-archive-35"><span class="cite-bracket">&#91;</span>35<span class="cite-bracket">&#93;</span></a></sup></li> <li><a href="/wiki/Amenorrhea" title="Amenorrhea">Missed menstrual periods</a><sup id="cite_ref-medlineplus-archive_35-15" class="reference"><a href="#cite_note-medlineplus-archive-35"><span class="cite-bracket">&#91;</span>35<span class="cite-bracket">&#93;</span></a></sup></li> <li><a href="/wiki/Skin_rash" class="mw-redirect" title="Skin rash">Skin rash</a></li> <li>Central sleep apnea</li></ul> <div class="mw-heading mw-heading3"><h3 id="Withdrawal_symptoms">Withdrawal symptoms</h3><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Methadone&amp;action=edit&amp;section=5" title="Edit section: Withdrawal symptoms"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <p>Methadone withdrawal symptoms are reported as being significantly more protracted than withdrawal from opioids with shorter half-lives. </p><p>When used for opioid maintenance therapy, Methadone is generally administered as an oral liquid. Methadone has been implicated in contributing to significant <a href="/wiki/Tooth_decay" title="Tooth decay">tooth decay</a>. Methadone causes <a href="/wiki/Xerostomia" title="Xerostomia">dry mouth</a>, reducing the protective role of <a href="/wiki/Saliva" title="Saliva">saliva</a> in preventing decay. Other putative mechanisms of methadone-related tooth decay include craving for carbohydrates related to opioids, poor dental care, and a general decrease in personal hygiene. These factors, combined with sedation, have been linked to the causation of extensive dental damage.<sup id="cite_ref-39" class="reference"><a href="#cite_note-39"><span class="cite-bracket">&#91;</span>39<span class="cite-bracket">&#93;</span></a></sup><sup id="cite_ref-40" class="reference"><a href="#cite_note-40"><span class="cite-bracket">&#91;</span>40<span class="cite-bracket">&#93;</span></a></sup> </p> <div class="mw-heading mw-heading4"><h4 id="Physical_symptoms">Physical symptoms</h4><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Methadone&amp;action=edit&amp;section=6" title="Edit section: Physical symptoms"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <ul><li><a href="/wiki/Lightheadedness" title="Lightheadedness">Lightheadedness</a><sup id="cite_ref-michael_41-0" class="reference"><a href="#cite_note-michael-41"><span class="cite-bracket">&#91;</span>41<span class="cite-bracket">&#93;</span></a></sup></li> <li><a href="/wiki/Lacrimation" class="mw-redirect" title="Lacrimation">Tearing</a> of the eyes<sup id="cite_ref-michael_41-1" class="reference"><a href="#cite_note-michael-41"><span class="cite-bracket">&#91;</span>41<span class="cite-bracket">&#93;</span></a></sup><sup id="cite_ref-sadovsky_42-0" class="reference"><a href="#cite_note-sadovsky-42"><span class="cite-bracket">&#91;</span>42<span class="cite-bracket">&#93;</span></a></sup></li> <li><a href="/wiki/Mydriasis" title="Mydriasis">Mydriasis</a> (dilated pupils)<sup id="cite_ref-michael_41-2" class="reference"><a href="#cite_note-michael-41"><span class="cite-bracket">&#91;</span>41<span class="cite-bracket">&#93;</span></a></sup></li> <li><a href="/wiki/Photophobia" title="Photophobia">Photophobia</a> (sensitivity to light)</li> <li><a href="/wiki/Hyperventilation" title="Hyperventilation">Hyperventilation</a> (breathing that is too fast/deep)</li> <li><a href="/wiki/Rhinorrhea" title="Rhinorrhea">Runny nose</a><sup id="cite_ref-sadovsky_42-1" class="reference"><a href="#cite_note-sadovsky-42"><span class="cite-bracket">&#91;</span>42<span class="cite-bracket">&#93;</span></a></sup></li> <li>Yawning</li> <li>Sneezing<sup id="cite_ref-sadovsky_42-2" class="reference"><a href="#cite_note-sadovsky-42"><span class="cite-bracket">&#91;</span>42<span class="cite-bracket">&#93;</span></a></sup></li> <li><a href="/wiki/Nausea" title="Nausea">Nausea</a>,<sup id="cite_ref-michael_41-3" class="reference"><a href="#cite_note-michael-41"><span class="cite-bracket">&#91;</span>41<span class="cite-bracket">&#93;</span></a></sup><sup id="cite_ref-sadovsky_42-3" class="reference"><a href="#cite_note-sadovsky-42"><span class="cite-bracket">&#91;</span>42<span class="cite-bracket">&#93;</span></a></sup> vomiting,<sup id="cite_ref-michael_41-4" class="reference"><a href="#cite_note-michael-41"><span class="cite-bracket">&#91;</span>41<span class="cite-bracket">&#93;</span></a></sup><sup id="cite_ref-sadovsky_42-4" class="reference"><a href="#cite_note-sadovsky-42"><span class="cite-bracket">&#91;</span>42<span class="cite-bracket">&#93;</span></a></sup> and <a href="/wiki/Diarrhea" title="Diarrhea">diarrhea</a><sup id="cite_ref-michael_41-5" class="reference"><a href="#cite_note-michael-41"><span class="cite-bracket">&#91;</span>41<span class="cite-bracket">&#93;</span></a></sup></li> <li><a href="/wiki/Fever" title="Fever">Fever</a><sup id="cite_ref-sadovsky_42-5" class="reference"><a href="#cite_note-sadovsky-42"><span class="cite-bracket">&#91;</span>42<span class="cite-bracket">&#93;</span></a></sup></li> <li><a href="/wiki/Sweating" class="mw-redirect" title="Sweating">Sweating</a><sup id="cite_ref-michael_41-6" class="reference"><a href="#cite_note-michael-41"><span class="cite-bracket">&#91;</span>41<span class="cite-bracket">&#93;</span></a></sup></li> <li>Chills<sup id="cite_ref-sadovsky_42-6" class="reference"><a href="#cite_note-sadovsky-42"><span class="cite-bracket">&#91;</span>42<span class="cite-bracket">&#93;</span></a></sup></li> <li><a href="/wiki/Tremor" title="Tremor">Tremors</a><sup id="cite_ref-michael_41-7" class="reference"><a href="#cite_note-michael-41"><span class="cite-bracket">&#91;</span>41<span class="cite-bracket">&#93;</span></a></sup><sup id="cite_ref-sadovsky_42-7" class="reference"><a href="#cite_note-sadovsky-42"><span class="cite-bracket">&#91;</span>42<span class="cite-bracket">&#93;</span></a></sup></li> <li><a href="/wiki/Akathisia" title="Akathisia">Akathisia</a> (restlessness)</li> <li><a href="/wiki/Tachycardia" title="Tachycardia">Tachycardia</a> (fast heartbeat)<sup id="cite_ref-sadovsky_42-8" class="reference"><a href="#cite_note-sadovsky-42"><span class="cite-bracket">&#91;</span>42<span class="cite-bracket">&#93;</span></a></sup></li> <li>Aches<sup id="cite_ref-michael_41-8" class="reference"><a href="#cite_note-michael-41"><span class="cite-bracket">&#91;</span>41<span class="cite-bracket">&#93;</span></a></sup> and pains, often in the joints or legs</li> <li>Elevated pain sensitivity</li> <li>Blood pressure that is too high (<a href="/wiki/Hypertension" title="Hypertension">hypertension</a>, may cause a stroke)</li></ul> <div class="mw-heading mw-heading4"><h4 id="Cognitive_symptoms">Cognitive symptoms</h4><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Methadone&amp;action=edit&amp;section=7" title="Edit section: Cognitive symptoms"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <ul><li><a href="/wiki/Suicidal_ideation" title="Suicidal ideation">Suicidal ideation</a></li> <li>Susceptibility to cravings<sup id="cite_ref-michael_41-9" class="reference"><a href="#cite_note-michael-41"><span class="cite-bracket">&#91;</span>41<span class="cite-bracket">&#93;</span></a></sup></li> <li><a href="/wiki/Depression_(mood)" title="Depression (mood)">Depression</a><sup id="cite_ref-michael_41-10" class="reference"><a href="#cite_note-michael-41"><span class="cite-bracket">&#91;</span>41<span class="cite-bracket">&#93;</span></a></sup></li> <li>Spontaneous <a href="/wiki/Orgasm" title="Orgasm">orgasm</a></li> <li>Prolonged <a href="/wiki/Insomnia" title="Insomnia">insomnia</a></li> <li><a href="/wiki/Delirium" title="Delirium">Delirium</a></li> <li><a href="/wiki/Auditory_hallucinations" class="mw-redirect" title="Auditory hallucinations">Auditory hallucinations</a></li> <li><a href="/wiki/Visual_hallucinations" class="mw-redirect" title="Visual hallucinations">Visual hallucinations</a></li> <li>Increased perception of odors (<a href="/wiki/Olfaction" class="mw-redirect" title="Olfaction">olfaction</a>), real or imagined</li> <li>Marked increase in <a href="/wiki/Libido" title="Libido">sex drive</a></li> <li><a href="/wiki/Psychomotor_agitation" title="Psychomotor agitation">Agitation</a></li> <li><a href="/wiki/Anxiety" title="Anxiety">Anxiety</a><sup id="cite_ref-michael_41-11" class="reference"><a href="#cite_note-michael-41"><span class="cite-bracket">&#91;</span>41<span class="cite-bracket">&#93;</span></a></sup></li> <li><a href="/wiki/Panic_disorder" title="Panic disorder">Panic disorder</a></li> <li>Nervousness<sup id="cite_ref-michael_41-12" class="reference"><a href="#cite_note-michael-41"><span class="cite-bracket">&#91;</span>41<span class="cite-bracket">&#93;</span></a></sup></li> <li><a href="/wiki/Paranoia" title="Paranoia">Paranoia</a></li> <li><a href="/wiki/Delusions" class="mw-redirect" title="Delusions">Delusions</a></li> <li><a href="/wiki/Apathy" title="Apathy">Apathy</a></li> <li><a href="/wiki/Anorexia_(symptom)" title="Anorexia (symptom)">Anorexia (symptom)</a></li></ul> <div class="mw-heading mw-heading3"><h3 id="Black_box_warning">Black box warning</h3><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Methadone&amp;action=edit&amp;section=8" title="Edit section: Black box warning"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <p>Methadone has the following U.S. FDA <a href="/wiki/Black_box_warning" class="mw-redirect" title="Black box warning">black box warning</a>:<sup id="cite_ref-43" class="reference"><a href="#cite_note-43"><span class="cite-bracket">&#91;</span>43<span class="cite-bracket">&#93;</span></a></sup> </p> <ul><li>Risk of addiction and abuse</li> <li>Potentially fatal respiratory depression</li> <li>Lethal overdose in accidental ingestion</li> <li>QT prolongation<sup id="cite_ref-pmid33157550_44-0" class="reference"><a href="#cite_note-pmid33157550-44"><span class="cite-bracket">&#91;</span>44<span class="cite-bracket">&#93;</span></a></sup></li> <li>Neonatal opioid withdrawal syndrome in children of pregnant women</li> <li>CYP450 drug interactions</li> <li>Risks when used with <a href="/wiki/Alcohol_(drug)" title="Alcohol (drug)">alcohol</a>, <a href="/wiki/Benzodiazepine" title="Benzodiazepine">benzodiazepines</a>, and other CNS depressants.</li> <li>A certified opioid treatment program is required under federal law (42 CFR 8.12) when dispensing methadone for the treatment of opioid addiction.</li></ul> <div class="mw-heading mw-heading3"><h3 id="Overdose">Overdose</h3><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Methadone&amp;action=edit&amp;section=9" title="Edit section: Overdose"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <p>Most people who overdose on methadone show some of the following symptoms: </p> <ul><li><a href="/wiki/Miosis" title="Miosis">Miosis</a> (constricted pupils)<sup id="cite_ref-medline-methadone_45-0" class="reference"><a href="#cite_note-medline-methadone-45"><span class="cite-bracket">&#91;</span>45<span class="cite-bracket">&#93;</span></a></sup></li> <li>Vomiting<sup id="cite_ref-MedlinePlusOverdose_46-0" class="reference"><a href="#cite_note-MedlinePlusOverdose-46"><span class="cite-bracket">&#91;</span>46<span class="cite-bracket">&#93;</span></a></sup></li> <li><a href="/wiki/Spasm" title="Spasm">Spasms</a> of the stomach and intestines<sup id="cite_ref-medlineplus.gov_47-0" class="reference"><a href="#cite_note-medlineplus.gov-47"><span class="cite-bracket">&#91;</span>47<span class="cite-bracket">&#93;</span></a></sup></li> <li><a href="/wiki/Hypoventilation" title="Hypoventilation">Hypoventilation</a> (breathing that is too slow/shallow)<sup id="cite_ref-medline-methadone_45-1" class="reference"><a href="#cite_note-medline-methadone-45"><span class="cite-bracket">&#91;</span>45<span class="cite-bracket">&#93;</span></a></sup></li> <li><a href="/wiki/Drowsiness" class="mw-redirect" title="Drowsiness">Drowsiness</a>,<sup id="cite_ref-medline-methadone_45-2" class="reference"><a href="#cite_note-medline-methadone-45"><span class="cite-bracket">&#91;</span>45<span class="cite-bracket">&#93;</span></a></sup> sleepiness, disorientation, sedation, unresponsiveness</li> <li>Skin that is cool, clammy (damp), and pale<sup id="cite_ref-medline-methadone_45-3" class="reference"><a href="#cite_note-medline-methadone-45"><span class="cite-bracket">&#91;</span>45<span class="cite-bracket">&#93;</span></a></sup></li> <li>Blue fingernails and lips<sup id="cite_ref-medlineplus.gov_47-1" class="reference"><a href="#cite_note-medlineplus.gov-47"><span class="cite-bracket">&#91;</span>47<span class="cite-bracket">&#93;</span></a></sup></li> <li>Limp muscles,<sup id="cite_ref-medline-methadone_45-4" class="reference"><a href="#cite_note-medline-methadone-45"><span class="cite-bracket">&#91;</span>45<span class="cite-bracket">&#93;</span></a></sup> trouble staying awake, nausea</li> <li><a href="/wiki/Unconsciousness" title="Unconsciousness">Unconsciousness</a><sup id="cite_ref-medline-methadone_45-5" class="reference"><a href="#cite_note-medline-methadone-45"><span class="cite-bracket">&#91;</span>45<span class="cite-bracket">&#93;</span></a></sup> and <a href="/wiki/Coma" title="Coma">coma</a><sup id="cite_ref-medline-methadone_45-6" class="reference"><a href="#cite_note-medline-methadone-45"><span class="cite-bracket">&#91;</span>45<span class="cite-bracket">&#93;</span></a></sup></li></ul> <p>The respiratory depression of an overdose can be treated with <a href="/wiki/Naloxone" title="Naloxone">naloxone</a>.<sup id="cite_ref-sadovsky_42-9" class="reference"><a href="#cite_note-sadovsky-42"><span class="cite-bracket">&#91;</span>42<span class="cite-bracket">&#93;</span></a></sup> Naloxone is preferred to the newer, longer-acting antagonist <a href="/wiki/Naltrexone" title="Naltrexone">naltrexone</a>. Despite methadone's much longer duration of action compared to heroin and other shorter-acting agonists and the need for repeat doses of the antagonist naloxone, it is still used for overdose therapy. As naltrexone has a longer half-life, it is more difficult to titrate. If too large a dose of the opioid antagonist is given to a dependent person, it will result in withdrawal symptoms (possibly severe). When using naloxone, the naloxone will be quickly eliminated and the withdrawal will be short-lived. Doses of naltrexone take longer to be eliminated from the person's system. A common problem in treating methadone overdoses is that given the short action of naloxone (versus the extremely longer-acting methadone), a dosage of naloxone given to a methadone-overdosed person will initially work to bring the person out of overdose, but once the naloxone wears off, if no further naloxone is administered, the person can go right back into overdose (based upon time and dosage of the methadone ingested). </p> <div class="mw-heading mw-heading3"><h3 id="Tolerance_and_dependence">Tolerance and dependence</h3><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Methadone&amp;action=edit&amp;section=10" title="Edit section: Tolerance and dependence"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <p>As with other opioid medications, tolerance and dependence usually develop with repeated doses. There is some clinical evidence that tolerance to analgesia is less with methadone compared to other opioids; this may be due to its activity at the <a href="/wiki/NMDA" class="mw-redirect" title="NMDA">NMDA</a> receptor. Tolerance to the different physiological effects of methadone varies; tolerance to analgesic properties may or may not develop quickly, but tolerance to euphoria usually develops rapidly, whereas tolerance to constipation, sedation, and respiratory depression develops slowly (if ever).<sup id="cite_ref-SE_48-0" class="reference"><a href="#cite_note-SE-48"><span class="cite-bracket">&#91;</span>48<span class="cite-bracket">&#93;</span></a></sup> </p> <div class="mw-heading mw-heading3"><h3 id="Driving">Driving</h3><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Methadone&amp;action=edit&amp;section=11" title="Edit section: Driving"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <p>Methadone treatment may impair driving ability.<sup id="cite_ref-49" class="reference"><a href="#cite_note-49"><span class="cite-bracket">&#91;</span>49<span class="cite-bracket">&#93;</span></a></sup> Drug abusers had significantly more involvement in serious crashes than non-abusers in a study by the University of Queensland. In the study of a group of 220 drug abusers, most of them poly-drug abusers, 17 were involved in crashes killing people, compared with a control group of other people randomly selected having no involvement in fatal crashes.<sup id="cite_ref-50" class="reference"><a href="#cite_note-50"><span class="cite-bracket">&#91;</span>50<span class="cite-bracket">&#93;</span></a></sup> However, there have been multiple studies verifying the ability of methadone maintenance patients to drive.<sup id="cite_ref-51" class="reference"><a href="#cite_note-51"><span class="cite-bracket">&#91;</span>51<span class="cite-bracket">&#93;</span></a></sup> In the UK, persons who are prescribed oral methadone can continue to drive after they have satisfactorily completed an independent medical examination which will include a urine screen for drugs. The license will be issued for 12 months at a time and even then, only following a favourable assessment from their own doctor.<sup id="cite_ref-rcgp.org.uk-PDF-drug_meth%20guidance.pdf_52-0" class="reference"><a href="#cite_note-rcgp.org.uk-PDF-drug_meth%2520guidance.pdf-52"><span class="cite-bracket">&#91;</span>52<span class="cite-bracket">&#93;</span></a></sup> Individuals who are prescribed methadone for either IV or IM administration cannot drive in the UK, mainly due to the increased sedation effects that this route of use can cause. </p> <div class="mw-heading mw-heading3"><h3 id="Mortality">Mortality</h3><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Methadone&amp;action=edit&amp;section=12" title="Edit section: Mortality"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <p>In the United States, deaths linked to methadone more than quadrupled in the five-year period between 1999 and 2004. According to the U.S. National Center for Health Statistics,<sup id="cite_ref-53" class="reference"><a href="#cite_note-53"><span class="cite-bracket">&#91;</span>53<span class="cite-bracket">&#93;</span></a></sup> as well as a 2006 series in the <i>Charleston Gazette</i> (West Virginia),<sup id="cite_ref-http&#58;//www.wvgazette.com/section/Series/The+Killer+Cure_54-0" class="reference"><a href="#cite_note-http://www.wvgazette.com/section/Series/The+Killer+Cure-54"><span class="cite-bracket">&#91;</span>54<span class="cite-bracket">&#93;</span></a></sup> medical examiners listed methadone as contributing to 3,849 deaths in 2004. That number was up from 790 in 1999. Approximately 82 percent of those deaths were listed as accidental, and most deaths involved combinations of methadone with other drugs (especially <a href="/wiki/Benzodiazepines" class="mw-redirect" title="Benzodiazepines">benzodiazepines</a>). </p><p>Although deaths from methadone are on the rise<sup class="noprint Inline-Template" style="white-space:nowrap;">&#91;<i><a href="/wiki/Wikipedia:Manual_of_Style/Dates_and_numbers#Chronological_items" title="Wikipedia:Manual of Style/Dates and numbers"><span title="The date of the event predicted near this tag has passed. (January 2024)">needs update</span></a></i>&#93;</sup>, methadone-associated deaths are not being caused primarily by methadone intended for methadone treatment programs, according to a panel of experts convened by the <a href="/wiki/Substance_Abuse_and_Mental_Health_Services_Administration" title="Substance Abuse and Mental Health Services Administration">Substance Abuse and Mental Health Services Administration</a>, which released a report titled "Methadone-Associated Mortality, Report of a National Assessment". The consensus report concludes that "although the data remains incomplete, National Assessment meeting participants concurred that methadone tablets or Diskets distributed through channels other than opioid treatment programs most likely are the central factors in methadone-associated mortality."<sup id="cite_ref-55" class="reference"><a href="#cite_note-55"><span class="cite-bracket">&#91;</span>55<span class="cite-bracket">&#93;</span></a></sup> </p><p>In 2006, the U.S. Food and Drug Administration issued a caution about methadone, titled "Methadone Use for Pain Control May Result in Death." The FDA also revised the drug's package insert. The change deleted previous information about the usual adult dosage. The <i>Charleston Gazette</i> reported, "The old language about the 'usual adult dose' was potentially deadly, according to pain specialists."<sup id="cite_ref-56" class="reference"><a href="#cite_note-56"><span class="cite-bracket">&#91;</span>56<span class="cite-bracket">&#93;</span></a></sup> </p> <div class="mw-heading mw-heading2"><h2 id="Pharmacology">Pharmacology</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Methadone&amp;action=edit&amp;section=13" title="Edit section: Pharmacology"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <table class="wikitable floatright plainrowheaders" style="text-align:left; margin-left:auto; margin-right:auto; border:none;"> <caption><style data-mw-deduplicate="TemplateStyles:r1129693374">.mw-parser-output .hlist dl,.mw-parser-output .hlist ol,.mw-parser-output .hlist ul{margin:0;padding:0}.mw-parser-output .hlist dd,.mw-parser-output .hlist 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"counter(listitem)"\a0 "}.mw-parser-output .hlist dd ol>li:first-child::before,.mw-parser-output .hlist dt ol>li:first-child::before,.mw-parser-output .hlist li ol>li:first-child::before{content:" ("counter(listitem)"\a0 "}</style><style data-mw-deduplicate="TemplateStyles:r1239400231">.mw-parser-output .navbar{display:inline;font-size:88%;font-weight:normal}.mw-parser-output .navbar-collapse{float:left;text-align:left}.mw-parser-output .navbar-boxtext{word-spacing:0}.mw-parser-output .navbar ul{display:inline-block;white-space:nowrap;line-height:inherit}.mw-parser-output .navbar-brackets::before{margin-right:-0.125em;content:"[ "}.mw-parser-output .navbar-brackets::after{margin-left:-0.125em;content:" ]"}.mw-parser-output .navbar li{word-spacing:-0.125em}.mw-parser-output .navbar a>span,.mw-parser-output .navbar a>abbr{text-decoration:inherit}.mw-parser-output .navbar-mini abbr{font-variant:small-caps;border-bottom:none;text-decoration:none;cursor:inherit}.mw-parser-output .navbar-ct-full{font-size:114%;margin:0 7em}.mw-parser-output .navbar-ct-mini{font-size:114%;margin:0 4em}html.skin-theme-clientpref-night .mw-parser-output .navbar li a abbr{color:var(--color-base)!important}@media(prefers-color-scheme:dark){html.skin-theme-clientpref-os .mw-parser-output .navbar li a abbr{color:var(--color-base)!important}}@media print{.mw-parser-output .navbar{display:none!important}}</style><div class="navbar plainlinks hlist navbar-mini"><ul><li class="nv-view"><a href="/wiki/Template:Methadone_at_opioid_receptors,_monoamine_transporters,_and_the_NMDA_receptor" title="Template:Methadone at opioid receptors, monoamine transporters, and the NMDA receptor"><abbr title="View this template">v</abbr></a></li><li class="nv-talk"><a href="/wiki/Template_talk:Methadone_at_opioid_receptors,_monoamine_transporters,_and_the_NMDA_receptor" title="Template talk:Methadone at opioid receptors, monoamine transporters, and the NMDA receptor"><abbr title="Discuss this template">t</abbr></a></li><li class="nv-edit"><a href="/wiki/Special:EditPage/Template:Methadone_at_opioid_receptors,_monoamine_transporters,_and_the_NMDA_receptor" title="Special:EditPage/Template:Methadone at opioid receptors, monoamine transporters, and the NMDA receptor"><abbr title="Edit this template">e</abbr></a></li></ul></div> Receptor binding affinities of isomers of methadone<sup id="cite_ref-pmid7562497_57-0" class="reference"><a href="#cite_note-pmid7562497-57"><span class="cite-bracket">&#91;</span>57<span class="cite-bracket">&#93;</span></a></sup><sup id="cite_ref-pmid9058409_58-0" class="reference"><a href="#cite_note-pmid9058409-58"><span class="cite-bracket">&#91;</span>58<span class="cite-bracket">&#93;</span></a></sup> </caption> <tbody><tr> <th scope="col" rowspan="2">Compound </th> <th scope="col" colspan="6"><a href="/wiki/Binding_affinity" class="mw-redirect" title="Binding affinity">Affinities</a> (<a href="/wiki/Inhibitor_constant" class="mw-redirect" title="Inhibitor constant"><abbr title="Inhibitor constant">K<sub>i</sub></abbr></a><span class="sr-only" style="border: 0; clip: rect(0, 0, 0, 0); clip-path: polygon(0px 0px, 0px 0px, 0px 0px); height: 1px; margin: -1px; overflow: hidden; padding: 0; position: absolute; width: 1px; white-space: nowrap;">Tooltip Inhibitor constant</span>, in <abbr title="nanomolars">nM</abbr>) </th> <th scope="col" colspan="2">Ratios </th></tr> <tr> <th scope="col"><a href="/wiki/%CE%9C-Opioid_receptor" class="mw-redirect" title="Μ-Opioid receptor"><abbr title="μ-Opioid receptor">MOR</abbr></a><span class="sr-only" style="border: 0; clip: rect(0, 0, 0, 0); clip-path: polygon(0px 0px, 0px 0px, 0px 0px); height: 1px; margin: -1px; overflow: hidden; padding: 0; position: absolute; width: 1px; white-space: nowrap;">Tooltip μ-Opioid receptor</span> </th> <th scope="col"><a href="/wiki/%CE%94-Opioid_receptor" class="mw-redirect" title="Δ-Opioid receptor"><abbr title="δ-Opioid receptor">DOR</abbr></a><span class="sr-only" style="border: 0; clip: rect(0, 0, 0, 0); clip-path: polygon(0px 0px, 0px 0px, 0px 0px); height: 1px; margin: -1px; overflow: hidden; padding: 0; position: absolute; width: 1px; white-space: nowrap;">Tooltip δ-Opioid receptor</span> </th> <th scope="col"><a href="/wiki/%CE%9A-Opioid_receptor" class="mw-redirect" title="Κ-Opioid receptor"><abbr title="κ-Opioid receptor">KOR</abbr></a><span class="sr-only" style="border: 0; clip: rect(0, 0, 0, 0); clip-path: polygon(0px 0px, 0px 0px, 0px 0px); height: 1px; margin: -1px; overflow: hidden; padding: 0; position: absolute; width: 1px; white-space: nowrap;">Tooltip κ-Opioid receptor</span> </th> <th scope="col"><a href="/wiki/Serotonin_transporter" title="Serotonin transporter"><abbr title="Serotonin transporter">SERT</abbr></a><span class="sr-only" style="border: 0; clip: rect(0, 0, 0, 0); clip-path: polygon(0px 0px, 0px 0px, 0px 0px); height: 1px; margin: -1px; overflow: hidden; padding: 0; position: absolute; width: 1px; white-space: nowrap;">Tooltip Serotonin transporter</span> </th> <th scope="col"><a href="/wiki/Norepinephrine_transporter" title="Norepinephrine transporter"><abbr title="Norepinephrine transporter">NET</abbr></a><span class="sr-only" style="border: 0; clip: rect(0, 0, 0, 0); clip-path: polygon(0px 0px, 0px 0px, 0px 0px); height: 1px; margin: -1px; overflow: hidden; padding: 0; position: absolute; width: 1px; white-space: nowrap;">Tooltip Norepinephrine transporter</span> </th> <th scope="col"><a href="/wiki/N-Methyl-D-aspartate_receptor" class="mw-redirect" title="N-Methyl-D-aspartate receptor"><abbr title="N-Methyl-D-aspartate receptor">NMDAR</abbr></a><span class="sr-only" style="border: 0; clip: rect(0, 0, 0, 0); clip-path: polygon(0px 0px, 0px 0px, 0px 0px); height: 1px; margin: -1px; overflow: hidden; padding: 0; position: absolute; width: 1px; white-space: nowrap;">Tooltip N-Methyl-D-aspartate receptor</span> </th> <th scope="col"><abbr title="μ-receptor:δ-receptor:κ-receptor">M:D:K</abbr> </th> <th scope="col">SERT:NET </th></tr> <tr> <th scope="row" style="background:#f8f9fa;">Racemic methadone </th> <td>1.7</td> <td>435</td> <td>405</td> <td>1,400</td> <td>259</td> <td>2,500–8,300</td> <td>1:256:238</td> <td>1:5 </td></tr> <tr> <th scope="row" style="background:#f8f9fa;"><a href="/wiki/Dextromethadone" class="mw-redirect" title="Dextromethadone">Dextromethadone</a> </th> <td>19.7</td> <td>960</td> <td>1,370</td> <td>992</td> <td>12,700</td> <td>2,600–7,400</td> <td>1:49:70</td> <td>1:13 </td></tr> <tr> <th scope="row" style="background:#f8f9fa;"><a href="/wiki/Levomethadone" title="Levomethadone">Levomethadone</a> </th> <td>0.945</td> <td>371</td> <td>1,860</td> <td>14.1</td> <td>702</td> <td>2,800–3,400</td> <td>1:393:1968</td> <td>1:50 </td></tr></tbody></table> <p>Methadone acts by binding to the <a href="/wiki/%CE%9C-opioid_receptor" title="Μ-opioid receptor">μ-opioid receptor</a>, but also has some <a href="/wiki/Affinity_(pharmacology)" class="mw-redirect" title="Affinity (pharmacology)">affinity</a> for the <a href="/wiki/NMDA_receptor" title="NMDA receptor">NMDA receptor</a>, an <a href="/wiki/Ionotropic_glutamate_receptor" title="Ionotropic glutamate receptor">ionotropic glutamate receptor</a>. Methadone is <a href="/wiki/Metabolism" title="Metabolism">metabolized</a> by <a href="/wiki/CYP3A4" title="CYP3A4">CYP3A4</a>, <a href="/wiki/CYP2B6" title="CYP2B6">CYP2B6</a>, <a href="/wiki/CYP2D6" title="CYP2D6">CYP2D6</a>, and is a <a href="/wiki/Substrate_(biochemistry)" class="mw-redirect" title="Substrate (biochemistry)">substrate</a>, or in this case target, for the <a href="/wiki/P-glycoprotein" title="P-glycoprotein">P-glycoprotein</a> efflux protein, a protein which helps pump foreign substances out of cells, in the <a href="/wiki/Intestine" class="mw-redirect" title="Intestine">intestines</a> and <a href="/wiki/Brain" title="Brain">brain</a>. The <a href="/wiki/Bioavailability" title="Bioavailability">bioavailability</a> and <a href="/wiki/Elimination_half-life" class="mw-redirect" title="Elimination half-life">elimination half-life</a> of methadone are subject to substantial <a href="/wiki/Interindividual_variability" class="mw-redirect" title="Interindividual variability">interindividual variability</a>. Its main <a href="/wiki/Route_of_administration" title="Route of administration">route of administration</a> is <a href="/wiki/Oral_administration" title="Oral administration">oral</a>. Adverse effects include sedation, <a href="/wiki/Hypoventilation" title="Hypoventilation">hypoventilation</a>, <a href="/wiki/Constipation" title="Constipation">constipation</a>, and <a href="/wiki/Miosis" title="Miosis">miosis</a>, in addition to tolerance, dependence, and withdrawal difficulties. The withdrawal period can be much more prolonged than with other opioids, spanning anywhere from two weeks to several months. </p><p>The metabolic half-life of methadone differs from its duration of action. The metabolic half-life is 8 to 59 hours (approximately 24 hours for opioid-tolerant people, and 55 hours for opioid-naive people), as opposed to a half-life of 1 to 5 hours for morphine.<sup id="cite_ref-Gris2011_12-2" class="reference"><a href="#cite_note-Gris2011-12"><span class="cite-bracket">&#91;</span>12<span class="cite-bracket">&#93;</span></a></sup> The length of the half-life of methadone allows for the exhibition of respiratory depressant effects for an extended duration of time in opioid-naive people.<sup id="cite_ref-Gris2011_12-3" class="reference"><a href="#cite_note-Gris2011-12"><span class="cite-bracket">&#91;</span>12<span class="cite-bracket">&#93;</span></a></sup> </p><p>Methadone at therapeutic concentrations is known to prolong the <a href="/wiki/QTc_interval" class="mw-redirect" title="QTc interval">QTc interval</a>, which indicates that the heart muscle repolarizes more slowly. This QTc prolongation tends to increase the risk of <a href="/wiki/Torsades_de_pointes" title="Torsades de pointes">torsades de pointes</a> (TdP), a heart rhythm disturbance that can lead to <a href="/wiki/Syncope_(medicine)" title="Syncope (medicine)">syncope</a> or sudden death. In a large observational study in Sweden, methadone was associated with a particularly high <a href="/wiki/Incidence_(epidemiology)" title="Incidence (epidemiology)">incidence</a> of TdP, especially in younger patients. The incidence of TdP was 41.9 cases per 100,000 users of methadone in the 18-64 year old age group.<sup id="cite_ref-sweden-2020_59-0" class="reference"><a href="#cite_note-sweden-2020-59"><span class="cite-bracket">&#91;</span>59<span class="cite-bracket">&#93;</span></a></sup> In this study of TdP, methadone was the highest-risk drug in the 18-64 year-old group, with the sole exception of the <a href="/wiki/Antiarrhythmic" class="mw-redirect" title="Antiarrhythmic">antiarrhythmic</a> drug <a href="/wiki/Amiodarone" title="Amiodarone">amiodarone</a>, which was associated with 66.5 cases of TdP per 100,000 amiodarone users.<sup id="cite_ref-sweden-2020_59-1" class="reference"><a href="#cite_note-sweden-2020-59"><span class="cite-bracket">&#91;</span>59<span class="cite-bracket">&#93;</span></a></sup> The high incidence of TdP in amiodarone-treated patients may indicate correlation and not causation because amiodarone is often prescribed to patients with preexisting heart conditions that independently increase the risk of TdP. Methadone likely causes cardiac arrhythmias (such as TdP) via two mechanisms.<sup id="cite_ref-Na-channels-2014_60-0" class="reference"><a href="#cite_note-Na-channels-2014-60"><span class="cite-bracket">&#91;</span>60<span class="cite-bracket">&#93;</span></a></sup> Like many other <a href="/wiki/Cardiotoxic" class="mw-redirect" title="Cardiotoxic">cardiotoxic</a> drugs, methadone blocks the <a href="/wiki/HERG" title="HERG">hERG K+ channel</a>. The two enantiomers of methadone inhibit hERG channels with different potency. <a href="/wiki/Dextromethadone" class="mw-redirect" title="Dextromethadone">Dextromethadone</a>, which is less potent as an opioid, is more potent at blocking the hERG channel with an IC<sub>50</sub> of ~12 μM. <a href="/wiki/Levomethadone" title="Levomethadone">Levomethadone</a> has a lower affinity, with an IC<sub>50</sub> of ~29 μM at the hERG channel.<sup id="cite_ref-Na-channels-2014_60-1" class="reference"><a href="#cite_note-Na-channels-2014-60"><span class="cite-bracket">&#91;</span>60<span class="cite-bracket">&#93;</span></a></sup> Methadone is also known to block the <a href="/wiki/SCN5A" title="SCN5A">Na<sub>v</sub>1.5 voltage-gated Na+ channel</a> (SCN5A) with an IC<sub>50</sub> of ~10 μM, which is similar to the local anesthetic <a href="/wiki/Bupivacaine" title="Bupivacaine">bupivacaine</a>. Both enantiomers of methadone block the Na<sub>v</sub>1.5 channel with similar affinities.<sup id="cite_ref-Na-channels-2014_60-2" class="reference"><a href="#cite_note-Na-channels-2014-60"><span class="cite-bracket">&#91;</span>60<span class="cite-bracket">&#93;</span></a></sup> Bupivacaine is especially cardiotoxic among local anesthetics, and it is believed to act via this same sodium channel. Plasma concentrations of methadone in recovering addicts can reach 4 μM during therapy, so the actions of methadone at both the hERG potassium channel and the Na<sub>v</sub>1.5 sodium channel are possibly clinically relevant in producing cardiac side effects.<sup id="cite_ref-Na-channels-2014_60-3" class="reference"><a href="#cite_note-Na-channels-2014-60"><span class="cite-bracket">&#91;</span>60<span class="cite-bracket">&#93;</span></a></sup> This also suggests that <a href="/wiki/Levomethadone" title="Levomethadone">levomethadone</a> is not completely free of cardiac toxicity. </p> <div class="mw-heading mw-heading3"><h3 id="Mechanism_of_action">Mechanism of action</h3><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Methadone&amp;action=edit&amp;section=14" title="Edit section: Mechanism of action"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <p><a href="/wiki/Levomethadone" title="Levomethadone">Levomethadone</a> (the <i>R</i>-(–)-methadone enantiomer) is a <a href="/wiki/%CE%9C-opioid_receptor" title="Μ-opioid receptor">μ-opioid receptor</a> agonist with higher <a href="/wiki/Intrinsic_activity" title="Intrinsic activity">intrinsic activity</a> than morphine, but lower affinity.<sup id="cite_ref-61" class="reference"><a href="#cite_note-61"><span class="cite-bracket">&#91;</span>61<span class="cite-bracket">&#93;</span></a></sup> <a href="/wiki/Dextromethadone" class="mw-redirect" title="Dextromethadone">Dextromethadone</a> (the <i>S</i>-(+)-methadone enantiomer) has a much lower affinity to the μ-opioid receptor than levomethadone. Both enantiomers bind to the <a href="/wiki/Glutamatergic" title="Glutamatergic">glutamatergic</a> <a href="/wiki/NMDA" class="mw-redirect" title="NMDA">NMDA</a> (<i>N</i>-methyl-<span style="font-size:85%;">D</span>-aspartate) receptor, acting as noncompetitive antagonists. Methadone has been shown to reduce neuropathic pain in rat models, primarily through NMDA receptor antagonism.<sup class="noprint Inline-Template Template-Fact" style="white-space:nowrap;">&#91;<i><a href="/wiki/Wikipedia:Citation_needed" title="Wikipedia:Citation needed"><span title="This claim needs references to reliable sources. (December 2022)">citation needed</span></a></i>&#93;</sup> NMDA antagonists such as <a href="/wiki/Dextromethorphan" title="Dextromethorphan">dextromethorphan</a>, <a href="/wiki/Ketamine" title="Ketamine">ketamine</a>, <a href="/wiki/Tiletamine" title="Tiletamine">tiletamine</a> and <a href="/wiki/Ibogaine" title="Ibogaine">ibogaine</a> are being studied for their role in decreasing the development of tolerance to opioids and as possible for eliminating addiction/tolerance/withdrawal,<sup class="noprint Inline-Template Template-Fact" style="white-space:nowrap;">&#91;<i><a href="/wiki/Wikipedia:Citation_needed" title="Wikipedia:Citation needed"><span title="This claim needs references to reliable sources. (December 2022)">citation needed</span></a></i>&#93;</sup> possibly by disrupting memory circuitry. Acting as an NMDA antagonist may be one mechanism by which methadone decreases craving for opioids and tolerance, and has been proposed as a possible mechanism for its distinguished efficacy regarding the treatment of neuropathic pain.<sup class="noprint Inline-Template Template-Fact" style="white-space:nowrap;">&#91;<i><a href="/wiki/Wikipedia:Citation_needed" title="Wikipedia:Citation needed"><span title="This claim needs references to reliable sources. (May 2024)">citation needed</span></a></i>&#93;</sup> Methadone also acted as a potent, <a href="/wiki/Noncompetitive" class="mw-redirect" title="Noncompetitive">noncompetitive</a> <a href="/wiki/Alpha-3_beta-4_nicotinic_receptor" title="Alpha-3 beta-4 nicotinic receptor">α<sub>3</sub>β<sub>4</sub></a> neuronal <a href="/wiki/Nicotinic_acetylcholine_receptor" title="Nicotinic acetylcholine receptor">nicotinic acetylcholine receptor</a> <a href="/wiki/Nicotinic_antagonist" title="Nicotinic antagonist">antagonist</a> in rat receptors, expressed in human embryonic kidney cell lines.<sup id="cite_ref-62" class="reference"><a href="#cite_note-62"><span class="cite-bracket">&#91;</span>62<span class="cite-bracket">&#93;</span></a></sup> </p> <div class="mw-heading mw-heading3"><h3 id="Metabolism">Metabolism</h3><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Methadone&amp;action=edit&amp;section=15" title="Edit section: Metabolism"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <p>Methadone has a slow metabolism and very high <a href="/wiki/Lipophilicity" title="Lipophilicity">fat solubility</a>, making it longer lasting than morphine-based drugs. Methadone has a typical elimination <a href="/wiki/Half-life" title="Half-life">half-life</a> of 15 to 60 hours with a mean of around 22. However, metabolism rates vary greatly between individuals, up to a factor of 100,<sup id="cite_ref-Kell_63-0" class="reference"><a href="#cite_note-Kell-63"><span class="cite-bracket">&#91;</span>63<span class="cite-bracket">&#93;</span></a></sup><sup id="cite_ref-Europad_64-0" class="reference"><a href="#cite_note-Europad-64"><span class="cite-bracket">&#91;</span>64<span class="cite-bracket">&#93;</span></a></sup> ranging from as few as 4 hours to as many as 130 hours,<sup id="cite_ref-EapI_65-0" class="reference"><a href="#cite_note-EapI-65"><span class="cite-bracket">&#91;</span>65<span class="cite-bracket">&#93;</span></a></sup> or even 190 hours.<sup id="cite_ref-66" class="reference"><a href="#cite_note-66"><span class="cite-bracket">&#91;</span>66<span class="cite-bracket">&#93;</span></a></sup> This variability is apparently due to genetic variability in the production of the associated cytochrome enzymes <a href="/wiki/CYP3A4" title="CYP3A4">CYP3A4</a>, <a href="/wiki/CYP2B6" title="CYP2B6">CYP2B6</a> and <a href="/wiki/CYP2D6" title="CYP2D6">CYP2D6</a>. Many substances can also induce, inhibit or compete with these enzymes further affecting (sometimes dangerously) methadone half-life. A longer half-life frequently allows for administration only once a day in opioid <a href="/wiki/Drug_detoxification" title="Drug detoxification">withdrawal management</a> and maintenance programs. People who metabolize methadone rapidly, on the other hand, may require twice daily dosing to obtain sufficient symptom alleviation while avoiding excessive peaks and troughs in their blood concentrations and associated effects.<sup id="cite_ref-EapI_65-1" class="reference"><a href="#cite_note-EapI-65"><span class="cite-bracket">&#91;</span>65<span class="cite-bracket">&#93;</span></a></sup> This can also allow lower total doses in some such people. The analgesic activity is shorter than the pharmacological half-life; dosing for pain control usually requires multiple doses per day normally dividing daily dosage for administration at 8-hour intervals.<sup id="cite_ref-67" class="reference"><a href="#cite_note-67"><span class="cite-bracket">&#91;</span>67<span class="cite-bracket">&#93;</span></a></sup> </p><p>The main metabolic pathway involves <i>N</i>-demethylation by CYP3A4 in the liver and intestine to give <a href="/wiki/2-ethylidene-1,5-dimethyl-3,3-diphenylpyrrolidine" class="mw-redirect" title="2-ethylidene-1,5-dimethyl-3,3-diphenylpyrrolidine">2-ethylidene-1,5-dimethyl-3,3-diphenylpyrrolidine</a> (EDDP).<sup id="cite_ref-acta08_6-5" class="reference"><a href="#cite_note-acta08-6"><span class="cite-bracket">&#91;</span>6<span class="cite-bracket">&#93;</span></a></sup><sup id="cite_ref-68" class="reference"><a href="#cite_note-68"><span class="cite-bracket">&#91;</span>68<span class="cite-bracket">&#93;</span></a></sup> This inactive product, as well as the inactive 2-ethyl-5-methyl-3,3-diphenyl-1-pyrroline (EMDP), produced by a second <i>N</i>-demethylation, are detectable in the urine of those taking methadone. </p> <div class="skin-invert-image"><ul class="gallery mw-gallery-traditional" style="max-width: 489px;"> <li class="gallerycaption">Methadone and its two main metabolites</li> <li class="gallerybox" style="width: 155px"> <div class="thumb" style="width: 150px; height: 150px;"><span typeof="mw:File"><a href="/wiki/File:Methadone.svg" class="mw-file-description" title="Methadone"><img alt="Methadone" src="//upload.wikimedia.org/wikipedia/commons/thumb/9/99/Methadone.svg/116px-Methadone.svg.png" decoding="async" width="116" height="120" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/9/99/Methadone.svg/174px-Methadone.svg.png 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/9/99/Methadone.svg/232px-Methadone.svg.png 2x" data-file-width="851" data-file-height="879" /></a></span></div> <div class="gallerytext">Methadone</div> </li> <li class="gallerybox" style="width: 155px"> <div class="thumb" style="width: 150px; height: 150px;"><span typeof="mw:File"><a href="/wiki/File:EDDP.png" class="mw-file-description" title="EDDP"><img alt="EDDP" src="//upload.wikimedia.org/wikipedia/commons/thumb/c/c3/EDDP.png/120px-EDDP.png" decoding="async" width="120" height="101" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/c/c3/EDDP.png/180px-EDDP.png 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/c/c3/EDDP.png/240px-EDDP.png 2x" data-file-width="796" data-file-height="672" /></a></span></div> <div class="gallerytext">EDDP</div> </li> <li class="gallerybox" style="width: 155px"> <div class="thumb" style="width: 150px; height: 150px;"><span typeof="mw:File"><a href="/wiki/File:EDMP.png" class="mw-file-description" title="EDMP"><img alt="EDMP" src="//upload.wikimedia.org/wikipedia/commons/thumb/1/10/EDMP.png/120px-EDMP.png" decoding="async" width="120" height="101" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/1/10/EDMP.png/180px-EDMP.png 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/1/10/EDMP.png/240px-EDMP.png 2x" data-file-width="796" data-file-height="672" /></a></span></div> <div class="gallerytext">EDMP</div> </li> </ul></div> <div class="mw-heading mw-heading3"><h3 id="Route_of_administration">Route of administration</h3><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Methadone&amp;action=edit&amp;section=16" title="Edit section: Route of administration"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <p>The most common <a href="/wiki/Route_of_administration" title="Route of administration">route of administration</a> at a methadone clinic is in a <a href="/wiki/Racemic" class="mw-redirect" title="Racemic">racemic</a> oral solution, though in Germany, only the <i>R</i> <a href="/wiki/Enantiomer" title="Enantiomer">enantiomer</a> (the <a href="/wiki/Levorotatory" class="mw-redirect" title="Levorotatory">L</a> optical isomer) has traditionally been used, as it is responsible for most of the desired opioid effects.<sup id="cite_ref-EapI_65-2" class="reference"><a href="#cite_note-EapI-65"><span class="cite-bracket">&#91;</span>65<span class="cite-bracket">&#93;</span></a></sup> The single-isomer form is becoming less common due to the higher production costs. </p><p>Methadone is available in traditional pills, <a href="/wiki/Sublingual" class="mw-redirect" title="Sublingual">sublingual</a> tablets, and two different formulations designed for the person to drink. Drinkable forms include ready-to-dispense liquid (sold in the <a href="/wiki/United_States" title="United States">United States</a> as Methadose), and Diskets (known on the street as "wafers" or "biscuits") tablets which are dispersible in water for oral administration, used similarly to <a href="/wiki/Alka-Seltzer" title="Alka-Seltzer">Alka-Seltzer</a>. The liquid form is the most common as it allows for smaller dose changes. Methadone is almost as effective when administered orally as by injection. Oral medication is usually preferable because it offers safety, and simplicity and represents a step away from injection-based drug abuse in those recovering from addiction. U.S. federal regulations require the oral form in addiction treatment programs.<sup id="cite_ref-ReferenceA_69-0" class="reference"><a href="#cite_note-ReferenceA-69"><span class="cite-bracket">&#91;</span>69<span class="cite-bracket">&#93;</span></a></sup> Injecting methadone pills can cause collapsed veins, bruising, swelling, and possibly other harmful effects. Methadone pills often contain talc that, when injected, produces a swarm of tiny solid particles in the blood, causing numerous minor blood clots.<sup id="cite_ref-70" class="reference"><a href="#cite_note-70"><span class="cite-bracket">&#91;</span>70<span class="cite-bracket">&#93;</span></a></sup><sup id="cite_ref-71" class="reference"><a href="#cite_note-71"><span class="cite-bracket">&#91;</span>71<span class="cite-bracket">&#93;</span></a></sup> These particles cannot be filtered out before injection, and will accumulate in the body over time, especially in the lungs and eyes, producing various complications such as <a href="/wiki/Pulmonary_hypertension" title="Pulmonary hypertension">pulmonary hypertension</a>, an irreversible and progressive disease.<sup id="cite_ref-72" class="reference"><a href="#cite_note-72"><span class="cite-bracket">&#91;</span>72<span class="cite-bracket">&#93;</span></a></sup><sup id="cite_ref-73" class="reference"><a href="#cite_note-73"><span class="cite-bracket">&#91;</span>73<span class="cite-bracket">&#93;</span></a></sup><sup id="cite_ref-74" class="reference"><a href="#cite_note-74"><span class="cite-bracket">&#91;</span>74<span class="cite-bracket">&#93;</span></a></sup> The formulation sold under the brand name Methadose (flavored liquid suspension for oral dosing, commonly used for <a href="/wiki/Methadone_maintenance" class="mw-redirect" title="Methadone maintenance">maintenance purposes</a>) should not be injected either.<sup id="cite_ref-75" class="reference"><a href="#cite_note-75"><span class="cite-bracket">&#91;</span>75<span class="cite-bracket">&#93;</span></a></sup> </p><p>Information leaflets included in packs of UK methadone tablets state that the tablets are for oral use only and that use by any other route can cause serious harm. In addition to this warning, additives have now been included in the tablet formulation to make the use of them by the IV route more difficult.<sup id="cite_ref-76" class="reference"><a href="#cite_note-76"><span class="cite-bracket">&#91;</span>76<span class="cite-bracket">&#93;</span></a></sup> </p><p>Methadone is also available in ampoules with strength of 50mg/ml &amp; 10mg/ml for IV/IM/SC use in the UK.<sup id="cite_ref-77" class="reference"><a href="#cite_note-77"><span class="cite-bracket">&#91;</span>77<span class="cite-bracket">&#93;</span></a></sup> Prescribing the injectable formulation was more common in the 90s with prescribers reporting that up to 9-10% of all methadone prescription were for ampoules. This practice is much less common nowadays <sup id="cite_ref-78" class="reference"><a href="#cite_note-78"><span class="cite-bracket">&#91;</span>78<span class="cite-bracket">&#93;</span></a></sup> </p> <div class="mw-heading mw-heading2"><h2 id="Chemistry">Chemistry</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Methadone&amp;action=edit&amp;section=17" title="Edit section: Chemistry"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <div class="mw-heading mw-heading3"><h3 id="Detection_in_biological_fluids">Detection in biological fluids</h3><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Methadone&amp;action=edit&amp;section=18" title="Edit section: Detection in biological fluids"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <p>Methadone and its major metabolite, <a href="/wiki/2-ethylidene-1,5-dimethyl-3,3-diphenylpyrrolidine" class="mw-redirect" title="2-ethylidene-1,5-dimethyl-3,3-diphenylpyrrolidine">2-ethylidene-1,5-dimethyl-3,3-diphenylpyrrolidine</a> (EDDP), are often measured in urine as part of a drug abuse testing program, in plasma or serum to confirm a diagnosis of poisoning in hospitalized victims, or in whole blood to assist in a forensic investigation of a traffic or other criminal violation or a case of sudden death. Methadone usage history is considered in interpreting the results as a chronic user can develop tolerance to doses that would incapacitate an opioid-naïve individual. Chronic users often have high methadone and EDDP baseline values.<sup id="cite_ref-79" class="reference"><a href="#cite_note-79"><span class="cite-bracket">&#91;</span>79<span class="cite-bracket">&#93;</span></a></sup> </p> <div class="mw-heading mw-heading3"><h3 id="Conformation">Conformation</h3><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Methadone&amp;action=edit&amp;section=19" title="Edit section: Conformation"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <p>The protonated form of methadone takes on an extended conformation, while the free base is more compact. In particular, it was found that there is an interaction between the tertiary amine and the carbonyl carbon of the ketone function (R<sub>3</sub>N ••• &gt;C=O) that limits the molecule's conformation freedom, though the distance (291 pm by X-ray) is far too long to represent a true chemical bond. However, it does represent the initial trajectory of attack of an amine on a carbonyl group and was an important piece of experimental evidence for the proposal of the <a href="/wiki/B%C3%BCrgi%E2%80%93Dunitz_angle" title="Bürgi–Dunitz angle">Bürgi–Dunitz angle</a> for carbonyl addition reactions.<sup id="cite_ref-80" class="reference"><a href="#cite_note-80"><span class="cite-bracket">&#91;</span>80<span class="cite-bracket">&#93;</span></a></sup> </p> <div class="mw-heading mw-heading2"><h2 id="History">History</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Methadone&amp;action=edit&amp;section=20" title="Edit section: History"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <figure class="mw-default-size" typeof="mw:File/Thumb"><a href="/wiki/File:Methadone_40mg.jpg" class="mw-file-description"><img src="//upload.wikimedia.org/wikipedia/commons/5/58/Methadone_40mg.jpg" decoding="async" width="166" height="108" class="mw-file-element" data-file-width="166" data-file-height="108" /></a><figcaption>40&#160;mg of methadone</figcaption></figure> <p>Methadone was developed in 1937 in Germany by scientists working for <a href="/wiki/I.G._Farbenindustrie_AG" class="mw-redirect" title="I.G. Farbenindustrie AG">I.G. Farbenindustrie AG</a> at the <a href="/wiki/Hoechst_AG" title="Hoechst AG">Farbwerke Hoechst</a> who were looking for a synthetic opioid that could be created with readily available precursors, to solve Germany's <a href="/wiki/Opium" title="Opium">opium</a> and <a href="/wiki/Morphine" title="Morphine">morphine</a> shortage problem.<sup id="cite_ref-JanssenHist_81-0" class="reference"><a href="#cite_note-JanssenHist-81"><span class="cite-bracket">&#91;</span>81<span class="cite-bracket">&#93;</span></a></sup><sup id="cite_ref-82" class="reference"><a href="#cite_note-82"><span class="cite-bracket">&#91;</span>82<span class="cite-bracket">&#93;</span></a></sup> On 11 September 1941 Bockmühl and Ehrhart filed an application for a patent for a synthetic substance they called Hoechst 10820 or Polamidon (a name still in regular use in Germany)<sup id="cite_ref-83" class="reference"><a href="#cite_note-83"><span class="cite-bracket">&#91;</span>83<span class="cite-bracket">&#93;</span></a></sup> and whose structure had little relation to morphine or other "true opiates" such as <a href="/wiki/Heroin" title="Heroin">diamorphine</a> (Heroin), <a href="/wiki/Desomorphine" title="Desomorphine">desomorphine</a> (Permonid), <a href="/wiki/Nicomorphine" title="Nicomorphine">nicomorphine</a> (Vilan), <a href="/wiki/Codeine" title="Codeine">codeine</a>, <a href="/wiki/Dihydrocodeine" title="Dihydrocodeine">dihydrocodeine</a>, <a href="/wiki/Oxymorphone" title="Oxymorphone">oxymorphone</a> (Opana), <a href="/wiki/Hydromorphone" title="Hydromorphone">hydromorphone</a> (Dilaudid), <a href="/wiki/Oxycodone" title="Oxycodone">oxycodone</a> (OxyContin), <a href="/wiki/Hydrocodone" title="Hydrocodone">hydrocodone</a> (Dicodid), and other closely related opium alkaloid derivatives and analogues.<sup id="cite_ref-84" class="reference"><a href="#cite_note-84"><span class="cite-bracket">&#91;</span>84<span class="cite-bracket">&#93;</span></a></sup> It was brought to market in 1943 and was widely used by the German army during WWII as a substitute for morphine.<sup id="cite_ref-JanssenHist_81-1" class="reference"><a href="#cite_note-JanssenHist-81"><span class="cite-bracket">&#91;</span>81<span class="cite-bracket">&#93;</span></a></sup> </p><p>In the 1930s, <a href="/wiki/Pethidine" title="Pethidine">pethidine</a> (meperidine) went into production in Germany; however, the production of methadone, then being developed under the designation Hoechst 10820, was not carried forward because of side effects discovered in the early research.<sup id="cite_ref-85" class="reference"><a href="#cite_note-85"><span class="cite-bracket">&#91;</span>85<span class="cite-bracket">&#93;</span></a></sup> After the war, all German patents, trade names, and research records were requisitioned and expropriated by the Allies. The records on the research work of the I.G. Farbenkonzern at the Farbwerke Hoechst were confiscated by the U.S. Department of Commerce Intelligence, investigated by a Technical Industrial Committee of the U.S. Department of State and then brought to the US.<sup id="cite_ref-JanssenHist_81-2" class="reference"><a href="#cite_note-JanssenHist-81"><span class="cite-bracket">&#91;</span>81<span class="cite-bracket">&#93;</span></a></sup> The report published by the committee noted that while methadone itself was potentially addictive, it produced "considerably" less <a href="/wiki/Euphoria" title="Euphoria">euphoria</a>, sedation, and respiratory depression than morphine at equianalgesic doses and was thus interesting as a commercial drug. The same report also compared methadone to pethidine. German researchers reported that methadone was capable of producing strong morphine-like physical dependence, which is characterized by <a href="/wiki/Opioid_withdrawal" title="Opioid withdrawal">opioid withdrawal symptoms</a> which are lesser in severity and intensity compared to morphine, but methadone was associated with a considerably prolonged or protracted withdrawal syndrome when compared to morphine.<sup id="cite_ref-SE_48-1" class="reference"><a href="#cite_note-SE-48"><span class="cite-bracket">&#91;</span>48<span class="cite-bracket">&#93;</span></a></sup><sup id="cite_ref-JanssenHist_81-3" class="reference"><a href="#cite_note-JanssenHist-81"><span class="cite-bracket">&#91;</span>81<span class="cite-bracket">&#93;</span></a></sup> Morphine produced higher rates of self-administration and reinforcing behaviour in both human and animal subjects when compared to both methadone and pethidine. In comparison to equianalgesic doses of pethidine (Demerol), methadone was shown to produce less euphoria, but higher rates of constipation, and roughly equal levels of respiratory depression and sedation.<sup id="cite_ref-JanssenHist_81-4" class="reference"><a href="#cite_note-JanssenHist-81"><span class="cite-bracket">&#91;</span>81<span class="cite-bracket">&#93;</span></a></sup> </p><p>In the early 1950s, methadone (most times the racemic HCl salts mixture) was also investigated for use as an antitussive.<sup id="cite_ref-pmid41087_86-0" class="reference"><a href="#cite_note-pmid41087-86"><span class="cite-bracket">&#91;</span>86<span class="cite-bracket">&#93;</span></a></sup> </p><p><a href="/wiki/Isomethadone" title="Isomethadone">Isomethadone</a>, <a href="/wiki/Noracymethadol" title="Noracymethadol">noracymethadol</a>, <a href="/wiki/Levacetylmethadol" title="Levacetylmethadol">LAAM</a>, and <a href="/wiki/Normethadone" title="Normethadone">normethadone</a> were first developed in Germany, the United Kingdom, Belgium, Austria, Canada, and the United States in the thirty or so years after the 1937 discovery of pethidine, the first synthetic opioid used in medicine. These synthetic opioids have increased length and depth of satiating any opiate cravings and generate very strong analgesic effects due to their long metabolic half-life and strong receptor affinity at the mu-opioid receptor sites. Therefore, they impart much of the satiating and anti-addictive effects of methadone by suppressing drug cravings.<sup id="cite_ref-87" class="reference"><a href="#cite_note-87"><span class="cite-bracket">&#91;</span>87<span class="cite-bracket">&#93;</span></a></sup> </p><p>It was only in 1947 that the drug was given the generic name "methadone" by the Council on Pharmacy and Chemistry of the American Medical Association. Since the patent rights of the I.G. Farbenkonzern and Farbwerke Hoechst were no longer protected, each pharmaceutical company interested in the formula could buy the rights for the commercial production of methadone for just one dollar (MOLL 1990). </p><p>Methadone was introduced into the United States in 1947 by <a href="/wiki/Eli_Lilly_and_Company" title="Eli Lilly and Company">Eli Lilly and Company</a> as an analgesic under the trade name Dolophine.<sup id="cite_ref-JanssenHist_81-5" class="reference"><a href="#cite_note-JanssenHist-81"><span class="cite-bracket">&#91;</span>81<span class="cite-bracket">&#93;</span></a></sup> An <a href="/wiki/Urban_myth" class="mw-redirect" title="Urban myth">urban myth</a> later arose that <a href="/wiki/Nazi_Germany" title="Nazi Germany">Nazi</a> leader <a href="/wiki/Adolf_Hitler" title="Adolf Hitler">Adolf Hitler</a> ordered the manufacture of methadone or that the brand name 'Dolophine' was named after him, probably based on the similarity of "doloph" with "Adolph". (The pejorative term "adolphine" would appear in the early 1970s.<sup id="cite_ref-88" class="reference"><a href="#cite_note-88"><span class="cite-bracket">&#91;</span>88<span class="cite-bracket">&#93;</span></a></sup><sup id="cite_ref-89" class="reference"><a href="#cite_note-89"><span class="cite-bracket">&#91;</span>89<span class="cite-bracket">&#93;</span></a></sup>) However, the name "Dolophine" was a contraction of "Dolo" from the Latin word <i>dolor</i> (pain), and <i>finis</i>, the Latin word for "end". Therefore, Dolophine literally means "pain end".<sup id="cite_ref-90" class="reference"><a href="#cite_note-90"><span class="cite-bracket">&#91;</span>90<span class="cite-bracket">&#93;</span></a></sup> </p><p>Methadone was studied as a treatment for opioid addiction at the Addiction Research Center of the <a href="/wiki/Narcotic_Farm" class="mw-redirect" title="Narcotic Farm">Narcotics Farm</a> in Lexington, Kentucky in the 1950s, and by Rockefeller University physicians Robert Dole and Marie Nyswander in the 1960s in New York City.<sup id="cite_ref-Browne-Miller_2009_91-0" class="reference"><a href="#cite_note-Browne-Miller_2009-91"><span class="cite-bracket">&#91;</span>91<span class="cite-bracket">&#93;</span></a></sup> By 1976, methadone clinics had opened in cities including Chicago, New York, and New Haven, with some 38,000 patients treated in New York City alone.<sup id="cite_ref-Browne-Miller_2009_91-1" class="reference"><a href="#cite_note-Browne-Miller_2009-91"><span class="cite-bracket">&#91;</span>91<span class="cite-bracket">&#93;</span></a></sup><sup id="cite_ref-92" class="reference"><a href="#cite_note-92"><span class="cite-bracket">&#91;</span>92<span class="cite-bracket">&#93;</span></a></sup> </p> <div class="mw-heading mw-heading2"><h2 id="Society_and_culture">Society and culture</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Methadone&amp;action=edit&amp;section=21" title="Edit section: Society and culture"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <div class="mw-heading mw-heading3"><h3 id="Brand_names">Brand names</h3><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Methadone&amp;action=edit&amp;section=22" title="Edit section: Brand names"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <p>Brand names include Dolophine, Symoron, Amidone, Methadose, Physeptone, Metadon, Metadol, Metadol-D, Heptanon and Heptadon among others. </p> <div class="mw-heading mw-heading3"><h3 id="Economics">Economics</h3><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Methadone&amp;action=edit&amp;section=23" title="Edit section: Economics"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <p>In the US, generic methadone tablets are inexpensive, with retail prices ranging from $0.25 to $2.50 per <a href="/wiki/Defined_daily_dose" title="Defined daily dose">defined daily dose</a>.<sup id="cite_ref-93" class="reference"><a href="#cite_note-93"><span class="cite-bracket">&#91;</span>93<span class="cite-bracket">&#93;</span></a></sup> </p><p>Methadone maintenance clinics in the US may be covered by private insurance, <a href="/wiki/Medicaid" title="Medicaid">Medicaid</a>, or <a href="/wiki/Medicare_(United_States)" title="Medicare (United States)">Medicare</a>.<sup id="cite_ref-94" class="reference"><a href="#cite_note-94"><span class="cite-bracket">&#91;</span>94<span class="cite-bracket">&#93;</span></a></sup> Medicare covers methadone under the prescription drug benefit, Medicare Part D, when it is prescribed for pain, but not when it is used for opioid dependence treatment because it cannot be dispensed in a retail pharmacy for this purpose.<sup id="cite_ref-95" class="reference"><a href="#cite_note-95"><span class="cite-bracket">&#91;</span>95<span class="cite-bracket">&#93;</span></a></sup> In California methadone maintenance treatment is covered under the medical benefit. Patients' eligibility for methadone maintenance treatment is most often contingent on them being enrolled in substance abuse counseling. People on methadone maintenance in the US either have to pay cash or if covered by insurance must complete a pre-determined number of hours per month in therapeutic groups or counseling.<sup id="cite_ref-96" class="reference"><a href="#cite_note-96"><span class="cite-bracket">&#91;</span>96<span class="cite-bracket">&#93;</span></a></sup> The United States Department of Veteran's Affairs (VA) Alcohol and Drug Dependence Rehabilitation Program offers methadone services to eligible veterans enrolled in the VA health care system.<sup id="cite_ref-97" class="reference"><a href="#cite_note-97"><span class="cite-bracket">&#91;</span>97<span class="cite-bracket">&#93;</span></a></sup> </p><p><a href="/wiki/Methadone_maintenance" class="mw-redirect" title="Methadone maintenance">Methadone maintenance treatment</a> (MMT) cost analyses often compare the cost of clinic visits versus the overall societal costs of illicit opioid use.<sup id="cite_ref-98" class="reference"><a href="#cite_note-98"><span class="cite-bracket">&#91;</span>98<span class="cite-bracket">&#93;</span></a></sup><sup id="cite_ref-99" class="reference"><a href="#cite_note-99"><span class="cite-bracket">&#91;</span>99<span class="cite-bracket">&#93;</span></a></sup> A preliminary cost analysis conducted in 2016 by the US Department of Defense determined that methadone treatment, which includes psychosocial and support services, may cost an average of $126.00 per week or $6,552.00 per year.<sup id="cite_ref-100" class="reference"><a href="#cite_note-100"><span class="cite-bracket">&#91;</span>100<span class="cite-bracket">&#93;</span></a></sup> The average cost for one full year of methadone maintenance treatment is approximately $4,700 per patient, whereas one full year of imprisonment costs approximately $24,000 per person.<sup id="cite_ref-101" class="reference"><a href="#cite_note-101"><span class="cite-bracket">&#91;</span>101<span class="cite-bracket">&#93;</span></a></sup> </p> <div class="mw-heading mw-heading2"><h2 id="Regulation">Regulation</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Methadone&amp;action=edit&amp;section=24" title="Edit section: Regulation"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <div class="mw-heading mw-heading3"><h3 id="United_States_and_Canada">United States and Canada</h3><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Methadone&amp;action=edit&amp;section=25" title="Edit section: United States and Canada"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <p>Methadone is a <a href="/wiki/Controlled_Drugs_and_Substances_Act" title="Controlled Drugs and Substances Act">Schedule I</a> controlled substance in Canada and Schedule II in the United States, with an ACSCN of 9250 and a 2014 annual aggregate manufacturing quota of 31,875 kilos for sale. <a href="/wiki/Methadone_intermediate" title="Methadone intermediate">Methadone intermediate</a> is also controlled, under <a href="/wiki/ACSCN" class="mw-redirect" title="ACSCN">ACSCN</a> 9226 also under Schedule II, with a quota of 38,875 kilos. In most countries of the world, methadone is similarly restricted. The salts of methadone in use are the hydrobromide (free base conversion ratio 0.793), hydrochloride (0.894), and HCl monohydrate (0.850).<sup id="cite_ref-102" class="reference"><a href="#cite_note-102"><span class="cite-bracket">&#91;</span>102<span class="cite-bracket">&#93;</span></a></sup> Methadone is also regulated internationally as a Schedule I controlled substance under the United Nations Single Convention on Narcotic Drugs of 1961.<sup id="cite_ref-103" class="reference"><a href="#cite_note-103"><span class="cite-bracket">&#91;</span>103<span class="cite-bracket">&#93;</span></a></sup><sup id="cite_ref-Nordegren2002_104-0" class="reference"><a href="#cite_note-Nordegren2002-104"><span class="cite-bracket">&#91;</span>104<span class="cite-bracket">&#93;</span></a></sup> </p> <div class="mw-heading mw-heading4"><h4 id="Methadone_clinics">Methadone clinics</h4><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Methadone&amp;action=edit&amp;section=26" title="Edit section: Methadone clinics"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <p>In the United States, prescription of methadone requires intensive monitoring and must be obtained in-person from an Opioid Treatment Program—colloquially known as a 'methadone clinic'—when prescribed for <a href="/wiki/Opioid_use_disorder" title="Opioid use disorder">opioid use disorder</a> (OUD).<sup id="cite_ref-Anderson_2000_26-1" class="reference"><a href="#cite_note-Anderson_2000-26"><span class="cite-bracket">&#91;</span>26<span class="cite-bracket">&#93;</span></a></sup> According to federal laws, methadone cannot be prescribed by a doctor and obtained from a pharmacy to treat addiction. Because of its long half-life, methadone is almost invariably prescribed to be taken in a single daily dose. At nearly all methadone clinics in the US, patients must visit a clinic to receive and take their dose under the supervision of a nurse. Both patients who are new to methadone treatment and high-risk patients—such as those who are using drugs and alcohol, including cannabis in some states—must visit the clinic daily.<sup id="cite_ref-105" class="reference"><a href="#cite_note-105"><span class="cite-bracket">&#91;</span>105<span class="cite-bracket">&#93;</span></a></sup><sup id="cite_ref-106" class="reference"><a href="#cite_note-106"><span class="cite-bracket">&#91;</span>106<span class="cite-bracket">&#93;</span></a></sup> </p> <div class="mw-heading mw-heading3"><h3 id="Other_countries">Other countries</h3><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Methadone&amp;action=edit&amp;section=27" title="Edit section: Other countries"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <p>In <a href="/wiki/Russia" title="Russia">Russia</a>, methadone treatment is illegal. In 2008, the Chief Sanitary Inspector of Russia <a href="/wiki/Gennadiy_Onishchenko" class="mw-redirect" title="Gennadiy Onishchenko">Gennadiy Onishchenko</a>, claimed that Russian health officials were not convinced of methadone's efficacy in treating heroin and/or opioid addiction. Instead of replacement therapy and gradual reduction of illicit drug use, Russian doctors encouraged immediate cessation and withdrawal. People who use drugs were generally given <a href="/wiki/Sedative" title="Sedative">sedatives</a> and non-opioid <a href="/wiki/Analgesic" title="Analgesic">analgesics</a> to cope with withdrawal symptoms.<sup id="cite_ref-107" class="reference"><a href="#cite_note-107"><span class="cite-bracket">&#91;</span>107<span class="cite-bracket">&#93;</span></a></sup> <a href="/wiki/Brazil" title="Brazil">Brazilian</a> footballer assistant Robson Oliveira was arrested in 2019 upon arriving in Russia with methadone tablets sold legally in other countries for what was considered <a href="/wiki/Drug_trafficking" class="mw-redirect" title="Drug trafficking">drug trafficking</a> under Russian law.<sup id="cite_ref-108" class="reference"><a href="#cite_note-108"><span class="cite-bracket">&#91;</span>108<span class="cite-bracket">&#93;</span></a></sup> </p><p>As of 2015, China had the largest methadone maintenance treatment program with over 250,000 people in over 650 clinics in 27 provinces.<sup id="cite_ref-109" class="reference"><a href="#cite_note-109"><span class="cite-bracket">&#91;</span>109<span class="cite-bracket">&#93;</span></a></sup> </p> <div class="mw-heading mw-heading2"><h2 id="References">References</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Methadone&amp;action=edit&amp;section=28" title="Edit section: References"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <style data-mw-deduplicate="TemplateStyles:r1239543626">.mw-parser-output .reflist{margin-bottom:0.5em;list-style-type:decimal}@media screen{.mw-parser-output .reflist{font-size:90%}}.mw-parser-output .reflist .references{font-size:100%;margin-bottom:0;list-style-type:inherit}.mw-parser-output .reflist-columns-2{column-width:30em}.mw-parser-output .reflist-columns-3{column-width:25em}.mw-parser-output .reflist-columns{margin-top:0.3em}.mw-parser-output .reflist-columns ol{margin-top:0}.mw-parser-output .reflist-columns li{page-break-inside:avoid;break-inside:avoid-column}.mw-parser-output .reflist-upper-alpha{list-style-type:upper-alpha}.mw-parser-output .reflist-upper-roman{list-style-type:upper-roman}.mw-parser-output .reflist-lower-alpha{list-style-type:lower-alpha}.mw-parser-output .reflist-lower-greek{list-style-type:lower-greek}.mw-parser-output .reflist-lower-roman{list-style-type:lower-roman}</style><div class="reflist"> <div class="mw-references-wrap mw-references-columns"><ol class="references"> <li id="cite_note-1"><span class="mw-cite-backlink"><b><a href="#cite_ref-1">^</a></b></span> <span class="reference-text"><style data-mw-deduplicate="TemplateStyles:r1238218222">.mw-parser-output cite.citation{font-style:inherit;word-wrap:break-word}.mw-parser-output .citation q{quotes:"\"""\"""'""'"}.mw-parser-output .citation:target{background-color:rgba(0,127,255,0.133)}.mw-parser-output .id-lock-free.id-lock-free a{background:url("//upload.wikimedia.org/wikipedia/commons/6/65/Lock-green.svg")right 0.1em center/9px no-repeat}.mw-parser-output .id-lock-limited.id-lock-limited a,.mw-parser-output .id-lock-registration.id-lock-registration a{background:url("//upload.wikimedia.org/wikipedia/commons/d/d6/Lock-gray-alt-2.svg")right 0.1em center/9px no-repeat}.mw-parser-output .id-lock-subscription.id-lock-subscription a{background:url("//upload.wikimedia.org/wikipedia/commons/a/aa/Lock-red-alt-2.svg")right 0.1em center/9px no-repeat}.mw-parser-output .cs1-ws-icon a{background:url("//upload.wikimedia.org/wikipedia/commons/4/4c/Wikisource-logo.svg")right 0.1em center/12px no-repeat}body:not(.skin-timeless):not(.skin-minerva) .mw-parser-output .id-lock-free a,body:not(.skin-timeless):not(.skin-minerva) .mw-parser-output .id-lock-limited a,body:not(.skin-timeless):not(.skin-minerva) .mw-parser-output .id-lock-registration a,body:not(.skin-timeless):not(.skin-minerva) .mw-parser-output .id-lock-subscription a,body:not(.skin-timeless):not(.skin-minerva) .mw-parser-output .cs1-ws-icon a{background-size:contain;padding:0 1em 0 0}.mw-parser-output .cs1-code{color:inherit;background:inherit;border:none;padding:inherit}.mw-parser-output .cs1-hidden-error{display:none;color:var(--color-error,#d33)}.mw-parser-output .cs1-visible-error{color:var(--color-error,#d33)}.mw-parser-output .cs1-maint{display:none;color:#085;margin-left:0.3em}.mw-parser-output .cs1-kern-left{padding-left:0.2em}.mw-parser-output .cs1-kern-right{padding-right:0.2em}.mw-parser-output .citation .mw-selflink{font-weight:inherit}@media screen{.mw-parser-output .cs1-format{font-size:95%}html.skin-theme-clientpref-night .mw-parser-output .cs1-maint{color:#18911f}}@media screen and (prefers-color-scheme:dark){html.skin-theme-clientpref-os .mw-parser-output .cs1-maint{color:#18911f}}</style><cite class="citation journal cs1"><a rel="nofollow" class="external text" href="https://www.ccdc.cam.ac.uk/structures/Search?Ccdcid=METHAD01&amp;DatabaseToSearch=Published">"CSD Entry METHAD01: (6R)-Dimethylamino-4,4-diphenyl-3-heptanone, L-Methadone"</a>. <i><a href="/wiki/Cambridge_Structural_Database" title="Cambridge Structural Database">Cambridge Structural Database</a>: Access Structures</i>. <a href="/wiki/Cambridge_Crystallographic_Data_Centre" title="Cambridge Crystallographic Data Centre">Cambridge Crystallographic Data Centre</a><span class="reference-accessdate">. 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(August 2024)">bare URL PDF</span></a></i>&#93;</sup></span> </li> <li id="cite_note-4"><span class="mw-cite-backlink"><b><a href="#cite_ref-4">^</a></b></span> <span class="reference-text"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222" /><cite id="CITEREFBonewit-WestHuntApplegate2012" class="citation book cs1">Bonewit-West K, Hunt SA, Applegate E (2012). <a rel="nofollow" class="external text" href="https://books.google.com/books?id=YalYPI1KqTQC&amp;pg=PA571"><i>Today's Medical Assistant: Clinical and Administrative Procedures</i></a>. 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A ten-year perspective". <i>JAMA</i>. <b>235</b> (19): <span class="nowrap">2117–</span>2119. <a href="/wiki/Doi_(identifier)" class="mw-redirect" title="Doi (identifier)">doi</a>:<a rel="nofollow" class="external text" href="https://doi.org/10.1001%2Fjama.1976.03260450029025">10.1001/jama.1976.03260450029025</a>. <a href="/wiki/PMID_(identifier)" class="mw-redirect" title="PMID (identifier)">PMID</a>&#160;<a rel="nofollow" class="external text" href="https://pubmed.ncbi.nlm.nih.gov/946538">946538</a>.</cite><span title="ctx_ver=Z39.88-2004&amp;rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&amp;rft.genre=article&amp;rft.jtitle=JAMA&amp;rft.atitle=Methadone+maintenance+treatment.+A+ten-year+perspective&amp;rft.volume=235&amp;rft.issue=19&amp;rft.pages=%3Cspan+class%3D%22nowrap%22%3E2117-%3C%2Fspan%3E2119&amp;rft.date=1976-05&amp;rft_id=info%3Adoi%2F10.1001%2Fjama.1976.03260450029025&amp;rft_id=info%3Apmid%2F946538&amp;rft.aulast=Dole&amp;rft.aufirst=VP&amp;rft.au=Nyswander%2C+ME&amp;rfr_id=info%3Asid%2Fen.wikipedia.org%3AMethadone" class="Z3988"></span></span> </li> <li id="cite_note-93"><span class="mw-cite-backlink"><b><a href="#cite_ref-93">^</a></b></span> <span class="reference-text">Based on: <ul><li><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222" /><cite class="citation web cs1"><a rel="nofollow" class="external text" href="https://web.archive.org/web/20160911110432/http://www.goodrx.com/methadone?form=tablet&amp;dosage=5mg&amp;quantity=150&amp;days_supply=&amp;label_override=methadone">"Methadone Prices and Methadone Coupons&#160;» 5 mg"</a>. GoodRx, Inc. Archived from <a rel="nofollow" class="external text" href="http://www.goodrx.com/methadone?form=tablet&amp;dosage=5mg&amp;quantity=150&amp;days_supply=&amp;label_override=methadone">the original</a> on 11 September 2016<span class="reference-accessdate">. Retrieved <span class="nowrap">30 August</span> 2016</span>.</cite><span title="ctx_ver=Z39.88-2004&amp;rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&amp;rft.genre=unknown&amp;rft.btitle=Methadone+Prices+and+Methadone+Coupons+%C2%BB+5+mg&amp;rft.pub=GoodRx%2C+Inc&amp;rft_id=http%3A%2F%2Fwww.goodrx.com%2Fmethadone%3Fform%3Dtablet%26dosage%3D5mg%26quantity%3D150%26days_supply%3D%26label_override%3Dmethadone&amp;rfr_id=info%3Asid%2Fen.wikipedia.org%3AMethadone" class="Z3988"></span><sup class="noprint Inline-Template" style="white-space:nowrap;">&#91;<i><a href="/wiki/Wikipedia:Reliable_sources" title="Wikipedia:Reliable sources"><span title="The material near this tag may rely on an unreliable source. (September 2023)">unreliable source?</span></a></i>&#93;</sup></li> <li><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222" /><cite class="citation web cs1"><a rel="nofollow" class="external text" href="https://web.archive.org/web/20160911115830/http://www.goodrx.com/methadone?form=tablet&amp;dosage=40mg&amp;quantity=19&amp;days_supply=&amp;label_override=methadone">"Methadone Prices and Methadone Coupons&#160;» 40 mg"</a>. GoodRx, Inc. Archived from <a rel="nofollow" class="external text" href="http://www.goodrx.com/methadone?form=tablet&amp;dosage=40mg&amp;quantity=19&amp;days_supply=&amp;label_override=methadone">the original</a> on 11 September 2016<span class="reference-accessdate">. Retrieved <span class="nowrap">30 August</span> 2016</span>.</cite><span title="ctx_ver=Z39.88-2004&amp;rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&amp;rft.genre=unknown&amp;rft.btitle=Methadone+Prices+and+Methadone+Coupons+%C2%BB+40+mg&amp;rft.pub=GoodRx%2C+Inc&amp;rft_id=http%3A%2F%2Fwww.goodrx.com%2Fmethadone%3Fform%3Dtablet%26dosage%3D40mg%26quantity%3D19%26days_supply%3D%26label_override%3Dmethadone&amp;rfr_id=info%3Asid%2Fen.wikipedia.org%3AMethadone" class="Z3988"></span><sup class="noprint Inline-Template" style="white-space:nowrap;">&#91;<i><a href="/wiki/Wikipedia:Reliable_sources" title="Wikipedia:Reliable sources"><span title="The material near this tag may rely on an unreliable source. (September 2023)">unreliable source?</span></a></i>&#93;</sup></li> <li><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222" /><cite class="citation web cs1"><a rel="nofollow" class="external text" href="http://www.whocc.no/atc_ddd_index/?code=N07BC02">"WHOCC – ATC/DDD Index"</a>. WHO Collaborating Centre for Drug Statistics Methodology. <a rel="nofollow" class="external text" href="https://web.archive.org/web/20160919085353/http://www.whocc.no/atc_ddd_index/?code=N07BC02">Archived</a> from the original on 19 September 2016<span class="reference-accessdate">. Retrieved <span class="nowrap">30 August</span> 2016</span>.</cite><span title="ctx_ver=Z39.88-2004&amp;rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&amp;rft.genre=unknown&amp;rft.btitle=WHOCC+%E2%80%93+ATC%2FDDD+Index&amp;rft.pub=WHO+Collaborating+Centre+for+Drug+Statistics+Methodology&amp;rft_id=http%3A%2F%2Fwww.whocc.no%2Fatc_ddd_index%2F%3Fcode%3DN07BC02&amp;rfr_id=info%3Asid%2Fen.wikipedia.org%3AMethadone" class="Z3988"></span></li></ul> </span></li> <li id="cite_note-94"><span class="mw-cite-backlink"><b><a href="#cite_ref-94">^</a></b></span> <span class="reference-text"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222" /><cite id="CITEREFWalsh2015" class="citation web cs1">Walsh L (16 June 2015). <a rel="nofollow" class="external text" href="https://www.samhsa.gov/medication-assisted-treatment/treatment/insurance-payments">"Insurance and Payments"</a>. <i>www.samhsa.gov</i><span class="reference-accessdate">. Retrieved <span class="nowrap">2 November</span> 2018</span>.</cite><span title="ctx_ver=Z39.88-2004&amp;rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&amp;rft.genre=unknown&amp;rft.jtitle=www.samhsa.gov&amp;rft.atitle=Insurance+and+Payments&amp;rft.date=2015-06-16&amp;rft.aulast=Walsh&amp;rft.aufirst=L&amp;rft_id=https%3A%2F%2Fwww.samhsa.gov%2Fmedication-assisted-treatment%2Ftreatment%2Finsurance-payments&amp;rfr_id=info%3Asid%2Fen.wikipedia.org%3AMethadone" class="Z3988"></span></span> </li> <li id="cite_note-95"><span class="mw-cite-backlink"><b><a href="#cite_ref-95">^</a></b></span> <span class="reference-text"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222" /><cite class="citation web cs1"><a rel="nofollow" class="external text" href="https://web.archive.org/web/20201023225139/https://www.cms.gov/Outreach-and-Education/Medicare-Learning-Network-MLN/MLNMattersArticles/Downloads/SE1604.pdf">"Medicare Coverage of Substance Abuse Services"</a> <span class="cs1-format">(PDF)</span>. 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Retrieved <span class="nowrap">3 November</span> 2018</span>.</cite><span title="ctx_ver=Z39.88-2004&amp;rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&amp;rft.genre=unknown&amp;rft.btitle=Medicare+Coverage+of+Substance+Abuse+Services&amp;rft_id=https%3A%2F%2Fwww.cms.gov%2FOutreach-and-Education%2FMedicare-Learning-Network-MLN%2FMLNMattersArticles%2Fdownloads%2FSE1604.pdf&amp;rfr_id=info%3Asid%2Fen.wikipedia.org%3AMethadone" class="Z3988"></span></span> </li> <li id="cite_note-96"><span class="mw-cite-backlink"><b><a href="#cite_ref-96">^</a></b></span> <span class="reference-text"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222" /><cite class="citation web cs1"><a rel="nofollow" class="external text" href="https://www.asam.org/docs/default-source/advocacy/state-medicaid-reports/state-medicaid-reports_ca.pdf?sfvrsn=6">"Medicaid Coverage of Medications for the Treatment of Opioid Use Disorder"</a> <span class="cs1-format">(PDF)</span>.</cite><span title="ctx_ver=Z39.88-2004&amp;rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&amp;rft.genre=unknown&amp;rft.btitle=Medicaid+Coverage+of+Medications+for+the+Treatment+of+Opioid+Use+Disorder&amp;rft_id=https%3A%2F%2Fwww.asam.org%2Fdocs%2Fdefault-source%2Fadvocacy%2Fstate-medicaid-reports%2Fstate-medicaid-reports_ca.pdf%3Fsfvrsn%3D6&amp;rfr_id=info%3Asid%2Fen.wikipedia.org%3AMethadone" class="Z3988"></span></span> </li> <li id="cite_note-97"><span class="mw-cite-backlink"><b><a href="#cite_ref-97">^</a></b></span> <span class="reference-text"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222" /><cite class="citation web cs1"><a rel="nofollow" class="external text" href="https://www.benefits.gov/benefit/307">"Veterans Alcohol and Drug Dependence Rehabilitation Program"</a>. 1 November 2018.</cite><span title="ctx_ver=Z39.88-2004&amp;rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&amp;rft.genre=unknown&amp;rft.btitle=Veterans+Alcohol+and+Drug+Dependence+Rehabilitation+Program&amp;rft.date=2018-11-01&amp;rft_id=https%3A%2F%2Fwww.benefits.gov%2Fbenefit%2F307&amp;rfr_id=info%3Asid%2Fen.wikipedia.org%3AMethadone" class="Z3988"></span></span> </li> <li id="cite_note-98"><span class="mw-cite-backlink"><b><a href="#cite_ref-98">^</a></b></span> <span class="reference-text"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222" /><cite class="citation web cs1"><a rel="nofollow" class="external text" href="https://web.archive.org/web/20030511203202/http://www.drugpolicy.org/library/research/methadone.cfm#note3">"Methadone Maintenance Treatment"</a>. 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NIDA. <a rel="nofollow" class="external text" href="https://web.archive.org/web/20100215142535/http://international.drugabuse.gov/collaboration/guide_methadone/partb_question15.html">Archived</a> from the original on 15 February 2010.</cite><span title="ctx_ver=Z39.88-2004&amp;rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&amp;rft.genre=unknown&amp;rft.btitle=Methadone+Research+Web+Guide&amp;rft.pub=NIDA&amp;rft_id=http%3A%2F%2Finternational.drugabuse.gov%2Fcollaboration%2Fguide_methadone%2Fpartb_question15.html&amp;rfr_id=info%3Asid%2Fen.wikipedia.org%3AMethadone" class="Z3988"></span></span> </li> <li id="cite_note-100"><span class="mw-cite-backlink"><b><a href="#cite_ref-100">^</a></b></span> <span class="reference-text"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222" /><cite id="CITEREFNational_Institute_on_Drug_Abuse2018" class="citation web cs1">National Institute on Drug Abuse (June 2018). <a rel="nofollow" class="external text" href="https://www.drugabuse.gov/publications/research-reports/medications-to-treat-opioid-addiction/how-much-does-opioid-treatment-cost">"How Much Does Opioid Treatment Cost?"</a><span class="reference-accessdate">. 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Archived from <a rel="nofollow" class="external text" href="https://www.drugabuse.gov/publications/principles-drug-addiction-treatment-research-based-guide-third-edition/frequently-asked-questions/drug-addiction-treatment-worth-its-cost">the original</a> on 28 July 2020<span class="reference-accessdate">. Retrieved <span class="nowrap">29 December</span> 2019</span>.</cite><span title="ctx_ver=Z39.88-2004&amp;rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&amp;rft.genre=unknown&amp;rft.btitle=Is+drug+addiction+treatment+worth+its+cost%3F&amp;rft_id=https%3A%2F%2Fwww.drugabuse.gov%2Fpublications%2Fprinciples-drug-addiction-treatment-research-based-guide-third-edition%2Ffrequently-asked-questions%2Fdrug-addiction-treatment-worth-its-cost&amp;rfr_id=info%3Asid%2Fen.wikipedia.org%3AMethadone" class="Z3988"></span></span> </li> <li id="cite_note-102"><span class="mw-cite-backlink"><b><a href="#cite_ref-102">^</a></b></span> <span class="reference-text"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222" /><cite class="citation web cs1"><a rel="nofollow" class="external text" href="https://www.deadiversion.usdoj.gov/quotas/conv_factor/index.html">"DEA Diversion Control Division"</a>. <a rel="nofollow" class="external text" href="https://web.archive.org/web/20160302162948/http://deadiversion.usdoj.gov/quotas/conv_factor/index.html">Archived</a> from the original on 2 March 2016<span class="reference-accessdate">. Retrieved <span class="nowrap">28 February</span> 2016</span>.</cite><span title="ctx_ver=Z39.88-2004&amp;rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&amp;rft.genre=unknown&amp;rft.btitle=DEA+Diversion+Control+Division&amp;rft_id=http%3A%2F%2Fwww.deadiversion.usdoj.gov%2Fquotas%2Fconv_factor%2Findex.html&amp;rfr_id=info%3Asid%2Fen.wikipedia.org%3AMethadone" class="Z3988"></span></span> </li> <li id="cite_note-103"><span class="mw-cite-backlink"><b><a href="#cite_ref-103">^</a></b></span> <span class="reference-text"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222" /><cite class="citation web cs1"><a rel="nofollow" class="external text" href="https://www.deadiversion.usdoj.gov/fed_regs/quotas/2014/fr0825.htm">"DEA Diversion Control Division"</a>. <a rel="nofollow" class="external text" href="https://web.archive.org/web/20160304053357/http://www.deadiversion.usdoj.gov/fed_regs/quotas/2014/fr0825.htm">Archived</a> from the original on 4 March 2016<span class="reference-accessdate">. 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Retrieved <span class="nowrap">16 May</span> 2012</span>.</cite><span title="ctx_ver=Z39.88-2004&amp;rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&amp;rft.genre=book&amp;rft.btitle=The+A-Z+Encyclopedia+of+Alcohol+and+Drug+Abuse&amp;rft.pages=366&amp;rft.pub=Universal-Publishers&amp;rft.date=2002-03-01&amp;rft.isbn=978-1-58112-404-0&amp;rft.aulast=Nordegren&amp;rft.aufirst=T&amp;rft_id=https%3A%2F%2Fbooks.google.com%2Fbooks%3Fid%3D4yaGePenGKgC%26pg%3DPA366&amp;rfr_id=info%3Asid%2Fen.wikipedia.org%3AMethadone" class="Z3988"></span></span> </li> <li id="cite_note-105"><span class="mw-cite-backlink"><b><a href="#cite_ref-105">^</a></b></span> <span class="reference-text"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222" /><cite class="citation web cs1"><a rel="nofollow" class="external text" href="https://www.samhsa.gov/medication-assisted-treatment/medications-counseling-related-conditions/methadone">"Methadone"</a>. <i>www.samhsa.gov</i>. 16 June 2015<span class="reference-accessdate">. Retrieved <span class="nowrap">15 February</span> 2021</span>.</cite><span title="ctx_ver=Z39.88-2004&amp;rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&amp;rft.genre=unknown&amp;rft.jtitle=www.samhsa.gov&amp;rft.atitle=Methadone&amp;rft.date=2015-06-16&amp;rft_id=https%3A%2F%2Fwww.samhsa.gov%2Fmedication-assisted-treatment%2Fmedications-counseling-related-conditions%2Fmethadone&amp;rfr_id=info%3Asid%2Fen.wikipedia.org%3AMethadone" class="Z3988"></span></span> </li> <li id="cite_note-106"><span class="mw-cite-backlink"><b><a href="#cite_ref-106">^</a></b></span> <span class="reference-text"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222" /><cite class="citation web cs1"><a rel="nofollow" class="external text" href="https://www.law.cornell.edu/cfr/text/42/8.12">"42 CFR § 8.12 – Federal opioid treatment standards"</a>. <i>LII / Legal Information Institute</i><span class="reference-accessdate">. Retrieved <span class="nowrap">15 February</span> 2021</span>.</cite><span title="ctx_ver=Z39.88-2004&amp;rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&amp;rft.genre=unknown&amp;rft.jtitle=LII+%2F+Legal+Information+Institute&amp;rft.atitle=42+CFR+%C2%A7+8.12+%E2%80%93+Federal+opioid+treatment+standards.&amp;rft_id=https%3A%2F%2Fwww.law.cornell.edu%2Fcfr%2Ftext%2F42%2F8.12&amp;rfr_id=info%3Asid%2Fen.wikipedia.org%3AMethadone" class="Z3988"></span></span> </li> <li id="cite_note-107"><span class="mw-cite-backlink"><b><a href="#cite_ref-107">^</a></b></span> <span class="reference-text"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222" /><cite id="CITEREFSchwirtz2008" class="citation news cs1">Schwirtz M (22 July 2008). <a rel="nofollow" class="external text" href="https://www.nytimes.com/2008/07/22/health/22meth.html">"Russia Scorns Methadone for Heroin Addiction"</a>. <i>The New York Times</i>. <a rel="nofollow" class="external text" href="https://web.archive.org/web/20161207145850/http://www.nytimes.com/2008/07/22/health/22meth.html">Archived</a> from the original on 7 December 2016.</cite><span title="ctx_ver=Z39.88-2004&amp;rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&amp;rft.genre=article&amp;rft.jtitle=The+New+York+Times&amp;rft.atitle=Russia+Scorns+Methadone+for+Heroin+Addiction&amp;rft.date=2008-07-22&amp;rft.aulast=Schwirtz&amp;rft.aufirst=M&amp;rft_id=https%3A%2F%2Fwww.nytimes.com%2F2008%2F07%2F22%2Fhealth%2F22meth.html&amp;rfr_id=info%3Asid%2Fen.wikipedia.org%3AMethadone" class="Z3988"></span></span> </li> <li id="cite_note-108"><span class="mw-cite-backlink"><b><a href="#cite_ref-108">^</a></b></span> <span class="reference-text"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222" /><cite class="citation web cs1 cs1-prop-foreign-lang-source"><a rel="nofollow" class="external text" href="https://www.espn.com.br/futebol/artigo/_/id/7511514/caso-robson-campanha-pede-justica-a-ex-funcionario-de-fernando-preso-ha-562-dias-na-russia">"Caso Robson: Campanha pede justiça a ex-funcionário de Fernando preso há 562 dias na Rússia"</a> &#91;Robson case: Campaign calls for justice for former Fernando employee imprisoned 562 days in Russia&#93;. <i>ESPN Caso Robson</i> (in Portuguese). 30 September 2020.</cite><span title="ctx_ver=Z39.88-2004&amp;rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&amp;rft.genre=unknown&amp;rft.jtitle=ESPN+Caso+Robson&amp;rft.atitle=Caso+Robson%3A+Campanha+pede+justi%C3%A7a+a+ex-funcion%C3%A1rio+de+Fernando+preso+h%C3%A1+562+dias+na+R%C3%BAssia&amp;rft.date=2020-09-30&amp;rft_id=https%3A%2F%2Fwww.espn.com.br%2Ffutebol%2Fartigo%2F_%2Fid%2F7511514%2Fcaso-robson-campanha-pede-justica-a-ex-funcionario-de-fernando-preso-ha-562-dias-na-russia&amp;rfr_id=info%3Asid%2Fen.wikipedia.org%3AMethadone" class="Z3988"></span></span> </li> <li id="cite_note-109"><span class="mw-cite-backlink"><b><a href="#cite_ref-109">^</a></b></span> <span class="reference-text"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222" /><cite id="CITEREFSullivanWuRouPang2015" class="citation journal cs1">Sullivan SG, Wu Z, Rou K, Pang L, Luo W, Wang C, et&#160;al. (January 2015). <a rel="nofollow" class="external text" href="https://doi.org/10.1111%2Fadd.12781">"Who uses methadone services in China? Monitoring the world's largest methadone programme"</a>. <i>Addiction</i>. <b>110</b> (Suppl 1): <span class="nowrap">29–</span>39. <a href="/wiki/Doi_(identifier)" class="mw-redirect" title="Doi (identifier)">doi</a>:<span class="id-lock-free" title="Freely accessible"><a rel="nofollow" class="external text" href="https://doi.org/10.1111%2Fadd.12781">10.1111/add.12781</a></span>. <a href="/wiki/PMID_(identifier)" class="mw-redirect" title="PMID (identifier)">PMID</a>&#160;<a rel="nofollow" class="external text" href="https://pubmed.ncbi.nlm.nih.gov/25533862">25533862</a>.</cite><span title="ctx_ver=Z39.88-2004&amp;rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&amp;rft.genre=article&amp;rft.jtitle=Addiction&amp;rft.atitle=Who+uses+methadone+services+in+China%3F+Monitoring+the+world%27s+largest+methadone+programme&amp;rft.volume=110&amp;rft.issue=Suppl+1&amp;rft.pages=%3Cspan+class%3D%22nowrap%22%3E29-%3C%2Fspan%3E39&amp;rft.date=2015-01&amp;rft_id=info%3Adoi%2F10.1111%2Fadd.12781&amp;rft_id=info%3Apmid%2F25533862&amp;rft.aulast=Sullivan&amp;rft.aufirst=SG&amp;rft.au=Wu%2C+Z&amp;rft.au=Rou%2C+K&amp;rft.au=Pang%2C+L&amp;rft.au=Luo%2C+W&amp;rft.au=Wang%2C+C&amp;rft.au=Cao%2C+X&amp;rft.au=Yin%2C+W&amp;rft.au=Liu%2C+E&amp;rft.au=Mi%2C+G&amp;rft_id=https%3A%2F%2Fdoi.org%2F10.1111%252Fadd.12781&amp;rfr_id=info%3Asid%2Fen.wikipedia.org%3AMethadone" class="Z3988"></span></span> </li> </ol></div></div> <div class="mw-heading mw-heading2"><h2 id="External_links">External links</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Methadone&amp;action=edit&amp;section=29" title="Edit section: External links"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <ul><li><a rel="nofollow" class="external text" href="https://www.samhsa.gov/medication-assisted-treatment/treatment/methadone">Methadone</a>, Substance Abuse and Mental Health Services Administration, U.S. Department of Health and Human Services</li> <li><a rel="nofollow" class="external text" href="https://web.archive.org/web/20110707090824/http://www.aegisuniversity.com/Aegis%20Documents/Tapering%20off%20of%20Methadone%20Maintenance%205-24-02.pdf">Tapering off of methadone maintenance</a></li> <li><style data-mw-deduplicate="TemplateStyles:r1041539562">.mw-parser-output .citation{word-wrap:break-word}.mw-parser-output .citation:target{background-color:rgba(0,127,255,0.133)}</style><span class="citation patent" id="CITEREFDr_Max_BockmuehlDr_Gustav_Ehrhart1941"><a rel="nofollow" class="external text" href="https://worldwide.espacenet.com/publicationDetails/biblio?II=13&amp;ND=3&amp;adjacent=true&amp;locale=en_EP&amp;FT=D&amp;date=19410925&amp;CC=DE&amp;NR=711069C&amp;KC=C">DE&#32;patent 711069</a>,&#32;Dr Max Bockmuehl&#32;&amp;&#32;Dr Gustav Ehrhart,&#32;"Verfahren zur Darstellung von basischen Estern",&#32;published 1941-09-25,&#32;issued 1941-09-25,&#32; assigned to IG Farbenindustrie AG</span><span class="Z3988" title="ctx_ver=Z39.88-2004&amp;rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Apatent&amp;rft.number=711069&amp;rft.cc=DE&amp;rft.title=Verfahren+zur+Darstellung+von+basischen+Estern&amp;rft.inventor=Dr+Max+Bockmuehl&amp;rft.assignee=IG+Farbenindustrie+AG&amp;rft.date=1941-09-25&amp;rft.appldate=1938-09-11&amp;rft.pubdate=1941-09-25&amp;rft.prioritydate=1938-09-11"><span style="display: none;">&#160;</span></span></li></ul> <div class="navbox-styles"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1129693374" /><style 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.navbox-image img{max-width:none!important}@media print{body.ns-0 .mw-parser-output .navbox{display:none!important}}</style><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1129693374" /></div><div role="navigation" class="navbox" aria-labelledby="Analgesics_(N02A,_N02B)251" style="padding:3px"><table class="nowraplinks mw-collapsible mw-collapsed navbox-inner" style="border-spacing:0;background:transparent;color:inherit"><tbody><tr><th scope="col" class="navbox-title" colspan="2"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1129693374" /><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1239400231" /><div class="navbar plainlinks hlist navbar-mini"><ul><li class="nv-view"><a href="/wiki/Template:Analgesics" title="Template:Analgesics"><abbr title="View this template">v</abbr></a></li><li class="nv-talk"><a href="/wiki/Template_talk:Analgesics" title="Template talk:Analgesics"><abbr title="Discuss this 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navbox-list navbox-odd" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/Codeine" title="Codeine">Codeine</a><sup>#</sup> <ul><li><a href="/wiki/Codeine/aspirin" class="mw-redirect" title="Codeine/aspirin">+aspirin</a></li> <li><a href="/wiki/Codeine/paracetamol" title="Codeine/paracetamol">+paracetamol</a></li></ul></li> <li><a href="/wiki/Morphine" title="Morphine">Morphine</a><sup>#</sup> (<a href="/wiki/Morphine/naltrexone" title="Morphine/naltrexone">+naltrexone</a>)</li> <li><a href="/wiki/Opium" title="Opium">Opium</a></li> <li><a href="/wiki/Laudanum" title="Laudanum">Laudanum</a></li> <li><a href="/wiki/Paregoric" title="Paregoric">Paregoric</a></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%">Semisynthetic</th><td class="navbox-list-with-group navbox-list navbox-even" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/Acetyldihydrocodeine" title="Acetyldihydrocodeine">Acetyldihydrocodeine</a></li> <li><a href="/wiki/Benzylmorphine" title="Benzylmorphine">Benzylmorphine</a></li> <li><a href="/wiki/Buprenorphine" title="Buprenorphine">Buprenorphine</a><span class="nowrap">&#160;</span>(<a href="/wiki/Buprenorphine/naloxone" title="Buprenorphine/naloxone">+naloxone</a>)</li> <li><a href="/wiki/Butorphanol" title="Butorphanol">Butorphanol</a></li> <li><a href="/wiki/Desomorphine" title="Desomorphine">Desomorphine</a></li> <li><a href="/wiki/Heroin" title="Heroin">Diamorphine (heroin)</a></li> <li><a href="/wiki/Dihydrocodeine" title="Dihydrocodeine">Dihydrocodeine</a><span class="nowrap">&#160;</span>(<a href="/wiki/Co-dydramol" title="Co-dydramol">+paracetamol</a>)</li> <li><a href="/wiki/Dihydromorphine" title="Dihydromorphine">Dihydromorphine</a></li> <li><a href="/wiki/Etorphine" title="Etorphine">Etorphine</a></li> <li><a href="/wiki/Ethylmorphine" title="Ethylmorphine">Ethylmorphine</a></li> <li><a href="/wiki/Hydrocodone" title="Hydrocodone">Hydrocodone</a><span class="nowrap">&#160;</span>(<a href="/wiki/Hydrocodone/paracetamol" title="Hydrocodone/paracetamol">+paracetamol</a>, <a href="/wiki/Hydrocodone/ibuprofen" title="Hydrocodone/ibuprofen">+ibuprofen</a>, <a href="/wiki/Hydrocodone/aspirin" title="Hydrocodone/aspirin">+aspirin</a>)</li> <li><a href="/wiki/Hydromorphinol" title="Hydromorphinol">Hydromorphinol</a></li> <li><a href="/wiki/Hydromorphone" title="Hydromorphone">Hydromorphone</a></li> <li><a href="/wiki/Levorphanol" title="Levorphanol">Levorphanol</a></li> <li><a href="/wiki/Metopon" title="Metopon">Metopon</a></li> <li><a href="/wiki/Nalbuphine" title="Nalbuphine">Nalbuphine</a></li> <li><a href="/wiki/Nicocodeine" title="Nicocodeine">Nicocodeine</a></li> <li><a href="/wiki/Nicodicodine" title="Nicodicodine">Nicodicodine</a></li> <li><a href="/wiki/Nicomorphine" title="Nicomorphine">Nicomorphine</a></li> <li><a href="/wiki/Oxycodone" title="Oxycodone">Oxycodone</a><span class="nowrap">&#160;</span>(<a href="/wiki/Oxycodone/paracetamol" title="Oxycodone/paracetamol">+paracetamol</a>, <a href="/wiki/Oxycodone/aspirin" title="Oxycodone/aspirin">+aspirin</a>, <a href="/wiki/Oxycodone/ibuprofen" title="Oxycodone/ibuprofen">+ibuprofen</a>, <a href="/wiki/Oxycodone/naloxone" title="Oxycodone/naloxone">+naloxone</a>, <a href="/w/index.php?title=Oxycodone/naltrexone&amp;action=edit&amp;redlink=1" class="new" title="Oxycodone/naltrexone (page does not exist)">+naltrexone</a>)</li> <li><a href="/wiki/Oxymorphone" title="Oxymorphone">Oxymorphone</a></li> <li><a href="/wiki/Papaveretum" title="Papaveretum">Papaveretum</a></li> <li><a href="/wiki/Thebacon" title="Thebacon">Thebacon</a></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%">Synthetic</th><td class="navbox-list-with-group navbox-list navbox-odd" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/Alfentanil" title="Alfentanil">Alfentanil</a></li> <li><a href="/wiki/Prodine" title="Prodine">Alphaprodine</a></li> <li><a href="/wiki/Anileridine" title="Anileridine">Anileridine</a></li> <li><a href="/wiki/Bezitramide" title="Bezitramide">Bezitramide</a></li> <li><a href="/wiki/Carfentanil" title="Carfentanil">Carfentanil</a></li> <li><a href="/wiki/Dextromoramide" title="Dextromoramide">Dextromoramide</a></li> <li><a href="/wiki/Dextropropoxyphene" title="Dextropropoxyphene">Dextropropoxyphene</a></li> <li><a href="/wiki/Dezocine" title="Dezocine">Dezocine</a></li> <li><a href="/wiki/Dimenoxadol" title="Dimenoxadol">Dimenoxadol</a></li> <li><a href="/wiki/Dipipanone" title="Dipipanone">Dipipanone</a></li> <li><a href="/wiki/Ethoheptazine" title="Ethoheptazine">Ethoheptazine</a></li> <li><a href="/wiki/Fentanyl" title="Fentanyl">Fentanyl</a><sup>#</sup> (<a href="/wiki/Fentanyl/fluanisone" title="Fentanyl/fluanisone">+fluanisone</a>)</li> <li><a href="/wiki/Ketobemidone" title="Ketobemidone">Ketobemidone</a></li> <li><a href="/wiki/Lofentanil" title="Lofentanil">Lofentanil</a></li> <li><a href="/wiki/Meptazinol" title="Meptazinol">Meptazinol</a></li> <li><a class="mw-selflink selflink">Methadone</a><sup>#</sup></li> <li><a href="/wiki/NFEPP" title="NFEPP">NFEPP</a></li> <li><a href="/wiki/Norpipanone" title="Norpipanone">Norpipanone</a></li> <li><a href="/wiki/Oliceridine" title="Oliceridine">Oliceridine</a></li> <li><a href="/wiki/Pentazocine" title="Pentazocine">Pentazocine</a></li> <li><a href="/wiki/Pethidine" title="Pethidine">Pethidine (meperidine)</a></li> <li><a href="/wiki/Phenadoxone" title="Phenadoxone">Phenadoxone</a></li> <li><a href="/wiki/Phenazocine" title="Phenazocine">Phenazocine</a></li> <li><a href="/wiki/Phenoperidine" title="Phenoperidine">Phenoperidine</a></li> <li><a href="/wiki/Piminodine" title="Piminodine">Piminodine</a></li> <li><a href="/wiki/Piritramide" title="Piritramide">Piritramide</a></li> <li><a href="/wiki/Proheptazine" title="Proheptazine">Proheptazine</a></li> <li><a href="/wiki/Propiram" title="Propiram">Propiram</a></li> <li><a href="/wiki/Remifentanil" title="Remifentanil">Remifentanil</a></li> <li><a href="/wiki/Sufentanil" title="Sufentanil">Sufentanil</a></li> <li><a href="/wiki/Tapentadol" title="Tapentadol">Tapentadol</a></li> <li><a href="/wiki/Tilidine" title="Tilidine">Tilidine</a></li> <li><a href="/wiki/Tramadol" title="Tramadol">Tramadol</a><span class="nowrap">&#160;</span>(<a href="/wiki/Celecoxib/tramadol" title="Celecoxib/tramadol">+celecoxib</a>, <a href="/wiki/Tramadol/paracetamol" title="Tramadol/paracetamol">+paracetamol</a>)</li> <li><a href="/wiki/Viminol" title="Viminol">Viminol</a></li></ul> </div></td></tr></tbody></table><div></div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%"><a href="/wiki/Paracetamol" title="Paracetamol">Paracetamol</a>-type</th><td class="navbox-list-with-group navbox-list navbox-even hlist" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/Acetanilide" title="Acetanilide">Acetanilide</a><sup>‡</sup></li> <li><a href="/wiki/Bucetin" title="Bucetin">Bucetin</a><sup>‡</sup></li> <li><a href="/w/index.php?title=Butacetin&amp;action=edit&amp;redlink=1" class="new" title="Butacetin (page does not exist)">Butacetin</a><sup>‡</sup></li> <li><a href="/wiki/Paracetamol" title="Paracetamol">Paracetamol (acetaminophen)</a><sup>#</sup> <ul><li><a href="/wiki/Aspirin/paracetamol/caffeine" title="Aspirin/paracetamol/caffeine">+aspirin/caffeine</a></li> <li><a href="/wiki/Codeine/paracetamol" title="Codeine/paracetamol">+codeine</a></li> <li><a href="/wiki/Hydrocodone/paracetamol" title="Hydrocodone/paracetamol">+hydrocodone</a></li> <li><a href="/wiki/Ibuprofen/paracetamol" title="Ibuprofen/paracetamol">+ibuprofen</a></li> <li><a href="/wiki/Paracetamol/metoclopramide" title="Paracetamol/metoclopramide">+metoclopramide</a></li> <li><a href="/wiki/Oxycodone/paracetamol" title="Oxycodone/paracetamol">+oxycodone</a></li> <li><a href="/wiki/Propyphenazone/paracetamol/caffeine" title="Propyphenazone/paracetamol/caffeine">+propyphenazone/caffeine</a></li> <li><a href="/wiki/Tramadol/paracetamol" title="Tramadol/paracetamol">+tramadol</a></li></ul></li> <li><a href="/w/index.php?title=Parapropamol&amp;action=edit&amp;redlink=1" class="new" title="Parapropamol (page does not exist)">Parapropamol</a><sup>‡</sup></li> <li><a href="/wiki/Phenacetin" title="Phenacetin">Phenacetin</a><sup>‡</sup></li> <li><a href="/wiki/Propacetamol" title="Propacetamol">Propacetamol</a><sup>‡</sup></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%"><a href="/wiki/Nonsteroidal_anti-inflammatory_drug" title="Nonsteroidal anti-inflammatory drug">NSAIDs</a></th><td class="navbox-list-with-group navbox-list navbox-odd hlist" style="width:100%;padding:0"><div style="padding:0 0.25em"></div><table class="nowraplinks navbox-subgroup" style="border-spacing:0"><tbody><tr><th scope="row" class="navbox-group" style="width:1%">Propionates</th><td class="navbox-list-with-group navbox-list navbox-odd" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/Benoxaprofen" title="Benoxaprofen">Benoxaprofen</a> <sup>‡</sup></li> <li><a href="/wiki/Fenoprofen" title="Fenoprofen">Fenoprofen</a></li> <li><a href="/wiki/Flurbiprofen" title="Flurbiprofen">Flurbiprofen</a></li> <li><a href="/wiki/Ibuprofen" title="Ibuprofen">Ibuprofen</a><sup>#</sup><span class="nowrap">&#160;</span>(<a href="/wiki/Dexibuprofen" title="Dexibuprofen">Dexibuprofen</a>)<span class="nowrap">&#160;</span>(<a href="/wiki/Ibuprofen/paracetamol" title="Ibuprofen/paracetamol">+paracetamol</a>)</li> <li><a href="/wiki/Ketoprofen" title="Ketoprofen">Ketoprofen</a><span class="nowrap">&#160;</span>(<a href="/wiki/Dexketoprofen" title="Dexketoprofen">Dexketoprofen</a>)</li> <li><a href="/wiki/Loxoprofen" title="Loxoprofen">Loxoprofen</a></li> <li><a href="/wiki/Naproxen" title="Naproxen">Naproxen</a></li> <li><a href="/wiki/Oxaprozin" title="Oxaprozin">Oxaprozin</a></li> <li><a href="/wiki/Suprofen" title="Suprofen">Suprofen</a></li> <li><a href="/wiki/Tiaprofenic_acid" title="Tiaprofenic acid">Tiaprofenic acid</a></li> <li><a href="/wiki/Zaltoprofen" title="Zaltoprofen">Zaltoprofen</a></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%">Oxicams</th><td class="navbox-list-with-group navbox-list navbox-even" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/Isoxicam" title="Isoxicam">Isoxicam</a></li> <li><a href="/wiki/Lornoxicam" title="Lornoxicam">Lornoxicam</a></li> <li><a href="/wiki/Meloxicam" title="Meloxicam">Meloxicam</a></li> <li><a href="/wiki/Piroxicam" title="Piroxicam">Piroxicam</a></li> <li><a href="/wiki/Tenoxicam" title="Tenoxicam">Tenoxicam</a></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%">Acetates</th><td class="navbox-list-with-group navbox-list navbox-odd" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/Acemetacin" title="Acemetacin">Acemetacin</a></li> <li><a href="/wiki/Bromfenac" title="Bromfenac">Bromfenac</a></li> <li><a href="/wiki/Diclofenac" title="Diclofenac">Diclofenac</a></li> <li><a href="/wiki/Etodolac" title="Etodolac">Etodolac</a></li> <li><a href="/wiki/Indometacin" title="Indometacin">Indometacin</a><span class="nowrap">&#160;</span>(<a href="/wiki/Indometacin_farnesil" title="Indometacin farnesil">Indometacin farnesil</a>)</li> <li><a href="/wiki/Ketorolac" title="Ketorolac">Ketorolac</a></li> <li><a href="/wiki/Sulindac" title="Sulindac">Sulindac</a></li> <li><a href="/wiki/Tolmetin" title="Tolmetin">Tolmetin</a></li> <li><a href="/wiki/Zomepirac" title="Zomepirac">Zomepirac</a> <sup>‡</sup></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%"><a href="/wiki/COX-2_inhibitor" class="mw-redirect" title="COX-2 inhibitor">COX-2 inhibitors</a></th><td class="navbox-list-with-group navbox-list navbox-even" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/Celecoxib" title="Celecoxib">Celecoxib</a><span class="nowrap">&#160;</span>(<a href="/wiki/Celecoxib/tramadol" title="Celecoxib/tramadol">+tramadol</a>)</li> <li><a href="/wiki/Etoricoxib" title="Etoricoxib">Etoricoxib</a></li> <li><a href="/wiki/Lumiracoxib" title="Lumiracoxib">Lumiracoxib</a> <sup>‡</sup></li> <li><a href="/wiki/Parecoxib" title="Parecoxib">Parecoxib</a></li> <li><a href="/wiki/Rofecoxib" title="Rofecoxib">Rofecoxib</a> <sup>‡</sup></li> <li><a href="/wiki/Valdecoxib" title="Valdecoxib">Valdecoxib</a> <sup>‡</sup></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%"><a href="/wiki/Fenamic_acid" title="Fenamic acid">Fenamates</a></th><td class="navbox-list-with-group navbox-list navbox-odd" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/Flufenamic_acid" title="Flufenamic acid">Flufenamic acid</a></li> <li><a href="/wiki/Meclofenamic_acid" title="Meclofenamic acid">Meclofenamic acid</a></li> <li><a href="/wiki/Mefenamic_acid" title="Mefenamic acid">Mefenamic acid</a></li> <li><a href="/wiki/Tolfenamic_acid" title="Tolfenamic acid">Tolfenamic acid</a></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%"><a href="/wiki/Salicylic_acid" title="Salicylic acid">Salicylates</a></th><td class="navbox-list-with-group navbox-list navbox-even" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/Aspirin" title="Aspirin">Aspirin (acetylsalicylic acid)</a><sup>#</sup> (<a href="/wiki/Aspirin/paracetamol/caffeine" title="Aspirin/paracetamol/caffeine">+paracetamol/caffeine</a>)</li> <li><a href="/wiki/Aloxiprin" title="Aloxiprin">Aloxiprin</a></li> <li><a href="/wiki/Benorilate" title="Benorilate">Benorylate</a></li> <li><a href="/wiki/Carbasalate_calcium" title="Carbasalate calcium">Carbasalate calcium</a></li> <li><a href="/wiki/Choline_salicylate" class="mw-redirect" title="Choline salicylate">Choline salicylate</a></li> <li><a href="/wiki/Diflunisal" title="Diflunisal">Diflunisal</a></li> <li><a href="/wiki/Dipyrocetyl" title="Dipyrocetyl">Dipyrocetyl</a></li> <li><a href="/wiki/Ethenzamide" title="Ethenzamide">Ethenzamide</a></li> <li><a href="/wiki/Guacetisal" title="Guacetisal">Guacetisal</a></li> <li><a href="/wiki/Imidazole_salicylate" title="Imidazole salicylate">Imidazole salicylate</a></li> <li><a href="/wiki/Magnesium_salicylate" title="Magnesium salicylate">Magnesium salicylate</a></li> <li><a href="/wiki/Morpholine_salicylate" title="Morpholine salicylate">Morpholine salicylate</a></li> <li><a href="/wiki/Potassium_salicylate" title="Potassium salicylate">Potassium salicylate</a></li> <li><a href="/wiki/Salicin" title="Salicin">Salicin</a></li> <li><a href="/wiki/Salicylamide" title="Salicylamide">Salicylamide</a></li> <li><a href="/wiki/Salsalate" title="Salsalate">Salsalate</a></li> <li><a href="/wiki/Sodium_salicylate" title="Sodium salicylate">Sodium salicylate</a></li> <li><a href="/wiki/Wintergreen" title="Wintergreen">Wintergreen</a><span class="nowrap">&#160;</span>(<a href="/wiki/Methyl_salicylate" title="Methyl salicylate">methyl salicylate</a>)</li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%"><a href="/wiki/Pyrazolone" title="Pyrazolone">Pyrazolones</a></th><td class="navbox-list-with-group navbox-list navbox-odd" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/Aminophenazone" title="Aminophenazone">Aminophenazone</a><sup>‡</sup></li> <li><a href="/wiki/Ampyrone" title="Ampyrone">Ampyrone</a></li> <li><a href="/wiki/Metamizole" title="Metamizole">Metamizole (dipyrone)</a></li> <li><a href="/wiki/Nifenazone" title="Nifenazone">Nifenazone</a></li> <li><a href="/wiki/Phenazone" title="Phenazone">Phenazone</a></li> <li><a href="/wiki/Propyphenazone" title="Propyphenazone">Propyphenazone</a><span class="nowrap">&#160;</span>(<a href="/wiki/Propyphenazone/paracetamol/caffeine" title="Propyphenazone/paracetamol/caffeine">+paracetamol/caffeine</a>)</li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%">Others</th><td class="navbox-list-with-group navbox-list navbox-even" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/Benzydamine" title="Benzydamine">Benzydamine</a></li> <li><a href="/wiki/Floctafenine" title="Floctafenine">Floctafenine</a></li> <li><a href="/wiki/Glafenine" title="Glafenine">Glafenine</a></li> <li><a href="/wiki/Nabumetone" title="Nabumetone">Nabumetone</a></li> <li><a href="/wiki/Nimesulide" title="Nimesulide">Nimesulide</a></li> <li><a href="/wiki/Proquazone" title="Proquazone">Proquazone</a></li></ul> </div></td></tr></tbody></table><div></div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%"><a href="/wiki/Cannabinoid" title="Cannabinoid">Cannabinoids</a></th><td class="navbox-list-with-group navbox-list navbox-odd hlist" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/Cannabidiol" title="Cannabidiol">Cannabidiol</a></li> <li><a href="/wiki/Cannabis_(drug)" title="Cannabis (drug)">Cannabis</a></li> <li><a href="/wiki/Nabilone" title="Nabilone">Nabilone</a></li> <li><a href="/wiki/Nabiximols" title="Nabiximols">Nabiximols</a></li> <li><a href="/wiki/Tetrahydrocannabinol" title="Tetrahydrocannabinol">Tetrahydrocannabinol (dronabinol)</a></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%"><a href="/wiki/Channel_modulator" title="Channel modulator">Ion channel<br />modulators</a></th><td class="navbox-list-with-group navbox-list navbox-odd hlist" style="width:100%;padding:0"><div style="padding:0 0.25em"></div><table class="nowraplinks navbox-subgroup" style="border-spacing:0"><tbody><tr><th scope="row" class="navbox-group" style="width:1%"><a href="/wiki/Calcium_channel_blocker" title="Calcium channel blocker">Calcium blockers</a></th><td class="navbox-list-with-group navbox-list navbox-even" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/Alcohol_(drug)" title="Alcohol (drug)">Alcohol (ethanol)</a></li> <li><a href="/wiki/Gabapentin" title="Gabapentin">Gabapentin</a></li> <li><a href="/wiki/Gabapentin_enacarbil" title="Gabapentin enacarbil">Gabapentin enacarbil</a></li> <li><a href="/wiki/Leconotide" title="Leconotide">Leconotide</a></li> <li><a href="/wiki/Mirogabalin" title="Mirogabalin">Mirogabalin</a></li> <li><a href="/wiki/Pregabalin" title="Pregabalin">Pregabalin</a></li> <li><a href="/wiki/Ziconotide" title="Ziconotide">Ziconotide</a></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%"><a href="/wiki/Sodium_channel_blocker" title="Sodium channel blocker">Sodium blockers</a></th><td class="navbox-list-with-group navbox-list navbox-odd" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/Carbamazepine" title="Carbamazepine">Carbamazepine</a></li> <li><a href="/wiki/Lacosamide" title="Lacosamide">Lacosamide</a></li> <li><a href="/wiki/Local_anesthetic" title="Local anesthetic">Local anesthetics</a> (e.g., <a href="/wiki/Cocaine" title="Cocaine">cocaine</a>, <a href="/wiki/Lidocaine" title="Lidocaine">lidocaine</a>)</li> <li><a href="/wiki/Mexiletine" title="Mexiletine">Mexiletine</a></li> <li><a href="/wiki/Nefopam" title="Nefopam">Nefopam</a></li> <li><a href="/wiki/Tricyclic_antidepressant" title="Tricyclic antidepressant">Tricyclic antidepressants</a> (e.g., <a href="/wiki/Amitriptyline" title="Amitriptyline">amitriptyline</a><sup>#</sup>)</li></ul> <ul><li><i>Na<sub>v</sub>1.7/1.8-selective:</i> <a href="/wiki/DSP-2230" title="DSP-2230">DSP-2230</a><sup>§</sup></li> <li><a href="/wiki/Funapide" title="Funapide">Funapide</a><sup>§</sup></li> <li><a href="/wiki/PF-05089771" title="PF-05089771">PF-05089771</a><sup>§</sup></li> <li><a href="/wiki/Suzetrigine" title="Suzetrigine">Suzetrigine</a></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%"><a href="/wiki/Potassium_channel_opener" title="Potassium channel opener">Potassium openers</a></th><td class="navbox-list-with-group navbox-list navbox-even" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/Flupirtine" title="Flupirtine">Flupirtine</a><sup>‡</sup></li></ul> </div></td></tr></tbody></table><div></div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%"><a href="/wiki/Muscle_relaxant" title="Muscle relaxant">Myorelaxants</a></th><td class="navbox-list-with-group navbox-list navbox-odd hlist" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/Carisoprodol" title="Carisoprodol">Carisoprodol</a></li> <li><a href="/wiki/Chlorzoxazone" title="Chlorzoxazone">Chlorzoxazone</a></li> <li><a href="/wiki/Cyclobenzaprine" title="Cyclobenzaprine">Cyclobenzaprine</a></li> <li><a href="/wiki/Mephenoxalone" title="Mephenoxalone">Mephenoxalone</a></li> <li><a href="/wiki/Methocarbamol" title="Methocarbamol">Methocarbamol</a></li> <li><a href="/wiki/Orphenadrine" title="Orphenadrine">Orphenadrine</a></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%">Others</th><td class="navbox-list-with-group navbox-list navbox-even hlist" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/Analgecine" title="Analgecine">Analgecine</a></li> <li><a href="/wiki/Analgesic_adjuvant" title="Analgesic adjuvant">Analgesic adjuvant</a></li> <li><a href="/wiki/Bedinvetmab" title="Bedinvetmab">Bedinvetmab</a></li> <li><a href="/wiki/Camphor" title="Camphor">Camphor</a></li> <li><a href="/wiki/Capsaicin" title="Capsaicin">Capsaicin</a></li> <li><a href="/wiki/Clonidine" title="Clonidine">Clonidine</a></li> <li><a href="/wiki/Frunevetmab" title="Frunevetmab">Frunevetmab</a></li> <li><a href="/wiki/Ketamine" title="Ketamine">Ketamine</a></li> <li><a href="/wiki/Menthol" title="Menthol">Menthol</a></li> <li><a href="/wiki/Methoxyflurane" title="Methoxyflurane">Methoxyflurane</a></li> <li><a href="/wiki/Phenazopyridine" title="Phenazopyridine">Phenazopyridine</a></li> <li><a href="/wiki/Proglumide" title="Proglumide">Proglumide</a></li> <li><a href="/wiki/Rimazolium" title="Rimazolium">Rimazolium</a></li> <li><a href="/wiki/Tanezumab" title="Tanezumab">Tanezumab</a></li></ul> </div></td></tr><tr><td colspan="2" class="navbox-list navbox-odd hlist" style="width:100%;padding:0"><div style="padding:0 0.25em"><div class="hlist"> <ul><li><sup>#</sup><a href="/wiki/WHO_Model_List_of_Essential_Medicines" title="WHO Model List of Essential Medicines">WHO-EM</a></li> <li><sup>‡</sup><a href="/wiki/List_of_withdrawn_drugs" title="List of withdrawn drugs">Withdrawn</a> from market</li> <li><a href="/wiki/Clinical_trial" title="Clinical trial">Clinical trials</a>: <ul><li><sup>†</sup><a href="/wiki/Phases_of_clinical_research#Phase_III" title="Phases of clinical research">Phase III</a></li> <li><sup>§</sup>Never to phase III</li></ul></li></ul> </div></div></td></tr></tbody></table></div> <div class="navbox-styles"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1129693374" /><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1236075235" /></div><div role="navigation" class="navbox" aria-labelledby="Neuropathic_pain_and_fibromyalgia_pharmacotherapies131" style="padding:3px"><table class="nowraplinks mw-collapsible autocollapse navbox-inner" style="border-spacing:0;background:transparent;color:inherit"><tbody><tr><th scope="col" class="navbox-title" colspan="2"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1129693374" /><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1239400231" /><div class="navbar plainlinks hlist navbar-mini"><ul><li class="nv-view"><a href="/wiki/Template:Neuropathic_pain_and_fibromyalgia_pharmacotherapies" title="Template:Neuropathic pain and fibromyalgia pharmacotherapies"><abbr title="View this template">v</abbr></a></li><li class="nv-talk"><a href="/wiki/Template_talk:Neuropathic_pain_and_fibromyalgia_pharmacotherapies" title="Template talk:Neuropathic pain and fibromyalgia pharmacotherapies"><abbr title="Discuss this template">t</abbr></a></li><li class="nv-edit"><a href="/wiki/Special:EditPage/Template:Neuropathic_pain_and_fibromyalgia_pharmacotherapies" title="Special:EditPage/Template:Neuropathic pain and fibromyalgia pharmacotherapies"><abbr title="Edit this template">e</abbr></a></li></ul></div><div id="Neuropathic_pain_and_fibromyalgia_pharmacotherapies131" style="font-size:114%;margin:0 4em"><a href="/wiki/Neuropathic_pain" title="Neuropathic pain">Neuropathic pain</a> and <a href="/wiki/Fibromyalgia" title="Fibromyalgia">fibromyalgia</a> <a href="/wiki/Pharmaceutical_drug" class="mw-redirect" title="Pharmaceutical drug">pharmacotherapies</a></div></th></tr><tr><th scope="row" class="navbox-group" style="width:1%"><a href="/wiki/Monoaminergic" title="Monoaminergic">Monoaminergics</a></th><td class="navbox-list-with-group navbox-list navbox-odd hlist" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/Serotonin%E2%80%93norepinephrine_reuptake_inhibitor" title="Serotonin–norepinephrine reuptake inhibitor"><abbr title="Serotonin–norepinephrine reuptake inhibitor">SNRIs</abbr></a><span class="sr-only" style="border: 0; clip: rect(0, 0, 0, 0); clip-path: polygon(0px 0px, 0px 0px, 0px 0px); height: 1px; margin: -1px; overflow: hidden; padding: 0; position: absolute; width: 1px; white-space: nowrap;">Tooltip Serotonin–norepinephrine reuptake inhibitor</span> (e.g., <a href="/wiki/Duloxetine" title="Duloxetine">duloxetine</a>, <a href="/wiki/Milnacipran" title="Milnacipran">milnacipran</a>)</li> <li><a href="/wiki/Tricyclic_antidepressants" class="mw-redirect" title="Tricyclic antidepressants"><abbr title="Tricyclic antidepressants">TCAs</abbr></a><span class="sr-only" style="border: 0; clip: rect(0, 0, 0, 0); clip-path: polygon(0px 0px, 0px 0px, 0px 0px); height: 1px; margin: -1px; overflow: hidden; padding: 0; position: absolute; width: 1px; white-space: nowrap;">Tooltip Tricyclic antidepressants</span> (e.g., <a href="/wiki/Amitriptyline" title="Amitriptyline">amitriptyline</a>, <a href="/wiki/Nortriptyline" title="Nortriptyline">nortriptyline</a>, <a href="/wiki/Dosulepin" title="Dosulepin">dosulepin</a>)</li> <li><a href="/wiki/Opioid" title="Opioid">Opioid</a> <a href="/wiki/Monoamine_reuptake_inhibitors" class="mw-redirect" title="Monoamine reuptake inhibitors"><abbr title="monoamine reuptake inhibitors">MRIs</abbr></a><span class="sr-only" style="border: 0; clip: rect(0, 0, 0, 0); clip-path: polygon(0px 0px, 0px 0px, 0px 0px); height: 1px; margin: -1px; overflow: hidden; padding: 0; position: absolute; width: 1px; white-space: nowrap;">Tooltip monoamine reuptake inhibitors</span> (e.g., <a href="/wiki/Tapentadol" title="Tapentadol">tapentadol</a>, <a href="/wiki/Tramadol" title="Tramadol">tramadol</a>)</li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%"><a href="/wiki/Ion_channel_blocker" class="mw-redirect" title="Ion channel blocker">Ion channel blockers</a></th><td class="navbox-list-with-group navbox-list navbox-even hlist" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/Anticonvulsant" title="Anticonvulsant">Anticonvulsants</a> (e.g., <a href="/wiki/Gabapentin" title="Gabapentin">gabapentin</a>, <a href="/wiki/Pregabalin" title="Pregabalin">pregabalin</a>, <a href="/wiki/Mirogabalin" title="Mirogabalin">mirogabalin</a>, <a href="/wiki/Carbamazepine" title="Carbamazepine">carbamazepine</a>, <a href="/wiki/Oxcarbazepine" title="Oxcarbazepine">oxcarbazepine</a>, <a href="/wiki/Lacosamide" title="Lacosamide">lacosamide</a>, <a href="/wiki/Lamotrigine" title="Lamotrigine">lamotrigine</a>)</li> <li><a href="/wiki/Local_anesthetic" title="Local anesthetic">Local anesthetics</a> (e.g., <a href="/wiki/Lidocaine" title="Lidocaine">lidocaine</a>)</li> <li><a href="/wiki/Mexiletine" title="Mexiletine">Mexiletine</a></li> <li><a href="/wiki/Tricyclic_antidepressants" class="mw-redirect" title="Tricyclic antidepressants"><abbr title="Tricyclic antidepressants">TCAs</abbr></a><span class="sr-only" style="border: 0; clip: rect(0, 0, 0, 0); clip-path: polygon(0px 0px, 0px 0px, 0px 0px); height: 1px; margin: -1px; overflow: hidden; padding: 0; position: absolute; width: 1px; white-space: nowrap;">Tooltip Tricyclic antidepressants</span> (e.g., <a href="/wiki/Amitriptyline" title="Amitriptyline">amitriptyline</a>, <a href="/wiki/Nortriptyline" title="Nortriptyline">nortriptyline</a>, <a href="/wiki/Desipramine" title="Desipramine">desipramine</a>)</li> <li><a href="/wiki/Ziconotide" title="Ziconotide">Ziconotide</a></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%">Others</th><td class="navbox-list-with-group navbox-list navbox-odd hlist" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/Alpha_lipoic_acid" class="mw-redirect" title="Alpha lipoic acid">Alpha lipoic acid</a></li> <li><a href="/wiki/Benfotiamine" title="Benfotiamine">Benfotiamine</a></li> <li><a href="/wiki/Botulinum_toxin_A" class="mw-redirect" title="Botulinum toxin A">Botulinum toxin A</a></li> <li><a href="/wiki/Bupropion" title="Bupropion">Bupropion</a></li> <li><a href="/wiki/Cannabinoid" title="Cannabinoid">Cannabinoids</a> (e.g., <a href="/wiki/Cannabis_(drug)" title="Cannabis (drug)">cannabis</a>, <a href="/wiki/Dronabinol" title="Dronabinol">dronabinol</a>, <a href="/wiki/Nabilone" title="Nabilone">nabilone</a>)</li> <li><a href="/wiki/NMDA_receptor_antagonist" title="NMDA receptor antagonist">NMDA receptor antagonists</a> (e.g., <a href="/wiki/Ketamine" title="Ketamine">ketamine</a>, <a href="/wiki/Dextromethorphan" title="Dextromethorphan">dextromethorphan</a>, <a class="mw-selflink selflink">methadone</a>)</li> <li><a href="/wiki/Opioid" title="Opioid">Opioids</a> (e.g., <a href="/wiki/Hydrocodone" title="Hydrocodone">hydrocodone</a>, <a href="/wiki/Morphine" title="Morphine">morphine</a>, <a href="/wiki/Oxycodone" title="Oxycodone">oxycodone</a>, <a class="mw-selflink selflink">methadone</a>, <a href="/wiki/Buprenorphine" title="Buprenorphine">buprenorphine</a>, <a href="/wiki/Tramadol" title="Tramadol">tramadol</a>, <a href="/wiki/Tapentadol" title="Tapentadol">tapentadol</a>)</li> <li><a href="/wiki/Sodium_oxybate" title="Sodium oxybate">Sodium oxybate (<abbr title="γ-hydroxybutyric acid">GHB</abbr>)</a></li></ul> </div></td></tr></tbody></table></div> <div class="navbox-styles"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1129693374" /><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1236075235" /></div><div role="navigation" class="navbox" aria-labelledby="Treatment_of_drug_dependence_(N07B)177" style="padding:3px"><table class="nowraplinks mw-collapsible autocollapse navbox-inner" style="border-spacing:0;background:transparent;color:inherit"><tbody><tr><th scope="col" class="navbox-title" colspan="2"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1129693374" /><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1239400231" /><div class="navbar plainlinks hlist navbar-mini"><ul><li class="nv-view"><a href="/wiki/Template:Dependence_treatment" title="Template:Dependence treatment"><abbr title="View this template">v</abbr></a></li><li class="nv-talk"><a href="/wiki/Template_talk:Dependence_treatment" title="Template talk:Dependence treatment"><abbr title="Discuss this template">t</abbr></a></li><li class="nv-edit"><a href="/wiki/Special:EditPage/Template:Dependence_treatment" title="Special:EditPage/Template:Dependence treatment"><abbr title="Edit this template">e</abbr></a></li></ul></div><div id="Treatment_of_drug_dependence_(N07B)177" style="font-size:114%;margin:0 4em">Treatment of <a href="/wiki/Substance_dependence" title="Substance dependence">drug dependence</a> (<a href="/wiki/ATC_code_N07#N07B" title="ATC code N07">N07B</a>)</div></th></tr><tr><th scope="row" class="navbox-group" style="width:1%"><a href="/wiki/Nicotine_dependence" title="Nicotine dependence">Nicotine dependence</a></th><td class="navbox-list-with-group navbox-list navbox-odd hlist" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/Bupropion" title="Bupropion">Bupropion</a><sup>#</sup></li> <li><a href="/wiki/Cytisine" title="Cytisine">Cytisine</a></li> <li><a href="/wiki/Lobeline" title="Lobeline">Lobeline</a></li> <li><a href="/wiki/Mecamylamine" title="Mecamylamine">Mecamylamine</a></li> <li><a href="/wiki/Varenicline" title="Varenicline">Varenicline</a></li> <li><i><a href="/wiki/Adrenergic_agonist" title="Adrenergic agonist"><abbr title="Adrenergic agonist">AA</abbr></a><span class="sr-only" style="border: 0; clip: rect(0, 0, 0, 0); clip-path: polygon(0px 0px, 0px 0px, 0px 0px); height: 1px; margin: -1px; overflow: hidden; padding: 0; position: absolute; width: 1px; white-space: nowrap;">Tooltip Adrenergic agonist</span></i> (<a href="/wiki/Clonidine" title="Clonidine">Clonidine</a>)</li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%"><a href="/wiki/Alcohol_dependence" title="Alcohol dependence">Alcohol dependence</a></th><td class="navbox-list-with-group navbox-list navbox-even hlist" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><i><a href="/wiki/Acetaldehyde_dehydrogenase_inhibitor" class="mw-redirect" title="Acetaldehyde dehydrogenase inhibitor"><abbr title="Acetaldehyde dehydrogenase">AD</abbr> inhibitor</a></i> <ul><li><a href="/wiki/Disulfiram" title="Disulfiram">Disulfiram</a></li> <li><a href="/wiki/Acamprosate" title="Acamprosate">Acamprosate</a></li> <li><a href="/wiki/Calcium_carbimide" title="Calcium carbimide">Calcium carbimide</a></li> <li><a href="/wiki/Hydrogen_cyanamide" class="mw-redirect" title="Hydrogen cyanamide">Hydrogen cyanamide</a></li></ul></li> <li><i><a href="/wiki/General_anesthetic" class="mw-redirect" title="General anesthetic">General anesthetics</a></i> <ul><li><a href="/wiki/Nitrous_oxide_(medication)" title="Nitrous oxide (medication)">Nitrous oxide</a></li></ul></li> <li><i><a href="/wiki/Opioid_antagonist" title="Opioid antagonist">Opioid antagonists</a></i> <ul><li><a href="/wiki/Naltrexone" title="Naltrexone">Naltrexone</a></li> <li><a href="/wiki/Nalmefene" title="Nalmefene">Nalmefene</a></li></ul></li> <li><a href="/wiki/Topiramate" title="Topiramate">Topiramate</a></li> <li><i><a href="/wiki/Adrenergic_agonist" title="Adrenergic agonist"><abbr title="Adrenergic agonist">AA</abbr></a><span class="sr-only" style="border: 0; clip: rect(0, 0, 0, 0); clip-path: polygon(0px 0px, 0px 0px, 0px 0px); height: 1px; margin: -1px; overflow: hidden; padding: 0; position: absolute; width: 1px; white-space: nowrap;">Tooltip Adrenergic agonist</span></i> (<a href="/wiki/Clonidine" title="Clonidine">Clonidine</a>)</li> <li><a href="/wiki/Baclofen" title="Baclofen">Baclofen</a></li> <li><a href="/wiki/Phenibut" title="Phenibut">Phenibut</a></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%"><a href="/wiki/Opioid_dependence" class="mw-redirect" title="Opioid dependence">Opioid dependence</a></th><td class="navbox-list-with-group navbox-list navbox-odd hlist" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><i><a href="/wiki/Adrenergic_agonist" title="Adrenergic agonist"><abbr title="Adrenergic agonist">AA</abbr></a><span class="sr-only" style="border: 0; clip: rect(0, 0, 0, 0); clip-path: polygon(0px 0px, 0px 0px, 0px 0px); height: 1px; margin: -1px; overflow: hidden; padding: 0; position: absolute; width: 1px; white-space: nowrap;">Tooltip Adrenergic agonist</span></i> (<a href="/wiki/Clonidine" title="Clonidine">Clonidine</a></li> <li><a href="/wiki/Lofexidine" title="Lofexidine">Lofexidine</a>)</li> <li><a href="/wiki/Ibogaine" title="Ibogaine">Ibogaine</a></li> <li><i><a href="/wiki/Opioid" title="Opioid">Opioids</a></i> <ul><li><a href="/wiki/Buprenorphine" title="Buprenorphine">Buprenorphine</a> (<a href="/wiki/Buprenorphine/naloxone" title="Buprenorphine/naloxone">+naloxone</a>)</li> <li><a href="/wiki/Levacetylmethadol" title="Levacetylmethadol">Levacetylmethadol</a></li> <li><a class="mw-selflink selflink">Methadone</a></li> <li><a href="/wiki/Dihydrocodeine" title="Dihydrocodeine">Dihydrocodeine</a></li> <li><a href="/wiki/Dihydroetorphine" title="Dihydroetorphine">Dihydroetorphine</a></li> <li><a href="/wiki/Hydromorphone" title="Hydromorphone">Hydromorphone (extended-release)</a></li> <li><a href="/wiki/Morphine" title="Morphine">Morphine (extended-release)</a></li></ul></li> <li><i><a href="/wiki/Opioid_antagonist" title="Opioid antagonist">Opioid antagonists</a></i> (<a href="/wiki/Naltrexone" title="Naltrexone">Naltrexone</a></li> <li><a href="/wiki/Nalmefene" title="Nalmefene">Nalmefene</a>)</li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%"><a href="/wiki/Benzodiazepine_dependence" title="Benzodiazepine dependence">Benzodiazepine dependence</a></th><td class="navbox-list-with-group navbox-list navbox-even hlist" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><i><a href="/wiki/Adrenergic_agonist" title="Adrenergic agonist"><abbr title="Adrenergic agonist">AA</abbr></a><span class="sr-only" style="border: 0; clip: rect(0, 0, 0, 0); clip-path: polygon(0px 0px, 0px 0px, 0px 0px); height: 1px; margin: -1px; overflow: hidden; padding: 0; position: absolute; width: 1px; white-space: nowrap;">Tooltip Adrenergic agonist</span></i> (<a href="/wiki/Clonidine" title="Clonidine">Clonidine</a>)</li> <li><i><a href="/wiki/Benzodiazepine" title="Benzodiazepine">Benzodiazepines</a></i> (<a href="/wiki/Diazepam" title="Diazepam">Diazepam</a></li> <li><a href="/wiki/Lorazepam" title="Lorazepam">Lorazepam</a></li> <li><a href="/wiki/Chlordiazepoxide" title="Chlordiazepoxide">Chlordiazepoxide</a></li> <li><a href="/wiki/Oxazepam" title="Oxazepam">Oxazepam</a>)</li> <li><i><a href="/wiki/Barbiturate" title="Barbiturate">Barbiturates</a></i> (<a href="/wiki/Phenobarbital" title="Phenobarbital">Phenobarbital</a>)</li></ul> </div></td></tr></tbody></table></div> <div class="navbox-styles"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1236075235" /></div><div role="navigation" class="navbox" aria-labelledby="Pharmacodynamics105" style="padding:3px"><table class="nowraplinks mw-collapsible mw-collapsed navbox-inner" style="border-spacing:0;background:transparent;color:inherit"><tbody><tr><th scope="col" class="navbox-title" colspan="2" style="background:#e8e8ff;background:#ccccff"><div id="Pharmacodynamics105" style="font-size:114%;margin:0 4em"><a href="/wiki/Pharmacodynamics" title="Pharmacodynamics">Pharmacodynamics</a></div></th></tr><tr><td colspan="2" class="navbox-list navbox-odd" style="width:100%;padding:0;font-size:114%"><div style="padding:0px"> <div class="navbox-styles"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1129693374" /><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1236075235" /></div><div role="navigation" class="navbox" aria-labelledby="Ionotropic_glutamate_receptor_modulators1643" style="padding:3px"><table class="nowraplinks hlist mw-collapsible mw-collapsed navbox-inner" style="border-spacing:0;background:transparent;color:inherit"><tbody><tr><th scope="col" class="navbox-title" colspan="2"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1129693374" /><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1239400231" /><div class="navbar plainlinks hlist navbar-mini"><ul><li class="nv-view"><a href="/wiki/Template:Ionotropic_glutamate_receptor_modulators" title="Template:Ionotropic glutamate receptor modulators"><abbr title="View this template">v</abbr></a></li><li class="nv-talk"><a href="/wiki/Template_talk:Ionotropic_glutamate_receptor_modulators" title="Template talk:Ionotropic glutamate receptor modulators"><abbr title="Discuss this template">t</abbr></a></li><li class="nv-edit"><a href="/wiki/Special:EditPage/Template:Ionotropic_glutamate_receptor_modulators" title="Special:EditPage/Template:Ionotropic glutamate receptor modulators"><abbr title="Edit this template">e</abbr></a></li></ul></div><div id="Ionotropic_glutamate_receptor_modulators1643" style="font-size:114%;margin:0 4em"><a href="/wiki/Ionotropic_glutamate_receptor" title="Ionotropic glutamate receptor">Ionotropic glutamate receptor</a> <a href="/wiki/Receptor_modulator" title="Receptor modulator">modulators</a></div></th></tr><tr><th scope="row" class="navbox-group" style="width:1%;text-align:center;"><a href="/wiki/%CE%91-Amino-3-hydroxy-5-methyl-4-isoxazolepropionic_acid_receptor" class="mw-redirect" title="Α-Amino-3-hydroxy-5-methyl-4-isoxazolepropionic acid receptor"><abbr title="α-Amino-3-hydroxy-5-methyl-4-isoxazolepropionic acid receptor">AMPAR</abbr></a><span class="sr-only" style="border: 0; clip: rect(0, 0, 0, 0); clip-path: polygon(0px 0px, 0px 0px, 0px 0px); height: 1px; margin: -1px; overflow: hidden; padding: 0; position: absolute; width: 1px; white-space: nowrap;">Tooltip α-Amino-3-hydroxy-5-methyl-4-isoxazolepropionic acid receptor</span></th><td class="navbox-list-with-group navbox-list navbox-odd" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><b>Agonists:</b> <i>Main site agonists:</i> <a href="/wiki/5-Fluorowillardiine" title="5-Fluorowillardiine">5-Fluorowillardiine</a></li> <li><a href="/wiki/Acromelic_acid_A" title="Acromelic acid A">Acromelic acid (acromelate)</a></li> <li><a href="/wiki/AMPA" title="AMPA">AMPA</a></li> <li><a href="/w/index.php?title=%CE%92-N-Oxalylamino-L-Alanine&amp;action=edit&amp;redlink=1" class="new" title="Β-N-Oxalylamino-L-Alanine (page does not exist)">BOAA</a></li> <li><a href="/wiki/Domoic_acid" title="Domoic acid">Domoic acid</a></li> <li><a href="/wiki/Glutamate" class="mw-redirect" title="Glutamate">Glutamate</a></li> <li><a href="/wiki/Ibotenic_acid" title="Ibotenic acid">Ibotenic acid</a></li> <li><a href="/wiki/Proline" title="Proline">Proline</a></li> <li><a href="/wiki/Quisqualic_acid" title="Quisqualic acid">Quisqualic acid</a></li> <li><a href="/wiki/Willardiine" title="Willardiine">Willardiine</a>; <i>Positive allosteric modulators:</i> <a href="/wiki/Aniracetam" title="Aniracetam">Aniracetam</a></li> <li><a href="/wiki/Cyclothiazide" title="Cyclothiazide">Cyclothiazide</a></li> <li><a href="/wiki/CX-516" title="CX-516">CX-516</a></li> <li><a href="/wiki/CX-546" title="CX-546">CX-546</a></li> <li><a href="/wiki/CX614" title="CX614">CX-614</a></li> <li><a href="/wiki/Farampator" title="Farampator">Farampator (CX-691, ORG-24448)</a></li> <li><a href="/wiki/CX717" title="CX717">CX-717</a></li> <li><a href="/wiki/CX-1739" class="mw-redirect" title="CX-1739">CX-1739</a></li> <li><a href="/w/index.php?title=CX-1942&amp;action=edit&amp;redlink=1" class="new" title="CX-1942 (page does not exist)">CX-1942</a></li> <li><a href="/wiki/Diazoxide" title="Diazoxide">Diazoxide</a></li> <li><a href="/wiki/Hydrochlorothiazide" title="Hydrochlorothiazide">Hydrochlorothiazide (HCTZ)</a></li> <li><a href="/wiki/IDRA-21" title="IDRA-21">IDRA-21</a></li> <li><a href="/w/index.php?title=LY-392098&amp;action=edit&amp;redlink=1" class="new" title="LY-392098 (page does not exist)">LY-392098</a></li> <li><a href="/w/index.php?title=LY-395153&amp;action=edit&amp;redlink=1" class="new" title="LY-395153 (page does not exist)">LY-395153</a></li> <li><a href="/wiki/LY-404187" title="LY-404187">LY-404187</a></li> <li><a href="/w/index.php?title=LY-451646&amp;action=edit&amp;redlink=1" class="new" title="LY-451646 (page does not exist)">LY-451646</a></li> <li><a href="/wiki/LY-503430" title="LY-503430">LY-503430</a></li> <li><a href="/wiki/Mibampator" title="Mibampator">Mibampator (LY-451395)</a></li> <li><a href="/wiki/Nooglutyl" title="Nooglutyl">Nooglutyl</a></li> <li><a href="/wiki/ORG-26576" title="ORG-26576">ORG-26576</a></li> <li><a href="/wiki/Oxiracetam" title="Oxiracetam">Oxiracetam</a></li> <li><a href="/wiki/PEPA_(drug)" title="PEPA (drug)">PEPA</a></li> <li><a href="/wiki/Pesampator" title="Pesampator">Pesampator (BIIB-104, PF-04958242)</a></li> <li><a href="/wiki/Piracetam" title="Piracetam">Piracetam</a></li> <li><a href="/wiki/Pramiracetam" title="Pramiracetam">Pramiracetam</a></li> <li><a href="/wiki/S-18986" title="S-18986">S-18986</a></li> <li><a href="/wiki/Tulrampator" title="Tulrampator">Tulrampator (S-47445, CX-1632)</a></li></ul> <ul><li><b>Antagonists:</b> <a href="/w/index.php?title=ACEA-1011&amp;action=edit&amp;redlink=1" class="new" title="ACEA-1011 (page does not exist)">ACEA-1011</a></li> <li><a href="/w/index.php?title=ATPO&amp;action=edit&amp;redlink=1" class="new" title="ATPO (page does not exist)">ATPO</a></li> <li><a href="/wiki/Becampanel" title="Becampanel">Becampanel</a></li> <li><a href="/wiki/Caroverine" title="Caroverine">Caroverine</a></li> <li><a href="/wiki/CNQX" title="CNQX">CNQX</a></li> <li><a href="/wiki/Dasolampanel" title="Dasolampanel">Dasolampanel</a></li> <li><a href="/wiki/DNQX" title="DNQX">DNQX</a></li> <li><a href="/wiki/Fanapanel" title="Fanapanel">Fanapanel (MPQX)</a></li> <li><a href="/w/index.php?title=Gamma-D-Glutamylaminomethylsulfonic_acid&amp;action=edit&amp;redlink=1" class="new" title="Gamma-D-Glutamylaminomethylsulfonic acid (page does not exist)">GAMS</a></li> <li><a href="/wiki/Kaitocephalin" title="Kaitocephalin">Kaitocephalin</a></li> <li><a href="/wiki/Kynurenic_acid" title="Kynurenic acid">Kynurenic acid</a></li> <li><a href="/wiki/Kynurenine" title="Kynurenine">Kynurenine</a></li> <li><a href="/wiki/Licostinel" title="Licostinel">Licostinel (ACEA-1021)</a></li> <li><a href="/wiki/NBQX" title="NBQX">NBQX</a></li> <li><a href="/w/index.php?title=PNQX&amp;action=edit&amp;redlink=1" class="new" title="PNQX (page does not exist)">PNQX</a></li> <li><a href="/wiki/Selurampanel" title="Selurampanel">Selurampanel</a></li> <li><a href="/wiki/Tezampanel" title="Tezampanel">Tezampanel</a></li> <li><a href="/wiki/Theanine" title="Theanine">Theanine</a></li> <li><a href="/wiki/Topiramate" title="Topiramate">Topiramate</a></li> <li><a href="/w/index.php?title=YM90K&amp;action=edit&amp;redlink=1" class="new" title="YM90K (page does not exist)">YM90K</a></li> <li><a href="/wiki/Zonampanel" title="Zonampanel">Zonampanel</a>; <i>Negative allosteric modulators:</i> <a href="/wiki/Barbiturates" class="mw-redirect" title="Barbiturates">Barbiturates</a> (e.g., <a href="/wiki/Pentobarbital" title="Pentobarbital">pentobarbital</a>, <a href="/wiki/Sodium_thiopental" title="Sodium thiopental">sodium thiopental</a>)</li> <li><a href="/wiki/Cyclopropane" title="Cyclopropane">Cyclopropane</a></li> <li><a href="/wiki/Enflurane" title="Enflurane">Enflurane</a></li> <li><a href="/wiki/Alcohol_(drug)" title="Alcohol (drug)">Ethanol (alcohol)</a></li> <li><a href="/wiki/Evans_blue_(dye)" title="Evans blue (dye)">Evans blue</a></li> <li><a href="/wiki/GYKI_52466" title="GYKI 52466">GYKI-52466</a></li> <li><a href="/w/index.php?title=GYKI-53655&amp;action=edit&amp;redlink=1" class="new" title="GYKI-53655 (page does not exist)">GYKI-53655</a></li> <li><a href="/wiki/Halothane" title="Halothane">Halothane</a></li> <li><a href="/wiki/Irampanel" title="Irampanel">Irampanel</a></li> <li><a href="/wiki/Isoflurane" title="Isoflurane">Isoflurane</a></li> <li><a href="/wiki/Perampanel" title="Perampanel">Perampanel</a></li> <li><a href="/wiki/Pregnenolone_sulfate" title="Pregnenolone sulfate">Pregnenolone sulfate</a></li> <li><a href="/wiki/Sevoflurane" title="Sevoflurane">Sevoflurane</a></li> <li><a href="/wiki/Talampanel" title="Talampanel">Talampanel</a>; <i>Unknown/unsorted antagonists:</i> <a href="/wiki/Minocycline" title="Minocycline">Minocycline</a></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%;text-align:center;"><a href="/wiki/Kainate_receptor" title="Kainate receptor"><abbr title="Kainate receptor">KAR</abbr></a><span class="sr-only" style="border: 0; clip: rect(0, 0, 0, 0); clip-path: polygon(0px 0px, 0px 0px, 0px 0px); height: 1px; margin: -1px; overflow: hidden; padding: 0; position: absolute; width: 1px; white-space: nowrap;">Tooltip Kainate receptor</span></th><td class="navbox-list-with-group navbox-list navbox-even" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><b>Agonists:</b> <i>Main site agonists:</i> <a href="/w/index.php?title=5-Bromowillardiine&amp;action=edit&amp;redlink=1" class="new" title="5-Bromowillardiine (page does not exist)">5-Bromowillardiine</a></li> <li><a href="/wiki/5-Iodowillardiine" title="5-Iodowillardiine">5-Iodowillardiine</a></li> <li><a href="/w/index.php?title=Acromelic_acid&amp;action=edit&amp;redlink=1" class="new" title="Acromelic acid (page does not exist)">Acromelic acid (acromelate)</a></li> <li><a href="/wiki/AMPA" title="AMPA">AMPA</a></li> <li><a href="/w/index.php?title=ATPA&amp;action=edit&amp;redlink=1" class="new" title="ATPA (page does not exist)">ATPA</a></li> <li><a href="/wiki/Domoic_acid" title="Domoic acid">Domoic acid</a></li> <li><a href="/wiki/Glutamate" class="mw-redirect" title="Glutamate">Glutamate</a></li> <li><a href="/wiki/Ibotenic_acid" title="Ibotenic acid">Ibotenic acid</a></li> <li><a href="/wiki/Kainic_acid" title="Kainic acid">Kainic acid</a></li> <li><a href="/w/index.php?title=LY-339434&amp;action=edit&amp;redlink=1" class="new" title="LY-339434 (page does not exist)">LY-339434</a></li> <li><a href="/wiki/Proline" title="Proline">Proline</a></li> <li><a href="/wiki/Quisqualic_acid" title="Quisqualic acid">Quisqualic acid</a></li> <li><a href="/wiki/SYM-2081" title="SYM-2081">SYM-2081</a>; <i>Positive allosteric modulators:</i> <a href="/wiki/Cyclothiazide" title="Cyclothiazide">Cyclothiazide</a></li> <li><a href="/wiki/Diazoxide" title="Diazoxide">Diazoxide</a></li> <li><a href="/wiki/Enflurane" title="Enflurane">Enflurane</a></li> <li><a href="/wiki/Halothane" title="Halothane">Halothane</a></li> <li><a href="/wiki/Isoflurane" title="Isoflurane">Isoflurane</a></li></ul> <ul><li><b>Antagonists:</b> <a href="/w/index.php?title=ACEA-1011&amp;action=edit&amp;redlink=1" class="new" title="ACEA-1011 (page does not exist)">ACEA-1011</a></li> <li><a href="/wiki/CNQX" title="CNQX">CNQX</a></li> <li><a href="/wiki/Dasolampanel" title="Dasolampanel">Dasolampanel</a></li> <li><a href="/wiki/DNQX" title="DNQX">DNQX</a></li> <li><a href="/w/index.php?title=Gamma-D-Glutamylaminomethylsulfonic_acid&amp;action=edit&amp;redlink=1" class="new" title="Gamma-D-Glutamylaminomethylsulfonic acid (page does not exist)">GAMS</a></li> <li><a href="/wiki/Kaitocephalin" title="Kaitocephalin">Kaitocephalin</a></li> <li><a href="/wiki/Kynurenic_acid" title="Kynurenic acid">Kynurenic acid</a></li> <li><a href="/wiki/Licostinel" title="Licostinel">Licostinel (ACEA-1021)</a></li> <li><a href="/w/index.php?title=LY-382884&amp;action=edit&amp;redlink=1" class="new" title="LY-382884 (page does not exist)">LY-382884</a></li> <li><a href="/wiki/NBQX" title="NBQX">NBQX</a></li> <li><a href="/wiki/NS102" title="NS102">NS102</a></li> <li><a href="/wiki/Selurampanel" title="Selurampanel">Selurampanel</a></li> <li><a href="/wiki/Tezampanel" title="Tezampanel">Tezampanel</a></li> <li><a href="/wiki/Theanine" title="Theanine">Theanine</a></li> <li><a href="/wiki/Topiramate" title="Topiramate">Topiramate</a></li> <li><a href="/wiki/UBP-302" title="UBP-302">UBP-302</a>; <i>Negative allosteric modulators:</i> <a href="/wiki/Barbiturates" class="mw-redirect" title="Barbiturates">Barbiturates</a> (e.g., <a href="/wiki/Pentobarbital" title="Pentobarbital">pentobarbital</a>, <a href="/wiki/Sodium_thiopental" title="Sodium thiopental">sodium thiopental</a>)</li> <li><a href="/wiki/Enflurane" title="Enflurane">Enflurane</a></li> <li><a href="/wiki/Alcohol_(drug)" title="Alcohol (drug)">Ethanol (alcohol)</a></li> <li><a href="/wiki/Evans_blue_(dye)" title="Evans blue (dye)">Evans blue</a></li> <li><a href="/w/index.php?title=NS-3763&amp;action=edit&amp;redlink=1" class="new" title="NS-3763 (page does not exist)">NS-3763</a></li> <li><a href="/wiki/Pregnenolone_sulfate" title="Pregnenolone sulfate">Pregnenolone sulfate</a></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%;text-align:center;"><a href="/wiki/N-Methyl-D-aspartate_receptor" class="mw-redirect" title="N-Methyl-D-aspartate receptor"><abbr title="N-Methyl-D-aspartate receptor">NMDAR</abbr></a><span class="sr-only" style="border: 0; clip: rect(0, 0, 0, 0); clip-path: polygon(0px 0px, 0px 0px, 0px 0px); height: 1px; margin: -1px; overflow: hidden; padding: 0; position: absolute; width: 1px; white-space: nowrap;">Tooltip N-Methyl-D-aspartate receptor</span></th><td class="navbox-list-with-group navbox-list navbox-odd" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><b>Agonists:</b> <i>Main site agonists:</i> <a href="/w/index.php?title=2-Amino-2-(3-hydroxy-5-methylisoxazol-4-yl)acetic_acid&amp;action=edit&amp;redlink=1" class="new" title="2-Amino-2-(3-hydroxy-5-methylisoxazol-4-yl)acetic acid (page does not exist)">AMAA</a></li> <li><a href="/wiki/Aspartate" class="mw-redirect" title="Aspartate">Aspartate</a></li> <li><a href="/wiki/Glutamate" class="mw-redirect" title="Glutamate">Glutamate</a></li> <li><a href="/wiki/Homocysteic_acid" title="Homocysteic acid">Homocysteic acid (<small>L</small>-HCA)</a></li> <li><a href="/wiki/Homoquinolinic_acid" title="Homoquinolinic acid">Homoquinolinic acid</a></li> <li><a href="/wiki/Ibotenic_acid" title="Ibotenic acid">Ibotenic acid</a></li> <li><a href="/wiki/N-Methyl-D-aspartic_acid" title="N-Methyl-D-aspartic acid">NMDA</a></li> <li><a href="/wiki/Proline" title="Proline">Proline</a></li> <li><a href="/wiki/Quinolinic_acid" title="Quinolinic acid">Quinolinic acid</a></li> <li><a href="/wiki/Tetrazolylglycine" title="Tetrazolylglycine">Tetrazolylglycine</a></li> <li><a href="/wiki/Theanine" title="Theanine">Theanine</a>; <i>Glycine site agonists:</i> <a href="/w/index.php?title=%CE%92-Fluoro-D-alanine&amp;action=edit&amp;redlink=1" class="new" title="Β-Fluoro-D-alanine (page does not exist)">β-Fluoro-<small>D</small>-alanine</a></li> <li><a href="/w/index.php?title=ACBD_(drug)&amp;action=edit&amp;redlink=1" class="new" title="ACBD (drug) (page does not exist)">ACBD</a></li> <li><a href="/wiki/1-Aminocyclopropanecarboxylic_acid" class="mw-redirect" title="1-Aminocyclopropanecarboxylic acid">ACC (ACPC)</a></li> <li><a href="/wiki/ACPD" title="ACPD">ACPD</a></li> <li><a href="/w/index.php?title=AK-51_(drug)&amp;action=edit&amp;redlink=1" class="new" title="AK-51 (drug) (page does not exist)">AK-51</a></li> <li><a href="/wiki/Apimostinel" title="Apimostinel">Apimostinel (NRX-1074)</a></li> <li><a href="/wiki/B6B21" class="mw-redirect" title="B6B21">B6B21</a></li> <li><a href="/w/index.php?title=Carboxycyclopropylglycine&amp;action=edit&amp;redlink=1" class="new" title="Carboxycyclopropylglycine (page does not exist)">CCG</a></li> <li><a href="/wiki/Alanine" title="Alanine"><small>D</small>-Alanine</a></li> <li><a href="/wiki/Cycloserine" title="Cycloserine"><small>D</small>-Cycloserine</a></li> <li><a href="/wiki/Serine" title="Serine"><small>D</small>-Serine</a></li> <li><a href="/w/index.php?title=N-(3,3-Diphenylpropyl)glycinamide&amp;action=edit&amp;redlink=1" class="new" title="N-(3,3-Diphenylpropyl)glycinamide (page does not exist)">DHPG</a></li> <li><a href="/wiki/Dimethylglycine" title="Dimethylglycine">Dimethylglycine</a></li> <li><a href="/wiki/Glycine" title="Glycine">Glycine</a></li> <li><a href="/wiki/HA-966" title="HA-966">HA-966</a></li> <li><a href="/wiki/L-687,414" title="L-687,414">L-687,414</a></li> <li><a href="/wiki/Alanine" title="Alanine"><small>L</small>-Alanine</a></li> <li><a href="/wiki/Serine" title="Serine"><small>L</small>-Serine</a></li> <li><a href="/wiki/Milacemide" title="Milacemide">Milacemide</a></li> <li><a href="/wiki/Neboglamine" title="Neboglamine">Neboglamine (nebostinel)</a></li> <li><a href="/wiki/Rapastinel" title="Rapastinel">Rapastinel (GLYX-13)</a></li> <li><a href="/wiki/Sarcosine" title="Sarcosine">Sarcosine</a>; <i>Polyamine site agonists:</i> <a href="/wiki/Neomycin" title="Neomycin">Neomycin</a></li> <li><a href="/wiki/Spermidine" title="Spermidine">Spermidine</a></li> <li><a href="/wiki/Spermine" title="Spermine">Spermine</a>; <i>Other positive allosteric modulators:</i> <a href="/wiki/24S-Hydroxycholesterol" title="24S-Hydroxycholesterol">24<i>S</i>-Hydroxycholesterol</a></li> <li><a href="/wiki/Dehydroepiandrosterone" title="Dehydroepiandrosterone"><abbr title="Dehydroepiandrosterone">DHEA</abbr></a><span class="sr-only" style="border: 0; clip: rect(0, 0, 0, 0); clip-path: polygon(0px 0px, 0px 0px, 0px 0px); height: 1px; margin: -1px; overflow: hidden; padding: 0; position: absolute; width: 1px; white-space: nowrap;">Tooltip Dehydroepiandrosterone</span> (<a href="/wiki/Prasterone" title="Prasterone">prasterone</a>)</li> <li><a href="/wiki/Dehydroepiandrosterone_sulfate" title="Dehydroepiandrosterone sulfate"><abbr title="Dehydroepiandrosterone">DHEA</abbr> sulfate</a> (<a href="/wiki/Prasterone_sulfate" title="Prasterone sulfate">prasterone sulfate</a>)</li> <li><a href="/w/index.php?title=Epipregnanolone_sulfate&amp;action=edit&amp;redlink=1" class="new" title="Epipregnanolone sulfate (page does not exist)">Epipregnanolone sulfate</a></li> <li><a href="/w/index.php?title=Plazinemdor&amp;action=edit&amp;redlink=1" class="new" title="Plazinemdor (page does not exist)">Plazinemdor</a></li> <li><a href="/wiki/Pregnenolone_sulfate" title="Pregnenolone sulfate">Pregnenolone sulfate</a></li> <li><a href="/w/index.php?title=SAGE-201&amp;action=edit&amp;redlink=1" class="new" title="SAGE-201 (page does not exist)">SAGE-201</a></li> <li><a href="/w/index.php?title=SAGE-301&amp;action=edit&amp;redlink=1" class="new" title="SAGE-301 (page does not exist)">SAGE-301</a></li> <li><a href="/wiki/SAGE-718" class="mw-redirect" title="SAGE-718">SAGE-718</a></li></ul> <ul><li><b>Antagonists:</b> <i>Competitive antagonists:</i> <a href="/wiki/AP5" title="AP5">AP5 (APV)</a></li> <li><a href="/wiki/AP-7_(drug)" title="AP-7 (drug)">AP7</a></li> <li><a href="/wiki/CGP-37849" title="CGP-37849">CGP-37849</a></li> <li><a href="/wiki/CGP-39551" title="CGP-39551">CGP-39551</a></li> <li><a href="/w/index.php?title=CGP-39653&amp;action=edit&amp;redlink=1" class="new" title="CGP-39653 (page does not exist)">CGP-39653</a></li> <li><a href="/w/index.php?title=CGP-40116&amp;action=edit&amp;redlink=1" class="new" title="CGP-40116 (page does not exist)">CGP-40116</a></li> <li><a href="/wiki/CGS-19755" class="mw-redirect" title="CGS-19755">CGS-19755</a></li> <li><a href="/w/index.php?title=3-(2-carboxypiperazin-4-yl)propyl-1-phosphonic_acid&amp;action=edit&amp;redlink=1" class="new" title="3-(2-carboxypiperazin-4-yl)propyl-1-phosphonic acid (page does not exist)">CPP</a></li> <li><a href="/wiki/Kaitocephalin" title="Kaitocephalin">Kaitocephalin</a></li> <li><a href="/w/index.php?title=LY-233053&amp;action=edit&amp;redlink=1" class="new" title="LY-233053 (page does not exist)">LY-233053</a></li> <li><a href="/wiki/LY-235959" title="LY-235959">LY-235959</a></li> <li><a href="/w/index.php?title=LY-274614&amp;action=edit&amp;redlink=1" class="new" title="LY-274614 (page does not exist)">LY-274614</a></li> <li><a href="/w/index.php?title=MDL-100453&amp;action=edit&amp;redlink=1" class="new" title="MDL-100453 (page does not exist)">MDL-100453</a></li> <li><a href="/wiki/Midafotel" title="Midafotel">Midafotel (d-CPPene)</a></li> <li><a href="/w/index.php?title=NPC-12626&amp;action=edit&amp;redlink=1" class="new" title="NPC-12626 (page does not exist)">NPC-12626</a></li> <li><a href="/w/index.php?title=NPC-17742&amp;action=edit&amp;redlink=1" class="new" title="NPC-17742 (page does not exist)">NPC-17742</a></li> <li><a href="/w/index.php?title=PBPD&amp;action=edit&amp;redlink=1" class="new" title="PBPD (page does not exist)">PBPD</a></li> <li><a href="/wiki/PEAQX" title="PEAQX">PEAQX</a></li> <li><a href="/wiki/Perzinfotel" title="Perzinfotel">Perzinfotel</a></li> <li><a href="/w/index.php?title=Cis-1-(phenanthrene-2-carbonyl)piperazine-2,3-dicarboxylic_acid&amp;action=edit&amp;redlink=1" class="new" title="Cis-1-(phenanthrene-2-carbonyl)piperazine-2,3-dicarboxylic acid (page does not exist)">PPDA</a></li> <li><a href="/w/index.php?title=SDZ-220581&amp;action=edit&amp;redlink=1" class="new" title="SDZ-220581 (page does not exist)">SDZ-220581</a></li> <li><a href="/wiki/Selfotel" title="Selfotel">Selfotel</a>; <i>Glycine site antagonists:</i> <a href="/wiki/4-Chlorokynurenine" title="4-Chlorokynurenine">4-Cl-KYN (AV-101)</a></li> <li><a href="/wiki/5,7-Dichlorokynurenic_acid" title="5,7-Dichlorokynurenic acid">5,7-DCKA</a></li> <li><a href="/wiki/7-Chlorokynurenic_acid" title="7-Chlorokynurenic acid">7-CKA</a></li> <li><a href="/wiki/1-Aminocyclopropane-1-carboxylic_acid" title="1-Aminocyclopropane-1-carboxylic acid">ACC</a></li> <li><a href="/w/index.php?title=ACEA-1011&amp;action=edit&amp;redlink=1" class="new" title="ACEA-1011 (page does not exist)">ACEA-1011</a></li> <li><a href="/w/index.php?title=ACEA-1328&amp;action=edit&amp;redlink=1" class="new" title="ACEA-1328 (page does not exist)">ACEA-1328</a></li> <li><a href="/wiki/Apimostinel" title="Apimostinel">Apimostinel (NRX-1074)</a></li> <li><a href="/wiki/AV-101" class="mw-redirect" title="AV-101">AV-101</a></li> <li><a href="/wiki/Carisoprodol" title="Carisoprodol">Carisoprodol</a></li> <li><a href="/w/index.php?title=CGP-39653&amp;action=edit&amp;redlink=1" class="new" title="CGP-39653 (page does not exist)">CGP-39653</a></li> <li><a href="/wiki/CNQX" title="CNQX">CNQX</a></li> <li><a href="/wiki/Cycloserine" title="Cycloserine"><small>D</small>-Cycloserine</a></li> <li><a href="/wiki/DNQX" title="DNQX">DNQX</a></li> <li><a href="/wiki/Felbamate" title="Felbamate">Felbamate</a></li> <li><a href="/wiki/Gavestinel" title="Gavestinel">Gavestinel</a></li> <li><a href="/w/index.php?title=GV-196771&amp;action=edit&amp;redlink=1" class="new" title="GV-196771 (page does not exist)">GV-196771</a></li> <li><a href="/w/index.php?title=Harkoseride&amp;action=edit&amp;redlink=1" class="new" title="Harkoseride (page does not exist)">Harkoseride</a></li> <li><a href="/wiki/Kynurenic_acid" title="Kynurenic acid">Kynurenic acid</a></li> <li><a href="/wiki/Kynurenine" title="Kynurenine">Kynurenine</a></li> <li><a href="/w/index.php?title=L-689560&amp;action=edit&amp;redlink=1" class="new" title="L-689560 (page does not exist)">L-689560</a></li> <li><a href="/wiki/L-701324" title="L-701324">L-701324</a></li> <li><a href="/wiki/Licostinel" title="Licostinel">Licostinel (ACEA-1021)</a></li> <li><a href="/w/index.php?title=LU-73068&amp;action=edit&amp;redlink=1" class="new" title="LU-73068 (page does not exist)">LU-73068</a></li> <li><a href="/w/index.php?title=MDL-105519&amp;action=edit&amp;redlink=1" class="new" title="MDL-105519 (page does not exist)">MDL-105519</a></li> <li><a href="/wiki/Meprobamate" title="Meprobamate">Meprobamate</a></li> <li><a href="/w/index.php?title=MRZ_2/576&amp;action=edit&amp;redlink=1" class="new" title="MRZ 2/576 (page does not exist)">MRZ 2/576</a></li> <li><a href="/w/index.php?title=PNQX&amp;action=edit&amp;redlink=1" class="new" title="PNQX (page does not exist)">PNQX</a></li> <li><a href="/wiki/Rapastinel" title="Rapastinel">Rapastinel (GLYX-13)</a></li> <li><a href="/wiki/ZD-9379" title="ZD-9379">ZD-9379</a>; <i>Polyamine site antagonists:</i> <a href="/w/index.php?title=Arcaine&amp;action=edit&amp;redlink=1" class="new" title="Arcaine (page does not exist)">Arcaine</a></li> <li><a href="/w/index.php?title=Co_101676&amp;action=edit&amp;redlink=1" class="new" title="Co 101676 (page does not exist)">Co 101676</a></li> <li><a href="/wiki/1,3-Diaminopropane" title="1,3-Diaminopropane">Diaminopropane</a></li> <li><a href="/wiki/Diethylenetriamine" title="Diethylenetriamine">Diethylenetriamine</a></li> <li><a href="/wiki/Huperzine_A" title="Huperzine A">Huperzine A</a></li> <li><a href="/wiki/Putrescine" title="Putrescine">Putrescine</a>; <i>Uncompetitive pore blockers (mostly dizocilpine site):</i> <a href="/wiki/2-MDP" title="2-MDP">2-MDP</a></li> <li><a href="/wiki/3-HO-PCP" title="3-HO-PCP">3-HO-PCP</a></li> <li><a href="/wiki/3-MeO-PCE" title="3-MeO-PCE">3-MeO-PCE</a></li> <li><a href="/wiki/3-MeO-PCMo" title="3-MeO-PCMo">3-MeO-PCMo</a></li> <li><a href="/wiki/3-MeO-PCP" title="3-MeO-PCP">3-MeO-PCP</a></li> <li><a href="/wiki/4-MeO-PCP" title="4-MeO-PCP">4-MeO-PCP</a></li> <li><a href="/wiki/8a-Phenyldecahydroquinoline" class="mw-redirect" title="8a-Phenyldecahydroquinoline">8A-PDHQ</a></li> <li><a href="/wiki/18-Methoxycoronaridine" title="18-Methoxycoronaridine">18-MC</a></li> <li><a href="/wiki/Alpha-Endopsychosin" class="mw-redirect" title="Alpha-Endopsychosin">α-Endopsychosin</a></li> <li><a href="/wiki/Alaproclate" title="Alaproclate">Alaproclate</a></li> <li><a href="/wiki/Alazocine" title="Alazocine">Alazocine (SKF-10047)</a></li> <li><a href="/wiki/Amantadine" title="Amantadine">Amantadine</a></li> <li><a href="/wiki/Aptiganel" title="Aptiganel">Aptiganel</a></li> <li><a href="/w/index.php?title=Argiotoxin-636&amp;action=edit&amp;redlink=1" class="new" title="Argiotoxin-636 (page does not exist)">Argiotoxin-636</a></li> <li><a href="/wiki/Arketamine" title="Arketamine">Arketamine</a></li> <li><a href="/w/index.php?title=ARL-12495&amp;action=edit&amp;redlink=1" class="new" title="ARL-12495 (page does not exist)">ARL-12495</a></li> <li><a href="/wiki/ARL-15896-AR" class="mw-redirect" title="ARL-15896-AR">ARL-15896-AR</a></li> <li><a href="/wiki/ARL-16247" class="mw-redirect" title="ARL-16247">ARL-16247</a></li> <li><a href="/wiki/Budipine" title="Budipine">Budipine</a></li> <li><a href="/wiki/Coronaridine" title="Coronaridine">Coronaridine</a></li> <li><a href="/wiki/Delucemine" title="Delucemine">Delucemine (NPS-1506)</a></li> <li><a href="/wiki/Dexoxadrol" title="Dexoxadrol">Dexoxadrol</a></li> <li><a href="/wiki/Dextrallorphan" title="Dextrallorphan">Dextrallorphan</a></li> <li><a href="/wiki/Dextromethadone" class="mw-redirect" title="Dextromethadone">Dextromethadone</a></li> <li><a href="/wiki/Dextromethorphan" title="Dextromethorphan">Dextromethorphan</a></li> <li><a href="/wiki/Dextrorphan" title="Dextrorphan">Dextrorphan</a></li> <li><a href="/wiki/Dieticyclidine" title="Dieticyclidine">Dieticyclidine</a></li> <li><a href="/wiki/Diphenidine" title="Diphenidine">Diphenidine</a></li> <li><a href="/wiki/Dizocilpine" title="Dizocilpine">Dizocilpine</a></li> <li><a href="/wiki/Ephenidine" title="Ephenidine">Ephenidine</a></li> <li><a href="/wiki/Esketamine" title="Esketamine">Esketamine</a></li> <li><a href="/wiki/Etoxadrol" title="Etoxadrol">Etoxadrol</a></li> <li><a href="/wiki/Eticyclidine" title="Eticyclidine">Eticyclidine</a></li> <li><a href="/wiki/Fluorolintane" title="Fluorolintane">Fluorolintane</a></li> <li><a href="/wiki/Gacyclidine" title="Gacyclidine">Gacyclidine</a></li> <li><a href="/wiki/Ibogaine" title="Ibogaine">Ibogaine</a></li> <li><a href="/wiki/Ibogamine" title="Ibogamine">Ibogamine</a></li> <li><a href="/wiki/Indantadol" title="Indantadol">Indantadol</a></li> <li><a href="/wiki/Ketamine" title="Ketamine">Ketamine</a></li> <li><a href="/wiki/Ketobemidone" title="Ketobemidone">Ketobemidone</a></li> <li><a href="/wiki/Lanicemine" title="Lanicemine">Lanicemine</a></li> <li><a href="/wiki/Levomethadone" title="Levomethadone">Levomethadone</a></li> <li><a href="/wiki/Levomethorphan" title="Levomethorphan">Levomethorphan</a></li> <li><a href="/wiki/Levomilnacipran" title="Levomilnacipran">Levomilnacipran</a></li> <li><a href="/wiki/Levorphanol" title="Levorphanol">Levorphanol</a></li> <li><a href="/wiki/Loperamide" title="Loperamide">Loperamide</a></li> <li><a href="/wiki/Memantine" title="Memantine">Memantine</a></li> <li><a class="mw-selflink selflink">Methadone</a></li> <li><a href="/wiki/Methorphan" title="Methorphan">Methorphan</a></li> <li><a href="/wiki/Methoxetamine" title="Methoxetamine">Methoxetamine</a></li> <li><a href="/wiki/Methoxphenidine" title="Methoxphenidine">Methoxphenidine</a></li> <li><a href="/wiki/Milnacipran" title="Milnacipran">Milnacipran</a></li> <li><a href="/wiki/Morphanol" class="mw-redirect" title="Morphanol">Morphanol</a></li> <li><a href="/wiki/NEFA_(drug)" title="NEFA (drug)">NEFA</a></li> <li><a href="/wiki/Neramexane" title="Neramexane">Neramexane</a></li> <li><a href="/wiki/Nitromemantine" title="Nitromemantine">Nitromemantine</a></li> <li><a href="/wiki/Noribogaine" title="Noribogaine">Noribogaine</a></li> <li><a href="/wiki/Norketamine" title="Norketamine">Norketamine</a></li> <li><a href="/wiki/Orphenadrine" title="Orphenadrine">Orphenadrine</a></li> <li><a href="/wiki/PCPr" title="PCPr">PCPr</a></li> <li><a href="/wiki/PD-137889" title="PD-137889">PD-137889</a></li> <li><a href="/wiki/Pethidine" title="Pethidine">Pethidine (meperidine)</a></li> <li><a href="/wiki/Phencyclamine" class="mw-redirect" title="Phencyclamine">Phencyclamine</a></li> <li><a href="/wiki/Phencyclidine" title="Phencyclidine">Phencyclidine</a></li> <li><a href="/wiki/Propoxyphene" class="mw-redirect" title="Propoxyphene">Propoxyphene</a></li> <li><a href="/wiki/Remacemide" title="Remacemide">Remacemide</a></li> <li><a href="/wiki/Rhynchophylline" title="Rhynchophylline">Rhynchophylline</a></li> <li><a href="/wiki/Rimantadine" title="Rimantadine">Rimantadine</a></li> <li><a href="/wiki/Rolicyclidine" title="Rolicyclidine">Rolicyclidine</a></li> <li><a href="/wiki/Sabeluzole" title="Sabeluzole">Sabeluzole</a></li> <li><a href="/wiki/Tabernanthine" title="Tabernanthine">Tabernanthine</a></li> <li><a href="/wiki/Tenocyclidine" title="Tenocyclidine">Tenocyclidine</a></li> <li><a href="/wiki/Tiletamine" title="Tiletamine">Tiletamine</a></li> <li><a href="/wiki/Tramadol" title="Tramadol">Tramadol</a>; <i>Ifenprodil (NR2B) site antagonists:</i></li> <li><a href="/wiki/Besonprodil" title="Besonprodil">Besonprodil</a></li> <li><a href="/wiki/Buphenine" title="Buphenine">Buphenine (nylidrin)</a></li> <li><a href="/w/index.php?title=CO-101244&amp;action=edit&amp;redlink=1" class="new" title="CO-101244 (page does not exist)">CO-101244 (PD-174494)</a></li> <li><a href="/wiki/Eliprodil" title="Eliprodil">Eliprodil</a></li> <li><a href="/wiki/Haloperidol" title="Haloperidol">Haloperidol</a></li> <li><a href="/wiki/Isoxsuprine" title="Isoxsuprine">Isoxsuprine</a></li> <li><a href="/w/index.php?title=Radiprodil&amp;action=edit&amp;redlink=1" class="new" title="Radiprodil (page does not exist)">Radiprodil (RGH-896)</a></li> <li><a href="/wiki/Rislenemdaz" title="Rislenemdaz">Rislenemdaz (CERC-301, MK-0657)</a></li> <li><a href="/w/index.php?title=Ro_8-4304&amp;action=edit&amp;redlink=1" class="new" title="Ro 8-4304 (page does not exist)">Ro 8-4304</a></li> <li><a href="/w/index.php?title=Ro_25-6981&amp;action=edit&amp;redlink=1" class="new" title="Ro 25-6981 (page does not exist)">Ro 25-6981</a></li> <li><a href="/wiki/Safaprodil" class="mw-redirect" title="Safaprodil">Safaprodil</a></li> <li><a href="/wiki/Traxoprodil" title="Traxoprodil">Traxoprodil (CP-101606)</a>; <i>NR2A-selective antagonists:</i> <a href="/w/index.php?title=MPX-004&amp;action=edit&amp;redlink=1" class="new" title="MPX-004 (page does not exist)">MPX-004</a></li> <li><a href="/w/index.php?title=MPX-007&amp;action=edit&amp;redlink=1" class="new" title="MPX-007 (page does not exist)">MPX-007</a></li> <li><a href="/w/index.php?title=TCN-201&amp;action=edit&amp;redlink=1" class="new" title="TCN-201 (page does not exist)">TCN-201</a></li> <li><a href="/w/index.php?title=TCN-213&amp;action=edit&amp;redlink=1" class="new" title="TCN-213 (page does not exist)">TCN-213</a>; <i>Cations:</i> <a href="/wiki/Hydrogen" title="Hydrogen">Hydrogen</a></li> <li><a href="/wiki/Magnesium" title="Magnesium">Magnesium</a></li> <li><a href="/wiki/Zinc" title="Zinc">Zinc</a>; <i>Alcohols/volatile anesthetics/related:</i> <a href="/wiki/Benzene" title="Benzene">Benzene</a></li> <li><a href="/wiki/Butane" title="Butane">Butane</a></li> <li><a href="/wiki/Chloroform" title="Chloroform">Chloroform</a></li> <li><a href="/wiki/Cyclopropane" title="Cyclopropane">Cyclopropane</a></li> <li><a href="/wiki/Desflurane" title="Desflurane">Desflurane</a></li> <li><a href="/wiki/Diethyl_ether" title="Diethyl ether">Diethyl ether</a></li> <li><a href="/wiki/Enflurane" title="Enflurane">Enflurane</a></li> <li><a href="/wiki/Alcohol_(drug)" title="Alcohol (drug)">Ethanol (alcohol)</a></li> <li><a href="/wiki/Halothane" title="Halothane">Halothane</a></li> <li><a href="/wiki/Hexanol" title="Hexanol">Hexanol</a></li> <li><a href="/wiki/Isoflurane" title="Isoflurane">Isoflurane</a></li> <li><a href="/wiki/Methoxyflurane" title="Methoxyflurane">Methoxyflurane</a></li> <li><a href="/wiki/Nitrous_oxide" title="Nitrous oxide">Nitrous oxide</a></li> <li><a href="/wiki/Octanol" title="Octanol">Octanol</a></li> <li><a href="/wiki/Sevoflurane" title="Sevoflurane">Sevoflurane</a></li> <li><a href="/wiki/Toluene" title="Toluene">Toluene</a></li> <li><a href="/wiki/1,1,1-Trichloroethane" title="1,1,1-Trichloroethane">Trichloroethane</a></li> <li><a href="/wiki/2,2,2-Trichloroethanol" title="2,2,2-Trichloroethanol">Trichloroethanol</a></li> <li><a href="/wiki/Trichloroethylene" title="Trichloroethylene">Trichloroethylene</a></li> <li><a href="/wiki/Ethyl_carbamate" title="Ethyl carbamate">Urethane</a></li> <li><a href="/wiki/Xenon" title="Xenon">Xenon</a></li> <li><a href="/wiki/Xylene" title="Xylene">Xylene</a>; <i>Unknown/unsorted antagonists:</i> <a href="/w/index.php?title=ARR-15896&amp;action=edit&amp;redlink=1" class="new" title="ARR-15896 (page does not exist)">ARR-15896</a></li> <li><a href="/wiki/Bumetanide" title="Bumetanide">Bumetanide</a></li> <li><a href="/wiki/Caroverine" title="Caroverine">Caroverine</a></li> <li><a href="/wiki/Conantokin" title="Conantokin">Conantokin</a></li> <li><a href="/wiki/D-%CE%B1-Aminoadipate" class="mw-redirect" title="D-α-Aminoadipate"><small>D</small>-αAA</a></li> <li><a href="/wiki/Dexanabinol" title="Dexanabinol">Dexanabinol</a></li> <li><a href="/wiki/Flufenamic_acid" title="Flufenamic acid">Flufenamic acid</a></li> <li><a href="/wiki/Flupirtine" title="Flupirtine">Flupirtine</a></li> <li><a href="/w/index.php?title=FPL-12495&amp;action=edit&amp;redlink=1" class="new" title="FPL-12495 (page does not exist)">FPL-12495</a></li> <li><a href="/w/index.php?title=FR-115427&amp;action=edit&amp;redlink=1" class="new" title="FR-115427 (page does not exist)">FR-115427</a></li> <li><a href="/wiki/Furosemide" title="Furosemide">Furosemide</a></li> <li><a href="/wiki/Hodgkinsine" title="Hodgkinsine">Hodgkinsine</a></li> <li><a href="/w/index.php?title=Ipenoxazone&amp;action=edit&amp;redlink=1" class="new" title="Ipenoxazone (page does not exist)">Ipenoxazone (MLV-6976)</a></li> <li><a href="/w/index.php?title=MDL-27266&amp;action=edit&amp;redlink=1" class="new" title="MDL-27266 (page does not exist)">MDL-27266</a></li> <li><a href="/wiki/Metaphit" title="Metaphit">Metaphit</a></li> <li><a href="/wiki/Minocycline" title="Minocycline">Minocycline</a></li> <li><a href="/wiki/2-Methyl-6-(phenylethynyl)pyridine" title="2-Methyl-6-(phenylethynyl)pyridine">MPEP</a></li> <li><a href="/wiki/Niflumic_acid" title="Niflumic acid">Niflumic acid</a></li> <li><a href="/wiki/Pentamidine" title="Pentamidine">Pentamidine</a></li> <li><a href="/wiki/Pentamidine_isethionate" class="mw-redirect" title="Pentamidine isethionate">Pentamidine isethionate</a></li> <li><a href="/wiki/Piretanide" title="Piretanide">Piretanide</a></li> <li><a href="/wiki/Psychotridine" title="Psychotridine">Psychotridine</a></li> <li><a href="/wiki/Transcrocetin" class="mw-redirect" title="Transcrocetin">Transcrocetin</a> (<a href="/wiki/Saffron" title="Saffron">saffron</a>)</li></ul> <ul><li><b>Unsorted:</b> <i>Allosteric modulators:</i> <a href="/wiki/AGN-241751" class="mw-redirect" title="AGN-241751">AGN-241751</a></li></ul> </div></td></tr><tr><td class="navbox-abovebelow" colspan="2"><div> <ul><li><i><b>See also:</b> <a href="/wiki/Template:Receptor_modulators" title="Template:Receptor modulators">Receptor/signaling modulators</a></i></li> <li><i><a href="/wiki/Template:Metabotropic_glutamate_receptor_modulators" title="Template:Metabotropic glutamate receptor modulators">Metabotropic glutamate receptor modulators</a></i></li> <li><i><a href="/wiki/Template:Glutamate_metabolism_and_transport_modulators" title="Template:Glutamate metabolism and transport modulators">Glutamate metabolism/transport modulators</a></i></li></ul> </div></td></tr></tbody></table></div> <div class="navbox-styles"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1129693374" /><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1236075235" /></div><div role="navigation" class="navbox" aria-labelledby="Monoamine_reuptake_inhibitors3413" style="padding:3px"><table class="nowraplinks mw-collapsible mw-collapsed navbox-inner" style="border-spacing:0;background:transparent;color:inherit"><tbody><tr><th scope="col" class="navbox-title" colspan="2"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1129693374" /><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1239400231" /><div class="navbar plainlinks hlist navbar-mini"><ul><li class="nv-view"><a href="/wiki/Template:Monoamine_reuptake_inhibitors" title="Template:Monoamine reuptake inhibitors"><abbr title="View this template">v</abbr></a></li><li class="nv-talk"><a href="/wiki/Template_talk:Monoamine_reuptake_inhibitors" title="Template talk:Monoamine reuptake inhibitors"><abbr title="Discuss this template">t</abbr></a></li><li class="nv-edit"><a href="/wiki/Special:EditPage/Template:Monoamine_reuptake_inhibitors" title="Special:EditPage/Template:Monoamine reuptake inhibitors"><abbr title="Edit this template">e</abbr></a></li></ul></div><div id="Monoamine_reuptake_inhibitors3413" style="font-size:114%;margin:0 4em"><a href="/wiki/Monoamine_reuptake_inhibitor" title="Monoamine reuptake inhibitor">Monoamine reuptake inhibitors</a></div></th></tr><tr><th scope="row" class="navbox-group" style="width:1%;text-align:center;"><a href="/wiki/Dopamine_transporter" title="Dopamine transporter"><abbr title="Dopamine transporter">DAT</abbr></a><span class="sr-only" style="border: 0; clip: rect(0, 0, 0, 0); clip-path: polygon(0px 0px, 0px 0px, 0px 0px); height: 1px; margin: -1px; overflow: hidden; padding: 0; position: absolute; width: 1px; white-space: nowrap;">Tooltip Dopamine transporter</span><br /><small>(<a href="/wiki/Dopamine_reuptake_inhibitors" class="mw-redirect" title="Dopamine reuptake inhibitors"><abbr title="Dopamine reuptake inhibitors">DRIs</abbr></a><span class="sr-only" style="border: 0; clip: rect(0, 0, 0, 0); clip-path: polygon(0px 0px, 0px 0px, 0px 0px); height: 1px; margin: -1px; overflow: hidden; padding: 0; position: absolute; width: 1px; white-space: nowrap;">Tooltip Dopamine reuptake inhibitors</span>)</small></th><td class="navbox-list-with-group navbox-list navbox-odd hlist" style="width:100%;padding:0"><div style="padding:0 0.25em"></div><table class="nowraplinks navbox-subgroup" style="border-spacing:0"><tbody><tr><td colspan="2" class="navbox-list navbox-odd" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><i>Piperazines:</i> <a href="/wiki/DBL-583" title="DBL-583">DBL-583</a></li> <li><a href="/wiki/GBR-12783" title="GBR-12783">GBR-12783</a></li> <li><a href="/wiki/GBR-12935" title="GBR-12935">GBR-12935</a></li> <li><a href="/wiki/GBR-13069" title="GBR-13069">GBR-13069</a></li> <li><a href="/wiki/GBR-13098" title="GBR-13098">GBR-13098</a></li> <li><a href="/wiki/JJC8-088" title="JJC8-088">JJC8-088</a></li> <li><a href="/wiki/Nefazodone" title="Nefazodone">Nefazodone</a></li> <li><a href="/wiki/Vanoxerine" title="Vanoxerine">Vanoxerine</a></li></ul> </div></td></tr><tr><td colspan="2" class="navbox-list navbox-even" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><i>Piperidines:</i> <a href="/wiki/4-Fluoropethidine" title="4-Fluoropethidine">4-Fluoropethidine</a></li> <li><a href="/wiki/Benocyclidine" title="Benocyclidine">Benocyclidine (BTCP)</a></li> <li><a href="/wiki/Desoxypipradrol" title="Desoxypipradrol">Desoxypipradrol</a></li> <li><a href="/wiki/Dexmethylphenidate" title="Dexmethylphenidate">Dexmethylphenidate</a></li> <li><a href="/wiki/Difemetorex" title="Difemetorex">Difemetorex</a></li> <li><a href="/wiki/Ethylphenidate" title="Ethylphenidate">Ethylphenidate</a></li> <li><a href="/wiki/HDMP-28" title="HDMP-28">HDMP-28</a></li> <li><a href="/wiki/Methylphenidate" title="Methylphenidate">Methylphenidate</a></li> <li><a href="/wiki/Pethidine" title="Pethidine">Pethidine (meperidine)</a></li> <li><a href="/wiki/Phencyclidine" title="Phencyclidine">Phencyclidine</a></li> <li><a href="/wiki/Pipradrol" title="Pipradrol">Pipradrol</a></li> <li><a href="/wiki/Serdexmethylphenidate" title="Serdexmethylphenidate">Serdexmethylphenidate</a></li> <li><a href="/wiki/Tenocyclidine" title="Tenocyclidine">Tenocyclidine</a></li></ul> </div></td></tr><tr><td colspan="2" class="navbox-list navbox-odd" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><i>Pyrrolidines:</i> <a href="/wiki/Diphenylprolinol" title="Diphenylprolinol">Diphenylprolinol</a></li> <li><a href="/wiki/Methylenedioxypyrovalerone" title="Methylenedioxypyrovalerone">MDPV</a></li> <li><a href="/wiki/Naphyrone" title="Naphyrone">Naphyrone</a></li> <li><a href="/wiki/Prolintane" title="Prolintane">Prolintane</a></li> <li><a href="/wiki/Pyrovalerone" title="Pyrovalerone">Pyrovalerone</a></li></ul> </div></td></tr><tr><td colspan="2" class="navbox-list navbox-even" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><i>Tropanes:</i> <a href="/wiki/Altropane" title="Altropane">Altropane</a></li> <li><a href="/wiki/Benzatropine" title="Benzatropine">Benzatropine (benztropine)</a></li> <li><a href="/wiki/Brasofensine" title="Brasofensine">Brasofensine</a></li> <li><a href="/wiki/WIN_35428" class="mw-redirect" title="WIN 35428">CFT</a></li> <li><a href="/wiki/Cocaine" title="Cocaine">Cocaine</a></li> <li><a href="/wiki/Dichloropane" title="Dichloropane">Dichloropane</a></li> <li><a href="/wiki/Difluoropine" title="Difluoropine">Difluoropine</a></li> <li><a href="/wiki/Etybenzatropine" title="Etybenzatropine">Etybenzatropine (ethybenztropine)</a></li> <li><a href="/wiki/FE-%CE%B2-CPPIT" title="FE-β-CPPIT">FE-β-CPPIT</a></li> <li><a href="/wiki/FP-%CE%B2-CPPIT" title="FP-β-CPPIT">FP-β-CPPIT</a></li> <li><a href="/wiki/Ioflupane_(123I)" title="Ioflupane (123I)">Ioflupane (<sup>123</sup>I)</a></li> <li><a href="/wiki/RTI-55" title="RTI-55">RTI-55</a></li> <li><a href="/wiki/RTI-112" title="RTI-112">RTI-112</a></li> <li><a href="/wiki/RTI-113" title="RTI-113">RTI-113</a></li> <li><a href="/wiki/RTI-121" title="RTI-121">RTI-121</a></li> <li><a href="/wiki/RTI-126" title="RTI-126">RTI-126</a></li> <li><a href="/wiki/RTI-150" title="RTI-150">RTI-150</a></li> <li><a href="/wiki/RTI-177" title="RTI-177">RTI-177</a></li> <li><a href="/wiki/RTI-229" title="RTI-229">RTI-229</a></li> <li><a href="/wiki/(-)-2%CE%B2-(3-(4-Methylphenyl)isoxazol-5-yl)-3%CE%B2-(4-chlorophenyl)tropane" class="mw-redirect" title="(-)-2β-(3-(4-Methylphenyl)isoxazol-5-yl)-3β-(4-chlorophenyl)tropane">RTI-336</a></li> <li><a href="/wiki/Tesofensine" title="Tesofensine">Tesofensine</a></li> <li><a href="/wiki/Troparil" title="Troparil">Troparil</a></li> <li><a href="/wiki/Tropoxane" title="Tropoxane">Tropoxane</a></li> <li><a href="/wiki/2%CE%B2-Propanoyl-3%CE%B2-(4-tolyl)-tropane" title="2β-Propanoyl-3β-(4-tolyl)-tropane">WF-11</a></li> <li><a href="/wiki/2%CE%B2-Propanoyl-3%CE%B2-(2-naphthyl)-tropane" title="2β-Propanoyl-3β-(2-naphthyl)-tropane">WF-23</a></li> <li><a href="/wiki/2-Propanoyl-3-(4-isopropylphenyl)-tropane" title="2-Propanoyl-3-(4-isopropylphenyl)-tropane">WF-31</a></li> <li><a href="/wiki/2%CE%B1-(Propanoyl)-3%CE%B2-(2-(6-methoxynaphthyl))-tropane" title="2α-(Propanoyl)-3β-(2-(6-methoxynaphthyl))-tropane">WF-33</a></li></ul> </div></td></tr><tr><td colspan="2" class="navbox-list navbox-odd" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><i>Others:</i> <a href="/wiki/Adrafinil" title="Adrafinil">Adrafinil</a></li> <li><a href="/wiki/Amifitadine" class="mw-redirect" title="Amifitadine">Amifitadine</a></li> <li><a href="/wiki/Armodafinil" title="Armodafinil">Armodafinil</a></li> <li><a href="/wiki/Amfonelic_acid" title="Amfonelic acid">Amfonelic acid</a></li> <li><a href="/wiki/Amineptine" title="Amineptine">Amineptine</a></li> <li><a href="/wiki/Ansofaxine" class="mw-redirect" title="Ansofaxine">Ansofaxine</a></li> <li><a href="/wiki/Butyltolylquinuclidine" title="Butyltolylquinuclidine">BTQ</a></li> <li><a href="/wiki/BTS_74,398" title="BTS 74,398">BTS 74,398</a></li> <li><a href="/wiki/Bupropion" title="Bupropion">Bupropion</a></li> <li><i><a href="/wiki/Chaenomeles_speciosa" title="Chaenomeles speciosa">Chaenomeles speciosa</a></i></li> <li><a href="/wiki/Ciclazindol" title="Ciclazindol">Ciclazindol</a></li> <li><a href="/wiki/Dasotraline" title="Dasotraline">Dasotraline</a></li> <li><a href="/wiki/Desmethylsertraline" title="Desmethylsertraline">Desmethylsertraline</a></li> <li><a href="/wiki/Desmethylsibutramine" title="Desmethylsibutramine">Desmethylsibutramine (BTS-54354)</a></li> <li><a href="/wiki/Diclofensine" title="Diclofensine">Diclofensine</a></li> <li><a href="/wiki/Didesmethylsibutramine" title="Didesmethylsibutramine">Didesmethylsibutramine (BTS-54505)</a></li> <li><a href="/wiki/Dimethocaine" title="Dimethocaine">Dimethocaine</a></li> <li><a href="/wiki/Diphenylpyraline" title="Diphenylpyraline">Diphenylpyraline</a></li> <li><a href="/wiki/Dizocilpine" title="Dizocilpine">Dizocilpine (MK-801)</a></li> <li><a href="/wiki/DOV-102,677" title="DOV-102,677">DOV-102,677</a></li> <li><a href="/wiki/DOV-216,303" title="DOV-216,303">DOV-216,303</a></li> <li><a href="/wiki/Efavirenz" title="Efavirenz">Efavirenz</a></li> <li><a href="/wiki/Ephenidine" title="Ephenidine">Ephenidine</a></li> <li><a href="/wiki/Esketamine" title="Esketamine">Esketamine</a></li> <li><a href="/wiki/EXP-561" title="EXP-561">EXP-561</a></li> <li><a href="/wiki/Fencamfamin" title="Fencamfamin">Fencamfamin</a></li> <li><a href="/wiki/Fezolamine" title="Fezolamine">Fezolamine</a></li> <li><a href="/wiki/Fluorenol" title="Fluorenol">Fluorenol</a></li> <li><a href="/wiki/GYKI-52895" class="mw-redirect" title="GYKI-52895">GYKI-52895</a></li> <li><a href="/wiki/Hydroxybupropion" title="Hydroxybupropion">Hydroxybupropion</a></li> <li><a href="/wiki/Indatraline" title="Indatraline">Indatraline</a></li> <li><a href="/wiki/Ketamine" title="Ketamine">Ketamine</a></li> <li><a href="/wiki/Lafadofensine" title="Lafadofensine">Lafadofensine</a></li> <li><a href="/wiki/Lefetamine" title="Lefetamine">Lefetamine</a></li> <li><a href="/wiki/Levophacetoperane" title="Levophacetoperane">Levophacetoperane</a></li> <li><a href="/wiki/Liafensine" title="Liafensine">Liafensine</a></li> <li><a href="/wiki/LR-5182" title="LR-5182">LR-5182</a></li> <li><a href="/wiki/Manifaxine" title="Manifaxine">Manifaxine</a></li> <li><a href="/wiki/Mazindol" title="Mazindol">Mazindol</a></li> <li><a href="/wiki/Medifoxamine" title="Medifoxamine">Medifoxamine</a></li> <li><a href="/wiki/Mesocarb" title="Mesocarb">Mesocarb</a></li> <li><a href="/wiki/Metaphit" title="Metaphit">Metaphit</a></li> <li><a href="/wiki/MIN-117" title="MIN-117">MIN-117 (WF-516)</a></li> <li><a href="/wiki/Modafinil" title="Modafinil">Modafinil</a></li> <li><a href="/wiki/Nefopam" title="Nefopam">Nefopam</a></li> <li><a href="/wiki/Nomifensine" title="Nomifensine">Nomifensine</a></li> <li><a href="/wiki/NS-2359" title="NS-2359">NS-2359</a></li> <li><a href="/wiki/O-2172" title="O-2172">O-2172</a></li> <li><a href="/wiki/Oroxylin_A" title="Oroxylin A">Oroxylin A</a></li> <li><a href="/wiki/Perafensine" title="Perafensine">Perafensine</a></li> <li><a href="/wiki/Pridefine" title="Pridefine">Pridefine</a></li> <li><a href="/wiki/Radafaxine" title="Radafaxine">Radafaxine</a></li> <li><a href="/wiki/Rimcazole" title="Rimcazole">Rimcazole</a></li> <li><a href="/wiki/Sertraline" title="Sertraline">Sertraline</a></li> <li><a href="/wiki/Sibutramine" title="Sibutramine">Sibutramine</a></li> <li><a href="/wiki/Solriamfetol" title="Solriamfetol">Solriamfetol</a></li> <li><a href="/wiki/Tametraline" title="Tametraline">Tametraline</a></li> <li><a href="/wiki/Tedatioxetine" title="Tedatioxetine">Tedatioxetine</a></li> <li><a href="/wiki/Threohydrobupropion" title="Threohydrobupropion">Threohydrobupropion</a></li> <li><a href="/wiki/Tripelennamine" title="Tripelennamine">Tripelennamine</a></li> <li><a href="/wiki/Venlafaxine" title="Venlafaxine">Venlafaxine</a></li></ul> </div></td></tr></tbody></table><div></div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%;text-align:center;"><a href="/wiki/Norepinephrine_transporter" title="Norepinephrine transporter"><abbr title="Norepinephrine transporter">NET</abbr></a><span class="sr-only" style="border: 0; clip: rect(0, 0, 0, 0); clip-path: polygon(0px 0px, 0px 0px, 0px 0px); height: 1px; margin: -1px; overflow: hidden; padding: 0; position: absolute; width: 1px; white-space: nowrap;">Tooltip Norepinephrine transporter</span><br /><small>(<a href="/wiki/Norepinephrine_reuptake_inhibitors" class="mw-redirect" title="Norepinephrine reuptake inhibitors"><abbr title="Norepinephrine reuptake inhibitors">NRIs</abbr></a><span class="sr-only" style="border: 0; clip: rect(0, 0, 0, 0); clip-path: polygon(0px 0px, 0px 0px, 0px 0px); height: 1px; margin: -1px; overflow: hidden; padding: 0; position: absolute; width: 1px; white-space: nowrap;">Tooltip Norepinephrine reuptake inhibitors</span>)</small></th><td class="navbox-list-with-group navbox-list navbox-odd hlist" style="width:100%;padding:0"><div style="padding:0 0.25em"></div><table class="nowraplinks navbox-subgroup" style="border-spacing:0"><tbody><tr><td colspan="2" class="navbox-list navbox-even" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><i>Selective norepinephrine reuptake inhibitors:</i> <a href="/wiki/Amedalin" title="Amedalin">Amedalin</a></li> <li><a href="/wiki/Alseroxylon" title="Alseroxylon">Alseroxylon</a></li> <li><a href="/wiki/Ciclazindol" title="Ciclazindol">Ciclazindol</a></li> <li><a href="/wiki/Daledalin" title="Daledalin">Daledalin</a></li> <li><a href="/wiki/Edivoxetine" title="Edivoxetine">Edivoxetine</a></li> <li><a href="/wiki/Esreboxetine" title="Esreboxetine">Esreboxetine</a></li> <li><a href="/wiki/Lortalamine" title="Lortalamine">Lortalamine</a></li> <li><a href="/wiki/Mazindol" title="Mazindol">Mazindol</a></li> <li><a href="/wiki/Nisoxetine" title="Nisoxetine">Nisoxetine</a></li> <li><a href="/wiki/Reboxetine" title="Reboxetine">Reboxetine</a></li> <li><a href="/wiki/Talopram" title="Talopram">Talopram</a></li> <li><a href="/wiki/Talsupram" title="Talsupram">Talsupram</a></li> <li><a href="/wiki/Tandamine" title="Tandamine">Tandamine</a></li> <li><a href="/wiki/Teniloxazine" title="Teniloxazine">Teniloxazine</a></li> <li><a href="/wiki/Viloxazine" title="Viloxazine">Viloxazine</a></li></ul> </div></td></tr><tr><td colspan="2" class="navbox-list navbox-odd" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><i>Norepinephrine–dopamine reuptake inhibitors:</i> <a href="/wiki/Amineptine" title="Amineptine">Amineptine</a></li> <li><a href="/wiki/Bupropion" title="Bupropion">Bupropion</a></li> <li><a href="/wiki/Fencamine" title="Fencamine">Fencamine</a></li> <li><a href="/wiki/Fencamfamin" title="Fencamfamin">Fencamfamin</a></li> <li><a href="/wiki/Hydroxybupropion" title="Hydroxybupropion">Hydroxybupropion</a></li> <li><a href="/wiki/Lefetamine" title="Lefetamine">Lefetamine</a></li> <li><a href="/wiki/Levophacetoperane" title="Levophacetoperane">Levophacetoperane</a></li> <li><a href="/wiki/LR-5182" title="LR-5182">LR-5182</a></li> <li><a href="/wiki/Manifaxine" title="Manifaxine">Manifaxine</a></li> <li><a href="/wiki/Methylphenidate" title="Methylphenidate">Methylphenidate</a></li> <li><a href="/wiki/Nomifensine" title="Nomifensine">Nomifensine</a></li> <li><a href="/wiki/O-2172" title="O-2172">O-2172</a></li> <li><a href="/wiki/Radafaxine" title="Radafaxine">Radafaxine</a></li> <li><a href="/wiki/Serdexmethylphenidate" title="Serdexmethylphenidate">Serdexmethylphenidate</a></li> <li><a href="/wiki/Solriamfetol" title="Solriamfetol">Solriamfetol</a></li></ul> </div></td></tr><tr><td colspan="2" class="navbox-list navbox-even" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><i>Serotonin–norepinephrine reuptake inhibitors:</i> <a href="/wiki/Atomoxetine" title="Atomoxetine">Atomoxetine (tomoxetine)</a></li> <li><a href="/wiki/CP-39,332" title="CP-39,332">CP-39,332</a></li> <li><a href="/wiki/Desvenlafaxine" title="Desvenlafaxine">Desvenlafaxine</a></li> <li><a href="/wiki/Duloxetine" title="Duloxetine">Duloxetine</a></li> <li><a href="/wiki/Eclanamine" title="Eclanamine">Eclanamine</a></li> <li><a href="/wiki/Levomilnacipran" title="Levomilnacipran">Levomilnacipran</a></li> <li><a href="/wiki/McN5652" title="McN5652">McN5652</a></li> <li><a href="/wiki/Milnacipran" title="Milnacipran">Milnacipran</a></li> <li><a href="/wiki/N-Methyl-PPPA" title="N-Methyl-PPPA">N-Methyl-PPPA</a></li> <li><a href="/w/index.php?title=Nafenodone&amp;action=edit&amp;redlink=1" class="new" title="Nafenodone (page does not exist)">Nafenodone</a></li> <li><a href="/wiki/PPPA_(drug)" title="PPPA (drug)">PPPA</a></li> <li><a href="/wiki/Tofenacin" title="Tofenacin">Tofenacin</a></li> <li><a href="/wiki/Venlafaxine" title="Venlafaxine">Venlafaxine</a></li></ul> </div></td></tr><tr><td colspan="2" class="navbox-list navbox-odd" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><i>Serotonin–norepinephrine–dopamine reuptake inhibitors:</i> <a href="/wiki/3,3-Diphenylcyclobutanamine" title="3,3-Diphenylcyclobutanamine">3,3-Diphenylcyclobutanamine</a></li> <li><a href="/wiki/Amifitadine" class="mw-redirect" title="Amifitadine">Amifitadine</a></li> <li><a href="/wiki/Ansofaxine" class="mw-redirect" title="Ansofaxine">Ansofaxine</a></li> <li><a href="/wiki/Bicifadine" title="Bicifadine">Bicifadine</a></li> <li><a href="/wiki/Brasofensine" title="Brasofensine">Brasofensine</a></li> <li><a href="/wiki/Centanafadine" title="Centanafadine">Centanafadine</a></li> <li><a href="/wiki/Cocaine" title="Cocaine">Cocaine</a></li> <li><a href="/wiki/Dasotraline" title="Dasotraline">Dasotraline</a></li> <li><a href="/wiki/Desmethylsertraline" title="Desmethylsertraline">Desmethylsertraline</a></li> <li><a href="/wiki/Desmethylsibutramine" title="Desmethylsibutramine">Desmethylsibutramine (BTS-54354)</a></li> <li><a href="/wiki/Diclofensine" title="Diclofensine">Diclofensine</a></li> <li><a href="/wiki/Didesmethylsibutramine" title="Didesmethylsibutramine">Didesmethylsibutramine (BTS-54505)</a></li> <li><a href="/wiki/DOV-102677" class="mw-redirect" title="DOV-102677">DOV-102677</a></li> <li><a href="/wiki/DOV-216303" class="mw-redirect" title="DOV-216303">DOV-216303</a></li> <li><a href="/wiki/EXP-561" title="EXP-561">EXP-561</a></li> <li><a href="/wiki/Fezolamine" title="Fezolamine">Fezolamine</a></li> <li><a href="/wiki/HDMP-28" title="HDMP-28">HDMP-28</a></li> <li><a href="/wiki/HP-505" title="HP-505">HP-505</a></li> <li><a href="/wiki/Indatraline" title="Indatraline">Indatraline</a></li> <li><a href="/wiki/JNJ-7925476" title="JNJ-7925476">JNJ-7925476</a></li> <li><a href="/wiki/JZ-IV-10" title="JZ-IV-10">JZ-IV-10</a></li> <li><a href="/wiki/Lafadofensine" title="Lafadofensine">Lafadofensine</a></li> <li><a href="/wiki/Liafensine" title="Liafensine">Liafensine</a></li> <li><a href="/wiki/Mazindol" title="Mazindol">Mazindol</a></li> <li><a href="/wiki/Naphyrone" title="Naphyrone">Naphyrone</a></li> <li><a href="/wiki/Nefazodone" title="Nefazodone">Nefazodone</a></li> <li><a href="/wiki/Nefopam" title="Nefopam">Nefopam</a></li> <li><a href="/wiki/NS-2359" title="NS-2359">NS-2359</a></li> <li><a href="/wiki/Perafensine" title="Perafensine">Perafensine</a></li> <li><a href="/wiki/PRC200" class="mw-redirect" title="PRC200">PRC200</a></li> <li><a href="/wiki/Pridefine" title="Pridefine">Pridefine</a></li> <li><a href="/w/index.php?title=SEP-228431&amp;action=edit&amp;redlink=1" class="new" title="SEP-228431 (page does not exist)">SEP-228431</a></li> <li><a href="/w/index.php?title=SEP-228432&amp;action=edit&amp;redlink=1" class="new" title="SEP-228432 (page does not exist)">SEP-228432</a></li> <li><a href="/wiki/Sibutramine" title="Sibutramine">Sibutramine</a></li> <li><a href="/wiki/Tedatioxetine" title="Tedatioxetine">Tedatioxetine</a></li> <li><a href="/wiki/Tesofensine" title="Tesofensine">Tesofensine</a></li> <li><a href="/wiki/Threohydrobupropion" title="Threohydrobupropion">Threohydrobupropion</a></li> <li><a href="/wiki/Tropane" title="Tropane">Tropanes</a> (e.g., <a href="/wiki/Cocaine" title="Cocaine">cocaine</a>)</li></ul> </div></td></tr><tr><td colspan="2" class="navbox-list navbox-even" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><i>Tricyclic antidepressants:</i> <a href="/wiki/Amitriptyline" title="Amitriptyline">Amitriptyline</a></li> <li><a href="/wiki/Butriptyline" title="Butriptyline">Butriptyline</a></li> <li><a href="/wiki/Cianopramine" title="Cianopramine">Cianopramine</a></li> <li><a href="/wiki/Clomipramine" title="Clomipramine">Clomipramine</a></li> <li><a href="/wiki/Desipramine" title="Desipramine">Desipramine</a></li> <li><a href="/wiki/Dosulepin" title="Dosulepin">Dosulepin (dothiepin)</a></li> <li><a href="/wiki/Doxepin" title="Doxepin">Doxepin</a></li> <li><a href="/wiki/Imipramine" title="Imipramine">Imipramine</a></li> <li><a href="/wiki/Lofepramine" title="Lofepramine">Lofepramine</a></li> <li><a href="/wiki/Melitracen" title="Melitracen">Melitracen</a></li> <li><a href="/wiki/Nortriptyline" title="Nortriptyline">Nortriptyline</a></li> <li><a href="/wiki/Protriptyline" title="Protriptyline">Protriptyline</a></li> <li><a href="/wiki/Trimipramine" title="Trimipramine">Trimipramine</a></li></ul> </div></td></tr><tr><td colspan="2" class="navbox-list navbox-odd" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><i>Tetracyclic antidepressants:</i> <a href="/wiki/Amoxapine" title="Amoxapine">Amoxapine</a></li> <li><a href="/wiki/Maprotiline" title="Maprotiline">Maprotiline</a></li> <li><a href="/wiki/Mianserin" title="Mianserin">Mianserin</a></li> <li><a href="/wiki/Oxaprotiline" title="Oxaprotiline">Oxaprotiline</a></li> <li><a href="/wiki/Setiptiline" title="Setiptiline">Setiptiline</a></li></ul> </div></td></tr><tr><td colspan="2" class="navbox-list navbox-even" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><i>Others:</i> <a href="/wiki/Histamine_antagonist" class="mw-redirect" title="Histamine antagonist">Antihistamines</a> (e.g., <a href="/wiki/Brompheniramine" title="Brompheniramine">brompheniramine</a>, <a href="/wiki/Chlorphenamine" title="Chlorphenamine">chlorphenamine</a>, <a href="/wiki/Pheniramine" title="Pheniramine">pheniramine</a>, <a href="/wiki/Tripelennamine" title="Tripelennamine">tripelennamine</a>)</li> <li><a href="/wiki/Antipsychotic" title="Antipsychotic">Antipsychotics</a> (e.g., <a href="/wiki/Loxapine" title="Loxapine">loxapine</a>, <a href="/wiki/Ziprasidone" title="Ziprasidone">ziprasidone</a>)</li> <li><a href="/wiki/Arylcyclohexylamine" title="Arylcyclohexylamine">Arylcyclohexylamines</a> (e.g., <a href="/wiki/Ketamine" title="Ketamine">ketamine</a>, <a href="/wiki/Phencyclidine" title="Phencyclidine">phencyclidine</a>)</li> <li><a href="/wiki/Dopexamine" title="Dopexamine">Dopexamine</a></li> <li><a href="/wiki/Ephenidine" title="Ephenidine">Ephenidine</a></li> <li><i><a href="/wiki/Ginkgo_biloba" title="Ginkgo biloba">Ginkgo biloba</a></i></li> <li><a href="/wiki/Indeloxazine" title="Indeloxazine">Indeloxazine</a></li> <li><a href="/wiki/Nefazodone" title="Nefazodone">Nefazodone</a></li> <li><a href="/wiki/Opioid" title="Opioid">Opioids</a> (e.g., <a href="/wiki/Desmetramadol" title="Desmetramadol">desmetramadol</a>, <a class="mw-selflink selflink">methadone</a>, <a href="/wiki/Pethidine" title="Pethidine">pethidine (meperidine)</a>, <a href="/wiki/Tapentadol" title="Tapentadol">tapentadol</a>, <a href="/wiki/Tramadol" title="Tramadol">tramadol</a>, <a href="/wiki/Levorphanol" title="Levorphanol">levorphanol</a>)</li></ul> </div></td></tr></tbody></table><div></div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%;text-align:center;"><a href="/wiki/Serotonin_transporter" title="Serotonin transporter"><abbr title="Serotonin transporter">SERT</abbr></a><span class="sr-only" style="border: 0; clip: rect(0, 0, 0, 0); clip-path: polygon(0px 0px, 0px 0px, 0px 0px); height: 1px; margin: -1px; overflow: hidden; padding: 0; position: absolute; width: 1px; white-space: nowrap;">Tooltip Serotonin transporter</span><br /><small>(<a href="/wiki/Serotonin_reuptake_inhibitors" class="mw-redirect" title="Serotonin reuptake inhibitors"><abbr title="Serotonin reuptake inhibitors">SRIs</abbr></a><span class="sr-only" style="border: 0; clip: rect(0, 0, 0, 0); clip-path: polygon(0px 0px, 0px 0px, 0px 0px); height: 1px; margin: -1px; overflow: hidden; padding: 0; position: absolute; width: 1px; white-space: nowrap;">Tooltip Serotonin reuptake inhibitors</span>)</small></th><td class="navbox-list-with-group navbox-list navbox-odd hlist" style="width:100%;padding:0"><div style="padding:0 0.25em"></div><table class="nowraplinks navbox-subgroup" style="border-spacing:0"><tbody><tr><td colspan="2" class="navbox-list navbox-odd" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><i>Selective serotonin reuptake inhibitors:</i> <a href="/wiki/6-Nitroquipazine" title="6-Nitroquipazine">6-Nitroquipazine</a></li> <li><a href="/wiki/Alaproclate" title="Alaproclate">Alaproclate</a></li> <li><a href="/wiki/Centpropazine" title="Centpropazine">Centpropazine</a></li> <li><a href="/wiki/Cericlamine" title="Cericlamine">Cericlamine</a></li> <li><a href="/wiki/Citalopram" title="Citalopram">Citalopram</a></li> <li><a href="/wiki/Dapoxetine" title="Dapoxetine">Dapoxetine</a></li> <li><a href="/wiki/Desmethylcitalopram" title="Desmethylcitalopram">Desmethylcitalopram</a></li> <li><a href="/wiki/Didesmethylcitalopram" title="Didesmethylcitalopram">Didesmethylcitalopram</a></li> <li><a href="/wiki/Escitalopram" title="Escitalopram">Escitalopram</a></li> <li><a href="/wiki/Femoxetine" title="Femoxetine">Femoxetine</a></li> <li><a href="/wiki/Fluoxetine" title="Fluoxetine">Fluoxetine</a></li> <li><a href="/wiki/Fluvoxamine" title="Fluvoxamine">Fluvoxamine</a></li> <li><a href="/wiki/Indalpine" title="Indalpine">Indalpine</a></li> <li><a href="/wiki/Ifoxetine" title="Ifoxetine">Ifoxetine</a></li> <li><a href="/wiki/Norfluoxetine" class="mw-redirect" title="Norfluoxetine">Norfluoxetine</a></li> <li><a href="/wiki/Omiloxetine" title="Omiloxetine">Omiloxetine</a></li> <li><a href="/wiki/Panuramine" title="Panuramine">Panuramine</a></li> <li><a href="/wiki/Paroxetine" title="Paroxetine">Paroxetine</a></li> <li><a href="/wiki/PIM-35" title="PIM-35">PIM-35</a></li> <li><a href="/wiki/Pirandamine" title="Pirandamine">Pirandamine</a></li> <li><a href="/wiki/RTI-353" title="RTI-353">RTI-353</a></li> <li><a href="/wiki/Seproxetine" title="Seproxetine">Seproxetine</a></li> <li><a href="/wiki/Sertraline" title="Sertraline">Sertraline</a></li> <li><a href="/wiki/Zimelidine" title="Zimelidine">Zimelidine</a></li></ul> <ul><li><i>Selective serotonin reuptake inhibitors and serotonin receptor modulators:</i> <a href="/wiki/Etoperidone" title="Etoperidone">Etoperidone</a></li> <li><a href="/wiki/Litoxetine" title="Litoxetine">Litoxetine</a></li> <li><a href="/wiki/Lubazodone" title="Lubazodone">Lubazodone</a></li> <li><a href="/wiki/LY-393558" title="LY-393558">LY-393558</a></li> <li><a href="/wiki/Quipazine" title="Quipazine">Quipazine</a></li> <li><a href="/wiki/SB-649915" class="mw-redirect" title="SB-649915">SB-649915</a></li> <li><a href="/wiki/TGBA01AD" title="TGBA01AD">TGBA01AD</a></li> <li><a href="/wiki/Trazodone" title="Trazodone">Trazodone</a></li> <li><a href="/wiki/Vilazodone" title="Vilazodone">Vilazodone</a></li> <li><a href="/wiki/Vortioxetine" title="Vortioxetine">Vortioxetine</a></li></ul> </div></td></tr><tr><td colspan="2" class="navbox-list navbox-even" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><i>Serotonin–norepinephrine reuptake inhibitors:</i> <a href="/wiki/Atomoxetine" title="Atomoxetine">Atomoxetine (tomoxetine)</a></li> <li><a href="/wiki/Bicifadine" title="Bicifadine">Bicifadine</a></li> <li><a href="/w/index.php?title=CP-39332&amp;action=edit&amp;redlink=1" class="new" title="CP-39332 (page does not exist)">CP-39332</a></li> <li><a href="/wiki/Desvenlafaxine" title="Desvenlafaxine">Desvenlafaxine</a></li> <li><a href="/wiki/Duloxetine" title="Duloxetine">Duloxetine</a></li> <li><a href="/wiki/Eclanamine" title="Eclanamine">Eclanamine</a></li> <li><a href="/wiki/Levomilnacipran" title="Levomilnacipran">Levomilnacipran</a></li> <li><a href="/wiki/McN5652" title="McN5652">McN5652</a></li> <li><a href="/wiki/Milnacipran" title="Milnacipran">Milnacipran</a></li> <li><a href="/wiki/N-Methyl-PPPA" title="N-Methyl-PPPA">N-Methyl-PPPA</a></li> <li><a href="/wiki/PPPA_(drug)" title="PPPA (drug)">PPPA</a></li> <li><a href="/wiki/Tofenacin" title="Tofenacin">Tofenacin</a></li> <li><a href="/wiki/Venlafaxine" title="Venlafaxine">Venlafaxine</a></li></ul> </div></td></tr><tr><td colspan="2" class="navbox-list navbox-odd" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><i>Serotonin–norepinephrine–dopamine reuptake inhibitors:</i> <a href="/wiki/3,3-Diphenylcyclobutanamine" title="3,3-Diphenylcyclobutanamine">3,3-Diphenylcyclobutanamine</a></li> <li><a href="/wiki/Amifitadine" class="mw-redirect" title="Amifitadine">Amifitadine</a></li> <li><a href="/wiki/Ansofaxine" class="mw-redirect" title="Ansofaxine">Ansofaxine</a></li> <li><a href="/wiki/Bicifadine" title="Bicifadine">Bicifadine</a></li> <li><a href="/wiki/Brasofensine" title="Brasofensine">Brasofensine</a></li> <li><a href="/wiki/Centanafadine" title="Centanafadine">Centanafadine</a></li> <li><a href="/wiki/Cocaine" title="Cocaine">Cocaine</a></li> <li><a href="/wiki/Dasotraline" title="Dasotraline">Dasotraline</a></li> <li><a href="/wiki/Desmethylsertraline" title="Desmethylsertraline">Desmethylsertraline</a></li> <li><a href="/wiki/Desmethylsibutramine" title="Desmethylsibutramine">Desmethylsibutramine (BTS-54354)</a></li> <li><a href="/wiki/Diclofensine" title="Diclofensine">Diclofensine</a></li> <li><a href="/wiki/Didesmethylsibutramine" title="Didesmethylsibutramine">Didesmethylsibutramine (BTS-54505)</a></li> <li><a href="/wiki/DOV-102677" class="mw-redirect" title="DOV-102677">DOV-102677</a></li> <li><a href="/wiki/DOV-216303" class="mw-redirect" title="DOV-216303">DOV-216303</a></li> <li><a href="/wiki/EXP-561" title="EXP-561">EXP-561</a></li> <li><a href="/wiki/Fezolamine" title="Fezolamine">Fezolamine</a></li> <li><a href="/wiki/HDMP-28" title="HDMP-28">HDMP-28</a></li> <li><a href="/wiki/HP-505" title="HP-505">HP-505</a></li> <li><a href="/wiki/Indatraline" title="Indatraline">Indatraline</a></li> <li><a href="/wiki/JNJ-7925476" title="JNJ-7925476">JNJ-7925476</a></li> <li><a href="/wiki/JZ-IV-10" title="JZ-IV-10">JZ-IV-10</a></li> <li><a href="/wiki/Lafadofensine" title="Lafadofensine">Lafadofensine</a></li> <li><a href="/wiki/Liafensine" title="Liafensine">Liafensine</a></li> <li><a href="/wiki/Mazindol" title="Mazindol">Mazindol</a></li> <li><a href="/wiki/Naphyrone" title="Naphyrone">Naphyrone</a></li> <li><a href="/wiki/Nefazodone" title="Nefazodone">Nefazodone</a></li> <li><a href="/wiki/Nefopam" title="Nefopam">Nefopam</a></li> <li><a href="/wiki/NS-2359" title="NS-2359">NS-2359</a></li> <li><a href="/wiki/Perafensine" title="Perafensine">Perafensine</a></li> <li><a href="/wiki/PRC200" class="mw-redirect" title="PRC200">PRC200</a></li> <li><a href="/wiki/Pridefine" title="Pridefine">Pridefine</a></li> <li><a href="/w/index.php?title=SEP-228431&amp;action=edit&amp;redlink=1" class="new" title="SEP-228431 (page does not exist)">SEP-228431</a></li> <li><a href="/w/index.php?title=SEP-228432&amp;action=edit&amp;redlink=1" class="new" title="SEP-228432 (page does not exist)">SEP-228432</a></li> <li><a href="/wiki/Sibutramine" title="Sibutramine">Sibutramine</a></li> <li><a href="/wiki/Tedatioxetine" title="Tedatioxetine">Tedatioxetine</a></li> <li><a href="/wiki/Tesofensine" title="Tesofensine">Tesofensine</a></li> <li><a href="/wiki/Threohydrobupropion" title="Threohydrobupropion">Threohydrobupropion</a></li> <li><a href="/wiki/Tropane" title="Tropane">Tropanes</a> (e.g., <a href="/wiki/Cocaine" title="Cocaine">cocaine</a>)</li></ul> </div></td></tr><tr><td colspan="2" class="navbox-list navbox-even" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><i>Tricyclic antidepressants:</i> <a href="/wiki/Amitriptyline" title="Amitriptyline">Amitriptyline</a></li> <li><a href="/wiki/Cianopramine" title="Cianopramine">Cianopramine</a></li> <li><a href="/wiki/Clomipramine" title="Clomipramine">Clomipramine</a></li> <li><a href="/wiki/Cyanodothiepin" title="Cyanodothiepin">Cyanodothiepin</a></li> <li><a href="/wiki/Desipramine" title="Desipramine">Desipramine</a></li> <li><a href="/wiki/Dosulepin" title="Dosulepin">Dosulepin (dothiepin)</a></li> <li><a href="/wiki/Doxepin" title="Doxepin">Doxepin</a></li> <li><a href="/wiki/Imipramine" title="Imipramine">Imipramine</a></li> <li><a href="/wiki/Lofepramine" title="Lofepramine">Lofepramine</a></li> <li><a href="/wiki/Nortriptyline" title="Nortriptyline">Nortriptyline</a></li> <li><a href="/wiki/Pipofezine" title="Pipofezine">Pipofezine</a></li> <li><a href="/wiki/Protriptyline" title="Protriptyline">Protriptyline</a></li></ul> </div></td></tr><tr><td colspan="2" class="navbox-list navbox-odd" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><i>Others:</i> <a href="/w/index.php?title=A-80426&amp;action=edit&amp;redlink=1" class="new" title="A-80426 (page does not exist)">A-80426</a></li> <li><a href="/wiki/Amoxapine" title="Amoxapine">Amoxapine</a></li> <li><a href="/wiki/Antihistamine" title="Antihistamine">Antihistamines</a> (e.g., <a href="/wiki/Brompheniramine" title="Brompheniramine">brompheniramine</a>, <a href="/wiki/Chlorphenamine" title="Chlorphenamine">chlorphenamine</a>, <a href="/wiki/Dimenhydrinate" title="Dimenhydrinate">dimenhydrinate</a>, <a href="/wiki/Diphenhydramine" title="Diphenhydramine">diphenhydramine</a>, <a href="/wiki/Mepyramine" title="Mepyramine">mepyramine (pyrilamine)</a>, <a href="/wiki/Pheniramine" title="Pheniramine">pheniramine</a>, <a href="/wiki/Tripelennamine" title="Tripelennamine">tripelennamine</a>)</li> <li><a href="/wiki/Antipsychotic" title="Antipsychotic">Antipsychotics</a> (e.g., <a href="/wiki/Loxapine" title="Loxapine">loxapine</a>, <a href="/wiki/Ziprasidone" title="Ziprasidone">ziprasidone</a>)</li> <li><a href="/wiki/Arylcyclohexylamine" title="Arylcyclohexylamine">Arylcyclohexylamines</a> (e.g., <a href="/wiki/3-MeO-PCP" title="3-MeO-PCP">3-MeO-PCP</a>, <a href="/wiki/Esketamine" title="Esketamine">esketamine</a>, <a href="/wiki/Ketamine" title="Ketamine">ketamine</a>, <a href="/wiki/Methoxetamine" title="Methoxetamine">methoxetamine</a>, <a href="/wiki/Phencyclidine" title="Phencyclidine">phencyclidine</a>)</li> <li><a href="/wiki/Cyclobenzaprine" title="Cyclobenzaprine">Cyclobenzaprine</a></li> <li><a href="/wiki/Delucemine" title="Delucemine">Delucemine</a></li> <li><a href="/wiki/Dextromethorphan" title="Dextromethorphan">Dextromethorphan</a></li> <li><a href="/wiki/Dextrorphan" title="Dextrorphan">Dextrorphan</a></li> <li><a href="/wiki/Efavirenz" title="Efavirenz">Efavirenz</a></li> <li><a href="/wiki/Hypidone" title="Hypidone">Hypidone</a></li> <li><a href="/wiki/Medifoxamine" title="Medifoxamine">Medifoxamine</a></li> <li><a href="/wiki/Mesembrine" title="Mesembrine">Mesembrine</a></li> <li><a href="/wiki/Mifepristone" title="Mifepristone">Mifepristone</a></li> <li><a href="/wiki/MIN-117" title="MIN-117">MIN-117 (WF-516)</a></li> <li><a href="/wiki/N-Methylserotonin" title="N-Methylserotonin">N-Me-5-HT</a></li> <li><a href="/wiki/Opioid" title="Opioid">Opioids</a> (e.g., <a href="/wiki/Dextropropoxyphene" title="Dextropropoxyphene">dextropropoxyphene</a>, <a class="mw-selflink selflink">methadone</a>, <a href="/wiki/Pethidine" title="Pethidine">pethidine (meperidine)</a>, <a href="/wiki/Levorphanol" title="Levorphanol">levorphanol</a>, <a href="/wiki/Tapentadol" title="Tapentadol">tapentadol</a>, <a href="/wiki/Tramadol" title="Tramadol">tramadol</a>)</li> <li><a href="/wiki/Roxindole" title="Roxindole">Roxindole</a></li></ul> </div></td></tr></tbody></table><div></div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%;text-align:center;"><a href="/wiki/Vesicular_monoamine_transporters" class="mw-redirect" title="Vesicular monoamine transporters"><abbr title="Vesicular monoamine transporters">VMATs</abbr></a><span class="sr-only" style="border: 0; clip: rect(0, 0, 0, 0); clip-path: polygon(0px 0px, 0px 0px, 0px 0px); height: 1px; margin: -1px; overflow: hidden; padding: 0; position: absolute; width: 1px; white-space: nowrap;">Tooltip Vesicular monoamine transporters</span></th><td class="navbox-list-with-group navbox-list navbox-even hlist" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/Amiodarone" title="Amiodarone">Amiodarone</a></li> <li><a href="/wiki/Substituted_amphetamine" title="Substituted amphetamine">Amphetamines</a> (e.g., <a href="/wiki/Amphetamine" title="Amphetamine">amphetamine</a>, <a href="/wiki/Methamphetamine" title="Methamphetamine">methamphetamine</a>, <a href="/wiki/MDMA" title="MDMA">MDMA</a>)</li> <li><a href="/w/index.php?title=3-Amino-2-phenylpropene&amp;action=edit&amp;redlink=1" class="new" title="3-Amino-2-phenylpropene (page does not exist)">APP</a></li> <li><a href="/w/index.php?title=7-Azido-8-iodoketanserin&amp;action=edit&amp;redlink=1" class="new" title="7-Azido-8-iodoketanserin (page does not exist)">AZIK</a></li> <li><a href="/wiki/Bietaserpine" title="Bietaserpine">Bietaserpine</a></li> <li><a href="/wiki/Deserpidine" title="Deserpidine">Deserpidine</a></li> <li><a href="/wiki/Deutetrabenazine" title="Deutetrabenazine">Deutetrabenazine</a></li> <li><a href="/wiki/Dihydrotetrabenazine" title="Dihydrotetrabenazine">Dihydrotetrabenazine</a></li> <li><a href="/wiki/Efavirenz" title="Efavirenz">Efavirenz</a></li> <li><a href="/wiki/GBR-12935" title="GBR-12935">GBR-12935</a></li> <li><a href="/w/index.php?title=GZ-793A&amp;action=edit&amp;redlink=1" class="new" title="GZ-793A (page does not exist)">GZ-793A</a></li> <li><a href="/wiki/Ibogaine" title="Ibogaine">Ibogaine</a></li> <li><a href="/wiki/Ketanserin" title="Ketanserin">Ketanserin</a></li> <li><a href="/wiki/Lobeline" title="Lobeline">Lobeline</a></li> <li><a href="/w/index.php?title=Methoxytetrabenazine&amp;action=edit&amp;redlink=1" class="new" title="Methoxytetrabenazine (page does not exist)">Methoxytetrabenazine</a></li> <li><a href="/wiki/Reserpine" title="Reserpine">Reserpine</a></li> <li><a href="/wiki/Rose_bengal" title="Rose bengal">Rose bengal</a></li> <li><a href="/wiki/Tetrabenazine" title="Tetrabenazine">Tetrabenazine</a></li> <li><a href="/wiki/Valbenazine" title="Valbenazine">Valbenazine</a></li> <li><a href="/wiki/Vanoxerine" title="Vanoxerine">Vanoxerine (GBR-12909)</a></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%;text-align:center;">Others</th><td class="navbox-list-with-group navbox-list navbox-odd hlist" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><i>Unsorted:</i> <a href="/wiki/Cendifensine" title="Cendifensine">Cendifensine</a></li></ul> <ul><li><i>DAT enhancers:</i> <a href="/wiki/Luteolin" title="Luteolin">Luteolin</a></li></ul> <ul><li><i>DAT modulators:</i> <i>Agonist-like:</i> <a href="/wiki/SoRI-9804" title="SoRI-9804">SoRI-9804</a></li> <li><a href="/w/index.php?title=SoRI-20040&amp;action=edit&amp;redlink=1" class="new" title="SoRI-20040 (page does not exist)">SoRI-20040</a>; <i>Antagonist-like:</i> <a href="/wiki/SoRI-20041" title="SoRI-20041">SoRI-20041</a></li></ul> </div></td></tr><tr><td class="navbox-abovebelow" colspan="2"><div><small><i><b>See also:</b> <a href="/wiki/Template:Receptor_modulators" title="Template:Receptor modulators">Receptor/signaling modulators</a> • <a href="/wiki/Template:Monoamine_releasing_agents" title="Template:Monoamine releasing agents">Monoamine releasing agents</a> • <a href="/wiki/Template:Adrenergics" class="mw-redirect" title="Template:Adrenergics">Adrenergics</a> • <a href="/wiki/Template:Dopaminergics" class="mw-redirect" title="Template:Dopaminergics">Dopaminergics</a> • <a href="/wiki/Template:Serotonergics" class="mw-redirect" title="Template:Serotonergics">Serotonergics</a> • <a href="/wiki/Template:Monoamine_metabolism_modulators" title="Template:Monoamine metabolism modulators">Monoamine metabolism modulators</a> • <a href="/wiki/Template:Monoamine_neurotoxins" class="mw-redirect" title="Template:Monoamine neurotoxins">Monoamine neurotoxins</a></i></small></div></td></tr></tbody></table></div> <div class="navbox-styles"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1129693374" /><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1236075235" /></div><div role="navigation" class="navbox" aria-labelledby="Nicotinic_acetylcholine_receptor_modulators859" style="padding:3px"><table class="nowraplinks hlist mw-collapsible mw-collapsed navbox-inner" style="border-spacing:0;background:transparent;color:inherit"><tbody><tr><th scope="col" class="navbox-title" colspan="2"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1129693374" /><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1239400231" /><div class="navbar plainlinks hlist navbar-mini"><ul><li class="nv-view"><a href="/wiki/Template:Nicotinic_acetylcholine_receptor_modulators" title="Template:Nicotinic acetylcholine receptor modulators"><abbr title="View this template">v</abbr></a></li><li class="nv-talk"><a href="/wiki/Template_talk:Nicotinic_acetylcholine_receptor_modulators" title="Template talk:Nicotinic acetylcholine receptor modulators"><abbr title="Discuss this template">t</abbr></a></li><li class="nv-edit"><a href="/wiki/Special:EditPage/Template:Nicotinic_acetylcholine_receptor_modulators" title="Special:EditPage/Template:Nicotinic acetylcholine receptor modulators"><abbr title="Edit this template">e</abbr></a></li></ul></div><div id="Nicotinic_acetylcholine_receptor_modulators859" style="font-size:114%;margin:0 4em"><a href="/wiki/Nicotinic_acetylcholine_receptor" title="Nicotinic acetylcholine receptor">Nicotinic acetylcholine receptor</a> <a href="/wiki/Receptor_modulator" title="Receptor modulator">modulators</a></div></th></tr><tr><th scope="row" class="navbox-group" style="width:1%;text-align:center;"><a href="/wiki/Nicotinic_acetylcholine_receptors" class="mw-redirect" title="Nicotinic acetylcholine receptors"><abbr title="Nicotinic acetylcholine receptors">nAChRs</abbr></a><span class="sr-only" style="border: 0; clip: rect(0, 0, 0, 0); clip-path: polygon(0px 0px, 0px 0px, 0px 0px); height: 1px; margin: -1px; overflow: hidden; padding: 0; position: absolute; width: 1px; white-space: nowrap;">Tooltip Nicotinic acetylcholine receptors</span></th><td class="navbox-list-with-group navbox-list navbox-odd" style="width:100%;padding:0"><div style="padding:0 0.25em"></div><table class="nowraplinks navbox-subgroup" style="border-spacing:0"><tbody><tr><th scope="row" class="navbox-group" style="width:1%;text-align:center;"><a href="/wiki/Receptor_agonist" class="mw-redirect" title="Receptor agonist">Agonists</a><br />(and <a href="/wiki/Positive_allosteric_modulators" class="mw-redirect" title="Positive allosteric modulators"><abbr title="positive allosteric modulators">PAMs</abbr></a><span class="sr-only" style="border: 0; clip: rect(0, 0, 0, 0); clip-path: polygon(0px 0px, 0px 0px, 0px 0px); height: 1px; margin: -1px; overflow: hidden; padding: 0; position: absolute; width: 1px; white-space: nowrap;">Tooltip positive allosteric modulators</span>)</th><td class="navbox-list-with-group navbox-list navbox-odd" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/5-Hydroxyindoleacetic_acid" title="5-Hydroxyindoleacetic acid">5-HIAA</a></li> <li><a href="/wiki/6-Chloronicotine" title="6-Chloronicotine">6-Chloronicotine</a></li> <li><a href="/wiki/A-84,543" title="A-84,543">A-84,543</a></li> <li><a href="/wiki/A-366,833" title="A-366,833">A-366,833</a></li> <li><a href="/w/index.php?title=A-582,941&amp;action=edit&amp;redlink=1" class="new" title="A-582,941 (page does not exist)">A-582,941</a></li> <li><a href="/w/index.php?title=A-867,744&amp;action=edit&amp;redlink=1" class="new" title="A-867,744 (page does not exist)">A-867,744</a></li> <li><a href="/wiki/ABT-202" title="ABT-202">ABT-202</a></li> <li><a href="/wiki/ABT-418" title="ABT-418">ABT-418</a></li> <li><a href="/w/index.php?title=ABT-560&amp;action=edit&amp;redlink=1" class="new" title="ABT-560 (page does not exist)">ABT-560</a></li> <li><a href="/w/index.php?title=ABT-894&amp;action=edit&amp;redlink=1" class="new" title="ABT-894 (page does not exist)">ABT-894</a></li> <li><a href="/wiki/Acetylcholine" title="Acetylcholine">Acetylcholine</a></li> <li><a href="/wiki/Altinicline" title="Altinicline">Altinicline</a></li> <li><a href="/wiki/Anabasine" title="Anabasine">Anabasine</a></li> <li><a href="/wiki/Anatabine" title="Anatabine">Anatabine</a></li> <li><a href="/wiki/Anatoxin-a" title="Anatoxin-a">Anatoxin-a</a></li> <li><a href="/wiki/AR-R17779" title="AR-R17779">AR-R17779</a></li> <li><a href="/wiki/Bephenium_hydroxynaphthoate" title="Bephenium hydroxynaphthoate">Bephenium hydroxynaphthoate</a></li> <li><a href="/wiki/Butinoline" title="Butinoline">Butinoline</a></li> <li><a href="/wiki/Butyrylcholine" title="Butyrylcholine">Butyrylcholine</a></li> <li><a href="/wiki/Carbachol" title="Carbachol">Carbachol</a></li> <li><a href="/wiki/Choline" title="Choline">Choline</a></li> <li><a href="/wiki/Choline_m-bromophenyl_ether" title="Choline m-bromophenyl ether">Choline m-bromophenyl ether</a></li> <li><a href="/wiki/Cotinine" title="Cotinine">Cotinine</a></li> <li><a href="/wiki/Cytisine" title="Cytisine">Cytisine</a></li> <li><a href="/wiki/Decamethonium" title="Decamethonium">Decamethonium</a></li> <li><a href="/wiki/Desformylflustrabromine" title="Desformylflustrabromine">Desformylflustrabromine</a></li> <li><a href="/wiki/Dianicline" title="Dianicline">Dianicline</a></li> <li><a href="/wiki/Dimethylphenylpiperazinium" title="Dimethylphenylpiperazinium">Dimethylphenylpiperazinium</a></li> <li><a href="/wiki/Epibatidine" title="Epibatidine">Epibatidine</a></li> <li><a href="/wiki/Epiboxidine" title="Epiboxidine">Epiboxidine</a></li> <li><a href="/wiki/Alcohol_(drug)" title="Alcohol (drug)">Ethanol (alcohol)</a></li> <li><a href="/w/index.php?title=Ethoxysebacylcholine&amp;action=edit&amp;redlink=1" class="new" title="Ethoxysebacylcholine (page does not exist)">Ethoxysebacylcholine</a></li> <li><a href="/w/index.php?title=EVP-4473&amp;action=edit&amp;redlink=1" class="new" title="EVP-4473 (page does not exist)">EVP-4473</a></li> <li><a href="/wiki/EVP-6124" class="mw-redirect" title="EVP-6124">EVP-6124</a></li> <li><a href="/wiki/Galantamine" title="Galantamine">Galantamine</a></li> <li><a href="/wiki/GTS-21" title="GTS-21">GTS-21</a></li> <li><a href="/wiki/Ispronicline" title="Ispronicline">Ispronicline</a></li> <li><a href="/wiki/Ivermectin" title="Ivermectin">Ivermectin</a></li> <li><a href="/wiki/JNJ-39393406" title="JNJ-39393406">JNJ-39393406</a></li> <li><a href="/wiki/Levamisole" title="Levamisole">Levamisole</a></li> <li><a href="/wiki/Lobeline" title="Lobeline">Lobeline</a></li> <li><a href="/w/index.php?title=MEM-63,908&amp;action=edit&amp;redlink=1" class="new" title="MEM-63,908 (page does not exist)">MEM-63,908 (RG-3487)</a></li> <li><a href="/wiki/Morantel" title="Morantel">Morantel</a></li> <li><a href="/wiki/Nicotine" title="Nicotine">Nicotine</a> (<a href="/wiki/Tobacco" title="Tobacco">tobacco</a>)</li> <li><a href="/w/index.php?title=NS-1738&amp;action=edit&amp;redlink=1" class="new" title="NS-1738 (page does not exist)">NS-1738</a></li> <li><a href="/wiki/PHA-543,613" title="PHA-543,613">PHA-543,613</a></li> <li><a href="/w/index.php?title=PHA-709,829&amp;action=edit&amp;redlink=1" class="new" title="PHA-709,829 (page does not exist)">PHA-709,829</a></li> <li><a href="/wiki/PNU-120,596" title="PNU-120,596">PNU-120,596</a></li> <li><a href="/wiki/PNU-282,987" title="PNU-282,987">PNU-282,987</a></li> <li><a href="/wiki/Pozanicline" title="Pozanicline">Pozanicline</a></li> <li><a href="/wiki/Pyrantel" title="Pyrantel">Pyrantel</a></li> <li><a href="/wiki/Rivanicline" title="Rivanicline">Rivanicline</a></li> <li><a href="/wiki/RJR-2429" title="RJR-2429">RJR-2429</a></li> <li><a href="/wiki/Sazetidine_A" title="Sazetidine A">Sazetidine A</a></li> <li><a href="/wiki/SB-206553" title="SB-206553">SB-206553</a></li> <li><a href="/w/index.php?title=Sebacylcholine&amp;action=edit&amp;redlink=1" class="new" title="Sebacylcholine (page does not exist)">Sebacylcholine</a></li> <li><a href="/wiki/SIB-1508Y" class="mw-redirect" title="SIB-1508Y">SIB-1508Y</a></li> <li><a href="/wiki/SIB-1553A" title="SIB-1553A">SIB-1553A</a></li> <li><a href="/wiki/SSR-180,711" title="SSR-180,711">SSR-180,711</a></li> <li><a href="/w/index.php?title=Suberyldicholine&amp;action=edit&amp;redlink=1" class="new" title="Suberyldicholine (page does not exist)">Suberyldicholine</a></li> <li><a href="/wiki/Suxamethonium" class="mw-redirect" title="Suxamethonium">Suxamethonium (succinylcholine)</a></li> <li><a href="/wiki/Suxethonium_chloride" title="Suxethonium chloride">Suxethonium (succinyldicholine)</a></li> <li><a href="/wiki/TC-1698" title="TC-1698">TC-1698</a></li> <li><a href="/w/index.php?title=TC-1734&amp;action=edit&amp;redlink=1" class="new" title="TC-1734 (page does not exist)">TC-1734</a></li> <li><a href="/wiki/TC-1827" title="TC-1827">TC-1827</a></li> <li><a href="/wiki/TC-2216" title="TC-2216">TC-2216</a></li> <li><a href="/wiki/TC-5214" class="mw-redirect" title="TC-5214">TC-5214</a></li> <li><a href="/wiki/TC-5619" class="mw-redirect" title="TC-5619">TC-5619</a></li> <li><a href="/w/index.php?title=TC-6683&amp;action=edit&amp;redlink=1" class="new" title="TC-6683 (page does not exist)">TC-6683</a></li> <li><a href="/wiki/Tebanicline" title="Tebanicline">Tebanicline</a></li> <li><a href="/wiki/Tribendimidine" title="Tribendimidine">Tribendimidine</a></li> <li><a href="/wiki/Tropisetron" title="Tropisetron">Tropisetron</a></li> <li><a href="/wiki/UB-165" title="UB-165">UB-165</a></li> <li><a href="/wiki/Varenicline" title="Varenicline">Varenicline</a></li> <li><a href="/wiki/WAY-317,538" class="mw-redirect" title="WAY-317,538">WAY-317,538</a></li> <li><a href="/w/index.php?title=XY-4083&amp;action=edit&amp;redlink=1" class="new" title="XY-4083 (page does not exist)">XY-4083</a></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%;text-align:center;"><a href="/wiki/Receptor_antagonist" title="Receptor antagonist">Antagonists</a><br />(and <a href="/wiki/Negative_allosteric_modulators" class="mw-redirect" title="Negative allosteric modulators"><abbr title="negative allosteric modulators">NAMs</abbr></a><span class="sr-only" style="border: 0; clip: rect(0, 0, 0, 0); clip-path: polygon(0px 0px, 0px 0px, 0px 0px); height: 1px; margin: -1px; overflow: hidden; padding: 0; position: absolute; width: 1px; white-space: nowrap;">Tooltip negative allosteric modulators</span>)</th><td class="navbox-list-with-group navbox-list navbox-even" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/18-Methylaminocoronaridine" title="18-Methylaminocoronaridine">18-MAC</a></li> <li><a href="/wiki/18-Methoxycoronaridine" title="18-Methoxycoronaridine">18-MC</a></li> <li><a href="/wiki/%CE%91-Neurotoxin" title="Α-Neurotoxin">α-Neurotoxins</a> (e.g., <a href="/wiki/%CE%91-bungarotoxin" class="mw-redirect" title="Α-bungarotoxin">α-bungarotoxin</a>, <a href="/wiki/%CE%91-cobratoxin" class="mw-redirect" title="Α-cobratoxin">α-cobratoxin</a>, <a href="/wiki/%CE%91-conotoxin" class="mw-redirect" title="Α-conotoxin">α-conotoxin</a>, many others)</li> <li><a href="/w/index.php?title=ABT-126&amp;action=edit&amp;redlink=1" class="new" title="ABT-126 (page does not exist)">ABT-126</a></li> <li><a href="/wiki/Alcuronium" class="mw-redirect" title="Alcuronium">Alcuronium</a></li> <li><a href="/wiki/Allopregnanolone" title="Allopregnanolone">Allopregnanolone</a></li> <li><a href="/wiki/Amantadine" title="Amantadine">Amantadine</a></li> <li><a href="/w/index.php?title=Anatruxonium&amp;action=edit&amp;redlink=1" class="new" title="Anatruxonium (page does not exist)">Anatruxonium</a></li> <li><a href="/w/index.php?title=AQW051&amp;action=edit&amp;redlink=1" class="new" title="AQW051 (page does not exist)">AQW051</a></li> <li><a href="/wiki/Atracurium" class="mw-redirect" title="Atracurium">Atracurium</a></li> <li><a href="/wiki/Barbiturates" class="mw-redirect" title="Barbiturates">Barbiturates</a> (e.g., <a href="/wiki/Pentobarbital" title="Pentobarbital">pentobarbital</a>, <a href="/wiki/Sodium_thiopental" title="Sodium thiopental">sodium thiopental</a>)</li> <li><a href="/wiki/BNC-210" class="mw-redirect" title="BNC-210">BNC-210</a></li> <li><a href="/wiki/Bungarotoxin" title="Bungarotoxin">Bungarotoxins</a> (e.g., <a href="/wiki/%CE%91-bungarotoxin" class="mw-redirect" title="Α-bungarotoxin">α-bungarotoxin</a>, <a href="/wiki/%CE%9A-bungarotoxin" class="mw-redirect" title="Κ-bungarotoxin">κ-bungarotoxin</a>)</li> <li><a href="/wiki/Bupropion" title="Bupropion">Bupropion</a></li> <li><a href="/wiki/BW284C51" title="BW284C51">BW284C51</a></li> <li><a href="/wiki/BW-A444" title="BW-A444">BW-A444</a></li> <li><a href="/wiki/Candocuronium_iodide" title="Candocuronium iodide">Candocuronium iodide (chandonium iodide)</a></li> <li><a href="/wiki/Chlorisondamine" title="Chlorisondamine">Chlorisondamine</a></li> <li><a href="/wiki/Cisatracurium" class="mw-redirect" title="Cisatracurium">Cisatracurium</a></li> <li><a href="/wiki/Coclaurine" title="Coclaurine">Coclaurine</a></li> <li><a href="/wiki/Coronaridine" title="Coronaridine">Coronaridine</a></li> <li><a href="/wiki/Curare" title="Curare">Curare</a></li> <li><a href="/wiki/Cyclopropane" title="Cyclopropane">Cyclopropane</a></li> <li><a href="/wiki/Dacuronium_bromide" title="Dacuronium bromide">Dacuronium bromide</a></li> <li><a href="/wiki/Decamethonium" title="Decamethonium">Decamethonium</a></li> <li><a href="/wiki/Dehydronorketamine" title="Dehydronorketamine">Dehydronorketamine</a></li> <li><a href="/wiki/Desflurane" title="Desflurane">Desflurane</a></li> <li><a href="/wiki/Dextromethorphan" title="Dextromethorphan">Dextromethorphan</a></li> <li><a href="/wiki/Dextropropoxyphene" title="Dextropropoxyphene">Dextropropoxyphene</a></li> <li><a href="/wiki/Dextrorphan" title="Dextrorphan">Dextrorphan</a></li> <li><a href="/w/index.php?title=Diadonium&amp;action=edit&amp;redlink=1" class="new" title="Diadonium (page does not exist)">Diadonium</a></li> <li><a href="/w/index.php?title=Dihydro-beta-erythroidine&amp;action=edit&amp;redlink=1" class="new" title="Dihydro-beta-erythroidine (page does not exist)">DHβE</a></li> <li><a href="/wiki/Dihydrochandonium" title="Dihydrochandonium">Dihydrochandonium</a></li> <li><a href="/wiki/Dimethyltubocurarine" class="mw-redirect" title="Dimethyltubocurarine">Dimethyltubocurarine (metocurine)</a></li> <li><a href="/wiki/Dioscorine" title="Dioscorine">Dioscorine</a></li> <li><a href="/wiki/Dipyrandium" title="Dipyrandium">Dipyrandium</a></li> <li><a href="/wiki/Dizocilpine" title="Dizocilpine">Dizocilpine (MK-801)</a></li> <li><a href="/wiki/Doxacurium" class="mw-redirect" title="Doxacurium">Doxacurium</a></li> <li><a href="/wiki/Encenicline" title="Encenicline">Encenicline</a></li> <li><a href="/wiki/Enflurane" title="Enflurane">Enflurane</a></li> <li><a href="/wiki/Erythravine" title="Erythravine">Erythravine</a></li> <li><a href="/wiki/Esketamine" title="Esketamine">Esketamine</a></li> <li><a href="/wiki/Fazadinium" class="mw-redirect" title="Fazadinium">Fazadinium</a></li> <li><a href="/wiki/Gallamine" class="mw-redirect" title="Gallamine">Gallamine</a></li> <li><a href="/wiki/Gantacurium_chloride" title="Gantacurium chloride">Gantacurium chloride</a></li> <li><a href="/wiki/Halothane" title="Halothane">Halothane</a></li> <li><a href="/wiki/Hexafluronium" class="mw-redirect" title="Hexafluronium">Hexafluronium</a></li> <li><a href="/wiki/Hexamethonium" title="Hexamethonium">Hexamethonium (benzohexonium)</a></li> <li><a href="/wiki/Hydroxybupropion" title="Hydroxybupropion">Hydroxybupropion</a></li> <li><a href="/wiki/Hydroxynorketamine" title="Hydroxynorketamine">Hydroxynorketamine</a></li> <li><a href="/wiki/Ibogaine" title="Ibogaine">Ibogaine</a></li> <li><a href="/wiki/Isoflurane" title="Isoflurane">Isoflurane</a></li> <li><a href="/wiki/Ketamine" title="Ketamine">Ketamine</a></li> <li><a href="/wiki/Kynurenic_acid" title="Kynurenic acid">Kynurenic acid</a></li> <li><a href="/wiki/Laudanosine" title="Laudanosine">Laudanosine</a></li> <li><a href="/wiki/Laudexium" class="mw-redirect" title="Laudexium">Laudexium (laudolissin)</a></li> <li><a href="/wiki/Levacetylmethadol" title="Levacetylmethadol">Levacetylmethadol</a></li> <li><a href="/wiki/Levomethadone" title="Levomethadone">Levomethadone</a></li> <li><a href="/wiki/Malouetine" title="Malouetine">Malouetine</a></li> <li><a href="/wiki/2-Methoxyethyl-18-methoxycoronaridinate" title="2-Methoxyethyl-18-methoxycoronaridinate">ME-18-MC</a></li> <li><a href="/wiki/Mecamylamine" title="Mecamylamine">Mecamylamine</a></li> <li><a href="/wiki/Memantine" title="Memantine">Memantine</a></li> <li><a class="mw-selflink selflink">Methadone</a></li> <li><a href="/wiki/Methorphan" title="Methorphan">Methorphan (racemethorphan)</a></li> <li><a href="/wiki/Methyllycaconitine" title="Methyllycaconitine">Methyllycaconitine</a></li> <li><a href="/wiki/Metocurine" title="Metocurine">Metocurine</a></li> <li><a href="/wiki/Mivacurium" class="mw-redirect" title="Mivacurium">Mivacurium</a></li> <li><a href="/wiki/Morphanol" class="mw-redirect" title="Morphanol">Morphanol (racemorphan)</a></li> <li><a href="/wiki/Neramexane" title="Neramexane">Neramexane</a></li> <li><a href="/wiki/Nitrous_oxide" title="Nitrous oxide">Nitrous oxide</a></li> <li><a href="/wiki/Norketamine" title="Norketamine">Norketamine</a></li> <li><a href="/wiki/Pancuronium_bromide" title="Pancuronium bromide">Pancuronium bromide</a></li> <li><a href="/wiki/Pempidine" title="Pempidine">Pempidine</a></li> <li><a href="/wiki/Pentamine" title="Pentamine">Pentamine</a></li> <li><a href="/wiki/Pentolinium" title="Pentolinium">Pentolinium</a></li> <li><a href="/wiki/Phencyclidine" title="Phencyclidine">Phencyclidine</a></li> <li><a href="/wiki/Pipecuronium_bromide" title="Pipecuronium bromide">Pipecuronium bromide</a></li> <li><a href="/wiki/Progesterone" title="Progesterone">Progesterone</a></li> <li><a href="/wiki/Promegestone" title="Promegestone">Promegestone</a></li> <li><a href="/wiki/Radafaxine" title="Radafaxine">Radafaxine</a></li> <li><a href="/wiki/Rapacuronium_bromide" title="Rapacuronium bromide">Rapacuronium bromide</a></li> <li><a href="/wiki/Reboxetine" title="Reboxetine">Reboxetine</a></li> <li><a href="/wiki/Rocuronium_bromide" title="Rocuronium bromide">Rocuronium bromide</a></li> <li><a href="/wiki/Sevoflurane" title="Sevoflurane">Sevoflurane</a></li> <li><a href="/wiki/Stercuronium_iodide" title="Stercuronium iodide">Stercuronium iodide</a></li> <li><a href="/wiki/Surugatoxin" title="Surugatoxin">Surugatoxin</a></li> <li><a href="/wiki/Thiocolchicoside" title="Thiocolchicoside">Thiocolchicoside</a></li> <li><a href="/wiki/Threohydrobupropion" title="Threohydrobupropion">Threohydrobupropion</a></li> <li><a href="/wiki/Toxiferine" title="Toxiferine">Toxiferine</a></li> <li><a href="/wiki/Tramadol" title="Tramadol">Tramadol</a></li> <li><a href="/wiki/Trimetaphan_camsilate" title="Trimetaphan camsilate">Trimetaphan camsilate (trimethaphan camsylate)</a></li> <li><a href="/w/index.php?title=Tropeinium&amp;action=edit&amp;redlink=1" class="new" title="Tropeinium (page does not exist)">Tropeinium</a></li> <li><a href="/wiki/Tubocurarine" class="mw-redirect" title="Tubocurarine">Tubocurarine</a></li> <li><a href="/wiki/Vanoxerine" title="Vanoxerine">Vanoxerine</a></li> <li><a href="/wiki/Vecuronium_bromide" title="Vecuronium bromide">Vecuronium bromide</a></li> <li><a href="/wiki/Xenon" title="Xenon">Xenon</a></li></ul> </div></td></tr></tbody></table><div></div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%;text-align:center;"><a href="/wiki/Precursor_(chemistry)" title="Precursor (chemistry)">Precursors</a><br /><small>(and <a href="/wiki/Prodrug" title="Prodrug">prodrugs</a>)</small></th><td class="navbox-list-with-group navbox-list navbox-odd" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/Acetyl-coA" class="mw-redirect" title="Acetyl-coA">Acetyl-coA</a></li> <li><a href="/wiki/Adafenoxate" title="Adafenoxate">Adafenoxate</a></li> <li><a href="/wiki/Choline" title="Choline">Choline</a> (<a href="/wiki/Lecithin" title="Lecithin">lecithin</a>)</li> <li><a href="/wiki/Citicoline" title="Citicoline">Citicoline</a></li> <li><a href="/wiki/Cyprodenate" title="Cyprodenate">Cyprodenate</a></li> <li><a href="/wiki/Dimethylethanolamine" title="Dimethylethanolamine">Dimethylethanolamine</a></li> <li><a href="/wiki/Glycerophosphocholine" class="mw-redirect" title="Glycerophosphocholine">Glycerophosphocholine</a></li> <li><a href="/wiki/Meclofenoxate" title="Meclofenoxate">Meclofenoxate (centrophenoxine)</a></li> <li><a href="/wiki/Phosphatidylcholine" title="Phosphatidylcholine">Phosphatidylcholine</a></li> <li><a href="/wiki/Phosphatidylethanolamine" title="Phosphatidylethanolamine">Phosphatidylethanolamine</a></li> <li><a href="/wiki/Phosphorylcholine" title="Phosphorylcholine">Phosphorylcholine</a></li> <li><a href="/wiki/Pirisudanol" title="Pirisudanol">Pirisudanol</a></li></ul> </div></td></tr><tr><td class="navbox-abovebelow" colspan="2"><div> <dl><dt>See also</dt> <dd><a href="/wiki/Template:Receptor_modulators" title="Template:Receptor modulators">Receptor/signaling modulators</a></dd> <dd><a href="/wiki/Template:Muscarinic_acetylcholine_receptor_modulators" title="Template:Muscarinic acetylcholine receptor modulators">Muscarinic acetylcholine receptor modulators</a></dd> <dd><a href="/wiki/Template:Acetylcholine_metabolism_and_transport_modulators" title="Template:Acetylcholine metabolism and transport modulators">Acetylcholine metabolism/transport modulators</a></dd></dl> </div></td></tr></tbody></table></div> <div class="navbox-styles"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1129693374" /><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1236075235" /></div><div role="navigation" class="navbox" aria-labelledby="Opioid_receptor_modulators225" style="padding:3px"><table class="nowraplinks mw-collapsible mw-collapsed navbox-inner" style="border-spacing:0;background:transparent;color:inherit"><tbody><tr><th scope="col" class="navbox-title" colspan="2"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1129693374" /><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1239400231" /><div class="navbar plainlinks hlist navbar-mini"><ul><li class="nv-view"><a href="/wiki/Template:Opioid_receptor_modulators" title="Template:Opioid receptor modulators"><abbr title="View this template">v</abbr></a></li><li class="nv-talk"><a href="/wiki/Template_talk:Opioid_receptor_modulators" title="Template talk:Opioid receptor modulators"><abbr title="Discuss this template">t</abbr></a></li><li class="nv-edit"><a href="/wiki/Special:EditPage/Template:Opioid_receptor_modulators" title="Special:EditPage/Template:Opioid receptor modulators"><abbr title="Edit this template">e</abbr></a></li></ul></div><div id="Opioid_receptor_modulators225" style="font-size:114%;margin:0 4em"><a href="/wiki/Opioid_receptor" title="Opioid receptor">Opioid receptor</a> <a href="/wiki/Receptor_modulator" title="Receptor modulator">modulators</a></div></th></tr><tr><th scope="row" class="navbox-group" style="width:1%;text-align:center;"><a href="/wiki/%CE%9C-opioid_receptor" title="Μ-opioid receptor">μ-opioid</a><br />(MOR)</th><td class="navbox-list-with-group navbox-list navbox-odd hlist" style="width:100%;padding:0"><div style="padding:0 0.25em"></div><table class="nowraplinks navbox-subgroup" style="border-spacing:0"><tbody><tr><th id="Agonists(abridged;full_list)67" scope="row" class="navbox-group" style="width:1%">Agonists<br />(abridged;<br /><a href="/wiki/List_of_opioids" title="List of opioids">full list</a>)</th><td class="navbox-list-with-group navbox-list navbox-odd" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/3-HO-PCP" title="3-HO-PCP">3-HO-PCP</a></li> <li><a href="/w/index.php?title=7-Acetoxymitragynine&amp;action=edit&amp;redlink=1" class="new" title="7-Acetoxymitragynine (page does not exist)">7-Acetoxymitragynine</a></li> <li><a href="/wiki/7-Hydroxymitragynine" title="7-Hydroxymitragynine">7-Hydroxymitragynine</a></li> <li><a href="/w/index.php?title=%CE%A8-Akuammigine&amp;action=edit&amp;redlink=1" class="new" title="Ψ-Akuammigine (page does not exist)">ψ-Akuammigine</a></li> <li><a href="/wiki/Chlornaltrexamine" class="mw-redirect" title="Chlornaltrexamine">α-Chlornaltrexamine</a></li> <li><a href="/w/index.php?title=Alpha-Narcotine&amp;action=edit&amp;redlink=1" class="new" title="Alpha-Narcotine (page does not exist)">α-Narcotine</a></li> <li><a href="/wiki/Acetyldihydrocodeine" title="Acetyldihydrocodeine">Acetyldihydrocodeine</a></li> <li><a href="/wiki/Acetylfentanyl" title="Acetylfentanyl">Acetylfentanyl</a></li> <li><a href="/wiki/Acrylfentanyl" title="Acrylfentanyl">Acrylfentanyl</a></li> <li><a href="/wiki/Adrenorphin" title="Adrenorphin">Adrenorphin (metorphamide)</a></li> <li><a href="/wiki/AH-7921" title="AH-7921">AH-7921</a></li> <li><a href="/wiki/Akuammicine" title="Akuammicine">Akuammicine</a></li> <li><a href="/w/index.php?title=Akuammidine&amp;action=edit&amp;redlink=1" class="new" title="Akuammidine (page does not exist)">Akuammidine</a></li> <li><a href="/wiki/Alfentanil" title="Alfentanil">Alfentanil</a></li> <li><a href="/wiki/Anileridine" title="Anileridine">Anileridine</a></li> <li><a href="/wiki/Apparicine" title="Apparicine">Apparicine</a></li> <li><a href="/wiki/Beta-Endorphin" class="mw-redirect" title="Beta-Endorphin">β-Endorphin</a></li> <li><a href="/w/index.php?title=Bovine_adrenal_medullary_peptide-12P&amp;action=edit&amp;redlink=1" class="new" title="Bovine adrenal medullary peptide-12P (page does not exist)">BAM-12P</a></li> <li><a href="/w/index.php?title=Bovine_adrenal_medullary_peptide-18P&amp;action=edit&amp;redlink=1" class="new" title="Bovine adrenal medullary peptide-18P (page does not exist)">BAM-18P</a></li> <li><a href="/w/index.php?title=Bovine_adrenal_medullary_peptide-22P&amp;action=edit&amp;redlink=1" class="new" title="Bovine adrenal medullary peptide-22P (page does not exist)">BAM-22P</a></li> <li><a href="/wiki/Benzhydrocodone" title="Benzhydrocodone">Benzhydrocodone</a></li> <li><a href="/wiki/Benzylmorphine" title="Benzylmorphine">Benzylmorphine</a></li> <li><a href="/wiki/Bezitramide" title="Bezitramide">Bezitramide</a></li> <li><a href="/wiki/Biphalin" title="Biphalin">Biphalin</a></li> <li><a href="/w/index.php?title=BU08070&amp;action=edit&amp;redlink=1" class="new" title="BU08070 (page does not exist)">BU08070</a></li> <li><a href="/wiki/Buprenorphine" title="Buprenorphine">Buprenorphine</a></li> <li><a href="/wiki/Butorphan" class="mw-redirect" title="Butorphan">Butorphan</a></li> <li><a href="/wiki/Butorphanol" title="Butorphanol">Butorphanol</a></li> <li><a href="/wiki/Butyrfentanyl" title="Butyrfentanyl">Butyrfentanyl</a></li> <li><a href="/wiki/BW373U86" title="BW373U86">BW373U86</a></li> <li><a href="/wiki/Carfentanil" title="Carfentanil">Carfentanil</a></li> <li><a href="/wiki/Casokefamide" title="Casokefamide">Casokefamide</a></li> <li><a href="/wiki/Cebranopadol" title="Cebranopadol">Cebranopadol</a></li> <li><a href="/wiki/Chloroxymorphamine" title="Chloroxymorphamine">Chloroxymorphamine</a></li> <li><a href="/wiki/Codeine" title="Codeine">Codeine</a></li> <li><a href="/wiki/DADLE" title="DADLE">DADLE</a></li> <li><a href="/wiki/DAMGO" title="DAMGO">DAMGO (DAGO)</a></li> <li><a href="/wiki/Dermorphin" title="Dermorphin">Dermorphin</a></li> <li><a href="/wiki/Desmetramadol" title="Desmetramadol">Desmetramadol</a> (desmethyltramadol)</li> <li><a href="/wiki/Desomorphine" title="Desomorphine">Desomorphine</a></li> <li><a href="/wiki/Deumitragynine" class="mw-redirect" title="Deumitragynine">Deumitragynine</a></li> <li><a href="/wiki/Dextromoramide" title="Dextromoramide">Dextromoramide</a></li> <li><a href="/wiki/Dextropropoxyphene" title="Dextropropoxyphene">Dextropropoxyphene</a> (propoxyphene)</li> <li><a href="/wiki/Dezocine" title="Dezocine">Dezocine</a></li> <li><a href="/wiki/Dimenoxadol" title="Dimenoxadol">Dimenoxadol</a></li> <li><a href="/wiki/Dimethylaminopivalophenone" title="Dimethylaminopivalophenone">Dimethylaminopivalophenone</a></li> <li><a href="/wiki/Eluxadoline" title="Eluxadoline">Eluxadoline</a></li> <li><a href="/wiki/Heroin" title="Heroin">Diamorphine</a> (heroin)</li> <li><a href="/wiki/Dihydrocodeine" title="Dihydrocodeine">Dihydrocodeine</a></li> <li><a href="/wiki/Dihydroetorphine" title="Dihydroetorphine">Dihydroetorphine</a></li> <li><a href="/wiki/Dihydromorphine" title="Dihydromorphine">Dihydromorphine</a></li> <li><a href="/wiki/Dinalbuphine_sebacate" title="Dinalbuphine sebacate">Dinalbuphine sebacate</a></li> <li><a href="/wiki/Diphenoxylate" title="Diphenoxylate">Diphenoxylate</a></li> <li><a href="/wiki/Dipipanone" title="Dipipanone">Dipipanone</a></li> <li><a href="/wiki/Dynorphin_A" title="Dynorphin A">Dynorphin A</a></li> <li><a href="/wiki/Embutramide" title="Embutramide">Embutramide</a></li> <li><a href="/wiki/Endomorphin-1" title="Endomorphin-1">Endomorphin-1</a></li> <li><a href="/wiki/Endomorphin-2" title="Endomorphin-2">Endomorphin-2</a></li> <li><a href="/wiki/Eseroline" title="Eseroline">Eseroline</a></li> <li><a href="/wiki/Ethylmorphine" title="Ethylmorphine">Ethylmorphine</a></li> <li><a href="/wiki/Etorphine" title="Etorphine">Etorphine</a></li> <li><a href="/wiki/Fentanyl" title="Fentanyl">Fentanyl</a></li> <li><a href="/wiki/Fluorophen" title="Fluorophen">Fluorophen</a></li> <li><a href="/wiki/Frakefamide" title="Frakefamide">Frakefamide</a></li> <li><a href="/wiki/Furanylfentanyl" title="Furanylfentanyl">Furanylfentanyl</a></li> <li><a href="/wiki/Hemorphin-4" title="Hemorphin-4">Hemorphin-4</a></li> <li><a href="/wiki/Herkinorin" title="Herkinorin">Herkinorin</a></li> <li><a href="/wiki/Hodgkinsine" title="Hodgkinsine">Hodgkinsine</a></li> <li><a href="/wiki/Hydrocodone" title="Hydrocodone">Hydrocodone</a></li> <li><a href="/wiki/Hydromorphinol" title="Hydromorphinol">Hydromorphinol</a></li> <li><a href="/wiki/Hydromorphone" title="Hydromorphone">Hydromorphone</a></li> <li><a href="/wiki/IBNtxA" title="IBNtxA">IBNtxA</a></li> <li><a href="/wiki/Ketamine" title="Ketamine">Ketamine</a></li> <li><a href="/wiki/Ketobemidone" title="Ketobemidone">Ketobemidone</a></li> <li><a href="/wiki/Mitragyna_speciosa" title="Mitragyna speciosa">Kratom</a></li> <li><a href="/wiki/Laudanosine" title="Laudanosine">Laudanosine</a></li> <li><a href="/wiki/Lefetamine" title="Lefetamine">Lefetamine</a></li> <li><a href="/wiki/Leu-enkephalin" title="Leu-enkephalin">Leu-enkephalin</a></li> <li><a href="/wiki/Levacetylmethadol" title="Levacetylmethadol">Levacetylmethadol</a></li> <li><a href="/wiki/Levomethorphan" title="Levomethorphan">Levomethorphan</a></li> <li><a href="/wiki/Levorphanol" title="Levorphanol">Levorphanol</a></li> <li><a href="/w/index.php?title=Lexanopadol&amp;action=edit&amp;redlink=1" class="new" title="Lexanopadol (page does not exist)">Lexanopadol</a></li> <li><a href="/wiki/Loperamide" title="Loperamide">Loperamide</a></li> <li><a href="/wiki/Loxicodegol" class="mw-redirect" title="Loxicodegol">Loxicodegol</a></li> <li><a href="/wiki/LS-115509" title="LS-115509">LS-115509</a></li> <li><a href="/wiki/Matrine" title="Matrine">Matrine</a></li> <li><a href="/wiki/Meptazinol" title="Meptazinol">Meptazinol</a></li> <li><a href="/wiki/Met-enkephalin" title="Met-enkephalin">Met-enkephalin</a> (metenkefalin)</li> <li><a class="mw-selflink selflink">Methadone</a></li> <li><a href="/wiki/Metkefamide" title="Metkefamide">Metkefamide</a></li> <li><a href="/wiki/Metopon" title="Metopon">Metopon</a></li> <li><a href="/wiki/Mitragynine" title="Mitragynine">Mitragynine</a></li> <li><a href="/wiki/Mitragynine_pseudoindoxyl" title="Mitragynine pseudoindoxyl">Mitragynine pseudoindoxyl</a></li> <li><a href="/wiki/Morphiceptin" title="Morphiceptin">Morphiceptin</a></li> <li><a href="/wiki/Morphine" title="Morphine">Morphine</a></li> <li><a href="/wiki/Nalbuphine" title="Nalbuphine">Nalbuphine</a></li> <li><a href="/w/index.php?title=Naloxone_benzoylhydrazone&amp;action=edit&amp;redlink=1" class="new" title="Naloxone benzoylhydrazone (page does not exist)">Naloxone benzoylhydrazone</a> (NalBzOH)</li> <li><a href="/wiki/Nalmexone" title="Nalmexone">Nalmexone</a></li> <li><a href="/wiki/Naltalimide" title="Naltalimide">Naltalimide</a></li> <li><a href="/w/index.php?title=Neopine&amp;action=edit&amp;redlink=1" class="new" title="Neopine (page does not exist)">Neopine</a></li> <li><a href="/wiki/NFEPP" title="NFEPP">NFEPP</a></li> <li><a href="/wiki/Nicocodeine" title="Nicocodeine">Nicocodeine</a></li> <li><a href="/wiki/Nicodicodine" title="Nicodicodine">Nicodicodine</a></li> <li><a href="/wiki/Nicomorphine" title="Nicomorphine">Nicomorphine</a></li> <li><a href="/wiki/Norketamine" title="Norketamine">Norketamine</a></li> <li><a href="/wiki/Nufenoxole" title="Nufenoxole">Nufenoxole</a></li> <li><a href="/wiki/Octreotide" title="Octreotide">Octreotide</a></li> <li><a href="/wiki/Oliceridine" title="Oliceridine">Oliceridine</a></li> <li><a href="/wiki/Oxycodegol" title="Oxycodegol">Oxycodegol</a></li> <li><a href="/wiki/Oxymorphone-3-methoxynaltrexonazine" title="Oxymorphone-3-methoxynaltrexonazine">Oxymorphone-3-methoxynaltrexonazine</a> (OM-3-MNZ)</li> <li><a href="/wiki/Oripavine" title="Oripavine">Oripavine</a></li> <li><a href="/wiki/Oxycodone" title="Oxycodone">Oxycodone</a></li> <li><a href="/wiki/Oxymorphazone" title="Oxymorphazone">Oxymorphazone</a></li> <li><a href="/w/index.php?title=Oxymorphonazine&amp;action=edit&amp;redlink=1" class="new" title="Oxymorphonazine (page does not exist)">Oxymorphonazine</a></li> <li><a href="/wiki/Oxymorphone" title="Oxymorphone">Oxymorphone</a></li> <li><a href="/w/index.php?title=Oxymorphone_phenylhydrazone&amp;action=edit&amp;redlink=1" class="new" title="Oxymorphone phenylhydrazone (page does not exist)">Oxymorphone phenylhydrazone</a></li> <li><a href="/w/index.php?title=Oxymorphone_p-nitrophenylhydrazone&amp;action=edit&amp;redlink=1" class="new" title="Oxymorphone p-nitrophenylhydrazone (page does not exist)">OxyPNPH</a></li> <li><i><a href="/wiki/Papaver_somniferum" title="Papaver somniferum">Papaver somniferum</a></i> (<a href="/wiki/Opium" title="Opium">opium</a>)</li> <li><a href="/wiki/Pentazocine" title="Pentazocine">Pentazocine</a></li> <li><a href="/wiki/Pericine" title="Pericine">Pericine</a></li> <li><a href="/wiki/Pethidine" title="Pethidine">Pethidine (meperidine)</a></li> <li><a href="/wiki/Phenazocine" title="Phenazocine">Phenazocine</a></li> <li><a href="/wiki/Phencyclidine" title="Phencyclidine">Phencyclidine</a></li> <li><a href="/wiki/Piminodine" title="Piminodine">Piminodine</a></li> <li><a href="/wiki/Piritramide" title="Piritramide">Piritramide</a></li> <li><a href="/w/index.php?title=PL-017&amp;action=edit&amp;redlink=1" class="new" title="PL-017 (page does not exist)">PL-017</a></li> <li><a href="/wiki/Prodine" title="Prodine">Prodine</a></li> <li><a href="/wiki/Propiram" title="Propiram">Propiram</a></li> <li><a href="/wiki/PZM21" title="PZM21">PZM21</a></li> <li><a href="/wiki/Methorphan" title="Methorphan">Racemethorphan</a></li> <li><a href="/wiki/Racemorphan" title="Racemorphan">Racemorphan</a></li> <li><a href="/wiki/Remifentanil" title="Remifentanil">Remifentanil</a></li> <li><a href="/wiki/Salsolinol" title="Salsolinol">Salsolinol</a></li> <li><a href="/wiki/SC-17599" title="SC-17599">SC-17599</a></li> <li><a href="/wiki/Sinomenine" title="Sinomenine">Sinomenine</a></li> <li><a href="/wiki/Sufentanil" title="Sufentanil">Sufentanil</a></li> <li><a href="/wiki/Tapentadol" title="Tapentadol">Tapentadol</a></li> <li><a href="/wiki/Tetrahydropapaveroline" title="Tetrahydropapaveroline">Tetrahydropapaveroline</a></li> <li><a href="/wiki/TH-030418" title="TH-030418">TH-030418</a></li> <li><a href="/wiki/Thebaine" title="Thebaine">Thebaine</a></li> <li><a href="/wiki/Thienorphine" title="Thienorphine">Thienorphine</a></li> <li><a href="/wiki/Tianeptine" title="Tianeptine">Tianeptine</a></li> <li><a href="/wiki/Tilidine" title="Tilidine">Tilidine</a></li> <li><a href="/wiki/Tramadol" title="Tramadol">Tramadol</a></li> <li><a href="/wiki/Trimebutine" title="Trimebutine">Trimebutine</a></li> <li><a href="/wiki/TRIMU_5" title="TRIMU 5">TRIMU 5</a></li> <li><a href="/wiki/TRV734" title="TRV734">TRV734</a></li> <li><a href="/w/index.php?title=Tubotaiwine&amp;action=edit&amp;redlink=1" class="new" title="Tubotaiwine (page does not exist)">Tubotaiwine</a></li> <li><a href="/wiki/U-47700" title="U-47700">U-47700</a></li> <li><a href="/wiki/Valorphin" title="Valorphin">Valorphin</a></li> <li><a href="/wiki/Viminol" title="Viminol">Viminol</a></li> <li><a href="/wiki/Xorphanol" title="Xorphanol">Xorphanol</a></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%">Antagonists</th><td class="navbox-list-with-group navbox-list navbox-even" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/Picenadol" title="Picenadol">(3S,4S)-Picenadol</a></li> <li><a href="/wiki/Viminol" title="Viminol">2-(S)-N,N-(R)-Viminol</a></li> <li><a href="/w/index.php?title=3CS-nalmefene&amp;action=edit&amp;redlink=1" class="new" title="3CS-nalmefene (page does not exist)">3CS-nalmefene</a></li> <li><a href="/wiki/4-Caffeoyl-1,5-quinide" title="4-Caffeoyl-1,5-quinide">4-Caffeoyl-1,5-quinide</a></li> <li><a href="/wiki/4%E2%80%B2-Hydroxyflavanone" class="mw-redirect" title="4′-Hydroxyflavanone">4′-Hydroxyflavanone</a></li> <li><a href="/wiki/4%27,7-Dihydroxyflavone" title="4&#39;,7-Dihydroxyflavone">4',7-Dihydroxyflavone</a></li> <li><a href="/wiki/6%CE%B2-Naltrexol" title="6β-Naltrexol">6β-Naltrexol</a></li> <li><a href="/wiki/6%CE%B2-Naltrexol-d4" title="6β-Naltrexol-d4">6β-Naltrexol-d4</a></li> <li><a href="/wiki/18-Methoxycoronaridine" title="18-Methoxycoronaridine">18-MC</a></li> <li><a href="/wiki/Alpha-Gliadin" class="mw-redirect" title="Alpha-Gliadin">α-Gliadin</a></li> <li><a href="/wiki/Chlornaltrexamine" class="mw-redirect" title="Chlornaltrexamine">β-Chlornaltrexamine</a></li> <li><a href="/wiki/Beta-Funaltrexamine" class="mw-redirect" title="Beta-Funaltrexamine">β-Funaltrexamine</a></li> <li><a href="/wiki/Akuammine" title="Akuammine">Akuammine</a></li> <li><a href="/wiki/Alvimopan" title="Alvimopan">Alvimopan</a></li> <li><a href="/wiki/AM-251_(drug)" title="AM-251 (drug)">AM-251</a></li> <li><a href="/wiki/Apigenin" title="Apigenin">Apigenin</a></li> <li><a href="/wiki/AT-076" title="AT-076">AT-076</a></li> <li><a href="/wiki/Axelopran" title="Axelopran">Axelopran</a></li> <li><a href="/wiki/Bevenopran" title="Bevenopran">Bevenopran</a></li> <li><a href="/wiki/Catechin" title="Catechin">Catechin</a></li> <li><a href="/wiki/Epicatechin_gallate" title="Epicatechin gallate">Catechin gallate</a></li> <li><a href="/wiki/Clocinnamox" title="Clocinnamox">Clocinnamox</a></li> <li>CTAP</li> <li><a href="/w/index.php?title=CTOP&amp;action=edit&amp;redlink=1" class="new" title="CTOP (page does not exist)">CTOP</a></li> <li><a href="/w/index.php?title=Cyclofoxy&amp;action=edit&amp;redlink=1" class="new" title="Cyclofoxy (page does not exist)">Cyclofoxy</a></li> <li><a href="/wiki/Cyprodime" title="Cyprodime">Cyprodime</a></li> <li><a href="/wiki/Diacetylnalorphine" title="Diacetylnalorphine">Diacetylnalorphine</a></li> <li><a href="/wiki/Diprenorphine" title="Diprenorphine">Diprenorphine</a></li> <li><a href="/wiki/Epicatechin_gallate" title="Epicatechin gallate">ECG</a></li> <li><a href="/wiki/Gallocatechol" title="Gallocatechol">EGC</a></li> <li><a href="/wiki/Epicatechin" class="mw-redirect" title="Epicatechin">Epicatechin</a></li> <li><a href="/wiki/Eptazocine" title="Eptazocine">Eptazocine</a></li> <li><a href="/wiki/Gemazocine" title="Gemazocine">Gemazocine</a></li> <li><a href="/w/index.php?title=Ginsenoside_R&amp;action=edit&amp;redlink=1" class="new" title="Ginsenoside R (page does not exist)">Ginsenoside R</a></li> <li><a href="/wiki/Hyperoside" title="Hyperoside">Hyperoside</a></li> <li><a href="/wiki/Ibogaine" title="Ibogaine">Ibogaine</a></li> <li><a href="/wiki/JDTic" title="JDTic">JDTic</a></li> <li><a href="/wiki/Levallorphan" title="Levallorphan">Levallorphan</a></li> <li><a href="/wiki/Lobeline" title="Lobeline">Lobeline</a></li> <li><a href="/wiki/LY-255582" title="LY-255582">LY-255582</a></li> <li><a href="/wiki/LY-2196044" class="mw-redirect" title="LY-2196044">LY-2196044</a></li> <li><a href="/wiki/Methocinnamox" title="Methocinnamox">Methocinnamox</a></li> <li><a href="/wiki/Methylnaltrexone" title="Methylnaltrexone">Methylnaltrexone</a></li> <li><a href="/w/index.php?title=Methylsamidorphan_chloride&amp;action=edit&amp;redlink=1" class="new" title="Methylsamidorphan chloride (page does not exist)">Methylsamidorphan chloride</a></li> <li><a href="/wiki/Naldemedine" title="Naldemedine">Naldemedine</a></li> <li><a href="/wiki/Nalmefene" title="Nalmefene">Nalmefene</a></li> <li><a href="/wiki/Nalodeine" title="Nalodeine">Nalodeine (N-allylnorcodeine)</a></li> <li><a href="/wiki/Nalorphine" title="Nalorphine">Nalorphine</a></li> <li><a href="/wiki/Nalorphine_dinicotinate" title="Nalorphine dinicotinate">Nalorphine dinicotinate</a></li> <li><a href="/wiki/Naloxazone" title="Naloxazone">Naloxazone</a></li> <li><a href="/wiki/Naloxegol" title="Naloxegol">Naloxegol</a></li> <li><a href="/wiki/Naloxol" title="Naloxol">Naloxol</a></li> <li><a href="/wiki/Naloxonazine" title="Naloxonazine">Naloxonazine</a></li> <li><a href="/wiki/Naloxone" title="Naloxone">Naloxone</a></li> <li><a href="/w/index.php?title=Naltrexazone&amp;action=edit&amp;redlink=1" class="new" title="Naltrexazone (page does not exist)">Naltrexazone</a></li> <li><a href="/w/index.php?title=Naltrexonazine&amp;action=edit&amp;redlink=1" class="new" title="Naltrexonazine (page does not exist)">Naltrexonazine</a></li> <li><a href="/wiki/Naltrexone" title="Naltrexone">Naltrexone</a></li> <li><a href="/wiki/Naltrindole" title="Naltrindole">Naltrindole</a></li> <li><a href="/wiki/Naringenin" title="Naringenin">Naringenin</a></li> <li><a href="/wiki/Noribogaine" title="Noribogaine">Noribogaine</a></li> <li><a href="/wiki/Oxilorphan" title="Oxilorphan">Oxilorphan</a></li> <li><a href="/wiki/Pawhuskin_A" title="Pawhuskin A">Pawhuskin A</a></li> <li><a href="/wiki/Rimonabant" title="Rimonabant">Rimonabant</a></li> <li><a href="/wiki/Quadazocine" title="Quadazocine">Quadazocine</a></li> <li><a href="/wiki/Samidorphan" title="Samidorphan">Samidorphan</a></li> <li><a href="/wiki/Taxifolin" title="Taxifolin">Taxifolin</a></li></ul> </div></td></tr></tbody></table><div></div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%;text-align:center;"><a href="/wiki/%CE%94-opioid_receptor" title="Δ-opioid receptor">δ-opioid</a><br />(DOR)</th><td class="navbox-list-with-group navbox-list navbox-odd hlist" style="width:100%;padding:0"><div style="padding:0 0.25em"></div><table class="nowraplinks navbox-subgroup" style="border-spacing:0"><tbody><tr><th scope="row" class="navbox-group" style="width:1%">Agonists</th><td class="navbox-list-with-group navbox-list navbox-odd" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/w/index.php?title=3CS-nalmefene&amp;action=edit&amp;redlink=1" class="new" title="3CS-nalmefene (page does not exist)">3CS-nalmefene</a></li> <li><a href="/wiki/6%27-Guanidinonaltrindole" title="6&#39;-Guanidinonaltrindole">6'-GNTI</a></li> <li><a href="/wiki/7-Spiroindanyloxymorphone" title="7-Spiroindanyloxymorphone">7-SIOM</a></li> <li><a href="/wiki/ADL-5747" title="ADL-5747">ADL-5747 (PF-04856881)</a></li> <li><a href="/wiki/ADL-5859" title="ADL-5859">ADL-5859</a></li> <li><a href="/wiki/Alazocine" title="Alazocine">Alazocine (SKF-10047)</a></li> <li><a href="/wiki/Amoxapine" title="Amoxapine">Amoxapine</a></li> <li><a href="/wiki/ARM390" title="ARM390">AR-M100390 (ARM390)</a></li> <li><a href="/wiki/AZD2327" class="mw-redirect" title="AZD2327">AZD2327</a></li> <li><a href="/wiki/Beta-Endorphin" class="mw-redirect" title="Beta-Endorphin">β-Endorphin</a></li> <li><a href="/w/index.php?title=Bovine_adrenal_medullary_peptide-18P&amp;action=edit&amp;redlink=1" class="new" title="Bovine adrenal medullary peptide-18P (page does not exist)">BAM-18P</a></li> <li><a href="/wiki/Biphalin" title="Biphalin">Biphalin</a></li> <li><a href="/wiki/BU-48" title="BU-48">BU-48</a></li> <li><a href="/wiki/Butorphan" class="mw-redirect" title="Butorphan">Butorphan</a></li> <li><a href="/wiki/Butorphanol" title="Butorphanol">Butorphanol</a></li> <li><a href="/wiki/BW373U86" title="BW373U86">BW373U86</a></li> <li><a href="/wiki/Casokefamide" title="Casokefamide">Casokefamide</a></li> <li><a href="/wiki/Cebranopadol" title="Cebranopadol">Cebranopadol</a></li> <li><a href="/wiki/Codeine" title="Codeine">Codeine</a></li> <li><a href="/wiki/Cyclazocine" title="Cyclazocine">Cyclazocine</a></li> <li><a href="/wiki/DADLE" title="DADLE">DADLE</a></li> <li><a href="/wiki/Deltorphin" title="Deltorphin">Deltorphin A</a></li> <li><a href="/wiki/Deltorphin_I" title="Deltorphin I">Deltorphin I</a></li> <li><a href="/w/index.php?title=Deltorphin_II&amp;action=edit&amp;redlink=1" class="new" title="Deltorphin II (page does not exist)">Deltorphin II</a></li> <li><a href="/wiki/Desmethylclozapine" title="Desmethylclozapine">Desmethylclozapine</a></li> <li><a href="/wiki/Desmetramadol" title="Desmetramadol">Desmetramadol (desmethyltramadol)</a></li> <li><a href="/wiki/Dezocine" title="Dezocine">Dezocine</a></li> <li><a href="/wiki/Heroin" title="Heroin">Diamorphine (heroin)</a></li> <li><a href="/wiki/Dihydroetorphine" title="Dihydroetorphine">Dihydroetorphine</a></li> <li><a href="/wiki/Dihydromorphine" title="Dihydromorphine">Dihydromorphine</a></li> <li><a href="/wiki/DPDPE" title="DPDPE">DPDPE</a></li> <li><a href="/wiki/DPI-221" title="DPI-221">DPI-221</a></li> <li><a href="/wiki/DPI-3290" title="DPI-3290">DPI-3290</a></li> <li><a href="/w/index.php?title=(D-Ser2,_Leu5,_Thr6)-Enkephalin&amp;action=edit&amp;redlink=1" class="new" title="(D-Ser2, Leu5, Thr6)-Enkephalin (page does not exist)">DSLET</a></li> <li><a href="/wiki/Ethylketazocine" title="Ethylketazocine">Ethylketazocine</a></li> <li><a href="/wiki/Etorphine" title="Etorphine">Etorphine</a></li> <li><a href="/wiki/Fentanyl" title="Fentanyl">Fentanyl</a></li> <li><a href="/w/index.php?title=Fentanyl_isothiocyanate&amp;action=edit&amp;redlink=1" class="new" title="Fentanyl isothiocyanate (page does not exist)">FIT</a></li> <li><a href="/wiki/Fluorophen" title="Fluorophen">Fluorophen</a></li> <li><a href="/wiki/Hemorphin-4" title="Hemorphin-4">Hemorphin-4</a></li> <li><a href="/wiki/Hydrocodone" title="Hydrocodone">Hydrocodone</a></li> <li><a href="/wiki/Hydromorphone" title="Hydromorphone">Hydromorphone</a></li> <li><a href="/wiki/Ibogaine" title="Ibogaine">Ibogaine</a></li> <li><a href="/wiki/Isomethadone" title="Isomethadone">Isomethadone</a></li> <li><a href="/wiki/JNJ-20788560" title="JNJ-20788560">JNJ-20788560</a></li> <li><a href="/wiki/KNT-127" title="KNT-127">KNT-127</a></li> <li><a href="/wiki/Mitragyna_speciosa" title="Mitragyna speciosa">Kratom</a></li> <li><a href="/wiki/Laudanosine" title="Laudanosine">Laudanosine</a></li> <li><a href="/wiki/Leu-enkephalin" title="Leu-enkephalin">Leu-enkephalin</a></li> <li><a href="/wiki/Levomethorphan" title="Levomethorphan">Levomethorphan</a></li> <li><a href="/wiki/Levorphanol" title="Levorphanol">Levorphanol</a></li> <li><a href="/w/index.php?title=Lexanopadol&amp;action=edit&amp;redlink=1" class="new" title="Lexanopadol (page does not exist)">Lexanopadol</a></li> <li><a href="/wiki/Lofentanil" title="Lofentanil">Lofentanil</a></li> <li><a href="/wiki/Met-enkephalin" title="Met-enkephalin">Met-enkephalin (metenkefalin)</a></li> <li><a href="/wiki/Metazocine" title="Metazocine">Metazocine</a></li> <li><a href="/wiki/Metkefamide" title="Metkefamide">Metkefamide</a></li> <li><a href="/wiki/Mitragynine" title="Mitragynine">Mitragynine</a></li> <li><a href="/wiki/Mitragynine_pseudoindoxyl" title="Mitragynine pseudoindoxyl">Mitragynine pseudoindoxyl</a></li> <li><a href="/wiki/Morphine" title="Morphine">Morphine</a></li> <li><a href="/wiki/N-Phenethyl-14-ethoxymetopon" title="N-Phenethyl-14-ethoxymetopon">N-Phenethyl-14-ethoxymetopon</a></li> <li><a href="/wiki/Norbuprenorphine" title="Norbuprenorphine">Norbuprenorphine</a></li> <li><a href="/w/index.php?title=Naloxone_benzoylhydrazone&amp;action=edit&amp;redlink=1" class="new" title="Naloxone benzoylhydrazone (page does not exist)">NalBzOH</a></li> <li><a href="/wiki/Oripavine" title="Oripavine">Oripavine</a></li> <li><a href="/wiki/Oxycodone" title="Oxycodone">Oxycodone</a></li> <li><a href="/wiki/Oxymorphone" title="Oxymorphone">Oxymorphone</a></li> <li><a href="/wiki/Pethidine" title="Pethidine">Pethidine (meperidine)</a></li> <li><a href="/wiki/Proglumide" title="Proglumide">Proglumide</a></li> <li><a href="/wiki/Methorphan" title="Methorphan">Racemethorphan</a></li> <li><a href="/wiki/Racemorphan" title="Racemorphan">Racemorphan</a></li> <li><a href="/wiki/RWJ-394674" title="RWJ-394674">RWJ-394674</a></li> <li><a href="/wiki/Samidorphan" title="Samidorphan">Samidorphan</a></li> <li><a href="/w/index.php?title=SB-235863&amp;action=edit&amp;redlink=1" class="new" title="SB-235863 (page does not exist)">SB-235863</a></li> <li><a href="/wiki/SNC-80" title="SNC-80">SNC-80</a></li> <li><a href="/w/index.php?title=SNC-162&amp;action=edit&amp;redlink=1" class="new" title="SNC-162 (page does not exist)">SNC-162</a></li> <li><a href="/wiki/TAN-67" title="TAN-67">TAN-67 (SB-205,607)</a></li> <li><a href="/wiki/TH-030418" title="TH-030418">TH-030418</a></li> <li><a href="/wiki/Thebaine" title="Thebaine">Thebaine</a></li> <li><a href="/wiki/C-8813" title="C-8813">Thiobromadol (C-8813)</a></li> <li><a href="/wiki/Tonazocine" title="Tonazocine">Tonazocine</a></li> <li><a href="/wiki/Tramadol" title="Tramadol">Tramadol</a></li> <li><a href="/w/index.php?title=TRV250&amp;action=edit&amp;redlink=1" class="new" title="TRV250 (page does not exist)">TRV250</a></li> <li><a href="/wiki/Xorphanol" title="Xorphanol">Xorphanol</a></li> <li><a href="/wiki/Zenazocine" title="Zenazocine">Zenazocine</a></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%">Antagonists</th><td class="navbox-list-with-group navbox-list navbox-even" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/4%27,7-Dihydroxyflavone" title="4&#39;,7-Dihydroxyflavone">4',7-Dihydroxyflavone</a></li> <li><a href="/w/index.php?title=Naltrindole-5%27-isothiocyanate&amp;action=edit&amp;redlink=1" class="new" title="Naltrindole-5&#39;-isothiocyanate (page does not exist)">5'-NTII</a></li> <li><a href="/wiki/6%CE%B2-Naltrexol" title="6β-Naltrexol">6β-Naltrexol</a></li> <li><a href="/wiki/6%CE%B2-Naltrexol-d4" title="6β-Naltrexol-d4">6β-Naltrexol-d4</a></li> <li><a href="/w/index.php?title=Alpha-Santolol&amp;action=edit&amp;redlink=1" class="new" title="Alpha-Santolol (page does not exist)">α-Santolol</a></li> <li><a href="/wiki/Chlornaltrexamine" class="mw-redirect" title="Chlornaltrexamine">β-Chlornaltrexamine</a></li> <li><a href="/wiki/Apigenin" title="Apigenin">Apigenin</a></li> <li><a href="/wiki/AT-076" title="AT-076">AT-076</a></li> <li><a href="/wiki/Axelopran" title="Axelopran">Axelopran</a></li> <li><a href="/wiki/Bevenopran" title="Bevenopran">Bevenopran</a></li> <li><a href="/w/index.php?title=7-Benzylidenenaltrexone&amp;action=edit&amp;redlink=1" class="new" title="7-Benzylidenenaltrexone (page does not exist)">BNTX</a></li> <li><a href="/wiki/Catechin" title="Catechin">Catechin</a></li> <li><a href="/wiki/Epicatechin_gallate" title="Epicatechin gallate">Catechin gallate</a></li> <li><a href="/wiki/Clocinnamox" title="Clocinnamox">Clocinnamox</a></li> <li><a href="/wiki/Diacetylnalorphine" title="Diacetylnalorphine">Diacetylnalorphine</a></li> <li><a href="/wiki/Diprenorphine" title="Diprenorphine">Diprenorphine</a></li> <li><a href="/wiki/Epicatechin_gallate" title="Epicatechin gallate">ECG</a></li> <li><a href="/wiki/Gallocatechol" title="Gallocatechol">EGC</a></li> <li><a href="/wiki/Eluxadoline" title="Eluxadoline">Eluxadoline</a></li> <li><a href="/wiki/Epicatechin" class="mw-redirect" title="Epicatechin">Epicatechin</a></li> <li><a href="/w/index.php?title=ICI-154129&amp;action=edit&amp;redlink=1" class="new" title="ICI-154129 (page does not exist)">ICI-154129</a></li> <li><a href="/w/index.php?title=ICI-174864&amp;action=edit&amp;redlink=1" class="new" title="ICI-174864 (page does not exist)">ICI-174864</a></li> <li><a href="/wiki/LY-255582" title="LY-255582">LY-255582</a></li> <li><a href="/wiki/LY-2196044" class="mw-redirect" title="LY-2196044">LY-2196044</a></li> <li><a href="/wiki/Methylnaltrexone" title="Methylnaltrexone">Methylnaltrexone</a></li> <li><a href="/w/index.php?title=Methylnaltrindole&amp;action=edit&amp;redlink=1" class="new" title="Methylnaltrindole (page does not exist)">Methylnaltrindole</a></li> <li><a href="/w/index.php?title=N-Benzylnaltrindole&amp;action=edit&amp;redlink=1" class="new" title="N-Benzylnaltrindole (page does not exist)">N-Benzylnaltrindole</a></li> <li><a href="/wiki/Nalmefene" title="Nalmefene">Nalmefene</a></li> <li><a href="/wiki/Nalorphine" title="Nalorphine">Nalorphine</a></li> <li><a href="/wiki/Naltrexone" title="Naltrexone">Naltrexone</a></li> <li><a href="/wiki/Naltriben" title="Naltriben">Naltriben</a></li> <li><a href="/wiki/Naltrindole" title="Naltrindole">Naltrindole</a></li> <li><a href="/wiki/Naloxone" title="Naloxone">Naloxone</a></li> <li><a href="/wiki/Naringenin" title="Naringenin">Naringenin</a></li> <li><a href="/wiki/Noribogaine" title="Noribogaine">Noribogaine</a></li> <li><a href="/wiki/Pawhuskin_A" title="Pawhuskin A">Pawhuskin A</a></li> <li><a href="/wiki/Quadazocine" title="Quadazocine">Quadazocine</a></li> <li><a href="/w/index.php?title=SDM25N&amp;action=edit&amp;redlink=1" class="new" title="SDM25N (page does not exist)">SDM25N</a></li> <li><a href="/wiki/SoRI-9409" title="SoRI-9409">SoRI-9409</a></li> <li><a href="/wiki/Taxifolin" title="Taxifolin">Taxifolin</a></li> <li><a href="/wiki/Thienorphine" title="Thienorphine">Thienorphine</a></li></ul> </div></td></tr></tbody></table><div></div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%;text-align:center;"><a href="/wiki/%CE%9A-opioid_receptor" title="Κ-opioid receptor">κ-opioid</a><br />(KOR)</th><td class="navbox-list-with-group navbox-list navbox-odd hlist" style="width:100%;padding:0"><div style="padding:0 0.25em"></div><table class="nowraplinks navbox-subgroup" style="border-spacing:0"><tbody><tr><th scope="row" class="navbox-group" style="width:1%">Agonists</th><td class="navbox-list-with-group navbox-list navbox-odd" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/w/index.php?title=3CS-nalmefene&amp;action=edit&amp;redlink=1" class="new" title="3CS-nalmefene (page does not exist)">3CS-nalmefene</a></li> <li><a href="/wiki/6%27-Guanidinonaltrindole" title="6&#39;-Guanidinonaltrindole">6'-GNTI</a></li> <li><a href="/wiki/8-Carboxamidocyclazocine" title="8-Carboxamidocyclazocine">8-CAC</a></li> <li><a href="/wiki/18-Methoxycoronaridine" title="18-Methoxycoronaridine">18-MC</a></li> <li><a href="/wiki/14-Methoxymetopon" title="14-Methoxymetopon">14-Methoxymetopon</a></li> <li><a href="/wiki/Chlornaltrexamine" class="mw-redirect" title="Chlornaltrexamine">β-Chlornaltrexamine</a></li> <li><a href="/wiki/Beta-Funaltrexamine" class="mw-redirect" title="Beta-Funaltrexamine">β-Funaltrexamine</a></li> <li><a href="/wiki/Adrenorphin" title="Adrenorphin">Adrenorphin (metorphamide)</a></li> <li><a href="/wiki/Akuammicine" title="Akuammicine">Akuammicine</a></li> <li><a href="/wiki/Alazocine" title="Alazocine">Alazocine (SKF-10047)</a></li> <li><a href="/wiki/Allomatrine" class="mw-redirect" title="Allomatrine">Allomatrine</a></li> <li><a href="/w/index.php?title=Apadoline&amp;action=edit&amp;redlink=1" class="new" title="Apadoline (page does not exist)">Apadoline</a></li> <li><a href="/wiki/Asimadoline" title="Asimadoline">Asimadoline</a></li> <li><a href="/w/index.php?title=Bovine_adrenal_medullary_peptide-12P&amp;action=edit&amp;redlink=1" class="new" title="Bovine adrenal medullary peptide-12P (page does not exist)">BAM-12P</a></li> <li><a href="/w/index.php?title=Bovine_adrenal_medullary_peptide-18P&amp;action=edit&amp;redlink=1" class="new" title="Bovine adrenal medullary peptide-18P (page does not exist)">BAM-18P</a></li> <li><a href="/w/index.php?title=Bovine_adrenal_medullary_peptide-22P&amp;action=edit&amp;redlink=1" class="new" title="Bovine adrenal medullary peptide-22P (page does not exist)">BAM-22P</a></li> <li><a href="/wiki/Big_dynorphin" title="Big dynorphin">Big dynorphin</a></li> <li><a href="/wiki/Bremazocine" title="Bremazocine">Bremazocine</a></li> <li><a href="/wiki/BRL-52537" title="BRL-52537">BRL-52537</a></li> <li><a href="/wiki/Butorphan" class="mw-redirect" title="Butorphan">Butorphan</a></li> <li><a href="/wiki/Butorphanol" title="Butorphanol">Butorphanol</a></li> <li><a href="/wiki/BW373U86" title="BW373U86">BW373U86</a></li> <li><a href="/wiki/Cebranopadol" title="Cebranopadol">Cebranopadol</a></li> <li><a href="/wiki/Ciprefadol" title="Ciprefadol">Ciprefadol</a></li> <li><a href="/wiki/CR665" title="CR665">CR665</a></li> <li><a href="/wiki/Cyclazocine" title="Cyclazocine">Cyclazocine</a></li> <li><a href="/wiki/Cyclorphan" title="Cyclorphan">Cyclorphan</a></li> <li><a href="/wiki/Cyprenorphine" title="Cyprenorphine">Cyprenorphine</a></li> <li><a href="/wiki/Desmetramadol" title="Desmetramadol">Desmetramadol (desmethyltramadol)</a></li> <li><a href="/wiki/Heroin" title="Heroin">Diamorphine (heroin)</a></li> <li><a href="/wiki/Diacetylnalorphine" title="Diacetylnalorphine">Diacetylnalorphine</a></li> <li><a href="/wiki/Difelikefalin" title="Difelikefalin">Difelikefalin</a></li> <li><a href="/wiki/Dihydroetorphine" title="Dihydroetorphine">Dihydroetorphine</a></li> <li><a href="/wiki/Dihydromorphine" title="Dihydromorphine">Dihydromorphine</a></li> <li><a href="/wiki/Dinalbuphine_sebacate" title="Dinalbuphine sebacate">Dinalbuphine sebacate</a></li> <li><a href="/wiki/Diprenorphine" title="Diprenorphine">Diprenorphine</a></li> <li><a href="/wiki/Dynorphin_A" title="Dynorphin A">Dynorphin A</a></li> <li><a href="/wiki/Dynorphin_B" title="Dynorphin B">Dynorphin B (rimorphin)</a></li> <li><a href="/wiki/Eluxadoline" title="Eluxadoline">Eluxadoline</a></li> <li><a href="/wiki/Enadoline" title="Enadoline">Enadoline</a></li> <li><a href="/wiki/Eptazocine" title="Eptazocine">Eptazocine</a></li> <li><a href="/w/index.php?title=Erinacine_E&amp;action=edit&amp;redlink=1" class="new" title="Erinacine E (page does not exist)">Erinacine E</a></li> <li><a href="/wiki/Ethylketazocine" title="Ethylketazocine">Ethylketazocine</a></li> <li><a href="/wiki/Etorphine" title="Etorphine">Etorphine</a></li> <li><a href="/wiki/Fedotozine" title="Fedotozine">Fedotozine</a></li> <li><a href="/wiki/Fentanyl" title="Fentanyl">Fentanyl</a></li> <li><a href="/wiki/Gemazocine" title="Gemazocine">Gemazocine</a></li> <li><a href="/wiki/GR-89696" title="GR-89696">GR-89696</a></li> <li><a href="/w/index.php?title=GR-103545&amp;action=edit&amp;redlink=1" class="new" title="GR-103545 (page does not exist)">GR-103545</a></li> <li><a href="/wiki/Hemorphin-4" title="Hemorphin-4">Hemorphin-4</a></li> <li><a href="/wiki/Herkinorin" title="Herkinorin">Herkinorin</a></li> <li><a href="/wiki/HS665" title="HS665">HS665</a></li> <li><a href="/wiki/Hydromorphone" title="Hydromorphone">Hydromorphone</a></li> <li><a href="/wiki/HZ-2" title="HZ-2">HZ-2</a></li> <li><a href="/wiki/Ibogaine" title="Ibogaine">Ibogaine</a></li> <li><a href="/wiki/ICI-199,441" title="ICI-199,441">ICI-199,441</a></li> <li><a href="/wiki/ICI-204,448" title="ICI-204,448">ICI-204,448</a></li> <li><a href="/wiki/Ketamine" title="Ketamine">Ketamine</a></li> <li><a href="/wiki/Ketazocine" title="Ketazocine">Ketazocine</a></li> <li><a href="/wiki/Laudanosine" title="Laudanosine">Laudanosine</a></li> <li><a href="/wiki/Leumorphin" title="Leumorphin">Leumorphin (dynorphin B-29)</a></li> <li><a href="/wiki/Levallorphan" title="Levallorphan">Levallorphan</a></li> <li><a href="/wiki/Levomethorphan" title="Levomethorphan">Levomethorphan</a></li> <li><a href="/wiki/Levorphanol" title="Levorphanol">Levorphanol</a></li> <li><a href="/w/index.php?title=Lexanopadol&amp;action=edit&amp;redlink=1" class="new" title="Lexanopadol (page does not exist)">Lexanopadol</a></li> <li><a href="/wiki/Lofentanil" title="Lofentanil">Lofentanil</a></li> <li><a href="/wiki/LPK-26" title="LPK-26">LPK-26</a></li> <li><a href="/wiki/Lufuradom" title="Lufuradom">Lufuradom</a></li> <li><a href="/wiki/Matrine" title="Matrine">Matrine</a></li> <li><a href="/w/index.php?title=MB-1C-OH&amp;action=edit&amp;redlink=1" class="new" title="MB-1C-OH (page does not exist)">MB-1C-OH</a></li> <li><a href="/wiki/Menthol" title="Menthol">Menthol</a></li> <li><a href="/wiki/Metazocine" title="Metazocine">Metazocine</a></li> <li><a href="/wiki/Metkefamide" title="Metkefamide">Metkefamide</a></li> <li><a href="/wiki/Mianserin" title="Mianserin">Mianserin</a></li> <li><a href="/wiki/Mirtazapine" title="Mirtazapine">Mirtazapine</a></li> <li><a href="/wiki/Morphine" title="Morphine">Morphine</a></li> <li><a href="/wiki/Moxazocine" title="Moxazocine">Moxazocine</a></li> <li><a href="/w/index.php?title=MR-2034&amp;action=edit&amp;redlink=1" class="new" title="MR-2034 (page does not exist)">MR-2034</a></li> <li><a href="/w/index.php?title=N-MPPP&amp;action=edit&amp;redlink=1" class="new" title="N-MPPP (page does not exist)">N-MPPP</a></li> <li><a href="/wiki/Nalbuphine" title="Nalbuphine">Nalbuphine</a></li> <li><a href="/w/index.php?title=Naloxone_benzoylhydrazone&amp;action=edit&amp;redlink=1" class="new" title="Naloxone benzoylhydrazone (page does not exist)">NalBzOH</a></li> <li><a href="/wiki/Nalfurafine" title="Nalfurafine">Nalfurafine</a></li> <li><a href="/wiki/Nalmefene" title="Nalmefene">Nalmefene</a></li> <li><a href="/wiki/Nalodeine" title="Nalodeine">Nalodeine (N-allylnorcodeine)</a></li> <li><a href="/wiki/Nalorphine" title="Nalorphine">Nalorphine</a></li> <li><a href="/wiki/Naltriben" title="Naltriben">Naltriben</a></li> <li><a href="/wiki/Niravoline" title="Niravoline">Niravoline</a></li> <li><a href="/wiki/Norbuprenorphine" title="Norbuprenorphine">Norbuprenorphine</a></li> <li><a href="/wiki/Norbuprenorphine-3-glucuronide" title="Norbuprenorphine-3-glucuronide">Norbuprenorphine-3-glucuronide</a></li> <li><a href="/wiki/Noribogaine" title="Noribogaine">Noribogaine</a></li> <li><a href="/wiki/Norketamine" title="Norketamine">Norketamine</a></li> <li><a href="/wiki/Oripavine" title="Oripavine">Oripavine</a></li> <li><a href="/wiki/Oxilorphan" title="Oxilorphan">Oxilorphan</a></li> <li><a href="/wiki/Oxycodone" title="Oxycodone">Oxycodone</a></li> <li><a href="/wiki/Pentazocine" title="Pentazocine">Pentazocine</a></li> <li><a href="/wiki/Pethidine" title="Pethidine">Pethidine (meperidine)</a></li> <li><a href="/wiki/Phenazocine" title="Phenazocine">Phenazocine</a></li> <li><a href="/wiki/Proxorphan" title="Proxorphan">Proxorphan</a></li> <li><a href="/wiki/Methorphan" title="Methorphan">Racemethorphan</a></li> <li><a href="/wiki/Racemorphan" title="Racemorphan">Racemorphan</a></li> <li><a href="/wiki/RB-64" title="RB-64">RB-64</a></li> <li><a href="/wiki/Salvinorin_A" title="Salvinorin A">Salvinorin A</a> (<a href="/wiki/Salvia_divinorum" title="Salvia divinorum">salvia</a>)</li> <li><a href="/wiki/Salvinorin_B_ethoxymethyl_ether" class="mw-redirect" title="Salvinorin B ethoxymethyl ether">Salvinorin B ethoxymethyl ether</a></li> <li><a href="/wiki/Salvinorin_B_methoxymethyl_ether" title="Salvinorin B methoxymethyl ether">Salvinorin B methoxymethyl ether</a></li> <li><a href="/wiki/Samidorphan" title="Samidorphan">Samidorphan</a></li> <li><a href="/wiki/Spiradoline" title="Spiradoline">Spiradoline</a> (U-62066)</li> <li><a href="/wiki/TH-030418" title="TH-030418">TH-030418</a></li> <li><a href="/wiki/Thienorphine" title="Thienorphine">Thienorphine</a></li> <li><a href="/wiki/Tifluadom" title="Tifluadom">Tifluadom</a></li> <li><a href="/wiki/Tricyclic_antidepressant" title="Tricyclic antidepressant">Tricyclic antidepressants</a> (e.g., <a href="/wiki/Amitriptyline" title="Amitriptyline">amitriptyline</a>, <a href="/wiki/Desipramine" title="Desipramine">desipramine</a>, <a href="/wiki/Imipramine" title="Imipramine">imipramine</a>, <a href="/wiki/Nortriptyline" title="Nortriptyline">nortriptyline</a>)</li> <li><a href="/wiki/U-50488" title="U-50488">U-50488</a></li> <li><a href="/w/index.php?title=U-54494A&amp;action=edit&amp;redlink=1" class="new" title="U-54494A (page does not exist)">U-54494A</a></li> <li><a href="/wiki/U-69593" class="mw-redirect" title="U-69593">U-69593</a></li> <li><a href="/wiki/Xorphanol" title="Xorphanol">Xorphanol</a></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%">Antagonists</th><td class="navbox-list-with-group navbox-list navbox-even" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/4%E2%80%B2-Hydroxyflavanone" class="mw-redirect" title="4′-Hydroxyflavanone">4′-Hydroxyflavanone</a></li> <li><a href="/wiki/4%27,7-Dihydroxyflavone" title="4&#39;,7-Dihydroxyflavone">4',7-Dihydroxyflavone</a></li> <li><a href="/wiki/5%27-Guanidinonaltrindole" title="5&#39;-Guanidinonaltrindole">5'-GNTI</a></li> <li><a href="/wiki/6%27-Guanidinonaltrindole" title="6&#39;-Guanidinonaltrindole">6'-GNTI</a></li> <li><a href="/wiki/6%CE%B2-Naltrexol" title="6β-Naltrexol">6β-Naltrexol</a></li> <li><a href="/wiki/6%CE%B2-Naltrexol-d4" title="6β-Naltrexol-d4">6β-Naltrexol-d4</a></li> <li><a href="/wiki/Chlornaltrexamine" class="mw-redirect" title="Chlornaltrexamine">β-Chlornaltrexamine</a></li> <li><a href="/wiki/Buprenorphine/samidorphan" title="Buprenorphine/samidorphan">Buprenorphine/samidorphan</a></li> <li><a href="/wiki/Amentoflavone" title="Amentoflavone">Amentoflavone</a></li> <li><a href="/w/index.php?title=5%27-Acetamidinoethylnaltrindole&amp;action=edit&amp;redlink=1" class="new" title="5&#39;-Acetamidinoethylnaltrindole (page does not exist)">ANTI</a></li> <li><a href="/wiki/Apigenin" title="Apigenin">Apigenin</a></li> <li><a href="/w/index.php?title=Arodyne&amp;action=edit&amp;redlink=1" class="new" title="Arodyne (page does not exist)">Arodyne</a></li> <li><a href="/wiki/AT-076" title="AT-076">AT-076</a></li> <li><a href="/wiki/Aticaprant" title="Aticaprant">Aticaprant</a></li> <li><a href="/wiki/Axelopran" title="Axelopran">Axelopran</a></li> <li><a href="/w/index.php?title=AZ-MTAB&amp;action=edit&amp;redlink=1" class="new" title="AZ-MTAB (page does not exist)">AZ-MTAB</a></li> <li><a href="/wiki/Binaltorphimine" title="Binaltorphimine">Binaltorphimine</a></li> <li><a href="/wiki/BU09059" title="BU09059">BU09059</a></li> <li><a href="/wiki/Buprenorphine" title="Buprenorphine">Buprenorphine</a></li> <li><a href="/wiki/Catechin" title="Catechin">Catechin</a></li> <li><a href="/wiki/Epicatechin_gallate" title="Epicatechin gallate">Catechin gallate</a></li> <li><a href="/wiki/CERC-501" class="mw-redirect" title="CERC-501">CERC-501 (LY-2456302)</a></li> <li><a href="/wiki/Clocinnamox" title="Clocinnamox">Clocinnamox</a></li> <li><a href="/wiki/Icalcaprant" title="Icalcaprant">CVL-354</a></li> <li><a href="/w/index.php?title=Cyclofoxy&amp;action=edit&amp;redlink=1" class="new" title="Cyclofoxy (page does not exist)">Cyclofoxy</a></li> <li><a href="/wiki/Dezocine" title="Dezocine">Dezocine</a></li> <li><a href="/w/index.php?title=DIPPA&amp;action=edit&amp;redlink=1" class="new" title="DIPPA (page does not exist)">DIPPA</a></li> <li><a href="/wiki/Gallocatechol" title="Gallocatechol">EGC</a></li> <li><a href="/wiki/Epicatechin_gallate" title="Epicatechin gallate">ECG</a></li> <li><a href="/wiki/Epicatechin" class="mw-redirect" title="Epicatechin">Epicatechin</a></li> <li><a href="/wiki/Hyperoside" title="Hyperoside">Hyperoside</a></li> <li><a href="/wiki/JDTic" title="JDTic">JDTic</a></li> <li><a href="/wiki/LY-255582" title="LY-255582">LY-255582</a></li> <li><a href="/wiki/LY-2196044" class="mw-redirect" title="LY-2196044">LY-2196044</a></li> <li><a href="/w/index.php?title=LY-2444296&amp;action=edit&amp;redlink=1" class="new" title="LY-2444296 (page does not exist)">LY-2444296</a></li> <li><a href="/wiki/LY-2459989" title="LY-2459989">LY-2459989</a></li> <li><a href="/w/index.php?title=LY-2795050&amp;action=edit&amp;redlink=1" class="new" title="LY-2795050 (page does not exist)">LY-2795050</a></li> <li><a href="/w/index.php?title=MeJDTic&amp;action=edit&amp;redlink=1" class="new" title="MeJDTic (page does not exist)">MeJDTic</a></li> <li><a href="/wiki/Methylnaltrexone" title="Methylnaltrexone">Methylnaltrexone</a></li> <li><a href="/w/index.php?title=ML190&amp;action=edit&amp;redlink=1" class="new" title="ML190 (page does not exist)">ML190</a></li> <li><a href="/w/index.php?title=ML350&amp;action=edit&amp;redlink=1" class="new" title="ML350 (page does not exist)">ML350</a></li> <li><a href="/w/index.php?title=MR-2266&amp;action=edit&amp;redlink=1" class="new" title="MR-2266 (page does not exist)">MR-2266</a></li> <li><a href="/w/index.php?title=N-Fluoropropyl-JDTic&amp;action=edit&amp;redlink=1" class="new" title="N-Fluoropropyl-JDTic (page does not exist)">N-Fluoropropyl-JDTic</a></li> <li><a href="/wiki/Naloxone" title="Naloxone">Naloxone</a></li> <li><a href="/wiki/Naltrexone" title="Naltrexone">Naltrexone</a></li> <li><a href="/wiki/Naltrindole" title="Naltrindole">Naltrindole</a></li> <li><a href="/wiki/Naringenin" title="Naringenin">Naringenin</a></li> <li><a href="/wiki/Navacaprant" title="Navacaprant">Navacaprant</a></li> <li><a href="/wiki/Norbinaltorphimine" title="Norbinaltorphimine">Norbinaltorphimine</a></li> <li><a href="/wiki/Noribogaine" title="Noribogaine">Noribogaine</a></li> <li><a href="/wiki/Pawhuskin_A" title="Pawhuskin A">Pawhuskin A</a></li> <li><a href="/wiki/PF-4455242" class="mw-redirect" title="PF-4455242">PF-4455242</a></li> <li><a href="/wiki/RB-64" title="RB-64">RB-64</a></li> <li><a href="/wiki/Quadazocine" title="Quadazocine">Quadazocine</a></li> <li><a href="/wiki/Taxifolin" title="Taxifolin">Taxifolin</a></li> <li><a href="/w/index.php?title=UPHIT&amp;action=edit&amp;redlink=1" class="new" title="UPHIT (page does not exist)">UPHIT</a></li> <li><a href="/wiki/Zyklophin" title="Zyklophin">Zyklophin</a></li></ul> </div></td></tr></tbody></table><div></div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%;text-align:center;"><a href="/wiki/Nociceptin_receptor" title="Nociceptin receptor">Nociceptin</a><br />(NOP)</th><td class="navbox-list-with-group navbox-list navbox-odd hlist" style="width:100%;padding:0"><div style="padding:0 0.25em"></div><table class="nowraplinks navbox-subgroup" style="border-spacing:0"><tbody><tr><th scope="row" class="navbox-group" style="width:1%">Agonists</th><td class="navbox-list-with-group navbox-list navbox-odd" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/w/index.php?title=(Arg14,Lys15)Nociceptin&amp;action=edit&amp;redlink=1" class="new" title="(Arg14,Lys15)Nociceptin (page does not exist)">(Arg14,Lys15)Nociceptin</a></li> <li><a href="/w/index.php?title=((pF)Phe4)Nociceptin(1-13)NH2&amp;action=edit&amp;redlink=1" class="new" title="((pF)Phe4)Nociceptin(1-13)NH2 (page does not exist)">((pF)Phe<sup>4</sup>)Nociceptin(1-13)NH<sub>2</sub></a></li> <li><a href="/w/index.php?title=(Phe1%CE%A8(CH2-NH)Gly2)Nociceptin(1-13)NH2&amp;action=edit&amp;redlink=1" class="new" title="(Phe1Ψ(CH2-NH)Gly2)Nociceptin(1-13)NH2 (page does not exist)">(Phe<sup>1</sup>Ψ(CH<sub>2</sub>-NH)Gly<sup>2</sup>)Nociceptin(1-13)NH<sub>2</sub></a></li> <li><a href="/w/index.php?title=Ac-RYYRWK-NH2&amp;action=edit&amp;redlink=1" class="new" title="Ac-RYYRWK-NH2 (page does not exist)">Ac-RYYRWK-NH<sub>2</sub></a></li> <li><a href="/w/index.php?title=Ac-RYYRIK-NH2&amp;action=edit&amp;redlink=1" class="new" title="Ac-RYYRIK-NH2 (page does not exist)">Ac-RYYRIK-NH<sub>2</sub></a></li> <li><a href="/w/index.php?title=BU08070&amp;action=edit&amp;redlink=1" class="new" title="BU08070 (page does not exist)">BU08070</a></li> <li><a href="/wiki/Buprenorphine" title="Buprenorphine">Buprenorphine</a></li> <li><a href="/wiki/Cebranopadol" title="Cebranopadol">Cebranopadol</a></li> <li><a href="/wiki/Dihydroetorphine" title="Dihydroetorphine">Dihydroetorphine</a></li> <li><a href="/wiki/Etorphine" title="Etorphine">Etorphine</a></li> <li><a href="/w/index.php?title=JNJ-19385899&amp;action=edit&amp;redlink=1" class="new" title="JNJ-19385899 (page does not exist)">JNJ-19385899</a></li> <li><a href="/wiki/Levomethorphan" title="Levomethorphan">Levomethorphan</a></li> <li><a href="/wiki/Levorphanol" title="Levorphanol">Levorphanol</a></li> <li><a href="/w/index.php?title=Lexanopadol&amp;action=edit&amp;redlink=1" class="new" title="Lexanopadol (page does not exist)">Lexanopadol</a></li> <li><a href="/wiki/MCOPPB" title="MCOPPB">MCOPPB</a></li> <li><a href="/wiki/MT-7716" title="MT-7716">MT-7716</a></li> <li><a href="/wiki/NNC_63-0532" title="NNC 63-0532">NNC 63-0532</a></li> <li><a href="/wiki/Nociceptin" title="Nociceptin">Nociceptin (orphanin FQ)</a></li> <li><a href="/w/index.php?title=Nociceptin_(1-11)&amp;action=edit&amp;redlink=1" class="new" title="Nociceptin (1-11) (page does not exist)">Nociceptin (1-11)</a></li> <li><a href="/w/index.php?title=Nociceptin_(1-13)NH2&amp;action=edit&amp;redlink=1" class="new" title="Nociceptin (1-13)NH2 (page does not exist)">Nociceptin (1-13)NH<sub>2</sub></a></li> <li><a href="/wiki/Norbuprenorphine" title="Norbuprenorphine">Norbuprenorphine</a></li> <li><a href="/wiki/Methorphan" title="Methorphan">Racemethorphan</a></li> <li><a href="/wiki/Racemorphan" title="Racemorphan">Racemorphan</a></li> <li><a href="/wiki/Ro64-6198" title="Ro64-6198">Ro64-6198</a></li> <li><a href="/wiki/Ro65-6570" title="Ro65-6570">Ro65-6570</a></li> <li><a href="/wiki/SCH-221510" title="SCH-221510">SCH-221510</a></li> <li><a href="/w/index.php?title=SCH-486757&amp;action=edit&amp;redlink=1" class="new" title="SCH-486757 (page does not exist)">SCH-486757</a></li> <li><a href="/w/index.php?title=SR-8993&amp;action=edit&amp;redlink=1" class="new" title="SR-8993 (page does not exist)">SR-8993</a></li> <li><a href="/wiki/SR-16435" title="SR-16435">SR-16435</a></li> <li><a href="/wiki/Sunobinop" title="Sunobinop">Sunobinop (S-117957)</a></li> <li><a href="/wiki/TH-030418" title="TH-030418">TH-030418</a></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%">Antagonists</th><td class="navbox-list-with-group navbox-list navbox-even" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/w/index.php?title=(Nphe1)Nociceptin(1-13)NH2&amp;action=edit&amp;redlink=1" class="new" title="(Nphe1)Nociceptin(1-13)NH2 (page does not exist)">(Nphe<sup>1</sup>)Nociceptin(1-13)NH<sub>2</sub></a></li> <li><a href="/wiki/AT-076" title="AT-076">AT-076</a></li> <li><a href="/w/index.php?title=BAN-ORL-24&amp;action=edit&amp;redlink=1" class="new" title="BAN-ORL-24 (page does not exist)">BAN-ORL-24</a></li> <li><a href="/wiki/BTRX-246040" title="BTRX-246040">BTRX-246040 (LY-2940094)</a></li> <li><a href="/wiki/J-113397" class="mw-redirect" title="J-113397">J-113397</a></li> <li><a href="/wiki/JTC-801" title="JTC-801">JTC-801</a></li> <li><a href="/w/index.php?title=Naloxone_benzoylhydrazone&amp;action=edit&amp;redlink=1" class="new" title="Naloxone benzoylhydrazone (page does not exist)">NalBzOH</a></li> <li><a href="/w/index.php?title=Nociceptin_(1-7)&amp;action=edit&amp;redlink=1" class="new" title="Nociceptin (1-7) (page does not exist)">Nociceptin (1-7)</a></li> <li><a href="/w/index.php?title=Nocistatin&amp;action=edit&amp;redlink=1" class="new" title="Nocistatin (page does not exist)">Nocistatin</a></li> <li><a href="/wiki/SB-612111" class="mw-redirect" title="SB-612111">SB-612111</a></li> <li><a href="/w/index.php?title=SR-16430&amp;action=edit&amp;redlink=1" class="new" title="SR-16430 (page does not exist)">SR-16430</a></li> <li><a href="/wiki/Thienorphine" title="Thienorphine">Thienorphine</a></li> <li><a href="/w/index.php?title=Trap-101&amp;action=edit&amp;redlink=1" class="new" title="Trap-101 (page does not exist)">Trap-101</a></li> <li><a href="/w/index.php?title=UFP-101&amp;action=edit&amp;redlink=1" class="new" title="UFP-101 (page does not exist)">UFP-101</a></li></ul> </div></td></tr></tbody></table><div></div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%;text-align:center;">Others</th><td class="navbox-list-with-group navbox-list navbox-odd hlist" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><i><a href="/wiki/Enkephalinase_inhibitor" title="Enkephalinase inhibitor">Enkephalinase inhibitors</a>:</i> <a href="/wiki/Amastatin" title="Amastatin">Amastatin</a></li> <li><a href="/w/index.php?title=BL-2401&amp;action=edit&amp;redlink=1" class="new" title="BL-2401 (page does not exist)">BL-2401</a></li> <li><a href="/wiki/Candoxatril" title="Candoxatril">Candoxatril</a></li> <li><a href="/wiki/Phenylalanine#D-,_L-_and_DL-phenylalanine" title="Phenylalanine"><span style="font-size:85%;">D</span>-Phenylalanine</a></li> <li><a href="/w/index.php?title=Dexecadotril&amp;action=edit&amp;redlink=1" class="new" title="Dexecadotril (page does not exist)">Dexecadotril (retorphan)</a></li> <li><a href="/wiki/Ecadotril" title="Ecadotril">Ecadotril (sinorphan)</a></li> <li><a href="/wiki/Kelatorphan" title="Kelatorphan">Kelatorphan</a></li> <li><a href="/wiki/Racecadotril" title="Racecadotril">Racecadotril (acetorphan)</a></li> <li><a href="/wiki/RB-101" title="RB-101">RB-101</a></li> <li><a href="/wiki/RB-120" title="RB-120">RB-120</a></li> <li><a href="/wiki/RB-3007" title="RB-3007">RB-3007</a></li> <li><a href="/w/index.php?title=Opiorphan&amp;action=edit&amp;redlink=1" class="new" title="Opiorphan (page does not exist)">Opiorphan</a></li> <li><a href="/wiki/Selank" title="Selank">Selank</a></li> <li><a href="/wiki/Semax" title="Semax">Semax</a></li> <li><a href="/wiki/Spinorphin" title="Spinorphin">Spinorphin</a></li> <li><a href="/wiki/Thiorphan" title="Thiorphan">Thiorphan</a></li> <li><a href="/wiki/Tynorphin" title="Tynorphin">Tynorphin</a></li> <li><a href="/wiki/Ubenimex" title="Ubenimex">Ubenimex (bestatin)</a></li></ul> <ul><li><i>Propeptides:</i> <a href="/wiki/Lipotropin" title="Lipotropin">β-Lipotropin (proendorphin)</a></li> <li><a href="/wiki/Prodynorphin" title="Prodynorphin">Prodynorphin</a></li> <li><a href="/wiki/Proenkephalin" title="Proenkephalin">Proenkephalin</a></li> <li><a href="/w/index.php?title=Pronociceptin&amp;action=edit&amp;redlink=1" class="new" title="Pronociceptin (page does not exist)">Pronociceptin</a></li> <li><a href="/wiki/Proopiomelanocortin" title="Proopiomelanocortin">Proopiomelanocortin (POMC)</a></li></ul> <ul><li><i>Others:</i> <a href="/wiki/Kyotorphin" title="Kyotorphin">Kyotorphin</a> (met-enkephalin releaser/degradation stabilizer)</li></ul> </div></td></tr></tbody></table></div></div></td></tr></tbody></table></div> <div class="navbox-styles"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1129693374" /><link 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