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class="vector-toc-numb">2</span> <span>History</span> </div> </a> <ul id="toc-History-sublist" class="vector-toc-list"> </ul> </li> <li id="toc-Classification" class="vector-toc-list-item vector-toc-level-1 vector-toc-list-item-expanded"> <a class="vector-toc-link" href="#Classification"> <div class="vector-toc-text"> <span class="vector-toc-numb">3</span> <span>Classification</span> </div> </a> <button aria-controls="toc-Classification-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 Classification subsection</span> </button> <ul id="toc-Classification-sublist" class="vector-toc-list"> <li id="toc-First_level" class="vector-toc-list-item vector-toc-level-2"> <a class="vector-toc-link" href="#First_level"> <div class="vector-toc-text"> <span class="vector-toc-numb">3.1</span> <span>First level</span> </div> </a> <ul id="toc-First_level-sublist" class="vector-toc-list"> </ul> </li> <li id="toc-Second_level" class="vector-toc-list-item vector-toc-level-2"> <a class="vector-toc-link" href="#Second_level"> <div class="vector-toc-text"> <span class="vector-toc-numb">3.2</span> <span>Second level</span> </div> </a> <ul id="toc-Second_level-sublist" class="vector-toc-list"> </ul> </li> <li id="toc-Third_level" class="vector-toc-list-item vector-toc-level-2"> <a class="vector-toc-link" href="#Third_level"> <div class="vector-toc-text"> <span class="vector-toc-numb">3.3</span> <span>Third level</span> </div> </a> <ul id="toc-Third_level-sublist" class="vector-toc-list"> </ul> </li> <li id="toc-Fourth_level" class="vector-toc-list-item vector-toc-level-2"> <a class="vector-toc-link" href="#Fourth_level"> <div class="vector-toc-text"> <span class="vector-toc-numb">3.4</span> <span>Fourth level</span> </div> </a> <ul id="toc-Fourth_level-sublist" class="vector-toc-list"> </ul> </li> <li id="toc-Fifth_level" class="vector-toc-list-item vector-toc-level-2"> <a class="vector-toc-link" href="#Fifth_level"> <div class="vector-toc-text"> <span class="vector-toc-numb">3.5</span> <span>Fifth level</span> </div> </a> <ul id="toc-Fifth_level-sublist" class="vector-toc-list"> </ul> </li> </ul> </li> <li id="toc-Other_ATC_classification_systems" class="vector-toc-list-item vector-toc-level-1 vector-toc-list-item-expanded"> <a class="vector-toc-link" href="#Other_ATC_classification_systems"> <div class="vector-toc-text"> <span class="vector-toc-numb">4</span> <span>Other ATC classification systems</span> </div> </a> <button aria-controls="toc-Other_ATC_classification_systems-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 Other ATC classification systems subsection</span> </button> <ul id="toc-Other_ATC_classification_systems-sublist" class="vector-toc-list"> <li id="toc-ATCvet" class="vector-toc-list-item vector-toc-level-2"> <a class="vector-toc-link" href="#ATCvet"> <div class="vector-toc-text"> <span class="vector-toc-numb">4.1</span> <span>ATCvet</span> </div> </a> <ul id="toc-ATCvet-sublist" class="vector-toc-list"> </ul> </li> <li id="toc-Herbal_ATC_(HATC)" class="vector-toc-list-item vector-toc-level-2"> <a class="vector-toc-link" href="#Herbal_ATC_(HATC)"> <div class="vector-toc-text"> <span class="vector-toc-numb">4.2</span> <span>Herbal ATC (HATC)</span> </div> </a> <ul id="toc-Herbal_ATC_(HATC)-sublist" class="vector-toc-list"> </ul> </li> </ul> </li> <li id="toc-Defined_daily_dose" class="vector-toc-list-item vector-toc-level-1 vector-toc-list-item-expanded"> <a class="vector-toc-link" href="#Defined_daily_dose"> <div class="vector-toc-text"> <span class="vector-toc-numb">5</span> <span>Defined daily dose</span> </div> </a> <ul id="toc-Defined_daily_dose-sublist" class="vector-toc-list"> </ul> </li> <li id="toc-Adaptations_and_updates" class="vector-toc-list-item vector-toc-level-1 vector-toc-list-item-expanded"> <a class="vector-toc-link" href="#Adaptations_and_updates"> <div class="vector-toc-text"> <span class="vector-toc-numb">6</span> <span>Adaptations and updates</span> </div> </a> <ul id="toc-Adaptations_and_updates-sublist" class="vector-toc-list"> </ul> </li> <li id="toc-See_also" class="vector-toc-list-item vector-toc-level-1 vector-toc-list-item-expanded"> <a class="vector-toc-link" href="#See_also"> <div class="vector-toc-text"> <span class="vector-toc-numb">7</span> <span>See also</span> </div> </a> <ul id="toc-See_also-sublist" class="vector-toc-list"> </ul> </li> <li id="toc-References" class="vector-toc-list-item vector-toc-level-1 vector-toc-list-item-expanded"> <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 vector-toc-list-item-expanded"> <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" > <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">Anatomical Therapeutic Chemical Classification System</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 50 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-50" 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">50 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%86%D8%B8%D8%A7%D9%85_%D8%A7%D9%84%D8%AA%D8%B5%D9%86%D9%8A%D9%81_%D8%A7%D9%84%D9%83%D9%8A%D9%85%D9%8A%D8%A7%D8%A6%D9%8A_%D8%A7%D9%84%D8%B9%D9%84%D8%A7%D8%AC%D9%8A_%D8%A7%D9%84%D8%AA%D8%B4%D8%B1%D9%8A%D8%AD%D9%8A" title="نظام التصنيف الكيميائي العلاجي التشريحي – Arabic" lang="ar" hreflang="ar" data-title="نظام التصنيف الكيميائي العلاجي التشريحي" data-language-autonym="العربية" data-language-local-name="Arabic" class="interlanguage-link-target"><span>العربية</span></a></li><li class="interlanguage-link interwiki-ca mw-list-item"><a href="https://ca.wikipedia.org/wiki/Codi_ATC" title="Codi ATC – Catalan" lang="ca" hreflang="ca" data-title="Codi ATC" 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/Anatomicko-terapeuticko-chemick%C3%A1_klasifikace_l%C3%A9%C4%8Div" title="Anatomicko-terapeuticko-chemická klasifikace léčiv – Czech" lang="cs" hreflang="cs" data-title="Anatomicko-terapeuticko-chemická klasifikace léčiv" 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/System_Ddosbarthiad_Cemegol_Therapiwtig_Anatomegol" title="System Ddosbarthiad Cemegol Therapiwtig Anatomegol – Welsh" lang="cy" hreflang="cy" data-title="System Ddosbarthiad Cemegol Therapiwtig Anatomegol" 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/Anatomisk_terapeutisk_kemisk_klassifikation" title="Anatomisk terapeutisk kemisk klassifikation – Danish" lang="da" hreflang="da" data-title="Anatomisk terapeutisk kemisk klassifikation" 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/Anatomisch-Therapeutisch-Chemisches_Klassifikationssystem" title="Anatomisch-Therapeutisch-Chemisches Klassifikationssystem – German" lang="de" hreflang="de" data-title="Anatomisch-Therapeutisch-Chemisches Klassifikationssystem" 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/Anatoomilis-terapeutilis-keemiline_klassifikatsioon" title="Anatoomilis-terapeutilis-keemiline klassifikatsioon – Estonian" lang="et" hreflang="et" data-title="Anatoomilis-terapeutilis-keemiline klassifikatsioon" 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%91%CE%BD%CE%B1%CF%84%CE%BF%CE%BC%CE%B9%CE%BA%CF%8C-%CE%98%CE%B5%CF%81%CE%B1%CF%80%CE%B5%CF%85%CF%84%CE%B9%CE%BA%CF%8C-%CE%A7%CE%B7%CE%BC%CE%B9%CE%BA%CF%8C_%CE%A3%CF%8D%CF%83%CF%84%CE%B7%CE%BC%CE%B1_%CE%A4%CE%B1%CE%BE%CE%B9%CE%BD%CF%8C%CE%BC%CE%B7%CF%83%CE%B7%CF%82" title="Ανατομικό-Θεραπευτικό-Χημικό Σύστημα Ταξινόμησης – Greek" lang="el" hreflang="el" data-title="Ανατομικό-Θεραπευτικό-Χημικό Σύστημα Ταξινόμησης" 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/C%C3%B3digo_ATC" title="Código ATC – Spanish" lang="es" hreflang="es" data-title="Código ATC" 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/ATC-kodo" title="ATC-kodo – Esperanto" lang="eo" hreflang="eo" data-title="ATC-kodo" data-language-autonym="Esperanto" data-language-local-name="Esperanto" class="interlanguage-link-target"><span>Esperanto</span></a></li><li class="interlanguage-link interwiki-fa mw-list-item"><a href="https://fa.wikipedia.org/wiki/%D8%B3%DB%8C%D8%B3%D8%AA%D9%85_%D8%B7%D8%A8%D9%82%D9%87%E2%80%8C%D8%A8%D9%86%D8%AF%DB%8C_%D8%B4%DB%8C%D9%85%DB%8C%D8%A7%DB%8C%DB%8C_%D8%A2%D9%86%D8%A7%D8%AA%D9%88%D9%85%DB%8C%DA%A9%DB%8C_%D8%AF%D8%B1%D9%85%D8%A7%D9%86" title="سیستم طبقه‌بندی شیمیایی آناتومیکی درمان – Persian" lang="fa" hreflang="fa" data-title="سیستم طبقه‌بندی شیمیایی آناتومیکی درمان" 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/Classification_ATC" title="Classification ATC – French" lang="fr" hreflang="fr" data-title="Classification ATC" data-language-autonym="Français" data-language-local-name="French" class="interlanguage-link-target"><span>Français</span></a></li><li class="interlanguage-link interwiki-gl mw-list-item"><a href="https://gl.wikipedia.org/wiki/C%C3%B3digo_ATC" title="Código ATC – Galician" lang="gl" hreflang="gl" data-title="Código ATC" 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/ATC_%EC%BD%94%EB%93%9C" title="ATC 코드 – Korean" lang="ko" hreflang="ko" data-title="ATC 코드" 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/%D4%B1%D5%B6%D5%A1%D5%BF%D5%B8%D5%B4%D5%AB%D5%A1%D5%AF%D5%A1%D5%B6,_%D5%A2%D5%B8%D6%82%D5%AA%D5%A1%D5%AF%D5%A1%D5%B6,_%D6%84%D5%AB%D5%B4%D5%AB%D5%A1%D5%AF%D5%A1%D5%B6_%D5%A4%D5%A1%D5%BD%D5%A1%D5%AF%D5%A1%D6%80%D5%A3%D5%B4%D5%A1%D5%B6_%D5%B0%D5%A1%D5%B4%D5%A1%D5%AF%D5%A1%D6%80%D5%A3" title="Անատոմիական, բուժական, քիմիական դասակարգման համակարգ – Armenian" lang="hy" hreflang="hy" data-title="Անատոմիական, բուժական, քիմիական դասակարգման համակարգ" 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/ATK_klasifikacija" title="ATK klasifikacija – Croatian" lang="hr" hreflang="hr" data-title="ATK klasifikacija" 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/Sistemo_di_klasifikuro_Anatomiala,_Terapiala_e_Kemiala" title="Sistemo di klasifikuro Anatomiala, Terapiala e Kemiala – Ido" lang="io" hreflang="io" data-title="Sistemo di klasifikuro Anatomiala, Terapiala e Kemiala" 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/Sistem_Klasifikasi_Kimiawi_Terapeutik_Anatomis" title="Sistem Klasifikasi Kimiawi Terapeutik Anatomis – Indonesian" lang="id" hreflang="id" data-title="Sistem Klasifikasi Kimiawi Terapeutik Anatomis" 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 mw-list-item"><a href="https://it.wikipedia.org/wiki/Sistema_di_classificazione_anatomico,_terapeutico_e_chimico" title="Sistema di classificazione anatomico, terapeutico e chimico – Italian" lang="it" hreflang="it" data-title="Sistema di classificazione anatomico, terapeutico e chimico" data-language-autonym="Italiano" data-language-local-name="Italian" class="interlanguage-link-target"><span>Italiano</span></a></li><li class="interlanguage-link interwiki-ku mw-list-item"><a href="https://ku.wikipedia.org/wiki/S%C3%AEstema_dabe%C5%9Fkirina_anatom%C3%AEk_a_terapeut%C3%AEk_a_k%C3%AEmyew%C3%AE" title="Sîstema dabeşkirina anatomîk a terapeutîk a kîmyewî – Kurdish" lang="ku" hreflang="ku" data-title="Sîstema dabeşkirina anatomîk a terapeutîk a kîmyewî" data-language-autonym="Kurdî" data-language-local-name="Kurdish" class="interlanguage-link-target"><span>Kurdî</span></a></li><li class="interlanguage-link interwiki-la mw-list-item"><a href="https://la.wikipedia.org/wiki/Systema_classificationis_Anatomicum_Therapeuticum_Chemicumque" title="Systema classificationis Anatomicum Therapeuticum Chemicumque – Latin" lang="la" hreflang="la" data-title="Systema classificationis Anatomicum Therapeuticum Chemicumque" data-language-autonym="Latina" data-language-local-name="Latin" class="interlanguage-link-target"><span>Latina</span></a></li><li class="interlanguage-link interwiki-hu mw-list-item"><a href="https://hu.wikipedia.org/wiki/Anat%C3%B3miai,_gy%C3%B3gy%C3%A1szati_%C3%A9s_k%C3%A9miai_oszt%C3%A1lyoz%C3%A1si_rendszer" title="Anatómiai, gyógyászati és kémiai osztályozási rendszer – Hungarian" lang="hu" hreflang="hu" data-title="Anatómiai, gyógyászati és kémiai osztályozási rendszer" 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%90%D0%BD%D0%B0%D1%82%D0%BE%D0%BC%D1%81%D0%BA%D0%BE-%D1%82%D0%B5%D1%80%D0%B0%D0%BF%D0%B5%D0%B2%D1%82%D1%81%D0%BA%D0%BE-%D1%85%D0%B5%D0%BC%D0%B8%D1%81%D0%BA%D0%B8_%D1%81%D0%B8%D1%81%D1%82%D0%B5%D0%BC_%D0%BD%D0%B0_%D0%BA%D0%BB%D0%B0%D1%81%D0%B8%D1%84%D0%B8%D0%BA%D0%B0%D1%86%D0%B8%D1%98%D0%B0" title="Анатомско-терапевтско-хемиски систем на класификација – Macedonian" lang="mk" hreflang="mk" data-title="Анатомско-терапевтско-хемиски систем на класификација" data-language-autonym="Македонски" data-language-local-name="Macedonian" class="interlanguage-link-target"><span>Македонски</span></a></li><li class="interlanguage-link interwiki-ml mw-list-item"><a href="https://ml.wikipedia.org/wiki/%E0%B4%85%E0%B4%A8%E0%B4%BE%E0%B4%9F%E0%B5%8D%E0%B4%9F%E0%B5%8B%E0%B4%AE%E0%B4%BF%E0%B4%95%E0%B5%8D%E0%B4%95%E0%B5%BD_%E0%B4%A4%E0%B5%86%E0%B4%B1%E0%B4%BE%E0%B4%AA%E0%B5%8D%E0%B4%AF%E0%B5%82%E0%B4%9F%E0%B5%8D%E0%B4%9F%E0%B4%BF%E0%B5%BF_%E0%B4%95%E0%B5%86%E0%B4%AE%E0%B4%BF%E0%B4%95%E0%B5%8D%E0%B4%95%E0%B5%BD_%E0%B4%95%E0%B5%8D%E0%B4%B2%E0%B4%BE%E0%B4%B8%E0%B4%BF%E0%B4%AB%E0%B4%BF%E0%B4%95%E0%B5%8D%E0%B4%95%E0%B5%87%E0%B4%B7%E0%B5%BB_%E0%B4%B8%E0%B4%BF%E0%B4%B8%E0%B5%8D%E0%B4%B1%E0%B5%8D%E0%B4%B1%E0%B4%82" title="അനാട്ടോമിക്കൽ തെറാപ്യൂട്ടിൿ കെമിക്കൽ ക്ലാസിഫിക്കേഷൻ സിസ്റ്റം – Malayalam" lang="ml" hreflang="ml" data-title="അനാട്ടോമിക്കൽ തെറാപ്യൂട്ടിൿ കെമിക്കൽ ക്ലാസിഫിക്കേഷൻ സിസ്റ്റം" data-language-autonym="മലയാളം" data-language-local-name="Malayalam" class="interlanguage-link-target"><span>മലയാളം</span></a></li><li class="interlanguage-link interwiki-ms mw-list-item"><a href="https://ms.wikipedia.org/wiki/Sistem_Pengelasan_Bahan_Kimia_Terapeutik_Anatomi" title="Sistem Pengelasan Bahan Kimia Terapeutik Anatomi – Malay" lang="ms" hreflang="ms" data-title="Sistem Pengelasan Bahan Kimia Terapeutik Anatomi" 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-mn mw-list-item"><a href="https://mn.wikipedia.org/wiki/%D0%90%D0%BD%D0%B0%D1%82%D0%BE%D0%BC%D1%8B%D0%BD-%D0%AD%D0%BC%D1%87%D0%B8%D0%BB%D0%B3%D1%8D%D1%8D%D0%BD%D0%B8%D0%B9-%D0%A5%D0%B8%D0%BC%D0%B8%D0%B9%D0%BD_%D0%B0%D0%BD%D0%B3%D0%B8%D0%BB%D0%BB%D1%8B%D0%BD_%D1%81%D0%B8%D1%81%D1%82%D0%B5%D0%BC" title="Анатомын-Эмчилгээний-Химийн ангиллын систем – Mongolian" lang="mn" hreflang="mn" data-title="Анатомын-Эмчилгээний-Химийн ангиллын систем" data-language-autonym="Монгол" data-language-local-name="Mongolian" class="interlanguage-link-target"><span>Монгол</span></a></li><li class="interlanguage-link interwiki-nl mw-list-item"><a href="https://nl.wikipedia.org/wiki/ATC/DDD-classificatie" title="ATC/DDD-classificatie – Dutch" lang="nl" hreflang="nl" data-title="ATC/DDD-classificatie" 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/%E8%A7%A3%E5%89%96%E6%B2%BB%E7%99%82%E5%8C%96%E5%AD%A6%E5%88%86%E9%A1%9E%E6%B3%95" title="解剖治療化学分類法 – Japanese" lang="ja" hreflang="ja" data-title="解剖治療化学分類法" 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-frr mw-list-item"><a href="https://frr.wikipedia.org/wiki/ATC-Code" title="ATC-Code – Northern Frisian" lang="frr" hreflang="frr" data-title="ATC-Code" data-language-autonym="Nordfriisk" data-language-local-name="Northern Frisian" class="interlanguage-link-target"><span>Nordfriisk</span></a></li><li class="interlanguage-link interwiki-no mw-list-item"><a href="https://no.wikipedia.org/wiki/Anatomisk_terapeutisk_kjemisk_klassifikasjon" title="Anatomisk terapeutisk kjemisk klassifikasjon – Norwegian Bokmål" lang="nb" hreflang="nb" data-title="Anatomisk terapeutisk kjemisk klassifikasjon" 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-nn mw-list-item"><a href="https://nn.wikipedia.org/wiki/Anatomisk-terapeutisk-kjemisk_l%C3%A6kjemiddelklassifikasjon" title="Anatomisk-terapeutisk-kjemisk lækjemiddelklassifikasjon – Norwegian Nynorsk" lang="nn" hreflang="nn" data-title="Anatomisk-terapeutisk-kjemisk lækjemiddelklassifikasjon" data-language-autonym="Norsk nynorsk" data-language-local-name="Norwegian Nynorsk" class="interlanguage-link-target"><span>Norsk nynorsk</span></a></li><li class="interlanguage-link interwiki-oc mw-list-item"><a href="https://oc.wikipedia.org/wiki/C%C3%B2di_ATC" title="Còdi ATC – Occitan" lang="oc" hreflang="oc" data-title="Còdi ATC" data-language-autonym="Occitan" data-language-local-name="Occitan" class="interlanguage-link-target"><span>Occitan</span></a></li><li class="interlanguage-link interwiki-pl mw-list-item"><a href="https://pl.wikipedia.org/wiki/Klasyfikacja_anatomiczno-terapeutyczno-chemiczna" title="Klasyfikacja anatomiczno-terapeutyczno-chemiczna – Polish" lang="pl" hreflang="pl" data-title="Klasyfikacja anatomiczno-terapeutyczno-chemiczna" 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/Classifica%C3%A7%C3%A3o_ATC" title="Classificação ATC – Portuguese" lang="pt" hreflang="pt" data-title="Classificação ATC" 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/Sistem_de_clasificare_anatomic%C4%83,_terapeutic%C4%83_%C8%99i_chimic%C4%83_a_medicamentelor" title="Sistem de clasificare anatomică, terapeutică și chimică a medicamentelor – Romanian" lang="ro" hreflang="ro" data-title="Sistem de clasificare anatomică, terapeutică și chimică a medicamentelor" 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%90%D0%BD%D0%B0%D1%82%D0%BE%D0%BC%D0%BE-%D1%82%D0%B5%D1%80%D0%B0%D0%BF%D0%B5%D0%B2%D1%82%D0%B8%D1%87%D0%B5%D1%81%D0%BA%D0%BE-%D1%85%D0%B8%D0%BC%D0%B8%D1%87%D0%B5%D1%81%D0%BA%D0%B0%D1%8F_%D0%BA%D0%BB%D0%B0%D1%81%D1%81%D0%B8%D1%84%D0%B8%D0%BA%D0%B0%D1%86%D0%B8%D1%8F" title="Анатомо-терапевтическо-химическая классификация – Russian" lang="ru" hreflang="ru" data-title="Анатомо-терапевтическо-химическая классификация" data-language-autonym="Русский" data-language-local-name="Russian" class="interlanguage-link-target"><span>Русский</span></a></li><li class="interlanguage-link interwiki-sk mw-list-item"><a href="https://sk.wikipedia.org/wiki/Anatomicko-terapeuticko-chemick%C3%BD_klasifika%C4%8Dn%C3%BD_syst%C3%A9m" title="Anatomicko-terapeuticko-chemický klasifikačný systém – Slovak" lang="sk" hreflang="sk" data-title="Anatomicko-terapeuticko-chemický klasifikačný systém" 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/Anatomsko-terapevtsko-kemi%C4%8Dni_klasifikacijski_sistem" title="Anatomsko-terapevtsko-kemični klasifikacijski sistem – Slovenian" lang="sl" hreflang="sl" data-title="Anatomsko-terapevtsko-kemični klasifikacijski sistem" 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/ATC_%D0%BA%D0%BB%D0%B0%D1%81%D0%B8%D1%84%D0%B8%D0%BA%D0%B0%D1%86%D0%B8%D1%98%D0%B0" title="ATC класификација – Serbian" lang="sr" hreflang="sr" data-title="ATC класификација" 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/ATC_klasifikacija" title="ATC klasifikacija – Serbo-Croatian" lang="sh" hreflang="sh" data-title="ATC klasifikacija" 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/Anatomis-terapeuttis-kemiallinen_l%C3%A4%C3%A4keluokitus" title="Anatomis-terapeuttis-kemiallinen lääkeluokitus – Finnish" lang="fi" hreflang="fi" data-title="Anatomis-terapeuttis-kemiallinen lääkeluokitus" 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/ATC-kod" title="ATC-kod – Swedish" lang="sv" hreflang="sv" data-title="ATC-kod" data-language-autonym="Svenska" data-language-local-name="Swedish" class="interlanguage-link-target"><span>Svenska</span></a></li><li class="interlanguage-link interwiki-tl mw-list-item"><a href="https://tl.wikipedia.org/wiki/Kodigong_ATC" title="Kodigong ATC – Tagalog" lang="tl" hreflang="tl" data-title="Kodigong ATC" data-language-autonym="Tagalog" data-language-local-name="Tagalog" class="interlanguage-link-target"><span>Tagalog</span></a></li><li class="interlanguage-link interwiki-th mw-list-item"><a href="https://th.wikipedia.org/wiki/%E0%B8%A3%E0%B8%B0%E0%B8%9A%E0%B8%9A%E0%B8%88%E0%B8%B3%E0%B9%81%E0%B8%99%E0%B8%81%E0%B8%9B%E0%B8%A3%E0%B8%B0%E0%B9%80%E0%B8%A0%E0%B8%97%E0%B8%A2%E0%B8%B2%E0%B8%95%E0%B8%B2%E0%B8%A1%E0%B8%81%E0%B8%B2%E0%B8%A3%E0%B8%A3%E0%B8%B1%E0%B8%81%E0%B8%A9%E0%B8%B2%E0%B8%97%E0%B8%B2%E0%B8%87%E0%B8%81%E0%B8%B2%E0%B8%A2%E0%B8%A7%E0%B8%B4%E0%B8%A0%E0%B8%B2%E0%B8%84%E0%B8%A8%E0%B8%B2%E0%B8%AA%E0%B8%95%E0%B8%A3%E0%B9%8C" title="ระบบจำแนกประเภทยาตามการรักษาทางกายวิภาคศาสตร์ – Thai" lang="th" hreflang="th" data-title="ระบบจำแนกประเภทยาตามการรักษาทางกายวิภาคศาสตร์" 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/Anatomik_Terap%C3%B6tik_Kimyasal_S%C4%B1n%C4%B1fland%C4%B1rma_Sistemi" title="Anatomik Terapötik Kimyasal Sınıflandırma Sistemi – Turkish" lang="tr" hreflang="tr" data-title="Anatomik Terapötik Kimyasal Sınıflandırma Sistemi" 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%90%D0%BD%D0%B0%D1%82%D0%BE%D0%BC%D0%BE-%D1%82%D0%B5%D1%80%D0%B0%D0%BF%D0%B5%D0%B2%D1%82%D0%B8%D1%87%D0%BD%D0%BE-%D1%85%D1%96%D0%BC%D1%96%D1%87%D0%BD%D0%B0_%D0%BA%D0%BB%D0%B0%D1%81%D0%B8%D1%84%D1%96%D0%BA%D0%B0%D1%86%D1%96%D1%8F" title="Анатомо-терапевтично-хімічна класифікація – Ukrainian" lang="uk" hreflang="uk" data-title="Анатомо-терапевтично-хімічна класифікація" 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/H%E1%BB%87_th%E1%BB%91ng_ph%C3%A2n_lo%E1%BA%A1i_gi%E1%BA%A3i_ph%E1%BA%ABu_-_%C4%91i%E1%BB%81u_tr%E1%BB%8B_-_h%C3%B3a_h%E1%BB%8Dc" title="Hệ thống phân loại giải phẫu - điều trị - hóa học – Vietnamese" lang="vi" hreflang="vi" data-title="Hệ thống phân loại giải phẫu - điều trị - hóa học" 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-wuu mw-list-item"><a href="https://wuu.wikipedia.org/wiki/%E8%A7%A3%E5%89%96%E5%AD%A6%E6%B2%BB%E7%96%97%E5%AD%A6%E5%8F%8A%E5%8C%96%E5%AD%A6%E5%88%86%E7%B1%BB%E7%B3%BB%E7%BB%9F" title="解剖学治疗学及化学分类系统 – Wu" lang="wuu" hreflang="wuu" data-title="解剖学治疗学及化学分类系统" data-language-autonym="吴语" data-language-local-name="Wu" class="interlanguage-link-target"><span>吴语</span></a></li><li class="interlanguage-link interwiki-zh-yue mw-list-item"><a href="https://zh-yue.wikipedia.org/wiki/%E8%A7%A3%E5%89%96%E5%AD%B8%E6%B2%BB%E7%99%82%E5%AD%B8%E5%90%8C%E5%8C%96%E5%AD%B8%E5%88%86%E9%A1%9E%E7%B3%BB%E7%B5%B1" title="解剖學治療學同化學分類系統 – Cantonese" lang="yue" hreflang="yue" data-title="解剖學治療學同化學分類系統" data-language-autonym="粵語" data-language-local-name="Cantonese" class="interlanguage-link-target"><span>粵語</span></a></li><li class="interlanguage-link interwiki-zh mw-list-item"><a href="https://zh.wikipedia.org/wiki/%E8%A7%A3%E5%89%96%E5%AD%A6%E6%B2%BB%E7%96%97%E5%AD%A6%E5%8F%8A%E5%8C%96%E5%AD%A6%E5%88%86%E7%B1%BB%E7%B3%BB%E7%BB%9F" title="解剖学治疗学及化学分类系统 – Chinese" lang="zh" hreflang="zh" data-title="解剖学治疗学及化学分类系统" data-language-autonym="中文" data-language-local-name="Chinese" class="interlanguage-link-target"><span>中文</span></a></li> </ul> <div class="after-portlet after-portlet-lang"><span class="wb-langlinks-edit wb-langlinks-link"><a href="https://www.wikidata.org/wiki/Special:EntityPage/Q192093#sitelinks-wikipedia" title="Edit interlanguage links" class="wbc-editpage">Edit links</a></span></div> </div> </div> </div> </header> <div class="vector-page-toolbar"> <div class="vector-page-toolbar-container"> <div id="left-navigation"> <nav aria-label="Namespaces"> <div id="p-associated-pages" class="vector-menu vector-menu-tabs mw-portlet mw-portlet-associated-pages" > <div class="vector-menu-content"> <ul class="vector-menu-content-list"> <li id="ca-nstab-main" class="selected vector-tab-noicon mw-list-item"><a href="/wiki/Anatomical_Therapeutic_Chemical_Classification_System" title="View the content page [c]" 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class="mw-content-ltr mw-parser-output" lang="en" dir="ltr"><div class="shortdescription nomobile noexcerpt noprint searchaux" style="display:none">Drug classification system</div> <p>The <b>Anatomical Therapeutic Chemical (ATC) Classification System</b> is a <a href="/wiki/Drug_classification" class="mw-redirect" title="Drug classification">drug classification</a> system that classifies the <a href="/wiki/Active_ingredient" title="Active ingredient">active ingredients</a> of <a href="/wiki/Drug" title="Drug">drugs</a> according to the <a href="/wiki/Organ_(biology)" title="Organ (biology)">organ</a> or <a href="/wiki/Organ_system" title="Organ system">system</a> on which they act and their <a href="/wiki/Therapy" title="Therapy">therapeutic</a>, <a href="/wiki/Pharmacology" title="Pharmacology">pharmacological</a> and <a href="/wiki/Chemical_property" title="Chemical property">chemical</a> properties. Its purpose is an aid to <a href="/wiki/Adverse_drug_reaction#Monitoring_bodies" title="Adverse drug reaction">monitor drug use</a> and for <a href="/wiki/Drug_development" title="Drug development">research</a> to improve quality medication use. It does not imply <a href="/wiki/Formulary_(pharmacy)" title="Formulary (pharmacy)">drug recommendation</a> or <a href="/wiki/Efficacy" title="Efficacy">efficacy</a>.<sup id="cite_ref-1" class="reference"><a href="#cite_note-1"><span class="cite-bracket">[</span>1<span class="cite-bracket">]</span></a></sup> It is controlled by the <a href="/wiki/World_Health_Organization" title="World Health Organization">World Health Organization</a> Collaborating Centre for Drug Statistics Methodology (WHOCC), and was first published in 1976.<sup id="cite_ref-history_2-0" class="reference"><a href="#cite_note-history-2"><span class="cite-bracket">[</span>2<span class="cite-bracket">]</span></a></sup><sup id="cite_ref-3" class="reference"><a href="#cite_note-3"><span class="cite-bracket">[</span>3<span class="cite-bracket">]</span></a></sup><sup id="cite_ref-4" class="reference"><a href="#cite_note-4"><span class="cite-bracket">[</span>4<span class="cite-bracket">]</span></a></sup> </p> <meta property="mw:PageProp/toc" /> <div class="mw-heading mw-heading2"><h2 id="Coding_system">Coding system</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Anatomical_Therapeutic_Chemical_Classification_System&action=edit&section=1" title="Edit section: Coding system"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <p>This <a href="/wiki/Pharmaceutical_code" title="Pharmaceutical code">pharmaceutical coding system</a> divides drugs into different groups according to the organ or system on which they act, their <a href="/wiki/Medicine" title="Medicine">therapeutic</a> intent or nature, and the drug's <a href="/wiki/Chemical_classification" class="mw-redirect" title="Chemical classification">chemical characteristics</a>. Different brands share the same code if they have the same active substance and indications. Each bottom-level ATC code stands for a pharmaceutically used substance, or a combination of substances, in a single indication (or use). This means that one drug can have more than one code, for example <a href="/wiki/Acetylsalicylic_acid" class="mw-redirect" title="Acetylsalicylic acid">acetylsalicylic acid</a> (aspirin) has <a href="/wiki/ATC_code_A01" title="ATC code A01">A01AD05</a> (<span title="www.whocc.no"><a rel="nofollow" class="external text" href="https://www.whocc.no/atc_ddd_index/?code=A01AD05">WHO</a></span>) as a drug for local <a href="/wiki/Mouth" title="Mouth">oral</a> treatment, <a href="/wiki/ATC_code_B01" title="ATC code B01">B01AC06</a> (<span title="www.whocc.no"><a rel="nofollow" class="external text" href="https://www.whocc.no/atc_ddd_index/?code=B01AC06">WHO</a></span>) as a <a href="/wiki/Platelet_inhibitor" class="mw-redirect" title="Platelet inhibitor">platelet inhibitor</a>, and <a href="/wiki/ATC_code_N02" title="ATC code N02">N02BA01</a> (<span title="www.whocc.no"><a rel="nofollow" class="external text" href="https://www.whocc.no/atc_ddd_index/?code=N02BA01">WHO</a></span>) as an <a href="/wiki/Analgesic" title="Analgesic">analgesic</a> and <a href="/wiki/Antipyretic" title="Antipyretic">antipyretic</a>; as well as one code can represent more than one active ingredient, for example <a href="/wiki/ATC_code_C09" title="ATC code C09">C09BB04</a> (<span title="www.whocc.no"><a rel="nofollow" class="external text" href="https://www.whocc.no/atc_ddd_index/?code=C09BB04">WHO</a></span>) is the combination of perindopril with amlodipine, two active ingredients that have their own codes (<a href="/wiki/ATC_code_C09" title="ATC code C09">C09AA04</a> (<span title="www.whocc.no"><a rel="nofollow" class="external text" href="https://www.whocc.no/atc_ddd_index/?code=C09AA04">WHO</a></span>) and <a href="/wiki/ATC_code_C08" title="ATC code C08">C08CA01</a> (<span title="www.whocc.no"><a rel="nofollow" class="external text" href="https://www.whocc.no/atc_ddd_index/?code=C08CA01">WHO</a></span>) respectively) when prescribed alone. </p><p>The ATC classification system is a strict hierarchy,<sup id="cite_ref-ncbi.nlm.nih.gov_5-0" class="reference"><a href="#cite_note-ncbi.nlm.nih.gov-5"><span class="cite-bracket">[</span>5<span class="cite-bracket">]</span></a></sup> meaning that each code necessarily has one and only one parent code, except for the 14 codes at the topmost level which have no parents. The codes are semantic identifiers,<sup id="cite_ref-ncbi.nlm.nih.gov_5-1" class="reference"><a href="#cite_note-ncbi.nlm.nih.gov-5"><span class="cite-bracket">[</span>5<span class="cite-bracket">]</span></a></sup> meaning they depict information by themselves beyond serving as identifiers (namely, the codes depict themselves the complete lineage of parenthood). As of 7 May 2020, there are 6,331 codes in ATC; the table below gives the count per level.<sup id="cite_ref-6" class="reference"><a href="#cite_note-6"><span class="cite-bracket">[</span>6<span class="cite-bracket">]</span></a></sup> </p> <table class="wikitable"> <tbody><tr> <th>ATC level</th> <th>Codes</th> <th>Different names/pharmaceuticals </th></tr> <tr> <td>Level 1</td> <td>14</td> <td>14 </td></tr> <tr> <td>Level 2</td> <td>94</td> <td>94 </td></tr> <tr> <td>Level 3</td> <td>267</td> <td>262 </td></tr> <tr> <td>Level 4</td> <td>889</td> <td>819 </td></tr> <tr> <td>Level 5</td> <td>5067</td> <td>4363 </td></tr></tbody></table> <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=Anatomical_Therapeutic_Chemical_Classification_System&action=edit&section=2" title="Edit section: History"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <p>The ATC system is based on the earlier Anatomical Classification System, which is intended as a tool for the pharmaceutical industry to classify pharmaceutical products (as opposed to their active ingredients).<sup id="cite_ref-7" class="reference"><a href="#cite_note-7"><span class="cite-bracket">[</span>7<span class="cite-bracket">]</span></a></sup> This system, confusingly also called ATC, was initiated in 1971 by the <a href="/wiki/European_Pharmaceutical_Market_Research_Association" title="European Pharmaceutical Market Research Association">European Pharmaceutical Market Research Association</a> (EphMRA) and is being maintained by the EphMRA and Intellus. Its codes are organised into four levels.<sup id="cite_ref-8" class="reference"><a href="#cite_note-8"><span class="cite-bracket">[</span>8<span class="cite-bracket">]</span></a></sup> The WHO's system, having five levels, is an extension and modification of the EphMRA's. It was first published in 1976.<sup id="cite_ref-history_2-1" class="reference"><a href="#cite_note-history-2"><span class="cite-bracket">[</span>2<span class="cite-bracket">]</span></a></sup> </p> <div class="mw-heading mw-heading2"><h2 id="Classification">Classification</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Anatomical_Therapeutic_Chemical_Classification_System&action=edit&section=3" title="Edit section: Classification"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <p>In this system, drugs are classified into groups at five different levels:<sup id="cite_ref-9" class="reference"><a href="#cite_note-9"><span class="cite-bracket">[</span>9<span class="cite-bracket">]</span></a></sup> </p> <div class="mw-heading mw-heading3"><h3 id="First_level">First level</h3><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Anatomical_Therapeutic_Chemical_Classification_System&action=edit&section=4" title="Edit section: First level"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <p>The first level of the code indicates the anatomical main group and consists of one letter. There are 14 main groups:<sup id="cite_ref-10" class="reference"><a href="#cite_note-10"><span class="cite-bracket">[</span>10<span class="cite-bracket">]</span></a></sup> </p> <table class="wikitable"> <tbody><tr> <th>Code </th> <th>Contents </th></tr> <tr> <td><b><a href="/wiki/ATC_code_A" title="ATC code A">A</a></b> </td> <td><a href="/wiki/Alimentary_tract" class="mw-redirect" title="Alimentary tract">Alimentary tract</a> and <a href="/wiki/Metabolism" title="Metabolism">metabolism</a> </td></tr> <tr> <td><b><a href="/wiki/ATC_code_B" title="ATC code B">B</a></b> </td> <td><a href="/wiki/Blood" title="Blood">Blood</a> and <a href="/wiki/Haematopoiesis" title="Haematopoiesis">blood forming organs</a> </td></tr> <tr> <td><b><a href="/wiki/ATC_code_C" title="ATC code C">C</a></b> </td> <td><a href="/wiki/Cardiovascular_system" class="mw-redirect" title="Cardiovascular system">Cardiovascular system</a> </td></tr> <tr> <td><b><a href="/wiki/ATC_code_D" title="ATC code D">D</a></b> </td> <td><a href="/wiki/Dermatological" class="mw-redirect" title="Dermatological">Dermatologicals</a> </td></tr> <tr> <td><b><a href="/wiki/ATC_code_G" title="ATC code G">G</a></b> </td> <td><a href="/wiki/Genito-urinary_system" class="mw-redirect" title="Genito-urinary system">Genito-urinary system</a> and <a href="/wiki/Sex_hormone" title="Sex hormone">sex hormones</a> </td></tr> <tr> <td><b><a href="/wiki/ATC_code_H" title="ATC code H">H</a></b> </td> <td>Systemic <a href="/wiki/Hormone" title="Hormone">hormonal</a> preparations, excluding sex hormones and insulins </td></tr> <tr> <td><b><a href="/wiki/ATC_code_J" title="ATC code J">J</a></b> </td> <td><a href="/wiki/Antiinfective" class="mw-redirect" title="Antiinfective">Antiinfectives</a> for systemic use </td></tr> <tr> <td><b><a href="/wiki/ATC_code_L" title="ATC code L">L</a></b> </td> <td><a href="/wiki/Antineoplastic" class="mw-redirect" title="Antineoplastic">Antineoplastic</a> and <a href="/wiki/Immunomodulator" class="mw-redirect" title="Immunomodulator">immunomodulating</a> agents </td></tr> <tr> <td><b><a href="/wiki/ATC_code_M" title="ATC code M">M</a></b> </td> <td><a href="/wiki/Musculo-skeletal_system" class="mw-redirect" title="Musculo-skeletal system">Musculo-skeletal system</a> </td></tr> <tr> <td><b><a href="/wiki/ATC_code_N" title="ATC code N">N</a></b> </td> <td><a href="/wiki/Nervous_system" title="Nervous system">Nervous system</a> </td></tr> <tr> <td><b><a href="/wiki/ATC_code_P" title="ATC code P">P</a></b> </td> <td><a href="/wiki/Antiparasitic" title="Antiparasitic">Antiparasitic</a> products, <a href="/wiki/Insecticide" title="Insecticide">insecticides</a> and <a href="/wiki/Insect_repellent" title="Insect repellent">repellents</a> </td></tr> <tr> <td><b><a href="/wiki/ATC_code_R" title="ATC code R">R</a></b> </td> <td><a href="/wiki/Respiratory_system" title="Respiratory system">Respiratory system</a> </td></tr> <tr> <td><b><a href="/wiki/ATC_code_S" title="ATC code S">S</a></b> </td> <td><a href="/wiki/Sensory_organ" class="mw-redirect" title="Sensory organ">Sensory organs</a> </td></tr> <tr> <td><b><a href="/wiki/ATC_code_V" title="ATC code V">V</a></b> </td> <td>Various </td></tr></tbody></table> <p><i>Example</i>: <a href="/wiki/ATC_code_C" title="ATC code C"><b>C</b></a> <a href="/wiki/Cardiovascular_system" class="mw-redirect" title="Cardiovascular system">Cardiovascular system</a> </p> <div class="mw-heading mw-heading3"><h3 id="Second_level">Second level</h3><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Anatomical_Therapeutic_Chemical_Classification_System&action=edit&section=5" title="Edit section: Second level"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <p>The second level of the code indicates the therapeutic subgroup and consists of two digits.<sup id="cite_ref-11" class="reference"><a href="#cite_note-11"><span class="cite-bracket">[</span>11<span class="cite-bracket">]</span></a></sup> </p><p><i>Example</i>: <a href="/wiki/ATC_code_C03" title="ATC code C03">C<b>03</b></a> <a href="/wiki/Diuretic" title="Diuretic">Diuretics</a> </p> <div class="mw-heading mw-heading3"><h3 id="Third_level">Third level</h3><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Anatomical_Therapeutic_Chemical_Classification_System&action=edit&section=6" title="Edit section: Third level"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <p>The third level of the code indicates the therapeutic/pharmacological subgroup and consists of one letter. </p><p><i>Example</i>: C03<b>C</b> High-ceiling diuretics </p> <div class="mw-heading mw-heading3"><h3 id="Fourth_level">Fourth level</h3><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Anatomical_Therapeutic_Chemical_Classification_System&action=edit&section=7" title="Edit section: Fourth level"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <p>The fourth level of the code indicates the chemical/therapeutic/pharmacological subgroup and consists of one letter. </p><p><i>Example</i>: C03C<b>A</b> <a href="/wiki/Sulfonamide_(medicine)" title="Sulfonamide (medicine)">Sulfonamides</a> </p> <div class="mw-heading mw-heading3"><h3 id="Fifth_level">Fifth level</h3><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Anatomical_Therapeutic_Chemical_Classification_System&action=edit&section=8" title="Edit section: Fifth level"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <p>The fifth level of the code indicates the chemical substance and consists of two digits. </p><p><i>Example</i>: C03CA<b>01</b> <a href="/wiki/Furosemide" title="Furosemide">furosemide</a> </p> <div class="mw-heading mw-heading2"><h2 id="Other_ATC_classification_systems">Other ATC classification systems</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Anatomical_Therapeutic_Chemical_Classification_System&action=edit&section=9" title="Edit section: Other ATC classification systems"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <div class="mw-heading mw-heading3"><h3 id="ATCvet">ATCvet</h3><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Anatomical_Therapeutic_Chemical_Classification_System&action=edit&section=10" title="Edit section: ATCvet"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <p>The <i>Anatomical Therapeutic Chemical Classification System for veterinary medicinal products</i> (ATCvet) is used to classify <a href="/wiki/Veterinary" class="mw-redirect" title="Veterinary">veterinary</a> drugs. ATCvet codes can be created by placing the letter Q in front of the ATC code of most human medications. For example, furosemide for veterinary use has the code <b>Q</b>C03CA01. </p><p>Some codes are used exclusively for veterinary drugs, such as <i><a href="/wiki/ATCvet_code_QI" title="ATCvet code QI">QI</a> Immunologicals</i>, <i><a href="/wiki/ATCvet_code_QJ51" title="ATCvet code QJ51">QJ51</a> Antibacterials for intramammary use</i> or <i>QN05AX90 <a href="/wiki/Amperozide" title="Amperozide">amperozide</a></i>.<sup id="cite_ref-12" class="reference"><a href="#cite_note-12"><span class="cite-bracket">[</span>12<span class="cite-bracket">]</span></a></sup> </p> <div class="mw-heading mw-heading3"><h3 id="Herbal_ATC_(HATC)"><span id="Herbal_ATC_.28HATC.29"></span>Herbal ATC (HATC)</h3><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Anatomical_Therapeutic_Chemical_Classification_System&action=edit&section=11" title="Edit section: Herbal ATC (HATC)"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <p>The Herbal ATC system (HATC) is an ATC classification of <a href="/wiki/Herbal_medicine" title="Herbal medicine">herbal substances</a>; it differs from the regular ATC system by using 4 digits instead of 2 at the 5th level group.<sup id="cite_ref-13" class="reference"><a href="#cite_note-13"><span class="cite-bracket">[</span>13<span class="cite-bracket">]</span></a></sup> </p><p>The herbal classification is not adopted by WHO. The <a href="/wiki/Uppsala_Monitoring_Centre" title="Uppsala Monitoring Centre">Uppsala Monitoring Centre</a> is responsible for the Herbal ATC classification, and it is part of the <a href="/wiki/WHO_Drug_Dictionary" title="WHO Drug Dictionary">WHODrug Global</a> portfolio available by <a href="/wiki/Subscription_business_model" title="Subscription business model">subscription</a>.<sup id="cite_ref-14" class="reference"><a href="#cite_note-14"><span class="cite-bracket">[</span>14<span class="cite-bracket">]</span></a></sup> </p> <div class="mw-heading mw-heading2"><h2 id="Defined_daily_dose">Defined daily dose</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Anatomical_Therapeutic_Chemical_Classification_System&action=edit&section=12" title="Edit section: Defined daily dose"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <style data-mw-deduplicate="TemplateStyles:r1236090951">.mw-parser-output .hatnote{font-style:italic}.mw-parser-output div.hatnote{padding-left:1.6em;margin-bottom:0.5em}.mw-parser-output .hatnote i{font-style:normal}.mw-parser-output .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">Main article: <a href="/wiki/Defined_daily_dose" title="Defined daily dose">Defined daily dose</a></div> <p>The ATC system also includes defined daily doses (DDDs) for many drugs. This is a measurement of drug consumption based on the usual daily dose for a given drug. According to the definition, "[t]he DDD is the assumed average maintenance dose per day for a drug used for its main indication in adults."<sup id="cite_ref-15" class="reference"><a href="#cite_note-15"><span class="cite-bracket">[</span>15<span class="cite-bracket">]</span></a></sup> </p> <div class="mw-heading mw-heading2"><h2 id="Adaptations_and_updates">Adaptations and updates</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Anatomical_Therapeutic_Chemical_Classification_System&action=edit&section=13" title="Edit section: Adaptations and updates"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <p>National issues of the ATC classification, such as the <a href="/wiki/Germany" title="Germany">German</a> <i>Anatomisch-therapeutisch-chemische Klassifikation mit Tagesdosen</i>, may include additional codes and DDDs not present in the WHO version.<sup id="cite_ref-16" class="reference"><a href="#cite_note-16"><span class="cite-bracket">[</span>16<span class="cite-bracket">]</span></a></sup> </p><p>ATC follows guidelines<sup id="cite_ref-17" class="reference"><a href="#cite_note-17"><span class="cite-bracket">[</span>17<span class="cite-bracket">]</span></a></sup> in creating new codes for newly approved drugs. An application is submitted to WHO for ATC classification and DDD assignment. A preliminary or temporary code is assigned and published on the website and in the <i>WHO Drug Information</i> for comment or objection. New ATC/DDD codes are discussed at the semi-annual Working Group meeting. If accepted it becomes a final decision and published semi-annually on the website and <i>WHO Drug Information</i> and implemented in the annual print/on-line ACT/DDD Index on January 1.<sup id="cite_ref-18" class="reference"><a href="#cite_note-18"><span class="cite-bracket">[</span>18<span class="cite-bracket">]</span></a></sup> </p><p>Changes to existing ATC/DDD follow a similar process to become temporary codes and if accepted become a final decision as ATC/DDD alterations. ATC and DDD alterations are only valid and implemented in the coming annual updates; the original codes must continue until the end of the year.<sup id="cite_ref-19" class="reference"><a href="#cite_note-19"><span class="cite-bracket">[</span>19<span class="cite-bracket">]</span></a></sup><sup id="cite_ref-20" class="reference"><a href="#cite_note-20"><span class="cite-bracket">[</span>20<span class="cite-bracket">]</span></a></sup> An updated version of the complete on-line/print ATC index with DDDs is published annually on January 1.<sup id="cite_ref-21" class="reference"><a href="#cite_note-21"><span class="cite-bracket">[</span>21<span class="cite-bracket">]</span></a></sup> </p> <div class="mw-heading mw-heading2"><h2 id="See_also">See also</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Anatomical_Therapeutic_Chemical_Classification_System&action=edit&section=14" title="Edit section: See also"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <ul><li><a href="/wiki/Classification_of_Pharmaco-Therapeutic_Referrals" title="Classification of Pharmaco-Therapeutic Referrals">Classification of Pharmaco-Therapeutic Referrals</a> (CPR)</li> <li><a href="/wiki/ICD-10" title="ICD-10">ICD-10</a> International Classification of Diseases</li> <li><a href="/wiki/International_Classification_of_Primary_Care" title="International Classification of Primary Care">International Classification of Primary Care</a> (ICPC-2) / <a href="/wiki/ICPC-2_PLUS" title="ICPC-2 PLUS">ICPC-2 PLUS</a></li> <li><a href="/wiki/Medical_classification" title="Medical classification">Medical classification</a></li> <li><a href="/wiki/Pharmaceutical_care" title="Pharmaceutical care">Pharmaceutical care</a></li> <li><a href="/wiki/Pharmacotherapy" title="Pharmacotherapy">Pharmacotherapy</a></li> <li><a href="/wiki/RxNorm" title="RxNorm">RxNorm</a></li></ul> <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=Anatomical_Therapeutic_Chemical_Classification_System&action=edit&section=15" 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 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Family Medicine Research Centre. <a rel="nofollow" class="external text" href="https://ghostarchive.org/archive/20221009/https://www.sydney.edu.au/dam/corporate/documents/faculty-of-medicine-and-health/research/centres-institutes-groups/caps-brochure.pdf">Archived</a> <span class="cs1-format">(PDF)</span> from the original on 2022-10-09.</cite><span title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&rft.genre=unknown&rft.btitle=ATC%3A+Introduction+-+page+2+of+CAPS&rft.pub=Family+Medicine+Research+Centre&rft_id=https%3A%2F%2Fwww.sydney.edu.au%2Fdam%2Fcorporate%2Fdocuments%2Ffaculty-of-medicine-and-health%2Fresearch%2Fcentres-institutes-groups%2Fcaps-brochure.pdf&rfr_id=info%3Asid%2Fen.wikipedia.org%3AAnatomical+Therapeutic+Chemical+Classification+System" class="Z3988"></span> from <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.sydney.edu.au/medicine-health/our-research/research-centres/who-collaborating-centre-for-strengthening-rehabilitation-capacity-in-health-systems/classifications-and-terminologies.html">"Health classifications and terminologies - CAPS - Coding Atlas for Pharmaceutical Substances"</a>. Faculty of Medicine and Health <a href="/wiki/University_of_Sydney" title="University of Sydney">University of Sydney</a><span class="reference-accessdate">. Retrieved <span class="nowrap">18 June</span> 2021</span>.</cite><span title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&rft.genre=unknown&rft.btitle=Health+classifications+and+terminologies+-+CAPS+-+Coding+Atlas+for+Pharmaceutical+Substances&rft.pub=Faculty+of+Medicine+and+Health+University+of+Sydney&rft_id=https%3A%2F%2Fwww.sydney.edu.au%2Fmedicine-health%2Four-research%2Fresearch-centres%2Fwho-collaborating-centre-for-strengthening-rehabilitation-capacity-in-health-systems%2Fclassifications-and-terminologies.html&rfr_id=info%3Asid%2Fen.wikipedia.org%3AAnatomical+Therapeutic+Chemical+Classification+System" class="Z3988"></span></li> <li><a rel="nofollow" class="external text" href="http://www.ephmra.org/Classification">EphMRA Anatomical Classification (ATC and NFC)</a></li> <li><a rel="nofollow" class="external text" href="https://github.com/fabkury/atcd">atcd</a>. <a href="/wiki/R_(programming_language)" title="R (programming language)">R</a> script to scrape the ATC data from the WHOCC website; contains link to download entire ATC tree.</li></ul> <div class="navbox-styles"><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 dt,.mw-parser-output .hlist li{margin:0;display:inline}.mw-parser-output .hlist.inline,.mw-parser-output .hlist.inline dl,.mw-parser-output .hlist.inline ol,.mw-parser-output .hlist.inline ul,.mw-parser-output .hlist dl dl,.mw-parser-output .hlist dl ol,.mw-parser-output .hlist dl ul,.mw-parser-output .hlist ol dl,.mw-parser-output .hlist ol ol,.mw-parser-output .hlist ol ul,.mw-parser-output .hlist ul dl,.mw-parser-output .hlist ul ol,.mw-parser-output .hlist ul ul{display:inline}.mw-parser-output .hlist .mw-empty-li{display:none}.mw-parser-output .hlist dt::after{content:": "}.mw-parser-output .hlist dd::after,.mw-parser-output .hlist li::after{content:" 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.navbox-even{background-color:#f7f7f7}.mw-parser-output .navbox-odd{background-color:transparent}.mw-parser-output .navbox .hlist td dl,.mw-parser-output .navbox .hlist td ol,.mw-parser-output .navbox .hlist td ul,.mw-parser-output .navbox td.hlist dl,.mw-parser-output .navbox td.hlist ol,.mw-parser-output .navbox td.hlist ul{padding:0.125em 0}.mw-parser-output .navbox .navbar{display:block;font-size:100%}.mw-parser-output .navbox-title .navbar{float:left;text-align:left;margin-right:0.5em}body.skin--responsive .mw-parser-output .navbox-image img{max-width:none!important}@media print{body.ns-0 .mw-parser-output .navbox{display:none!important}}</style></div><div role="navigation" class="navbox" aria-labelledby="Major_chemical_drug_groups_–_based_upon_the_Anatomical_Therapeutic_Chemical_Classification_System" style="padding:3px"><table class="nowraplinks hlist mw-collapsible autocollapse navbox-inner" style="border-spacing:0;background:transparent;color:inherit"><tbody><tr><th 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style="font-size:114%;margin:0 4em">Major chemical drug groups – based upon the <a class="mw-selflink selflink">Anatomical Therapeutic Chemical Classification System</a></div></th></tr><tr><th scope="row" class="navbox-group" style="width:1%"><a href="/wiki/Human_gastrointestinal_tract" class="mw-redirect" title="Human gastrointestinal tract">gastrointestinal tract</a><br />/ <a href="/wiki/Metabolism" title="Metabolism">metabolism</a> (<a href="/wiki/ATC_code_A" title="ATC code A">A</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><i>stomach acid</i> <ul><li><a href="/wiki/Antacid" title="Antacid">Antacids</a></li> <li><a href="/wiki/H2_antagonist" class="mw-redirect" title="H2 antagonist">H<sub>2</sub> antagonists</a></li> <li><a href="/wiki/Proton-pump_inhibitor" title="Proton-pump inhibitor">Proton-pump inhibitors</a></li></ul></li> <li><a href="/wiki/Antiemetic" title="Antiemetic">Antiemetics</a></li> <li><a href="/wiki/Laxative" title="Laxative">Laxatives</a></li> <li><a href="/wiki/Antidiarrhoeal" class="mw-redirect" title="Antidiarrhoeal">Antidiarrhoeals</a> / <a href="/wiki/Antipropulsive" title="Antipropulsive">Antipropulsives</a></li> <li><a href="/wiki/Anti-obesity_medication" title="Anti-obesity medication">Anti-obesity drugs</a></li> <li><a href="/wiki/Diabetes_medication" title="Diabetes medication">Diabetes medication</a></li> <li><a href="/wiki/Vitamin" title="Vitamin">Vitamins</a></li> <li><a href="/wiki/Dietary_mineral" class="mw-redirect" title="Dietary mineral">Dietary minerals</a></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%"><a href="/wiki/Blood" title="Blood">blood</a> and blood<br />forming organs (<a href="/wiki/ATC_code_B" title="ATC code B">B</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/Antithrombotic" title="Antithrombotic">Antithrombotics</a> <ul><li><a href="/wiki/Antiplatelet_drug" title="Antiplatelet drug">Antiplatelets</a></li> <li><a href="/wiki/Anticoagulant" title="Anticoagulant">Anticoagulants</a></li> <li><a href="/wiki/Thrombolytic_drug" class="mw-redirect" title="Thrombolytic drug">Thrombolytics / fibrinolytics</a></li></ul></li> <li><a href="/wiki/Antihemorrhagic" title="Antihemorrhagic">Antihemorrhagics</a> <ul><li><a href="/wiki/Platelet" title="Platelet">Platelets</a></li> <li><a href="/wiki/Coagulation" title="Coagulation">Coagulants</a></li> <li><a href="/wiki/Antifibrinolytic" title="Antifibrinolytic">Antifibrinolytics</a></li></ul></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%"><a href="/wiki/Circulatory_system" title="Circulatory system">cardiovascular<br />system</a> (<a href="/wiki/ATC_code_C" title="ATC code C">C</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><i>cardiac therapy / <a href="/wiki/Antianginal" title="Antianginal">antianginals</a></i> <ul><li><a href="/wiki/Cardiac_glycoside" title="Cardiac glycoside">Cardiac glycosides</a></li> <li><a href="/wiki/Antiarrhythmic_agent" title="Antiarrhythmic agent">Antiarrhythmics</a></li> <li><a href="/wiki/Cardiac_stimulant" title="Cardiac stimulant">Cardiac stimulants</a></li></ul></li> <li><a href="/wiki/Antihypertensive_drug" class="mw-redirect" title="Antihypertensive drug">Antihypertensives</a></li> <li><a href="/wiki/Diuretic" title="Diuretic">Diuretics</a></li> <li><a href="/wiki/Vasodilation" title="Vasodilation">Vasodilators</a></li> <li><a href="/wiki/Beta_blocker" title="Beta blocker">Beta blockers</a></li> <li><a href="/wiki/Calcium_channel_blocker" title="Calcium channel blocker">Calcium channel blockers</a></li> <li><i><a href="/wiki/Renin%E2%80%93angiotensin_system" title="Renin–angiotensin system">renin–angiotensin system</a></i> <ul><li><a href="/wiki/ACE_inhibitor" title="ACE inhibitor">ACE inhibitors</a></li> <li><a href="/wiki/Angiotensin_II_receptor_antagonist" class="mw-redirect" title="Angiotensin II receptor antagonist">Angiotensin II receptor antagonists</a></li> <li><a href="/wiki/Renin_inhibitor" title="Renin inhibitor">Renin inhibitors</a></li></ul></li> <li><a href="/wiki/Hypolipidemic_agent" class="mw-redirect" title="Hypolipidemic agent">Antihyperlipidemics</a> <ul><li><a href="/wiki/Statin" title="Statin">Statins</a></li> <li><a href="/wiki/Fibrate" title="Fibrate">Fibrates</a></li> <li><a href="/wiki/Bile_acid_sequestrant" title="Bile acid sequestrant">Bile acid sequestrants</a></li></ul></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%"><a href="/wiki/Human_skin" title="Human skin">skin</a> (<a href="/wiki/ATC_code_D" title="ATC code D">D</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/Emollient" class="mw-redirect" title="Emollient">Emollients</a></li> <li><a href="/wiki/Cicatrizant" class="mw-redirect" title="Cicatrizant">Cicatrizants</a></li> <li><a href="/wiki/Antipruritic" title="Antipruritic">Antipruritics</a></li> <li><a href="/wiki/Antipsoriatic" class="mw-redirect" title="Antipsoriatic">Antipsoriatics</a></li> <li><a href="/wiki/ATC_code_D09" title="ATC code D09">Medicated dressings</a></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%"><a href="/wiki/Genitourinary_system" title="Genitourinary system">genitourinary<br />system</a> (<a href="/wiki/ATC_code_G" title="ATC code G">G</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/Hormonal_contraception" title="Hormonal contraception">Hormonal contraception</a></li> <li><a href="/wiki/Fertility_medication" title="Fertility medication">Fertility agents</a></li> <li><a href="/wiki/Selective_estrogen_receptor_modulator" title="Selective estrogen receptor modulator">Selective estrogen receptor modulators</a></li> <li><a href="/wiki/Sex_steroid" class="mw-redirect" title="Sex steroid">Sex hormones</a></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%"><a href="/wiki/Endocrine_system" title="Endocrine system">endocrine<br />system</a> (<a href="/wiki/ATC_code_H" title="ATC code H">H</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/Hypothalamic%E2%80%93pituitary_hormone" title="Hypothalamic–pituitary hormone">Hypothalamic–pituitary hormones</a></li> <li><a href="/wiki/Corticosteroid" title="Corticosteroid">Corticosteroids</a> <ul><li><a href="/wiki/Glucocorticoid" title="Glucocorticoid">Glucocorticoids</a></li> <li><a href="/wiki/Mineralocorticoid" title="Mineralocorticoid">Mineralocorticoids</a></li></ul></li> <li><a href="/wiki/Sex_steroid" class="mw-redirect" title="Sex steroid">Sex hormones</a></li> <li><a href="/wiki/Thyroid_hormone" class="mw-redirect" title="Thyroid hormone">Thyroid hormones</a> / <a href="/wiki/Antithyroid_agent" title="Antithyroid agent">Antithyroid agents</a></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%"><a href="/wiki/Infection" title="Infection">infections</a> and<br /><a href="https://en.wiktionary.org/wiki/infestation" class="extiw" title="wikt:infestation">infestations</a> (<a href="/wiki/ATC_code_J" title="ATC code J">J</a>, <a href="/wiki/ATC_code_P" title="ATC code P">P</a>, <a href="/wiki/ATCvet_code_QI" title="ATCvet code QI">QI</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/Antimicrobial" title="Antimicrobial">Antimicrobials</a>: <a href="/wiki/Antibacterial" class="mw-redirect" title="Antibacterial">Antibacterials</a> (<a href="/wiki/Antimycobacterial" title="Antimycobacterial">Antimycobacterials</a>)</li> <li><a href="/wiki/Antifungal_drug" class="mw-redirect" title="Antifungal drug">Antifungals</a></li> <li><a href="/wiki/Antiviral_drug" title="Antiviral drug">Antivirals</a></li> <li><a href="/wiki/Antiparasitic" title="Antiparasitic">Antiparasitics</a> <ul><li><a href="/wiki/Antiprotozoal_agent" class="mw-redirect" title="Antiprotozoal agent">Antiprotozoals</a></li> <li><a href="/wiki/Anthelmintic" title="Anthelmintic">Anthelmintics</a></li> <li><a href="/wiki/Ectoparasiticide" title="Ectoparasiticide">Ectoparasiticides</a></li></ul></li> <li><a href="/wiki/Intravenous_immunoglobulin" class="mw-redirect" title="Intravenous immunoglobulin">Intravenous immunoglobulin</a></li> <li><a href="/wiki/Vaccine" title="Vaccine">Vaccines</a></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%"><a href="/wiki/Malignant" class="mw-redirect" title="Malignant">malignant</a> disease<br />(<a href="/wiki/ATC_code_L" title="ATC code L">L01–L02</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/Chemotherapy" title="Chemotherapy">Anticancer agents</a> <ul><li><a href="/wiki/Antimetabolite" title="Antimetabolite">Antimetabolites</a></li> <li><a href="/wiki/Alkylating_antineoplastic_agent" title="Alkylating antineoplastic agent">Alkylating</a></li> <li><a href="/wiki/Spindle_poison" title="Spindle poison">Spindle poisons</a></li> <li><a href="/wiki/Antineoplastic" class="mw-redirect" title="Antineoplastic">Antineoplastic</a></li> <li><a href="/wiki/Topoisomerase_inhibitor" title="Topoisomerase inhibitor">Topoisomerase inhibitors</a></li></ul></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%"><a href="/wiki/Immune_system" title="Immune system">immune</a> disease<br />(<a href="/wiki/ATC_code_L" title="ATC code L">L03–L04</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/Immunomodulator" class="mw-redirect" title="Immunomodulator">Immunomodulators</a> <ul><li><a href="/wiki/Immunostimulant" title="Immunostimulant">Immunostimulants</a></li> <li><a href="/wiki/Immunosuppressive_drug" title="Immunosuppressive drug">Immunosuppressants</a></li></ul></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%"><a href="/wiki/Muscle" title="Muscle">muscles</a>, <a href="/wiki/Bone" title="Bone">bones</a>,<br />and <a href="/wiki/Joint" title="Joint">joints</a> (<a href="/wiki/ATC_code_M" title="ATC code M">M</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/Anabolic_steroid" title="Anabolic steroid">Anabolic steroids</a></li> <li><a href="/wiki/Anti-inflammatory" title="Anti-inflammatory">Anti-inflammatories</a> <ul><li><a href="/wiki/Non-steroidal_anti-inflammatory_drug" class="mw-redirect" title="Non-steroidal anti-inflammatory drug">Non-steroidal anti-inflammatory drugs</a></li></ul></li> <li><a href="/wiki/Disease-modifying_antirheumatic_drug" title="Disease-modifying antirheumatic drug">Antirheumatics</a></li> <li><a href="/wiki/Corticosteroid" title="Corticosteroid">Corticosteroids</a></li> <li><a href="/wiki/Muscle_relaxant" title="Muscle relaxant">Muscle relaxants</a></li> <li><a href="/wiki/Bisphosphonate" title="Bisphosphonate">Bisphosphonates</a></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%"><a href="/wiki/Human_brain" title="Human brain">brain</a> and<br /><a href="/wiki/Nervous_system" title="Nervous system">nervous system</a> (<a href="/wiki/ATC_code_N" title="ATC code N">N</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/Analgesic" title="Analgesic">Analgesics</a></li> <li><a href="/wiki/Anesthetic" title="Anesthetic">Anesthetics</a> <ul><li><a href="/wiki/General_anaesthetic" title="General anaesthetic">General</a></li> <li><a href="/wiki/Local_anesthetic" title="Local anesthetic">Local</a></li></ul></li> <li><a href="/wiki/Anorectic" title="Anorectic">Anorectics</a></li> <li><a href="/wiki/Antihyperkinetic" class="mw-redirect" title="Antihyperkinetic">Anti-ADHD agents</a></li> <li><a href="/wiki/Addiction_medicine" title="Addiction medicine">Antiaddictives</a></li> <li><a href="/wiki/Anticonvulsant" title="Anticonvulsant">Anticonvulsants</a></li> <li><a href="/wiki/Antidementia_drug" class="mw-redirect" title="Antidementia drug">Antidementia agents</a></li> <li><a href="/wiki/Antidepressant" title="Antidepressant">Antidepressants</a></li> <li><a href="/wiki/Antimigraine_drug" title="Antimigraine drug">Antimigraine agents</a></li> <li><a href="/wiki/Management_of_Parkinson%27s_disease#Medication" title="Management of Parkinson's disease">Antiparkinson agents</a></li> <li><a href="/wiki/Antipsychotic" title="Antipsychotic">Antipsychotics</a></li> <li><a href="/wiki/Anxiolytic" title="Anxiolytic">Anxiolytics</a></li> <li><a href="/wiki/Aphrodisiac" title="Aphrodisiac">Aphrodisiacs</a></li> <li><a href="/wiki/Depressant" title="Depressant">Depressants</a></li> <li><a href="/wiki/Entactogen" class="mw-redirect" title="Entactogen">Entactogens</a></li> <li><a href="/wiki/Entheogen" title="Entheogen">Entheogens</a></li> <li><a href="/wiki/Euphoria" title="Euphoria">Euphoriants</a></li> <li><a href="/wiki/Psychedelics,_dissociatives_and_deliriants" class="mw-redirect" title="Psychedelics, dissociatives and deliriants">Hallucinogens</a> <ul><li><a href="/wiki/Psychedelic_drug" title="Psychedelic drug">Psychedelics</a></li> <li><a href="/wiki/Dissociative" title="Dissociative">Dissociatives</a></li> <li><a href="/wiki/Deliriant" title="Deliriant">Deliriants</a></li></ul></li> <li><a href="/wiki/Hypnotic" title="Hypnotic">Hypnotics</a> / <a href="/wiki/Sedative" title="Sedative">Sedatives</a></li> <li><a href="/wiki/Mood_stabilizer" title="Mood stabilizer">Mood stabilizers</a></li> <li><a href="/wiki/Motivation-enhancing_drug" title="Motivation-enhancing drug">Motivation-enhancing drug</a></li> <li><a href="/wiki/Neuroprotective" class="mw-redirect" title="Neuroprotective">Neuroprotectives</a></li> <li><a href="/wiki/Nootropic" title="Nootropic">Nootropics</a></li> <li><a href="/wiki/Neurotoxin" title="Neurotoxin">Neurotoxins</a></li> <li><a href="/wiki/Orexigenic" class="mw-redirect" title="Orexigenic">Orexigenics</a></li> <li><a href="/wiki/Serenic" title="Serenic">Serenics</a></li> <li><a href="/wiki/Stimulant" title="Stimulant">Stimulants</a></li> <li><a href="/wiki/Wakefulness-promoting_agent" title="Wakefulness-promoting agent">Wakefulness-promoting agents</a></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%"><a href="/wiki/Respiratory_system" title="Respiratory system">respiratory<br />system</a> (<a href="/wiki/ATC_code_R" title="ATC code R">R</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/Decongestant" title="Decongestant">Decongestants</a></li> <li><a href="/wiki/Bronchodilator" title="Bronchodilator">Bronchodilators</a></li> <li><a href="/wiki/Cough_medicine" class="mw-redirect" title="Cough medicine">Cough medicines</a></li> <li><a href="/wiki/H1_antagonist" title="H1 antagonist">H<sub>1</sub> antagonists</a></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%"><a href="/wiki/Sense" title="Sense">sensory organs</a> (<a href="/wiki/ATC_code_S" title="ATC code S">S</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/Ophthalmology" title="Ophthalmology">Ophthalmologicals</a></li> <li><a href="/wiki/Otology" title="Otology">Otologicals</a></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%">other <a class="mw-selflink selflink">ATC</a> (<a href="/wiki/ATC_code_V" title="ATC code V">V</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/Antidote" title="Antidote">Antidotes</a></li> <li><a href="/wiki/Contrast_medium" class="mw-redirect" title="Contrast medium">Contrast media</a></li> <li><a href="/wiki/Radiopharmacology" title="Radiopharmacology">Radiopharmaceuticals</a></li> <li><a href="/wiki/Dressing_(medicine)" title="Dressing (medicine)">Dressings</a></li> <li><a href="/wiki/Senotherapeutics" class="mw-redirect" title="Senotherapeutics">Senotherapeutics</a></li></ul> </div></td></tr><tr><td class="navbox-abovebelow" colspan="2"><div> <ul><li><span class="noviewer" typeof="mw:File"><span title="Category"><img alt="" src="//upload.wikimedia.org/wikipedia/en/thumb/9/96/Symbol_category_class.svg/16px-Symbol_category_class.svg.png" decoding="async" width="16" height="16" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/en/thumb/9/96/Symbol_category_class.svg/23px-Symbol_category_class.svg.png 1.5x, //upload.wikimedia.org/wikipedia/en/thumb/9/96/Symbol_category_class.svg/31px-Symbol_category_class.svg.png 2x" data-file-width="180" data-file-height="185" /></span></span> <a href="/wiki/Category:Drugs" title="Category:Drugs">Drugs</a></li> <li><a href="/wiki/Category:Pharmacological_classification_systems" title="Category:Pharmacological classification systems">Pharmacological classification systems</a></li> <li><a href="/wiki/Category:ATC_codes" title="Category:ATC codes">ATC codes</a></li> <li><span class="noviewer" typeof="mw:File"><a href="/wiki/File:Symbol_portal_class.svg" class="mw-file-description" title="Portal"><img alt="" src="//upload.wikimedia.org/wikipedia/en/thumb/e/e2/Symbol_portal_class.svg/16px-Symbol_portal_class.svg.png" decoding="async" width="16" height="16" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/en/thumb/e/e2/Symbol_portal_class.svg/23px-Symbol_portal_class.svg.png 1.5x, //upload.wikimedia.org/wikipedia/en/thumb/e/e2/Symbol_portal_class.svg/31px-Symbol_portal_class.svg.png 2x" data-file-width="180" data-file-height="185" /></a></span> <a href="/wiki/Portal:Medicine" title="Portal:Medicine">Medicine portal</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="Medical_classification" 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:Medical_classification" title="Template:Medical classification"><abbr title="View this template">v</abbr></a></li><li class="nv-talk"><a href="/wiki/Template_talk:Medical_classification" title="Template talk:Medical classification"><abbr title="Discuss this template">t</abbr></a></li><li class="nv-edit"><a href="/wiki/Special:EditPage/Template:Medical_classification" title="Special:EditPage/Template:Medical classification"><abbr title="Edit this template">e</abbr></a></li></ul></div><div id="Medical_classification" style="font-size:114%;margin:0 4em"><a href="/wiki/Medical_classification" title="Medical classification">Medical classification</a></div></th></tr><tr><th scope="row" class="navbox-group" style="width:1%"><a href="/wiki/Topographical_code" title="Topographical code">Topographical codes</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/Federative_International_Committee_on_Anatomical_Terminology" class="mw-redirect" title="Federative International Committee on Anatomical Terminology">Terminologia</a> <ul><li><a href="/wiki/Terminologia_Anatomica" title="Terminologia Anatomica">TA</a></li> <li><a href="/wiki/Terminologia_Histologica" title="Terminologia Histologica">TH</a></li> <li><a href="/wiki/Terminologia_Embryologica" title="Terminologia Embryologica">TE</a></li></ul></li> <li><a href="/wiki/Systematized_Nomenclature_of_Medicine#T_(Topography)_--_Anatomic_terms" title="Systematized Nomenclature of Medicine">SNOMED T axis</a></li> <li><a href="/wiki/Medical_Subject_Headings" title="Medical Subject Headings">MeSH A axis</a></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%"><a href="/wiki/Diagnosis_code" title="Diagnosis code">Diagnostic codes</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%"><span class="nobold"><i>general:</i></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/International_Classification_of_Diseases" title="International Classification of Diseases">ICD</a> <ul><li><a href="/wiki/ICD-11" title="ICD-11">11</a></li> <li><a href="/wiki/ICD-10" title="ICD-10">10</a></li> <li><a href="/wiki/ICD-9" class="mw-redirect" title="ICD-9">9</a></li></ul></li> <li><a href="/wiki/International_Classification_of_Primary_Care" title="International Classification of Primary Care">ICPC-2</a></li> <li><a href="https://fr.wikipedia.org/wiki/Dictionnaire_des_r%C3%A9sultats_de_consultation" class="extiw" title="fr:Dictionnaire des résultats de consultation">DRC</a></li> <li><a href="/wiki/NANDA" class="mw-redirect" title="NANDA">NANDA</a></li> <li><a href="/wiki/Read_code" title="Read code">Read codes</a></li> <li><a href="/wiki/Systematized_Nomenclature_of_Medicine" title="Systematized Nomenclature of Medicine">SNOMED D axis</a></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%"><span class="nobold"><i>specialized:</i></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/International_Classification_of_Diseases_for_Oncology" title="International Classification of Diseases for Oncology">ICD-O</a></li> <li><a href="/wiki/International_Classification_of_Sleep_Disorders" title="International Classification of Sleep Disorders">ICSD</a></li> <li><a href="/wiki/International_Classification_of_Headache_Disorders" title="International Classification of Headache Disorders">ICHD</a></li> <li><a href="/wiki/The_International_League_of_Dermatological_Societies" title="The International League of Dermatological Societies">ILDS</a></li> <li><a href="/wiki/Diagnostic_and_Statistical_Manual_of_Mental_Disorders" title="Diagnostic and Statistical Manual of Mental Disorders">DSM</a> <ul><li><a href="/wiki/DSM-IV_codes" class="mw-redirect" title="DSM-IV codes">IV</a></li> <li><a href="/wiki/DSM-5" title="DSM-5">5</a></li></ul></li> <li><a href="/wiki/British_Pediatric_Association_Classification_of_Diseases" title="British Pediatric Association Classification of Diseases">BPA</a></li> <li><a href="/wiki/Chinese_Classification_of_Mental_Disorders" title="Chinese Classification of Mental Disorders">CCMD-3</a></li> <li><a href="/wiki/Orchard_Sports_Injury_and_Illness_Classification_System_(OSIICS)" class="mw-redirect" title="Orchard Sports Injury and Illness Classification System (OSIICS)">OSIICS</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/Procedure_code" title="Procedure code">Procedural codes</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/Healthcare_Common_Procedure_Coding_System" title="Healthcare Common Procedure Coding System">HCPCS</a> (<a href="/wiki/Current_Procedural_Terminology" title="Current Procedural Terminology">CPT</a>, <a href="/wiki/HCPCS_Level_2" title="HCPCS Level 2">Level 2</a>)</li> <li><a href="/wiki/International_Statistical_Classification_of_Diseases_and_Related_Health_Problems" class="mw-redirect" title="International Statistical Classification of Diseases and Related Health Problems">ICD</a> <ul><li><a href="/wiki/ICD-10_Procedure_Coding_System" title="ICD-10 Procedure Coding System">10 PCS</a></li> <li><a href="/wiki/ICD-9-CM_Volume_3" title="ICD-9-CM Volume 3">9-CM Volume 3</a></li> <li><a href="/wiki/International_Classification_of_Health_Interventions" title="International Classification of Health Interventions">ICHI</a></li></ul></li> <li><a href="/wiki/Nursing_Interventions_Classification" title="Nursing Interventions Classification">NIC</a></li> <li><a href="/wiki/Systematized_Nomenclature_of_Medicine" title="Systematized Nomenclature of Medicine">SNOMED P axis</a></li> <li><a href="/wiki/OPS-301" title="OPS-301">OPS-301</a></li> <li><a href="/wiki/Read_code" title="Read code">Read codes</a>/<a href="/wiki/OPCS-4" title="OPCS-4">OPCS-4</a></li> <li><a href="/wiki/Classification_Commune_des_Actes_M%C3%A9dicaux" title="Classification Commune des Actes Médicaux">CCAM</a></li> <li><a href="/wiki/LOINC" title="LOINC">LOINC</a></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%"><a href="/wiki/Pharmaceutical_code" title="Pharmaceutical code">Pharmaceutical codes</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 class="mw-selflink selflink">ATC</a></li> <li><a href="/wiki/National_drug_code" title="National drug code">NDC</a></li> <li><a href="/wiki/Systematized_Nomenclature_of_Medicine" title="Systematized Nomenclature of Medicine">SNOMED C axis</a></li> <li><a href="/wiki/Drug_Identification_Number" class="mw-redirect" title="Drug Identification Number">DIN</a></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%">Outcomes codes</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/Nursing_Outcomes_Classification" title="Nursing Outcomes Classification">NOC</a></li></ul> </div></td></tr></tbody></table></div> <style data-mw-deduplicate="TemplateStyles:r1130092004">.mw-parser-output .portal-bar{font-size:88%;font-weight:bold;display:flex;justify-content:center;align-items:baseline}.mw-parser-output .portal-bar-bordered{padding:0 2em;background-color:#fdfdfd;border:1px solid #a2a9b1;clear:both;margin:1em auto 0}.mw-parser-output .portal-bar-related{font-size:100%;justify-content:flex-start}.mw-parser-output .portal-bar-unbordered{padding:0 1.7em;margin-left:0}.mw-parser-output .portal-bar-header{margin:0 1em 0 0.5em;flex:0 0 auto;min-height:24px}.mw-parser-output .portal-bar-content{display:flex;flex-flow:row wrap;flex:0 1 auto;padding:0.15em 0;column-gap:1em;align-items:baseline;margin:0;list-style:none}.mw-parser-output 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