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</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">4.1</span> <span>Mechanism of action</span> </div> </a> <ul id="toc-Mechanism_of_action-sublist" class="vector-toc-list"> </ul> </li> <li id="toc-Pharmacokinetics" class="vector-toc-list-item vector-toc-level-2"> <a class="vector-toc-link" href="#Pharmacokinetics"> <div class="vector-toc-text"> <span class="vector-toc-numb">4.2</span> <span>Pharmacokinetics</span> </div> </a> <ul id="toc-Pharmacokinetics-sublist" class="vector-toc-list"> <li id="toc-Metabolism" class="vector-toc-list-item vector-toc-level-3"> <a class="vector-toc-link" href="#Metabolism"> <div class="vector-toc-text"> <span class="vector-toc-numb">4.2.1</span> <span>Metabolism</span> </div> </a> <ul id="toc-Metabolism-sublist" class="vector-toc-list"> </ul> 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href="https://azb.wikipedia.org/wiki/%D8%AF%D9%88%D9%81%D8%AA%DB%8C%D8%AF%DB%8C%D8%AF" title="دوفتیدید – South Azerbaijani" lang="azb" hreflang="azb" data-title="دوفتیدید" data-language-autonym="تۆرکجه" data-language-local-name="South Azerbaijani" class="interlanguage-link-target"><span>تۆرکجه</span></a></li><li class="interlanguage-link interwiki-cy mw-list-item"><a href="https://cy.wikipedia.org/wiki/Doffetilid" title="Doffetilid – Welsh" lang="cy" hreflang="cy" data-title="Doffetilid" data-language-autonym="Cymraeg" data-language-local-name="Welsh" class="interlanguage-link-target"><span>Cymraeg</span></a></li><li class="interlanguage-link interwiki-fa mw-list-item"><a href="https://fa.wikipedia.org/wiki/%D8%AF%D9%88%D9%81%D8%AA%DB%8C%D9%84%DB%8C%D8%AF" title="دوفتیلید – Persian" lang="fa" hreflang="fa" data-title="دوفتیلید" data-language-autonym="فارسی" data-language-local-name="Persian" class="interlanguage-link-target"><span>فارسی</span></a></li><li class="interlanguage-link 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srpski</span></a></li><li class="interlanguage-link interwiki-sh mw-list-item"><a href="https://sh.wikipedia.org/wiki/Dofetilid" title="Dofetilid – Serbo-Croatian" lang="sh" hreflang="sh" data-title="Dofetilid" 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-uk mw-list-item"><a href="https://uk.wikipedia.org/wiki/%D0%94%D0%BE%D1%84%D0%B5%D1%82%D0%B8%D0%BB%D1%96%D0%B4" title="Дофетилід – Ukrainian" lang="uk" hreflang="uk" data-title="Дофетилід" data-language-autonym="Українська" data-language-local-name="Ukrainian" class="interlanguage-link-target"><span>Українська</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/Q3712521#sitelinks-wikipedia" title="Edit interlanguage links" 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searchaux" style="display:none">Antiarrhythmic medication</div> <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): Dofetilide">Dofetilide</span></caption><tbody><tr><td colspan="2" class="infobox-image notheme" style="background-color: #f8f9fa;"><span class="mw-default-size" typeof="mw:File/Frameless"><a href="/wiki/File:Dofetilide.svg" class="mw-file-description"><img src="//upload.wikimedia.org/wikipedia/commons/thumb/0/0b/Dofetilide.svg/220px-Dofetilide.svg.png" decoding="async" width="220" height="83" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/0/0b/Dofetilide.svg/330px-Dofetilide.svg.png 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/0/0b/Dofetilide.svg/440px-Dofetilide.svg.png 2x" data-file-width="512" data-file-height="192" /></a></span></td></tr><tr><th colspan="2" class="infobox-header" style="background:#ddd">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">Tikosyn</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/dofetilide.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/a601235.html">a601235</a></span></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"><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><a href="/wiki/ATC_code_C01" title="ATC code C01">C01BD04</a> (<span title="www.whocc.no"><a rel="nofollow" class="external text" href="https://www.whocc.no/atc_ddd_index/?code=C01BD04">WHO</a></span>) </li></ul></div></td></tr><tr><th colspan="2" class="infobox-header" style="background:#ddd">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="United States">US</abbr>:</small> <a href="/wiki/Boxed_warning" title="Boxed warning"><span style="border:thin solid black;">WARNING</span></a><sup id="cite_ref-FDA-AllBoxedWarnings_1-0" class="reference"><a href="#cite_note-FDA-AllBoxedWarnings-1"><span class="cite-bracket">[</span>1<span class="cite-bracket">]</span></a></sup></li></ul></div> </td></tr><tr><th colspan="2" class="infobox-header" style="background:#ddd"><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">96% (oral)</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">60% -70%</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">10 hours</td></tr><tr><th colspan="2" class="infobox-header" style="background:#ddd">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>N</i>-[4-(2-{[2-(4-methane sulfonamidophenoxy)ethyl] (methyl)amino}ethyl)phenyl]methanesulfonamide</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=115256-11-6">115256-11-6</a></span><sup> <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/71329">71329</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=2604">2604</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/DB00204">DB00204</a></span><sup> <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.64435.html">64435</a></span><sup> <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/R4Z9X1N2ND">R4Z9X1N2ND</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/D00647">D00647</a></span><sup> <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:4681">CHEBI:4681</a></span><sup> <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/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/chembldb/index.php/compound/inspect/ChEMBL473">ChEMBL473</a></span><sup> <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/DTXSID5046433">DTXSID5046433</a> <span class="mw-valign-text-top noprint" typeof="mw:File/Frameless"><a href="https://www.wikidata.org/wiki/Q3712521#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/100.166.441">100.166.441</a> <span class="mw-valign-text-top noprint" typeof="mw:File/Frameless"><a href="https://www.wikidata.org/wiki/Q3712521#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">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>19</sub><span title="Hydrogen">H</span><sub>27</sub><span title="Nitrogen">N</span><sub>3</sub><span title="Oxygen">O</span><sub>5</sub><span title="Sulfur">S</span><sub>2</sub></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="7002441560000000000♠"></span>441.56</span> 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=O%3DS%28%3DO%29%28Nc1ccc%28cc1%29CCN%28CCOc2ccc%28cc2%29NS%28%3DO%29%28%3DO%29C%29C%29C">Interactive image</a></span></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/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%;">O=S(=O)(Nc1ccc(cc1)CCN(CCOc2ccc(cc2)NS(=O)(=O)C)C)C</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/C19H27N3O5S2/c1-22(13-12-16-4-6-17(7-5-16)20-28(2,23)24)14-15-27-19-10-8-18(9-11-19)21-29(3,25)26/h4-11,20-21H,12-15H2,1-3H3<sup> <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:IXTMWRCNAAVVAI-UHFFFAOYSA-N<sup> <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">  <span class="reflink plainlinks nourlexpansion"><a class="external text" href="https://en.wikipedia.org/w/index.php?title=Special:ComparePages&rev1=457790505&page2=Dofetilide">(verify)</a></span></span></td></tr></tbody></table> <p><b>Dofetilide</b> is a class III <a href="/wiki/Antiarrhythmic_agents" class="mw-redirect" title="Antiarrhythmic agents">antiarrhythmic agent</a>.<sup id="cite_ref-pmid10907968_2-0" class="reference"><a href="#cite_note-pmid10907968-2"><span class="cite-bracket">[</span>2<span class="cite-bracket">]</span></a></sup> It is marketed under the trade name <b>Tikosyn</b> by <a href="/wiki/Pfizer" title="Pfizer">Pfizer</a>, and is available in the <a href="/wiki/United_States" title="United States">United States</a> in capsules containing 125, 250, and 500 <a href="/wiki/Microgram" title="Microgram">μg</a> of dofetilide. It is not available in Europe<sup id="cite_ref-:1_3-0" class="reference"><a href="#cite_note-:1-3"><span class="cite-bracket">[</span>3<span class="cite-bracket">]</span></a></sup> or Australia.<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="Medical_uses">Medical uses</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Dofetilide&action=edit&section=1" title="Edit section: Medical uses"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <p>Dofetilide is used for the maintenance of <a href="/wiki/Sinus_rhythm" title="Sinus rhythm">sinus rhythm</a> in individuals prone to the occurrence of <a href="/wiki/Atrial_fibrillation" title="Atrial fibrillation">atrial fibrillation</a> and <a href="/wiki/Atrial_flutter" title="Atrial flutter">flutter</a> arrhythmias, and for chemical <a href="/wiki/Cardioversion" title="Cardioversion">cardioversion</a> to sinus rhythm from <a href="/wiki/Atrial_fibrillation" title="Atrial fibrillation">atrial fibrillation</a> and <a href="/wiki/Atrial_flutter" title="Atrial flutter">flutter</a>.<sup id="cite_ref-pmid18688699_5-0" class="reference"><a href="#cite_note-pmid18688699-5"><span class="cite-bracket">[</span>5<span class="cite-bracket">]</span></a></sup><sup id="cite_ref-pmid12845335_6-0" class="reference"><a href="#cite_note-pmid12845335-6"><span class="cite-bracket">[</span>6<span class="cite-bracket">]</span></a></sup> </p><p>Based on the results of the Danish Investigations of Arrhythmias and Mortality on Dofetilide ("DIAMOND") study,<sup id="cite_ref-Torp-Pedersen_1999_7-0" class="reference"><a href="#cite_note-Torp-Pedersen_1999-7"><span class="cite-bracket">[</span>7<span class="cite-bracket">]</span></a></sup> dofetilide does not affect mortality in the treatment of patients post-<a href="/wiki/Myocardial_infarction" title="Myocardial infarction">myocardial infarction</a> with <a href="/wiki/Left_ventricle" class="mw-redirect" title="Left ventricle">left ventricular</a> dysfunction, however it was shown to decrease all-cause readmissions as well as <a href="/wiki/Heart_failure" title="Heart failure">CHF</a>-related readmissions.<sup id="cite_ref-Torp-Pedersen_1999_7-1" class="reference"><a href="#cite_note-Torp-Pedersen_1999-7"><span class="cite-bracket">[</span>7<span class="cite-bracket">]</span></a></sup> Because of the results of the DIAMOND study, some physicians use dofetilide in the suppression of atrial fibrillation in individuals with LV dysfunction, however use appears limited: After initially receiving marketing approval in Europe in 1999, Pfizer voluntarily withdrew this approval in 2004 for commercial reasons<sup id="cite_ref-:1_3-1" class="reference"><a href="#cite_note-:1-3"><span class="cite-bracket">[</span>3<span class="cite-bracket">]</span></a></sup> and it is not registered in other first world countries. </p><p>It has clinical advantages over other class III antiarrhythmics in chemical cardioversion of atrial fibrillation, and maintenance of sinus rhythm, and does not have the pulmonary or hepatotoxicity of amiodarone, however atrial fibrillation is not generally considered life-threatening, and dofetilide causes an increased rate of potentially life-threatening arrhythmias in comparison to other therapies.<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> </p> <div class="mw-heading mw-heading2"><h2 id="Contraindications">Contraindications</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Dofetilide&action=edit&section=2" title="Edit section: Contraindications"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <p>Prior to administration of the first dose, the <a href="/wiki/Corrected_QT_interval" class="mw-redirect" title="Corrected QT interval">corrected QT</a> (QTc) must be determined. If the QTc is greater than 440 msec (or 500 msec in patients with <a href="/wiki/Conduction_abnormalities" class="mw-redirect" title="Conduction abnormalities">ventricular conduction abnormalities</a>), dofetilide is contraindicated. If heart rate is less than 60 bpm, the uncorrected <a href="/wiki/QT_interval" title="QT interval">QT interval</a> should be used. After each subsequent dose of dofetilide, QTc should be determined and dosing should be adjusted. </p><p>If at any time after the second dose of dofetilide the QTc is greater than 500 msec (550 msec in patients with ventricular conduction abnormalities), dofetilide should be discontinued. <sup id="cite_ref-:0_9-0" class="reference"><a href="#cite_note-:0-9"><span class="cite-bracket">[</span>9<span class="cite-bracket">]</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=Dofetilide&action=edit&section=3" title="Edit section: Adverse effects"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <p><a href="/wiki/Torsades_de_pointes" title="Torsades de pointes">Torsades de pointes</a> is the most serious side effect of dofetilide therapy. The incidence of torsades de pointes is 0.3-10.5% and is dose-related, with increased incidence associated with higher doses. The majority of episodes of torsades de pointes have occurred within the first three days of initial dosing. Patients should be hospitalized and monitored for the first three days after starting dofetilide.<sup id="cite_ref-Torp-Pedersen_1999_7-2" class="reference"><a href="#cite_note-Torp-Pedersen_1999-7"><span class="cite-bracket">[</span>7<span class="cite-bracket">]</span></a></sup> </p><p>The risk of inducing torsades de pointes can be decreased by taking precautions when initiating therapy, such as hospitalizing individuals for a minimum of three days for serial <a href="/wiki/Creatinine" title="Creatinine">creatinine</a> measurement, continuous <a href="/wiki/Telemetry" title="Telemetry">telemetry</a> monitoring and availability of cardiac resuscitation. </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=Dofetilide&action=edit&section=4" title="Edit section: Pharmacology"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <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=Dofetilide&action=edit&section=5" title="Edit section: Mechanism of action"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <p>Dofetilide works by selectively blocking the rapid component of the <a href="/wiki/Delayed_rectifier_outward_potassium_current" class="mw-redirect" title="Delayed rectifier outward potassium current">delayed rectifier outward potassium current</a> (I<sub>Kr</sub>).<sup id="cite_ref-pmid17187453_10-0" class="reference"><a href="#cite_note-pmid17187453-10"><span class="cite-bracket">[</span>10<span class="cite-bracket">]</span></a></sup> </p><p>This causes the refractory period of atrial tissue to increase, hence its effectiveness in the treatment of atrial fibrillation and atrial flutter. </p><p>Dofetilide does not affect dV/dT<sub>max</sub> (the <a href="/wiki/Slope" title="Slope">slope</a> of the upstroke of phase 0 depolarization), conduction velocity, or the resting membrane potential. </p> <figure typeof="mw:File/Thumb"><a href="/wiki/File:Dofetilide_synthesis.png" class="mw-file-description"><img src="//upload.wikimedia.org/wikipedia/commons/thumb/7/71/Dofetilide_synthesis.png/331px-Dofetilide_synthesis.png" decoding="async" width="331" height="102" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/7/71/Dofetilide_synthesis.png/497px-Dofetilide_synthesis.png 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/7/71/Dofetilide_synthesis.png/662px-Dofetilide_synthesis.png 2x" data-file-width="2066" data-file-height="637" /></a><figcaption>Dofetilide synthesis</figcaption></figure> <p>There is a dose-dependent increase in the QT interval and the corrected QT interval (QTc). Because of this, many practitioners will initiate dofetilide therapy only on individuals under telemetry monitoring or if serial EKG measurements of QT and QTc can be performed. </p> <div class="mw-heading mw-heading3"><h3 id="Pharmacokinetics">Pharmacokinetics</h3><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Dofetilide&action=edit&section=6" title="Edit section: Pharmacokinetics"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <p>Peak plasma concentrations are seen two to three hours after oral dosing when <a href="/wiki/Fasting" title="Fasting">fasting</a>. Dofetilide is well absorbed in its oral form, with a <a href="/wiki/Bioavailability" title="Bioavailability">bioavailability</a> of >90%. Intravenous administration of dofetilide is not available in the United States.<sup id="cite_ref-pmid1279316_11-0" class="reference"><a href="#cite_note-pmid1279316-11"><span class="cite-bracket">[</span>11<span class="cite-bracket">]</span></a></sup> </p><p>The elimination <a href="/wiki/Half-life" title="Half-life">half-life</a> of dofetilide is roughly 10 hours; however, this varies based on many physiologic factors (most significantly <a href="/wiki/Creatinine_clearance" class="mw-redirect" title="Creatinine clearance">creatinine clearance</a>), and ranges from 4.8 to 13.5 hours. Due to the significant level of renal elimination (80% unchanged, 20% metabolites), the dose of dofetilide must be adjusted to prevent toxicity due to impaired renal function.<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><p>Dofetilide is metabolized predominantly by <a href="/wiki/CYP3A4" title="CYP3A4">CYP3A4</a> <a href="/wiki/Enzymes" class="mw-redirect" title="Enzymes">enzymes</a> predominantly in the <a href="/wiki/Liver" title="Liver">liver</a> and <a href="/wiki/GI_tract" class="mw-redirect" title="GI tract">GI tract</a>. This means that it is likely to interact with drugs that inhibit CYP3A4, such as <a href="/wiki/Erythromycin" title="Erythromycin">erythromycin</a>, <a href="/wiki/Clarithromycin" title="Clarithromycin">clarithromycin</a>, or <a href="/wiki/Ketoconazole" title="Ketoconazole">ketoconazole</a>, resulting in higher and potentially toxic levels of dofetilide.<sup id="cite_ref-pmid8801060_13-0" class="reference"><a href="#cite_note-pmid8801060-13"><span class="cite-bracket">[</span>13<span class="cite-bracket">]</span></a></sup> </p> <div class="mw-heading mw-heading4"><h4 id="Metabolism">Metabolism</h4><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Dofetilide&action=edit&section=7" title="Edit section: Metabolism"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <p>A steady-state plasma level of dofetilide is achieved in 2–3 days. </p><p>80% of dofetilide is excreted by the <a href="/wiki/Kidney" title="Kidney">kidneys</a>, so the dose of dofetilide should be adjusted in individuals with <a href="/wiki/Chronic_kidney_disease" title="Chronic kidney disease">chronic kidney disease</a>, based on <a href="/wiki/Creatinine_clearance" class="mw-redirect" title="Creatinine clearance">creatinine clearance</a>. </p><p>In the kidneys, dofetilide is eliminated via cation exchange (secretion). Agents that interfere with the renal cation exchange system, such as <a href="/wiki/Verapamil" title="Verapamil">verapamil</a>, <a href="/wiki/Cimetidine" title="Cimetidine">cimetidine</a>, <a href="/wiki/Hydrochlorothiazide" title="Hydrochlorothiazide">hydrochlorothiazide</a>, <a href="/wiki/Itraconazole" title="Itraconazole">itraconazole</a>, <a href="/wiki/Ketoconazole" title="Ketoconazole">ketoconazole</a>, <a href="/wiki/Prochlorperazine" title="Prochlorperazine">prochlorperazine</a>, and <a href="/wiki/Trimethoprim" title="Trimethoprim">trimethoprim</a> should not be administered to individuals taking dofetilide. </p><p>About 20 percent of dofetilide is metabolized in the liver via the <a href="/wiki/CYP3A4" title="CYP3A4">CYP3A4</a> isoenzyme of the <a href="/wiki/Cytochrome_P450" title="Cytochrome P450">cytochrome P450</a> enzyme system. Drugs that interfere with the activity of the <a href="/wiki/CYP3A4" title="CYP3A4">CYP3A4</a> isoenzyme can increase serum dofetilide levels. If the renal cation exchange system is interfered with (as with the medications listed above), a larger percentage of dofetilide is cleared via the <a href="/wiki/CYP3A4" title="CYP3A4">CYP3A4</a> isoenzyme system. </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=Dofetilide&action=edit&section=8" title="Edit section: History"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <p>After its initial US FDA approval, due to the pro-arrhythmic potential, it was only made available to hospitals and prescribers that had received education and undergone specific training in the risks of treatment with dofetilide; however, this restriction was subsequently removed in 2016. <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="See_also">See also</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Dofetilide&action=edit&section=9" title="Edit section: See also"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <ul><li><a href="/wiki/Antiarrhythmic_agents" class="mw-redirect" title="Antiarrhythmic agents">Antiarrhythmic agents</a></li> <li><a href="/wiki/Cardiac_action_potential" title="Cardiac action potential">Cardiac action potential</a></li> <li><a href="/wiki/Electrocardiogram" class="mw-redirect" title="Electrocardiogram">Electrocardiogram</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=Dofetilide&action=edit&section=10" 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 reflist-columns references-column-width" style="column-width: 30em;"> <ol class="references"> <li id="cite_note-FDA-AllBoxedWarnings-1"><span class="mw-cite-backlink"><b><a href="#cite_ref-FDA-AllBoxedWarnings_1-0">^</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 web cs1"><a rel="nofollow" class="external text" href="https://nctr-crs.fda.gov/fdalabel/ui/spl-summaries/criteria/343802">"FDA-sourced list of all drugs with black box warnings (Use Download Full Results and View Query links.)"</a>. <i>nctr-crs.fda.gov</i>. <a href="/wiki/FDA" class="mw-redirect" title="FDA">FDA</a><span class="reference-accessdate">. Retrieved <span class="nowrap">22 Oct</span> 2023</span>.</cite><span title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.genre=unknown&rft.jtitle=nctr-crs.fda.gov&rft.atitle=FDA-sourced+list+of+all+drugs+with+black+box+warnings+%28Use+Download+Full+Results+and+View+Query+links.%29&rft_id=https%3A%2F%2Fnctr-crs.fda.gov%2Ffdalabel%2Fui%2Fspl-summaries%2Fcriteria%2F343802&rfr_id=info%3Asid%2Fen.wikipedia.org%3ADofetilide" class="Z3988"></span></span> </li> <li id="cite_note-pmid10907968-2"><span class="mw-cite-backlink"><b><a href="#cite_ref-pmid10907968_2-0">^</a></b></span> <span class="reference-text"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222"><cite id="CITEREFLenzHilleman2000" class="citation journal cs1">Lenz TL, Hilleman DE (July 2000). "Dofetilide, a new class III antiarrhythmic agent". <i>Pharmacotherapy</i>. <b>20</b> (7): 776–786. <a href="/wiki/Doi_(identifier)" class="mw-redirect" title="Doi (identifier)">doi</a>:<a rel="nofollow" class="external text" href="https://doi.org/10.1592%2Fphco.20.9.776.35208">10.1592/phco.20.9.776.35208</a>. <a href="/wiki/PMID_(identifier)" class="mw-redirect" title="PMID (identifier)">PMID</a> <a rel="nofollow" class="external text" href="https://pubmed.ncbi.nlm.nih.gov/10907968">10907968</a>. <a href="/wiki/S2CID_(identifier)" class="mw-redirect" title="S2CID (identifier)">S2CID</a> <a rel="nofollow" class="external text" href="https://api.semanticscholar.org/CorpusID:19897963">19897963</a>.</cite><span title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.genre=article&rft.jtitle=Pharmacotherapy&rft.atitle=Dofetilide%2C+a+new+class+III+antiarrhythmic+agent&rft.volume=20&rft.issue=7&rft.pages=776-786&rft.date=2000-07&rft_id=https%3A%2F%2Fapi.semanticscholar.org%2FCorpusID%3A19897963%23id-name%3DS2CID&rft_id=info%3Apmid%2F10907968&rft_id=info%3Adoi%2F10.1592%2Fphco.20.9.776.35208&rft.aulast=Lenz&rft.aufirst=TL&rft.au=Hilleman%2C+DE&rfr_id=info%3Asid%2Fen.wikipedia.org%3ADofetilide" class="Z3988"></span></span> </li> <li id="cite_note-:1-3"><span class="mw-cite-backlink">^ <a href="#cite_ref-:1_3-0"><sup><i><b>a</b></i></sup></a> <a href="#cite_ref-:1_3-1"><sup><i><b>b</b></i></sup></a></span> <span class="reference-text"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222"><cite id="CITEREFWathion2004" class="citation web cs1">Wathion N (2004-04-13). <a rel="nofollow" class="external text" href="https://web.archive.org/web/20171013204453/http://www.ema.europa.eu/docs/en_GB/document_library/Public_statement/2009/12/WC500018370.pdf">"Public Statement on Tikosyn (dofetilide): Voluntary Withdrawal of the Marketing Authorisation in the European Union"</a> <span class="cs1-format">(PDF)</span>. <i>European Agency for the Evaluation of Medicinal Products</i>. Archived from <a rel="nofollow" class="external text" href="http://www.ema.europa.eu/docs/en_GB/document_library/Public_statement/2009/12/WC500018370.pdf">the original</a> <span class="cs1-format">(PDF)</span> on 2017-10-13<span class="reference-accessdate">. Retrieved <span class="nowrap">2015-01-03</span></span>.</cite><span title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.genre=unknown&rft.jtitle=European+Agency+for+the+Evaluation+of+Medicinal+Products&rft.atitle=Public+Statement+on+Tikosyn+%28dofetilide%29%3A+Voluntary+Withdrawal+of+the+Marketing+Authorisation+in+the+European+Union&rft.date=2004-04-13&rft.aulast=Wathion&rft.aufirst=N&rft_id=http%3A%2F%2Fwww.ema.europa.eu%2Fdocs%2Fen_GB%2Fdocument_library%2FPublic_statement%2F2009%2F12%2FWC500018370.pdf&rfr_id=info%3Asid%2Fen.wikipedia.org%3ADofetilide" class="Z3988"></span></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">Australian Medicines Handbook 2014</span> </li> <li id="cite_note-pmid18688699-5"><span class="mw-cite-backlink"><b><a href="#cite_ref-pmid18688699_5-0">^</a></b></span> <span class="reference-text"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222"><cite id="CITEREFBanchsWolbretteSamiiPenny-Peterson2008" class="citation journal cs1">Banchs JE, Wolbrette DL, Samii SM, Penny-Peterson ED, Patel PP, Young SK, et al. (November 2008). "Efficacy and safety of dofetilide in patients with atrial fibrillation and atrial flutter". <i>Journal of Interventional Cardiac Electrophysiology</i>. <b>23</b> (2): 111–115. <a href="/wiki/Doi_(identifier)" class="mw-redirect" title="Doi (identifier)">doi</a>:<a rel="nofollow" class="external text" href="https://doi.org/10.1007%2Fs10840-008-9290-6">10.1007/s10840-008-9290-6</a>. <a href="/wiki/PMID_(identifier)" class="mw-redirect" title="PMID (identifier)">PMID</a> <a rel="nofollow" class="external text" href="https://pubmed.ncbi.nlm.nih.gov/18688699">18688699</a>. <a href="/wiki/S2CID_(identifier)" class="mw-redirect" title="S2CID (identifier)">S2CID</a> <a rel="nofollow" class="external text" href="https://api.semanticscholar.org/CorpusID:25162347">25162347</a>.</cite><span title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.genre=article&rft.jtitle=Journal+of+Interventional+Cardiac+Electrophysiology&rft.atitle=Efficacy+and+safety+of+dofetilide+in+patients+with+atrial+fibrillation+and+atrial+flutter&rft.volume=23&rft.issue=2&rft.pages=111-115&rft.date=2008-11&rft_id=https%3A%2F%2Fapi.semanticscholar.org%2FCorpusID%3A25162347%23id-name%3DS2CID&rft_id=info%3Apmid%2F18688699&rft_id=info%3Adoi%2F10.1007%2Fs10840-008-9290-6&rft.aulast=Banchs&rft.aufirst=JE&rft.au=Wolbrette%2C+DL&rft.au=Samii%2C+SM&rft.au=Penny-Peterson%2C+ED&rft.au=Patel%2C+PP&rft.au=Young%2C+SK&rft.au=Gonzalez%2C+MD&rft.au=Naccarelli%2C+GV&rfr_id=info%3Asid%2Fen.wikipedia.org%3ADofetilide" class="Z3988"></span></span> </li> <li id="cite_note-pmid12845335-6"><span class="mw-cite-backlink"><b><a href="#cite_ref-pmid12845335_6-0">^</a></b></span> <span class="reference-text"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222"><cite id="CITEREFLenzHilleman2000" class="citation journal cs1">Lenz TL, Hilleman DE (November 2000). "Dofetilide: A new antiarrhythmic agent approved for conversion and/or maintenance of atrial fibrillation/atrial flutter". <i>Drugs of Today</i>. <b>36</b> (11): 759–771. <a href="/wiki/Doi_(identifier)" class="mw-redirect" title="Doi (identifier)">doi</a>:<a rel="nofollow" class="external text" href="https://doi.org/10.1358%2Fdot.2000.36.11.601530">10.1358/dot.2000.36.11.601530</a>. <a href="/wiki/PMID_(identifier)" class="mw-redirect" title="PMID (identifier)">PMID</a> <a rel="nofollow" class="external text" href="https://pubmed.ncbi.nlm.nih.gov/12845335">12845335</a>.</cite><span title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.genre=article&rft.jtitle=Drugs+of+Today&rft.atitle=Dofetilide%3A+A+new+antiarrhythmic+agent+approved+for+conversion+and%2For+maintenance+of+atrial+fibrillation%2Fatrial+flutter&rft.volume=36&rft.issue=11&rft.pages=759-771&rft.date=2000-11&rft_id=info%3Adoi%2F10.1358%2Fdot.2000.36.11.601530&rft_id=info%3Apmid%2F12845335&rft.aulast=Lenz&rft.aufirst=TL&rft.au=Hilleman%2C+DE&rfr_id=info%3Asid%2Fen.wikipedia.org%3ADofetilide" class="Z3988"></span></span> </li> <li id="cite_note-Torp-Pedersen_1999-7"><span class="mw-cite-backlink">^ <a href="#cite_ref-Torp-Pedersen_1999_7-0"><sup><i><b>a</b></i></sup></a> <a href="#cite_ref-Torp-Pedersen_1999_7-1"><sup><i><b>b</b></i></sup></a> <a href="#cite_ref-Torp-Pedersen_1999_7-2"><sup><i><b>c</b></i></sup></a></span> <span class="reference-text"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222"><cite id="CITEREFTorp-PedersenMøllerBloch-ThomsenKøber1999" class="citation journal cs1">Torp-Pedersen C, Møller M, Bloch-Thomsen PE, Køber L, Sandøe E, Egstrup K, et al. (September 1999). <a rel="nofollow" class="external text" href="https://doi.org/10.1056%2FNEJM199909163411201">"Dofetilide in patients with congestive heart failure and left ventricular dysfunction. Danish Investigations of Arrhythmia and Mortality on Dofetilide Study Group"</a>. <i>The New England Journal of Medicine</i>. <b>341</b> (12): 857–865. <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/10.1056%2FNEJM199909163411201">10.1056/NEJM199909163411201</a></span>. <a href="/wiki/PMID_(identifier)" class="mw-redirect" title="PMID (identifier)">PMID</a> <a rel="nofollow" class="external text" href="https://pubmed.ncbi.nlm.nih.gov/10486417">10486417</a>.</cite><span title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.genre=article&rft.jtitle=The+New+England+Journal+of+Medicine&rft.atitle=Dofetilide+in+patients+with+congestive+heart+failure+and+left+ventricular+dysfunction.+Danish+Investigations+of+Arrhythmia+and+Mortality+on+Dofetilide+Study+Group&rft.volume=341&rft.issue=12&rft.pages=857-865&rft.date=1999-09&rft_id=info%3Adoi%2F10.1056%2FNEJM199909163411201&rft_id=info%3Apmid%2F10486417&rft.aulast=Torp-Pedersen&rft.aufirst=C&rft.au=M%C3%B8ller%2C+M&rft.au=Bloch-Thomsen%2C+PE&rft.au=K%C3%B8ber%2C+L&rft.au=Sand%C3%B8e%2C+E&rft.au=Egstrup%2C+K&rft.au=Agner%2C+E&rft.au=Carlsen%2C+J&rft.au=Videbaek%2C+J&rft.au=Marchant%2C+B&rft.au=Camm%2C+AJ&rft_id=https%3A%2F%2Fdoi.org%2F10.1056%252FNEJM199909163411201&rfr_id=info%3Asid%2Fen.wikipedia.org%3ADofetilide" class="Z3988"></span></span> </li> <li id="cite_note-8"><span class="mw-cite-backlink"><b><a href="#cite_ref-8">^</a></b></span> <span class="reference-text">Micromedex Drugdex drug evaluations micromedex.com</span> </li> <li id="cite_note-:0-9"><span class="mw-cite-backlink"><b><a href="#cite_ref-:0_9-0">^</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://labeling.pfizer.com/ShowLabeling.aspx?id=639">"TIKOSYN® (dofetilide)"</a>. Pfizer.</cite><span title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&rft.genre=unknown&rft.btitle=TIKOSYN%C2%AE+%28dofetilide%29&rft.pub=Pfizer&rft_id=https%3A%2F%2Flabeling.pfizer.com%2FShowLabeling.aspx%3Fid%3D639&rfr_id=info%3Asid%2Fen.wikipedia.org%3ADofetilide" class="Z3988"></span></span> </li> <li id="cite_note-pmid17187453-10"><span class="mw-cite-backlink"><b><a href="#cite_ref-pmid17187453_10-0">^</a></b></span> <span class="reference-text"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222"><cite id="CITEREFRoukozSaliba2007" class="citation journal cs1">Roukoz H, Saliba W (January 2007). "Dofetilide: a new class III antiarrhythmic agent". <i>Expert Review of Cardiovascular Therapy</i>. <b>5</b> (1): 9–19. <a href="/wiki/Doi_(identifier)" class="mw-redirect" title="Doi (identifier)">doi</a>:<a rel="nofollow" class="external text" href="https://doi.org/10.1586%2F14779072.5.1.9">10.1586/14779072.5.1.9</a>. <a href="/wiki/PMID_(identifier)" class="mw-redirect" title="PMID (identifier)">PMID</a> <a rel="nofollow" class="external text" href="https://pubmed.ncbi.nlm.nih.gov/17187453">17187453</a>. <a href="/wiki/S2CID_(identifier)" class="mw-redirect" title="S2CID (identifier)">S2CID</a> <a rel="nofollow" class="external text" href="https://api.semanticscholar.org/CorpusID:11255636">11255636</a>.</cite><span title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.genre=article&rft.jtitle=Expert+Review+of+Cardiovascular+Therapy&rft.atitle=Dofetilide%3A+a+new+class+III+antiarrhythmic+agent&rft.volume=5&rft.issue=1&rft.pages=9-19&rft.date=2007-01&rft_id=https%3A%2F%2Fapi.semanticscholar.org%2FCorpusID%3A11255636%23id-name%3DS2CID&rft_id=info%3Apmid%2F17187453&rft_id=info%3Adoi%2F10.1586%2F14779072.5.1.9&rft.aulast=Roukoz&rft.aufirst=H&rft.au=Saliba%2C+W&rfr_id=info%3Asid%2Fen.wikipedia.org%3ADofetilide" class="Z3988"></span></span> </li> <li id="cite_note-pmid1279316-11"><span class="mw-cite-backlink"><b><a href="#cite_ref-pmid1279316_11-0">^</a></b></span> <span class="reference-text"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222"><cite id="CITEREFRasmussenAllenBlackburnButrous1992" class="citation journal cs1">Rasmussen HS, Allen MJ, Blackburn KJ, Butrous GS, Dalrymple HW (1992). "Dofetilide, a novel class III antiarrhythmic agent". <i>Journal of Cardiovascular Pharmacology</i>. <b>20</b> (Suppl 2): S96–105. <a href="/wiki/Doi_(identifier)" class="mw-redirect" title="Doi (identifier)">doi</a>:<a rel="nofollow" class="external text" href="https://doi.org/10.1097%2F00005344-199220002-00015">10.1097/00005344-199220002-00015</a>. <a href="/wiki/PMID_(identifier)" class="mw-redirect" title="PMID (identifier)">PMID</a> <a rel="nofollow" class="external text" href="https://pubmed.ncbi.nlm.nih.gov/1279316">1279316</a>.</cite><span title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.genre=article&rft.jtitle=Journal+of+Cardiovascular+Pharmacology&rft.atitle=Dofetilide%2C+a+novel+class+III+antiarrhythmic+agent&rft.volume=20&rft.issue=Suppl+2&rft.pages=S96-105&rft.date=1992&rft_id=info%3Adoi%2F10.1097%2F00005344-199220002-00015&rft_id=info%3Apmid%2F1279316&rft.aulast=Rasmussen&rft.aufirst=HS&rft.au=Allen%2C+MJ&rft.au=Blackburn%2C+KJ&rft.au=Butrous%2C+GS&rft.au=Dalrymple%2C+HW&rfr_id=info%3Asid%2Fen.wikipedia.org%3ADofetilide" class="Z3988"></span></span> </li> <li id="cite_note-12"><span class="mw-cite-backlink"><b><a href="#cite_ref-12">^</a></b></span> <span class="reference-text">"Dofetilide." Lexicomp. Wulters Kluwer Health, n.d. Web. <online.lexi.com>.</span> </li> <li id="cite_note-pmid8801060-13"><span class="mw-cite-backlink"><b><a href="#cite_ref-pmid8801060_13-0">^</a></b></span> <span class="reference-text"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222"><cite id="CITEREFWalkerAlabasterCongraveHargreaves1996" class="citation journal cs1">Walker DK, Alabaster CT, Congrave GS, Hargreaves MB, Hyland R, Jones BC, et al. (April 1996). "Significance of metabolism in the disposition and action of the antidysrhythmic drug, dofetilide. In vitro studies and correlation with in vivo data". <i>Drug Metabolism and Disposition</i>. <b>24</b> (4): 447–455. <a href="/wiki/PMID_(identifier)" class="mw-redirect" title="PMID (identifier)">PMID</a> <a rel="nofollow" class="external text" href="https://pubmed.ncbi.nlm.nih.gov/8801060">8801060</a>.</cite><span title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.genre=article&rft.jtitle=Drug+Metabolism+and+Disposition&rft.atitle=Significance+of+metabolism+in+the+disposition+and+action+of+the+antidysrhythmic+drug%2C+dofetilide.+In+vitro+studies+and+correlation+with+in+vivo+data&rft.volume=24&rft.issue=4&rft.pages=447-455&rft.date=1996-04&rft_id=info%3Apmid%2F8801060&rft.aulast=Walker&rft.aufirst=DK&rft.au=Alabaster%2C+CT&rft.au=Congrave%2C+GS&rft.au=Hargreaves%2C+MB&rft.au=Hyland%2C+R&rft.au=Jones%2C+BC&rft.au=Reed%2C+LJ&rft.au=Smith%2C+DA&rfr_id=info%3Asid%2Fen.wikipedia.org%3ADofetilide" class="Z3988"></span></span> </li> <li id="cite_note-14"><span class="mw-cite-backlink"><b><a href="#cite_ref-14">^</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.fda.gov/Drugs/DrugSafety/PostmarketDrugSafetyInformationforPatientsandProviders/ucm489271.htm">"Information for Tikosyn (dofetilide)"</a>. <i>US Food and Drug Administration</i>. 2016-03-09.</cite><span title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.genre=unknown&rft.jtitle=US+Food+and+Drug+Administration&rft.atitle=Information+for+Tikosyn+%28dofetilide%29&rft.date=2016-03-09&rft_id=https%3A%2F%2Fwww.fda.gov%2FDrugs%2FDrugSafety%2FPostmarketDrugSafetyInformationforPatientsandProviders%2Fucm489271.htm&rfr_id=info%3Asid%2Fen.wikipedia.org%3ADofetilide" class="Z3988"></span></span> </li> </ol></div> <div class="navbox-styles"><style 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title="Clevidipine">Clevidipine</a></li> <li><a href="/w/index.php?title=Cronidipine&action=edit&redlink=1" class="new" title="Cronidipine (page does not exist)">Cronidipine</a></li> <li><a href="/wiki/Darodipine" title="Darodipine">Darodipine</a></li> <li><a href="/w/index.php?title=Dexniguldipine&action=edit&redlink=1" class="new" title="Dexniguldipine (page does not exist)">Dexniguldipine</a></li> <li><a href="/w/index.php?title=Elgodipine&action=edit&redlink=1" class="new" title="Elgodipine (page does not exist)">Elgodipine</a></li> <li><a href="/w/index.php?title=Elnadipine&action=edit&redlink=1" class="new" title="Elnadipine (page does not exist)">Elnadipine</a></li> <li><a href="/wiki/Felodipine" title="Felodipine">Felodipine</a></li> <li><a href="/w/index.php?title=Flordipine&action=edit&redlink=1" class="new" title="Flordipine (page does not exist)">Flordipine</a></li> <li><a href="/w/index.php?title=Furnidipine&action=edit&redlink=1" class="new" title="Furnidipine (page does not exist)">Furnidipine</a></li> <li><a href="/w/index.php?title=Iganidipine&action=edit&redlink=1" class="new" title="Iganidipine (page does not exist)">Iganidipine</a></li> <li><a href="/wiki/Isradipine" title="Isradipine">Isradipine</a></li> <li><a href="/wiki/Lacidipine" title="Lacidipine">Lacidipine</a></li> <li><a href="/w/index.php?title=Lemildipine&action=edit&redlink=1" class="new" title="Lemildipine (page does not exist)">Lemildipine</a></li> <li><a href="/wiki/Lercanidipine" title="Lercanidipine">Lercanidipine</a></li> <li><a href="/wiki/Levamlodipine" title="Levamlodipine">Levamlodipine</a></li> <li><a href="/w/index.php?title=Levniguldipine&action=edit&redlink=1" class="new" title="Levniguldipine (page does not exist)">Levniguldipine</a></li> <li><a href="/wiki/Manidipine" title="Manidipine">Manidipine</a></li> <li><a href="/wiki/Barnidipine" title="Barnidipine">Mepirodipine</a></li> <li><a href="/w/index.php?title=Mesudipine&action=edit&redlink=1" class="new" title="Mesudipine (page does not exist)">Mesudipine</a></li> <li><a href="/wiki/Nicardipine" title="Nicardipine">Nicardipine</a></li> <li><a href="/wiki/Nifedipine" title="Nifedipine">Nifedipine</a></li> <li><a href="/wiki/Niguldipine" title="Niguldipine">Niguldipine</a></li> <li><a href="/wiki/Niludipine" title="Niludipine">Niludipine</a></li> <li><a href="/wiki/Nilvadipine" title="Nilvadipine">Nilvadipine</a></li> <li><a href="/wiki/Nimodipine" title="Nimodipine">Nimodipine</a></li> <li><a href="/wiki/Nisoldipine" title="Nisoldipine">Nisoldipine</a></li> <li><a href="/wiki/Nitrendipine" title="Nitrendipine">Nitrendipine</a></li> <li><a href="/w/index.php?title=Olradipine&action=edit&redlink=1" class="new" title="Olradipine (page does not exist)">Olradipine</a></li> <li><a href="/wiki/Oxodipine" title="Oxodipine">Oxodipine</a></li> <li><a href="/w/index.php?title=Palonidipine&action=edit&redlink=1" class="new" title="Palonidipine (page does not exist)">Palonidipine</a></li> <li><a href="/wiki/Pranidipine" title="Pranidipine">Pranidipine</a></li> <li><a href="/wiki/Riodipine" title="Riodipine">Ryodipine (riodipine)</a></li> <li><a href="/w/index.php?title=Sagandipine&action=edit&redlink=1" class="new" title="Sagandipine (page does not exist)">Sagandipine</a></li> <li><a href="/w/index.php?title=Sornidipine&action=edit&redlink=1" class="new" title="Sornidipine (page does not exist)">Sornidipine</a></li> <li><a href="/w/index.php?title=Teludipine&action=edit&redlink=1" class="new" title="Teludipine (page does not exist)">Teludipine</a></li> <li><a href="/w/index.php?title=Tiamdipine&action=edit&redlink=1" class="new" title="Tiamdipine (page does not exist)">Tiamdipine</a></li> <li><a href="/w/index.php?title=Trombodipine&action=edit&redlink=1" class="new" title="Trombodipine (page does not exist)">Trombodipine</a></li> <li><a href="/w/index.php?title=Vatanidipine&action=edit&redlink=1" class="new" title="Vatanidipine (page does not exist)">Vatanidipine</a>; <i><a href="/wiki/Diltiazem" title="Diltiazem">Diltiazem</a> derivatives:</i> <a href="/wiki/Clentiazem" title="Clentiazem">Clentiazem</a></li> <li><a href="/wiki/Diltiazem" title="Diltiazem">Diltiazem</a></li> <li><a href="/w/index.php?title=Iprotiazem&action=edit&redlink=1" class="new" title="Iprotiazem (page does not exist)">Iprotiazem</a></li> <li><a href="/w/index.php?title=Nictiazem&action=edit&redlink=1" class="new" title="Nictiazem (page does not exist)">Nictiazem</a></li> <li><a href="/w/index.php?title=Siratiazem&action=edit&redlink=1" class="new" title="Siratiazem (page does not exist)">Siratiazem</a>; <i><a href="/wiki/Arylalkylamine" title="Arylalkylamine">Phenylalkylamines</a>:</i> <a href="/wiki/Anipamil" title="Anipamil">Anipamil</a></li> <li><a href="/w/index.php?title=Dagapamil&action=edit&redlink=1" class="new" title="Dagapamil (page does not exist)">Dagapamil</a></li> <li><a href="/wiki/Devapamil" title="Devapamil">Devapamil</a></li> <li><a href="/w/index.php?title=Dexverapamil&action=edit&redlink=1" class="new" title="Dexverapamil (page does not exist)">Dexverapamil</a></li> <li><a href="/wiki/Emopamil" title="Emopamil">Emopamil</a></li> <li><a href="/w/index.php?title=Etripamil&action=edit&redlink=1" class="new" title="Etripamil (page does not exist)">Etripamil</a></li> <li><a href="/wiki/Falipamil" title="Falipamil">Falipamil</a></li> <li><a href="/wiki/Gallopamil" title="Gallopamil">Gallopamil</a></li> <li><a href="/w/index.php?title=Levemopamil&action=edit&redlink=1" class="new" title="Levemopamil (page does not exist)">Levemopamil</a></li> <li><a href="/w/index.php?title=Nexopamil&action=edit&redlink=1" class="new" title="Nexopamil (page does not exist)">Nexopamil</a></li> <li><a href="/wiki/Norverapamil" title="Norverapamil">Norverapamil</a></li> <li><a href="/w/index.php?title=Ronipamil&action=edit&redlink=1" class="new" title="Ronipamil (page does not exist)">Ronipamil</a></li> <li><a href="/wiki/Tiapamil" title="Tiapamil">Tiapamil</a></li> <li><a href="/wiki/Verapamil" title="Verapamil">Verapamil</a>; <i>Others:</i> <a href="/wiki/AH-1058" title="AH-1058">AH-1058</a></li> <li><a href="/w/index.php?title=Brinazarone&action=edit&redlink=1" class="new" title="Brinazarone (page does not exist)">Brinazarone</a></li> <li><a href="/wiki/Budiodarone" title="Budiodarone">Budiodarone</a></li> <li><a href="/wiki/Celivarone" title="Celivarone">Celivarone</a></li> <li><a href="/wiki/Cyproheptadine" title="Cyproheptadine">Cyproheptadine</a></li> <li><a href="/wiki/Dronedarone" title="Dronedarone">Dronedarone</a></li> <li><a href="/wiki/Fantofarone" title="Fantofarone">Fantofarone</a></li> <li><a href="/w/index.php?title=SR-33805&action=edit&redlink=1" class="new" title="SR-33805 (page does not exist)">SR-33805</a></li> <li><a href="/wiki/Tetrahydropalmatine" title="Tetrahydropalmatine">Tetrahydropalmatine</a></li></ul> <ul><li><b><a href="/wiki/N-type_calcium_channel" title="N-type calcium channel">N-type-selective</a>:</b> <a href="/wiki/%CE%A9-Conotoxin" class="mw-redirect" title="Ω-Conotoxin">ω-Conotoxins</a></li> <li><a href="/w/index.php?title=%CE%A9-Conotoxin_GVIA&action=edit&redlink=1" class="new" title="Ω-Conotoxin GVIA (page does not exist)">ω-Conotoxin GVIA</a></li> <li><a href="/wiki/Caroverine" title="Caroverine">Caroverine</a></li> <li><a href="/w/index.php?title=Huwentoxin_XVI&action=edit&redlink=1" class="new" title="Huwentoxin XVI (page does not exist)">Huwentoxin XVI</a></li> <li><a href="/wiki/Leconotide" title="Leconotide">Leconotide (ω-conotoxin CVID)</a></li> <li><a href="/w/index.php?title=PD-173212&action=edit&redlink=1" class="new" title="PD-173212 (page does not exist)">PD-173212</a></li> <li><a href="/wiki/Ralfinamide" title="Ralfinamide">Ralfinamide</a></li> <li><a href="/wiki/Safinamide" title="Safinamide">Safinamide</a></li> <li><a href="/w/index.php?title=Z160&action=edit&redlink=1" class="new" title="Z160 (page does not exist)">Z160</a></li> <li><a href="/wiki/Ziconotide" title="Ziconotide">Ziconotide (ω-conotoxin MVIIA)</a></li></ul> <ul><li><b><a href="/wiki/P-type_calcium_channel" title="P-type calcium channel">P-type-selective</a>:</b> <a href="/w/index.php?title=%CE%A9-Agatoxin_IVA&action=edit&redlink=1" class="new" title="Ω-Agatoxin IVA (page does not exist)">ω-Agatoxin IVA</a></li> <li><a href="/w/index.php?title=%CE%A9-Agatoxin_IVB&action=edit&redlink=1" class="new" title="Ω-Agatoxin IVB (page does not exist)">ω-Agatoxin IVB</a></li></ul> <ul><li><b><a href="/wiki/R-type_calcium_channel" title="R-type calcium channel">R-type-selective</a>:</b> <a href="/wiki/SNX-482" title="SNX-482">SNX-482</a></li></ul> <ul><li><b><a href="/wiki/T-type_calcium_channel" title="T-type calcium channel">T-type-selective</a>:</b> <a href="/w/index.php?title=ABT-639&action=edit&redlink=1" class="new" title="ABT-639 (page does not exist)">ABT-639</a></li> <li><a href="/w/index.php?title=ML-218&action=edit&redlink=1" class="new" title="ML-218 (page does not exist)">ML-218</a></li> <li><a href="/wiki/Niflumic_acid" title="Niflumic acid">Niflumic acid</a></li> <li><a href="/w/index.php?title=NNC_55-0396&action=edit&redlink=1" class="new" title="NNC 55-0396 (page does not exist)">NNC 55-0396</a></li> <li><a href="/w/index.php?title=ProTx_I&action=edit&redlink=1" class="new" title="ProTx I (page does not exist)">ProTx I</a></li> <li><a href="/w/index.php?title=Z944&action=edit&redlink=1" class="new" title="Z944 (page does not exist)">Z944</a></li> <li><a href="/wiki/Zonisamide" title="Zonisamide">Zonisamide</a></li></ul> <ul><li><b>Non-selective:</b> <a href="/w/index.php?title=%CE%A9-Agatoxin_TK&action=edit&redlink=1" class="new" title="Ω-Agatoxin TK (page does not exist)">ω-Agatoxin TK</a></li> <li><a href="/w/index.php?title=%CE%A9-Conotoxin_MVIIC&action=edit&redlink=1" class="new" title="Ω-Conotoxin MVIIC (page does not exist)">ω-Conotoxin MVIIC</a></li> <li><a href="/wiki/Benidipine" title="Benidipine">Benidipine</a></li> <li><a href="/wiki/Bepridil" title="Bepridil">Bepridil</a></li> <li><a href="/wiki/Cilnidipine" title="Cilnidipine">Cilnidipine</a></li> <li><a href="/wiki/Cinnarizine" title="Cinnarizine">Cinnarizine</a></li> <li><a href="/wiki/Dotarizine" title="Dotarizine">Dotarizine</a></li> <li><a href="/wiki/Efonidipine" title="Efonidipine">Efonidipine</a></li> <li><a href="/wiki/Flunarizine" title="Flunarizine">Flunarizine</a></li> <li><a href="/wiki/Lamotrigine" title="Lamotrigine">Lamotrigine</a></li> <li><a href="/wiki/Levetiracetam" title="Levetiracetam">Levetiracetam</a></li> <li><a href="/wiki/Lomerizine" title="Lomerizine">Lomerizine</a></li> <li><a href="/wiki/Loperamide" title="Loperamide">Loperamide</a></li> <li><a href="/wiki/Mibefradil" title="Mibefradil">Mibefradil</a></li> <li><a href="/w/index.php?title=NP078585&action=edit&redlink=1" class="new" title="NP078585 (page does not exist)">NP078585</a></li> <li><a href="/wiki/Ruthenium_red" title="Ruthenium red">Ruthenium red</a></li> <li><a href="/wiki/TROX-1" title="TROX-1">TROX-1</a></li></ul> <ul><li><b><a href="/wiki/Voltage-dependent_calcium_channel#α2δ_Subunit" class="mw-redirect" title="Voltage-dependent calcium channel">α<sub>2</sub>δ subunit</a>-selective (<a href="/wiki/Gabapentinoid" title="Gabapentinoid">gabapentinoids</a>):</b> <a href="/wiki/4-Methylpregabalin" title="4-Methylpregabalin">4-Methylpregabalin</a></li> <li><a href="/wiki/Arbaclofen" class="mw-redirect" title="Arbaclofen">Arbaclofen</a></li> <li><a href="/wiki/Arbaclofen_placarbil" title="Arbaclofen placarbil">Arbaclofen placarbil</a></li> <li><a href="/wiki/Atagabalin" title="Atagabalin">Atagabalin</a></li> <li><a href="/wiki/Baclofen" title="Baclofen">Baclofen</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/Imagabalin" title="Imagabalin">Imagabalin</a></li> <li><a href="/wiki/Mirogabalin" title="Mirogabalin">Mirogabalin</a></li> <li><a href="/w/index.php?title=PD-200,347&action=edit&redlink=1" class="new" title="PD-200,347 (page does not exist)">PD-200,347</a></li> <li><a href="/wiki/PD-217,014" title="PD-217,014">PD-217,014</a></li> <li><a href="/w/index.php?title=PD-299,685&action=edit&redlink=1" class="new" title="PD-299,685 (page does not exist)">PD-299,685</a></li> <li><a href="/wiki/Phenibut" title="Phenibut">Phenibut</a></li> <li><a href="/wiki/Pregabalin" title="Pregabalin">Pregabalin</a></li></ul> <ul><li><b>Others/unsorted:</b> <a href="/wiki/Bencyclane" title="Bencyclane">Bencyclane</a></li> <li><a href="/wiki/Berbamine" title="Berbamine">Berbamine</a></li> <li><a href="/wiki/Bevantolol" title="Bevantolol">Bevantolol</a></li> <li><a href="/wiki/Canadine" title="Canadine">Canadine</a></li> <li><a href="/wiki/Carboxyamidotriazole" title="Carboxyamidotriazole">Carboxyamidotriazole</a></li> <li><a href="/wiki/Cycleanine" title="Cycleanine">Cycleanine</a></li> <li><a href="/wiki/Dauricine" title="Dauricine">Dauricine</a></li> <li><a href="/wiki/Dimeditiapramine" class="mw-redirect" title="Dimeditiapramine">Dimeditiapramine</a></li> <li><a href="/wiki/Diproteverine" title="Diproteverine">Diproteverine</a></li> <li><a href="/wiki/Enpiperate" title="Enpiperate">Enpiperate</a></li> <li><a href="/wiki/Eperisone" title="Eperisone">Eperisone</a></li> <li><a href="/w/index.php?title=Elpetrigine&action=edit&redlink=1" class="new" title="Elpetrigine (page does not exist)">Elpetrigine</a></li> <li><a href="/wiki/Ethadione" title="Ethadione">Ethadione</a></li> <li><a href="/wiki/Alcohol_(drug)" title="Alcohol (drug)">Ethanol (alcohol)</a></li> <li><a href="/wiki/Ethosuximide" title="Ethosuximide">Ethosuximide</a></li> <li><a href="/wiki/Fasudil" title="Fasudil">Fasudil</a></li> <li><a href="/wiki/Fendiline" title="Fendiline">Fendiline</a></li> <li><a href="/wiki/Fostedil" title="Fostedil">Fostedil</a></li> <li><a href="/wiki/Imepitoin" title="Imepitoin">Imepitoin</a></li> <li><a href="/wiki/JTV-519" title="JTV-519">JTV-519</a></li> <li><a href="/wiki/Lidoflazine" title="Lidoflazine">Lidoflazine</a></li> <li><a href="/wiki/Magnesium" title="Magnesium">Magnesium</a></li> <li><a href="/wiki/Manoalide" title="Manoalide">Manoalide</a></li> <li><a href="/wiki/Mesuximide" title="Mesuximide">Mesuximide</a></li> <li><a href="/wiki/Monatepil" title="Monatepil">Monatepil</a></li> <li><a href="/wiki/Naftopidil" title="Naftopidil">Naftopidil</a></li> <li><a href="/wiki/Ochratoxin_A" title="Ochratoxin A">Ochratoxin A</a></li> <li><a href="/wiki/Osthol" title="Osthol">Osthol</a></li> <li><a href="/wiki/Otilonium_bromide" title="Otilonium bromide">Otilonium bromide</a></li> <li><a href="/wiki/Paramethadione" title="Paramethadione">Paramethadione</a></li> <li><a href="/wiki/Phensuximide" title="Phensuximide">Phensuximide</a></li> <li><a href="/wiki/Pinaverium_bromide" title="Pinaverium bromide">Pinaverium bromide</a></li> <li><a href="/wiki/Prenylamine" title="Prenylamine">Prenylamine</a></li> <li><a href="/wiki/Rhynchophylline" title="Rhynchophylline">Rhynchophylline</a></li> <li><a href="/wiki/Sesamodil" title="Sesamodil">Sesamodil</a></li> <li><a href="/wiki/Silperisone" title="Silperisone">Silperisone</a></li> <li><a href="/w/index.php?title=Sipatrigine&action=edit&redlink=1" class="new" title="Sipatrigine (page does not exist)">Sipatrigine</a></li> <li><a href="/wiki/Terodiline" title="Terodiline">Terodiline</a></li> <li><a href="/wiki/Tetrandrine" title="Tetrandrine">Tetrandrine</a></li> <li><a href="/wiki/Tolperisone" title="Tolperisone">Tolperisone</a></li> <li><a href="/wiki/Trimethadione" title="Trimethadione">Trimethadione</a></li> <li><a href="/wiki/Valperinol" title="Valperinol">Valperinol</a></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:5em;;text-align:center;"><a href="/wiki/Calcium_channel_opener" title="Calcium channel opener">Activators</a></th><td class="navbox-list-with-group navbox-list navbox-even" style="padding:0"><div style="padding:0 0.25em"> <ul><li><b><a href="/wiki/L-type_calcium_channel" title="L-type calcium channel">L-type-selective</a>:</b> <a href="/wiki/Bay_K8644" title="Bay K8644">Bay K8644</a></li></ul> </div></td></tr></tbody></table><div></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/Potassium_channel" title="Potassium channel">Potassium</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:5em;;text-align:center;"><a href="/wiki/Voltage-gated_potassium_channels" class="mw-redirect" title="Voltage-gated potassium channels"><abbr title="Voltage-gated potassium channels">VGKCs</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 Voltage-gated potassium channels</span></th><td class="navbox-list-with-group navbox-list navbox-odd" style="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:5em;;text-align:center;"><a href="/wiki/Potassium_channel_blocker" title="Potassium channel blocker">Blockers</a></th><td class="navbox-list-with-group navbox-list navbox-odd" style="padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/3,4-Diaminopyridine" class="mw-redirect" title="3,4-Diaminopyridine">3,4-Diaminopyridine (amifampridine)</a></li> <li><a href="/wiki/4-Aminopyridine" title="4-Aminopyridine">4-Aminopyridine (fampridine/dalfampridine)</a></li> <li><a href="/w/index.php?title=Adekalant&action=edit&redlink=1" class="new" title="Adekalant (page does not exist)">Adekalant</a></li> <li><a href="/wiki/Almokalant" title="Almokalant">Almokalant</a></li> <li><a href="/wiki/Amiodarone" title="Amiodarone">Amiodarone</a></li> <li><a href="/wiki/Azimilide" title="Azimilide">Azimilide</a></li> <li><a href="/wiki/Bretylium" title="Bretylium">Bretylium</a></li> <li><a href="/wiki/Bunaftine" title="Bunaftine">Bunaftine</a></li> <li><a href="/wiki/Charybdotoxin" title="Charybdotoxin">Charybdotoxin</a></li> <li><a href="/w/index.php?title=Clamikalant&action=edit&redlink=1" class="new" title="Clamikalant (page does not exist)">Clamikalant</a></li> <li><a href="/wiki/Conotoxin" title="Conotoxin">Conotoxins</a></li> <li><a href="/w/index.php?title=Dalazatide&action=edit&redlink=1" class="new" title="Dalazatide (page does not exist)">Dalazatide</a></li> <li><a href="/wiki/Dendrotoxin" title="Dendrotoxin">Dendrotoxin</a></li> <li><a class="mw-selflink selflink">Dofetilide</a></li> <li><a href="/wiki/Dronedarone" title="Dronedarone">Dronedarone</a></li> <li><a href="/wiki/E-4031" title="E-4031">E-4031</a></li> <li><a href="/wiki/Hanatoxin" title="Hanatoxin">Hanatoxin</a></li> <li><a href="/wiki/HgeTx1" title="HgeTx1">HgeTx1</a></li> <li><a href="/wiki/HsTx1" title="HsTx1">HsTx1</a></li> <li><a href="/wiki/Ibutilide" title="Ibutilide">Ibutilide</a></li> <li><a href="/w/index.php?title=Inakalant&action=edit&redlink=1" class="new" title="Inakalant (page does not exist)">Inakalant</a></li> <li><a href="/wiki/Kaliotoxin" title="Kaliotoxin">Kaliotoxin</a></li> <li><a href="/wiki/Linopirdine" title="Linopirdine">Linopirdine</a></li> <li><a href="/wiki/Lolitrem_B" title="Lolitrem B">Lolitrem B</a></li> <li><a href="/wiki/Maurotoxin" title="Maurotoxin">Maurotoxin</a></li> <li><a href="/wiki/Nifekalant" title="Nifekalant">Nifekalant</a></li> <li><a href="/w/index.php?title=Notoxin&action=edit&redlink=1" class="new" title="Notoxin (page does not exist)">Notoxin</a></li> <li><a href="/wiki/Paxilline" title="Paxilline">Paxilline</a></li> <li><a href="/w/index.php?title=Pinokalant&action=edit&redlink=1" class="new" title="Pinokalant (page does not exist)">Pinokalant</a></li> <li><a href="/wiki/Quinidine" title="Quinidine">Quinidine</a></li> <li><a href="/w/index.php?title=ShK-186&action=edit&redlink=1" class="new" title="ShK-186 (page does not exist)">ShK-186</a></li> <li><a href="/wiki/Sotalol" title="Sotalol">Sotalol</a></li> <li><a href="/wiki/Tedisamil" title="Tedisamil">Tedisamil</a></li> <li><a href="/w/index.php?title=Terikalant&action=edit&redlink=1" class="new" title="Terikalant (page does not exist)">Terikalant</a></li> <li><a href="/wiki/Tetraethylammonium" title="Tetraethylammonium">Tetraethylammonium</a></li> <li><a href="/wiki/Vernakalant" title="Vernakalant">Vernakalant</a></li></ul> <ul><li><b><a href="/wiki/HERG" title="HERG">hERG</a> (KCNH2, K<sub>v</sub>11.1)-specific:</b> <a href="/wiki/Ajmaline" title="Ajmaline">Ajmaline</a></li> <li><a href="/wiki/Amiodarone" title="Amiodarone">Amiodarone</a></li> <li><a href="/wiki/AmmTX3" title="AmmTX3">AmmTX3</a></li> <li><a href="/wiki/Astemizole" title="Astemizole">Astemizole</a></li> <li><a href="/wiki/Azaspiracid" title="Azaspiracid">Azaspiracid</a></li> <li><a href="/wiki/AZD1305" title="AZD1305">AZD1305</a></li> <li><a href="/wiki/Azimilide" title="Azimilide">Azimilide</a></li> <li><a href="/wiki/Bedaquiline" title="Bedaquiline">Bedaquiline</a></li> <li><a href="/wiki/BeKm-1_toxin" title="BeKm-1 toxin">BeKm-1</a></li> <li><a href="/wiki/BmTx3" title="BmTx3">BmTx3</a></li> <li><a href="/wiki/BRL-32872" title="BRL-32872">BRL-32872</a></li> <li><a href="/wiki/Chlorpromazine" title="Chlorpromazine">Chlorpromazine</a></li> <li><a href="/wiki/Cisapride" title="Cisapride">Cisapride</a></li> <li><a href="/wiki/Clarithromycin" title="Clarithromycin">Clarithromycin</a></li> <li><a href="/wiki/Darifenacin" title="Darifenacin">Darifenacin</a></li> <li><a href="/wiki/Dextropropoxyphene" title="Dextropropoxyphene">Dextropropoxyphene</a></li> <li><a href="/wiki/Diallyl_trisulfide" title="Diallyl trisulfide">Diallyl trisulfide</a></li> <li><a href="/wiki/Domperidone" title="Domperidone">Domperidone</a></li> <li><a href="/wiki/E-4031" title="E-4031">E-4031</a></li> <li><a href="/wiki/Ergtoxin" title="Ergtoxin">Ergtoxins</a></li> <li><a href="/wiki/Erythromycin" title="Erythromycin">Erythromycin</a></li> <li><a href="/wiki/Gigactonine" title="Gigactonine">Gigactonine</a></li> <li><a href="/wiki/Haloperidol" title="Haloperidol">Haloperidol</a></li> <li><a href="/wiki/Ketoconazole" title="Ketoconazole">Ketoconazole</a></li> <li><a href="/wiki/Norpropoxyphene" title="Norpropoxyphene">Norpropoxyphene</a></li> <li><a href="/wiki/Orphenadrine" title="Orphenadrine">Orphenadrine</a></li> <li><a href="/wiki/Pimozide" title="Pimozide">Pimozide</a></li> <li><a href="/wiki/PNU-282,987" title="PNU-282,987">PNU-282,987</a></li> <li><a href="/wiki/Promethazine" title="Promethazine">Promethazine</a></li> <li><a href="/wiki/Quinidine" title="Quinidine">Quinidine</a></li> <li><a href="/wiki/Ranolazine" title="Ranolazine">Ranolazine</a></li> <li><a href="/wiki/Roxithromycin" title="Roxithromycin">Roxithromycin</a></li> <li><a href="/wiki/Sertindole" title="Sertindole">Sertindole</a></li> <li><a href="/wiki/Solifenacin" title="Solifenacin">Solifenacin</a></li> <li><a href="/wiki/Tamulotoxin" title="Tamulotoxin">Tamulotoxin</a></li> <li><a href="/wiki/Terodiline" title="Terodiline">Terodiline</a></li> <li><a href="/wiki/Terfenadine" title="Terfenadine">Terfenadine</a></li> <li><a href="/wiki/Thioridazine" title="Thioridazine">Thioridazine</a></li> <li><a href="/wiki/Tolterodine" title="Tolterodine">Tolterodine</a></li> <li><a href="/wiki/Vanoxerine" title="Vanoxerine">Vanoxerine</a></li> <li><a href="/wiki/Vernakalant" title="Vernakalant">Vernakalant</a></li></ul> <ul><li><b><a href="/wiki/KCNQ" title="KCNQ">KCNQ (K<sub>v</sub>7)</a>-specific:</b> <a href="/wiki/Linopirdine" title="Linopirdine">Linopirdine</a></li> <li><a href="/w/index.php?title=XE-991&action=edit&redlink=1" class="new" title="XE-991 (page does not exist)">XE-991</a></li> <li><a href="/wiki/Ssm_spooky_toxin" title="Ssm spooky toxin">Spooky toxin (SsTx)</a></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:5em;;text-align:center;"><a href="/wiki/Potassium_channel_opener" title="Potassium channel opener">Activators</a></th><td class="navbox-list-with-group navbox-list navbox-even" style="padding:0"><div style="padding:0 0.25em"> <ul><li><b><a href="/wiki/KCNQ" title="KCNQ">KCNQ (K<sub>v</sub>7)</a>-specific:</b> <a href="/wiki/Flupirtine" title="Flupirtine">Flupirtine</a></li> <li><a href="/wiki/Retigabine" title="Retigabine">Retigabine</a></li></ul> </div></td></tr></tbody></table><div></div></td></tr><tr><th scope="row" class="navbox-group" style="width:5em;;text-align:center;"><a href="/wiki/Inwardly_rectifying_potassium_channel" class="mw-redirect" title="Inwardly rectifying potassium channel"><abbr title="Inwardly rectifying potassium channel">IRKs</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 Inwardly rectifying potassium channel</span></th><td class="navbox-list-with-group navbox-list navbox-odd" style="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:5em;;text-align:center;"><a href="/wiki/Potassium_channel_blocker" title="Potassium channel blocker">Blockers</a></th><td class="navbox-list-with-group navbox-list navbox-odd" style="padding:0"><div style="padding:0 0.25em"> <ul><li><b><a href="/wiki/ATP-sensitive_potassium_channel" title="ATP-sensitive potassium channel"><abbr title="ATP-sensitive potassium channel">K<sub>ATP</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 ATP-sensitive potassium channel</span>-specific:</b> <a href="/wiki/Acetohexamide" title="Acetohexamide">Acetohexamide</a></li> <li><a href="/wiki/Carbutamide" title="Carbutamide">Carbutamide</a></li> <li><a href="/wiki/Chlorpropamide" title="Chlorpropamide">Chlorpropamide</a></li> <li><a href="/wiki/Glibenclamide" title="Glibenclamide">Glibenclamide (glyburide)</a></li> <li><a href="/wiki/Glibornuride" title="Glibornuride">Glibornuride</a></li> <li><a href="/wiki/Glicaramide" title="Glicaramide">Glicaramide</a></li> <li><a href="/wiki/Gliclazide" title="Gliclazide">Gliclazide</a></li> <li><a href="/wiki/Glimepiride" title="Glimepiride">Glimepiride</a></li> <li><a href="/wiki/Glipizide" title="Glipizide">Glipizide</a></li> <li><a href="/wiki/Gliquidone" title="Gliquidone">Gliquidone</a></li> <li><a href="/wiki/Glisoxepide" title="Glisoxepide">Glisoxepide</a></li> <li><a href="/wiki/Glyclopyramide" title="Glyclopyramide">Glyclopyramide</a></li> <li><a href="/w/index.php?title=Glycyclamide&action=edit&redlink=1" class="new" title="Glycyclamide (page does not exist)">Glycyclamide</a></li> <li><a href="/wiki/Metahexamide" title="Metahexamide">Metahexamide</a></li> <li><a href="/wiki/Mitiglinide" title="Mitiglinide">Mitiglinide</a></li> <li><a href="/wiki/Nateglinide" title="Nateglinide">Nateglinide</a></li> <li><a href="/wiki/Repaglinide" title="Repaglinide">Repaglinide</a></li> <li><a href="/wiki/Tolazamide" title="Tolazamide">Tolazamide</a></li> <li><a href="/wiki/Tolbutamide" title="Tolbutamide">Tolbutamide</a></li></ul> <ul><li><b><a href="/wiki/G_protein-coupled_inwardly_rectifying_potassium_channel" title="G protein-coupled inwardly rectifying potassium channel"><abbr title="G protein-coupled inwardly rectifying potassium channel">GIRK</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 G protein-coupled inwardly rectifying potassium channel</span>-specific:</b> <a href="/wiki/Barium" title="Barium">Barium</a></li> <li><a href="/wiki/Caramiphen" title="Caramiphen">Caramiphen</a></li> <li><a href="/wiki/Cloperastine" title="Cloperastine">Cloperastine</a></li> <li><a href="/wiki/Clozapine" title="Clozapine">Clozapine</a></li> <li><a href="/wiki/Dextromethorphan" title="Dextromethorphan">Dextromethorphan</a></li> <li><a href="/wiki/Ethosuximide" title="Ethosuximide">Ethosuximide</a></li> <li><a href="/wiki/Ifenprodil" title="Ifenprodil">Ifenprodil</a></li> <li><a href="/wiki/Tertiapin" title="Tertiapin">Tertiapin</a></li> <li><a href="/wiki/Tipepidine" title="Tipepidine">Tipepidine</a></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:5em;;text-align:center;"><a href="/wiki/Potassium_channel_opener" title="Potassium channel opener">Activators</a></th><td class="navbox-list-with-group navbox-list navbox-even" style="padding:0"><div style="padding:0 0.25em"> <ul><li><b><a href="/wiki/ATP-sensitive_potassium_channel" title="ATP-sensitive potassium channel"><abbr title="ATP-sensitive potassium channel">K<sub>ATP</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 ATP-sensitive potassium channel</span>-specific:</b> <a href="/w/index.php?title=Aprikalim&action=edit&redlink=1" class="new" title="Aprikalim (page does not exist)">Aprikalim</a></li> <li><a href="/wiki/Bimakalim" title="Bimakalim">Bimakalim</a></li> <li><a href="/wiki/Cromakalim" title="Cromakalim">Cromakalim</a></li> <li><a href="/wiki/Diazoxide" title="Diazoxide">Diazoxide</a></li> <li><a href="/w/index.php?title=Emakalim&action=edit&redlink=1" class="new" title="Emakalim (page does not exist)">Emakalim</a></li> <li><a href="/wiki/Levcromakalim" class="mw-redirect" title="Levcromakalim">Levcromakalim</a></li> <li><a href="/w/index.php?title=Mazokalim&action=edit&redlink=1" class="new" title="Mazokalim (page does not exist)">Mazokalim</a></li> <li><a href="/wiki/Minoxidil" title="Minoxidil">Minoxidil</a></li> <li><a href="/wiki/Minoxidil_sulfate" title="Minoxidil sulfate">Minoxidil sulfate</a></li> <li><a href="/w/index.php?title=Naminidil&action=edit&redlink=1" class="new" title="Naminidil (page does not exist)">Naminidil</a></li> <li><a href="/wiki/Nicorandil" title="Nicorandil">Nicorandil</a></li> <li><a href="/wiki/Pinacidil" title="Pinacidil">Pinacidil</a></li> <li><a href="/w/index.php?title=Rilmakalim&action=edit&redlink=1" class="new" title="Rilmakalim (page does not exist)">Rilmakalim</a></li> <li><a href="/w/index.php?title=Sarakalim&action=edit&redlink=1" class="new" title="Sarakalim (page does not exist)">Sarakalim</a></li></ul> <ul><li><b><a href="/wiki/G_protein-coupled_inwardly_rectifying_potassium_channel" title="G protein-coupled inwardly rectifying potassium channel"><abbr title="G protein-coupled inwardly rectifying potassium channel">GIRK</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 G protein-coupled inwardly rectifying potassium channel</span>-specific:</b> <a href="/w/index.php?title=ML-297&action=edit&redlink=1" class="new" title="ML-297 (page does not exist)">ML-297 (VU0456810)</a></li></ul> </div></td></tr></tbody></table><div></div></td></tr><tr><th scope="row" class="navbox-group" style="width:5em;;text-align:center;"><a href="/wiki/Calcium-activated_potassium_channel" title="Calcium-activated potassium channel"><abbr title="Calcium-activated potassium channel">K<sub>Ca</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 Calcium-activated potassium channel</span></th><td class="navbox-list-with-group navbox-list navbox-odd" style="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:5em;;text-align:center;"><a href="/wiki/Potassium_channel_blocker" title="Potassium channel blocker">Blockers</a></th><td class="navbox-list-with-group navbox-list navbox-odd" style="padding:0"><div style="padding:0 0.25em"> <ul><li><b><a href="/wiki/BK_channel" title="BK channel">BK<sub>Ca</sub></a>-specific:</b> <a href="/wiki/Alcohol_(drug)" title="Alcohol (drug)">Ethanol (alcohol)</a></li> <li><a href="/wiki/GAL-021" class="mw-redirect" title="GAL-021">GAL-021</a></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:5em;;text-align:center;"><a href="/wiki/Potassium_channel_opener" title="Potassium channel opener">Activators</a></th><td class="navbox-list-with-group navbox-list navbox-even" style="padding:0"><div style="padding:0 0.25em"> <ul><li><b><a href="/wiki/BK_channel" title="BK channel">BK<sub>Ca</sub></a>-specific:</b> <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/Niflumic_acid" title="Niflumic acid">Niflumic acid</a></li> <li><a href="/wiki/Nimesulide" title="Nimesulide">Nimesulide</a></li> <li><a href="/wiki/Rottlerin" title="Rottlerin">Rottlerin (mallotoxin)</a></li> <li><a href="/wiki/Tolfenamic_acid" title="Tolfenamic acid">Tolfenamic acid</a></li></ul> </div></td></tr></tbody></table><div></div></td></tr><tr><th scope="row" class="navbox-group" style="width:5em;;text-align:center;"><a href="/wiki/Tandem_pore_domain_potassium_channel" class="mw-redirect" title="Tandem pore domain potassium channel"><abbr title="Tandem pore domain potassium channel">K2Ps</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 Tandem pore domain potassium channel</span></th><td class="navbox-list-with-group navbox-list navbox-odd" style="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:5em;;text-align:center;"><a href="/wiki/Potassium_channel_blocker" title="Potassium channel blocker">Blockers</a></th><td class="navbox-list-with-group navbox-list navbox-odd" style="padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/12-O-Tetradecanoylphorbol-13-acetate" title="12-O-Tetradecanoylphorbol-13-acetate">12-O-Tetradecanoylphorbol-13-acetate</a></li> <li><a href="/wiki/Arachidonic_acid" title="Arachidonic acid">Arachidonic acid</a></li> <li><a href="/wiki/Fluoxetine" title="Fluoxetine">Fluoxetine</a></li> <li><a href="/wiki/Norfluoxetine" class="mw-redirect" title="Norfluoxetine">Norfluoxetine</a></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:5em;;text-align:center;"><a href="/wiki/Potassium_channel_opener" title="Potassium channel opener">Activators</a></th><td class="navbox-list-with-group navbox-list navbox-even" style="padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/Riluzole" title="Riluzole">Riluzole</a></li></ul> </div></td></tr></tbody></table><div></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/Sodium_channel" title="Sodium channel">Sodium</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:5em;;text-align:center;"><a href="/wiki/Voltage-gated_sodium_channels" class="mw-redirect" title="Voltage-gated sodium channels"><abbr title="Voltage-gated sodium channels">VGSCs</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 Voltage-gated sodium channels</span></th><td class="navbox-list-with-group navbox-list navbox-odd" style="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:5em;;text-align:center;"><a href="/wiki/Sodium_channel_blocker" title="Sodium channel blocker">Blockers</a></th><td class="navbox-list-with-group navbox-list navbox-odd" style="padding:0"><div style="padding:0 0.25em"> <ul><li><i>Antianginals:</i> <a href="/wiki/Ranolazine" title="Ranolazine">Ranolazine</a></li></ul> <ul><li><i>Antiarrhythmics (class I):</i> <a href="/wiki/Ajmaline" title="Ajmaline">Ajmaline</a></li> <li><a href="/wiki/Aprindine" title="Aprindine">Aprindine</a></li> <li><a href="/wiki/Disopyramide" title="Disopyramide">Disopyramide</a></li> <li><a href="/wiki/Dronedarone" title="Dronedarone">Dronedarone</a></li> <li><a href="/wiki/Encainide" title="Encainide">Encainide</a></li> <li><a href="/wiki/Flecainide" title="Flecainide">Flecainide</a></li> <li><a href="/wiki/Lidocaine" title="Lidocaine">Lidocaine</a></li> <li><a href="/wiki/Lorajmine" title="Lorajmine">Lorajmine</a></li> <li><a href="/wiki/Lorcainide" title="Lorcainide">Lorcainide</a></li> <li><a href="/wiki/Mexiletine" title="Mexiletine">Mexiletine</a></li> <li><a href="/wiki/Moracizine" title="Moracizine">Moricizine</a></li> <li><a href="/wiki/Pilsicainide" title="Pilsicainide">Pilsicainide</a></li> <li><a href="/wiki/Prajmaline" title="Prajmaline">Prajmaline</a></li> <li><a href="/wiki/Procainamide" title="Procainamide">Procainamide</a></li> <li><a href="/wiki/Propafenone" title="Propafenone">Propafenone</a></li> <li><a href="/wiki/Quinidine" title="Quinidine">Quinidine</a></li> <li><a href="/wiki/Sparteine" title="Sparteine">Sparteine</a></li> <li><a href="/wiki/Tocainide" title="Tocainide">Tocainide</a></li></ul> <ul><li><i>Anticonvulsants:</i> <a href="/w/index.php?title=Acetylpheneturide&action=edit&redlink=1" class="new" title="Acetylpheneturide (page does not exist)">Acetylpheneturide</a></li> <li><a href="/wiki/Carbamazepine" title="Carbamazepine">Carbamazepine</a></li> <li><a href="/wiki/Cenobamate" title="Cenobamate">Cenobamate</a></li> <li><a href="/wiki/Chlorphenacemide" title="Chlorphenacemide">Chlorphenacemide</a></li> <li><a href="/w/index.php?title=Elpetrigine&action=edit&redlink=1" class="new" title="Elpetrigine (page does not exist)">Elpetrigine</a></li> <li><a href="/wiki/Eslicarbazepine_acetate" title="Eslicarbazepine acetate">Eslicarbazepine acetate</a></li> <li><a href="/wiki/Ethotoin" title="Ethotoin">Ethotoin</a></li> <li><a href="/wiki/Fosphenytoin" title="Fosphenytoin">Fosphenytoin</a></li> <li><a href="/wiki/Lamotrigine" title="Lamotrigine">Lamotrigine</a></li> <li><a href="/wiki/Lacosamide" title="Lacosamide">Lacosamide</a></li> <li><a href="/wiki/Licarbazepine" title="Licarbazepine">Licarbazepine</a></li> <li><a href="/wiki/Mephenytoin" title="Mephenytoin">Mephenytoin</a></li> <li><a href="/wiki/Oxcarbazepine" title="Oxcarbazepine">Oxcarbazepine</a></li> <li><a href="/wiki/Oxitriptyline" title="Oxitriptyline">Oxitriptyline</a></li> <li><a href="/wiki/Phenacemide" title="Phenacemide">Phenacemide</a></li> <li><a href="/wiki/Pheneturide" title="Pheneturide">Pheneturide</a></li> <li><a href="/wiki/Phenytoin" title="Phenytoin">Phenytoin</a></li> <li><a href="/wiki/Rufinamide" title="Rufinamide">Rufinamide</a></li> <li><a href="/w/index.php?title=Sipatrigine&action=edit&redlink=1" class="new" title="Sipatrigine (page does not exist)">Sipatrigine</a></li> <li><a href="/wiki/Topiramate" title="Topiramate">Topiramate</a></li> <li><a href="/wiki/Sodium_valproate" class="mw-redirect" title="Sodium valproate">Sodium valproate</a></li> <li><a href="/wiki/Valnoctamide" title="Valnoctamide">Valnoctamide</a></li> <li><a href="/wiki/Valproate_pivoxil" title="Valproate pivoxil">Valproate pivoxil</a></li> <li><a href="/wiki/Valproate_semisodium" class="mw-redirect" title="Valproate semisodium">Valproate semisodium</a></li> <li><a href="/wiki/Valproic_acid" class="mw-redirect" title="Valproic acid">Valproic acid</a></li> <li><a href="/wiki/Valpromide" title="Valpromide">Valpromide</a></li> <li><a href="/wiki/Zonisamide" title="Zonisamide">Zonisamide</a></li></ul> <ul><li><i>Local anesthetics:</i> <a href="/wiki/3-(p-Fluorobenzoyloxy)tropane" title="3-(p-Fluorobenzoyloxy)tropane"><i>p</i>FBT</a></li> <li><a href="/wiki/Amylocaine" title="Amylocaine">Amylocaine</a></li> <li><a href="/wiki/Articaine" title="Articaine">Articaine</a></li> <li><a href="/wiki/Benzocaine" title="Benzocaine">Benzocaine</a></li> <li><a href="/wiki/Bupivacaine" title="Bupivacaine">Bupivacaine</a> (<a href="/wiki/Levobupivacaine" title="Levobupivacaine">Levobupivacaine</a>, <a href="/wiki/Ropivacaine" title="Ropivacaine">Ropivacaine</a>)</li> <li><a href="/wiki/Butacaine" title="Butacaine">Butacaine</a></li> <li><a href="/wiki/Butamben" title="Butamben">Butamben</a></li> <li><a href="/wiki/Chloroprocaine" title="Chloroprocaine">Chloroprocaine</a></li> <li><a href="/wiki/Cinchocaine" title="Cinchocaine">Cinchocaine</a></li> <li><a href="/wiki/Cocaine" title="Cocaine">Cocaine</a></li> <li><a href="/wiki/Cyclomethycaine" title="Cyclomethycaine">Cyclomethycaine</a></li> <li><a href="/wiki/Dimethocaine" title="Dimethocaine">Dimethocaine</a></li> <li><a href="/wiki/Diphenhydramine" title="Diphenhydramine">Diphenhydramine</a></li> <li><a href="/wiki/Etidocaine" title="Etidocaine">Etidocaine</a></li> <li><a href="/wiki/Hexylcaine" title="Hexylcaine">Hexylcaine</a></li> <li><a href="/wiki/Iontocaine" title="Iontocaine">Iontocaine</a></li> <li><a href="/wiki/Lidocaine" title="Lidocaine">Lidocaine</a></li> <li><a href="/wiki/Mepivacaine" title="Mepivacaine">Mepivacaine</a></li> <li><a href="/wiki/Meprylcaine" title="Meprylcaine">Meprylcaine</a></li> <li><a href="/wiki/Metabutoxycaine" title="Metabutoxycaine">Metabutoxycaine</a></li> <li><a href="/wiki/Orthocaine" title="Orthocaine">Orthocaine</a></li> <li><a href="/wiki/Piperocaine" title="Piperocaine">Piperocaine</a></li> <li><a href="/wiki/Prilocaine" title="Prilocaine">Prilocaine</a></li> <li><a href="/wiki/Procaine" title="Procaine">Procaine</a></li> <li><a href="/wiki/Propoxycaine" title="Propoxycaine">Propoxycaine</a></li> <li><a href="/wiki/Proxymetacaine" title="Proxymetacaine">Proxymetacaine</a></li> <li><a href="/wiki/Risocaine" title="Risocaine">Risocaine</a></li> <li><a href="/wiki/Tetracaine" title="Tetracaine">Tetracaine</a></li> <li><a href="/wiki/Trimecaine" title="Trimecaine">Trimecaine</a></li></ul> <ul><li><i>Analgesics:</i> <a href="/w/index.php?title=AZD-3161&action=edit&redlink=1" class="new" title="AZD-3161 (page does not exist)">AZD-3161</a></li> <li><a href="/wiki/DSP-2230" title="DSP-2230">DSP-2230</a></li> <li><a href="/wiki/Funapide" title="Funapide">Funapide</a></li> <li><a href="/w/index.php?title=GDC-0276&action=edit&redlink=1" class="new" title="GDC-0276 (page does not exist)">GDC-0276</a></li> <li><a href="/w/index.php?title=NKTR-171&action=edit&redlink=1" class="new" title="NKTR-171 (page does not exist)">NKTR-171</a></li> <li><a href="/w/index.php?title=PF-04531083&action=edit&redlink=1" class="new" title="PF-04531083 (page does not exist)">PF-04531083</a></li> <li><a href="/wiki/PF-05089771" title="PF-05089771">PF-05089771</a></li> <li><a href="/wiki/Ralfinamide" title="Ralfinamide">Ralfinamide</a></li> <li><a href="/wiki/Raxatrigine" class="mw-redirect" title="Raxatrigine">Raxatrigine</a></li> <li><a href="/w/index.php?title=RG7893&action=edit&redlink=1" class="new" title="RG7893 (page does not exist)">RG7893 (GDC-0287)</a></li></ul> <ul><li><i>Toxins:</i> <a href="/wiki/Conotoxin" title="Conotoxin">Conotoxins</a></li> <li><a href="/wiki/Neosaxitoxin" title="Neosaxitoxin">Neosaxitoxin</a></li> <li><a href="/wiki/Saxitoxin" title="Saxitoxin">Saxitoxin</a></li> <li><a href="/wiki/Tetrodotoxin" title="Tetrodotoxin">Tetrodotoxin</a></li> <li><a href="/wiki/Zetekitoxin_AB" title="Zetekitoxin AB">Zetekitoxin AB</a></li></ul> <ul><li><i>Others:</i> <a href="/wiki/Buprenorphine" title="Buprenorphine">Buprenorphine</a></li> <li><a href="/wiki/Evenamide" title="Evenamide">Evenamide</a></li> <li><a href="/wiki/Menthol" title="Menthol">Menthol</a> (<a href="/wiki/Mentha" title="Mentha">mint</a>)</li> <li><a href="/wiki/Safinamide" title="Safinamide">Safinamide</a></li> <li><a href="/wiki/Tricyclic_antidepressant" title="Tricyclic antidepressant">Tricyclic antidepressants</a></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:5em;;text-align:center;"><a href="/wiki/Sodium_channel_opener" title="Sodium channel opener">Activators</a></th><td class="navbox-list-with-group navbox-list navbox-even" style="padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/Aconitine" title="Aconitine">Aconitine</a></li> <li>Atracotoxins (<a href="/wiki/Omega-Atracotoxin" title="Omega-Atracotoxin">ω-Atracotoxin</a>, <a href="/wiki/Robustoxin" class="mw-redirect" title="Robustoxin">Robustoxin</a>, <a href="/wiki/Versutoxin" title="Versutoxin">Versutoxin</a>)</li> <li><a href="/wiki/Batrachotoxin" title="Batrachotoxin">Batrachotoxin</a></li> <li><a href="/wiki/Ciguatoxin" title="Ciguatoxin">Ciguatoxins</a></li> <li><a href="/wiki/Grayanotoxin" title="Grayanotoxin">Grayanotoxins</a></li> <li><a href="/wiki/Poneratoxin" title="Poneratoxin">Poneratoxin</a></li></ul> </div></td></tr></tbody></table><div></div></td></tr><tr><th scope="row" class="navbox-group" style="width:5em;;text-align:center;"><a href="/wiki/Epithelial_sodium_channel" title="Epithelial sodium channel"><abbr title="Epithelial sodium channel">ENaC</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 Epithelial sodium channel</span></th><td class="navbox-list-with-group navbox-list navbox-odd" style="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:5em;;text-align:center;"><a href="/wiki/Sodium_channel_blocker" title="Sodium channel blocker">Blockers</a></th><td class="navbox-list-with-group navbox-list navbox-odd" style="padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/Amiloride" title="Amiloride">Amiloride</a></li> <li><a href="/wiki/Benzamil" title="Benzamil">Benzamil</a></li> <li><a href="/wiki/Triamterene" title="Triamterene">Triamterene</a></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:5em;;text-align:center;"><a href="/wiki/Sodium_channel_opener" title="Sodium channel opener">Activators</a></th><td class="navbox-list-with-group navbox-list navbox-even" style="padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/w/index.php?title=Solnatide&action=edit&redlink=1" class="new" title="Solnatide (page does not exist)">Solnatide</a></li></ul> </div></td></tr></tbody></table><div></div></td></tr><tr><th scope="row" class="navbox-group" style="width:5em;;text-align:center;"><a href="/wiki/Acid-sensing_ion_channel" title="Acid-sensing ion channel"><abbr title="Acid-sensing ion channel">ASICs</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 Acid-sensing ion channel</span></th><td class="navbox-list-with-group navbox-list navbox-odd" style="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:5em;;text-align:center;"><a href="/wiki/Sodium_channel_blocker" title="Sodium channel blocker">Blockers</a></th><td class="navbox-list-with-group navbox-list navbox-odd" style="padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/w/index.php?title=A-317567&action=edit&redlink=1" class="new" title="A-317567 (page does not exist)">A-317567</a></li> <li><a href="/wiki/Amiloride" title="Amiloride">Amiloride</a></li> <li><a href="/wiki/Aspirin" title="Aspirin">Aspirin</a></li> <li><a href="/wiki/Ibuprofen" title="Ibuprofen">Ibuprofen</a></li> <li><a href="/w/index.php?title=PcTX1&action=edit&redlink=1" class="new" title="PcTX1 (page does not exist)">PcTX1</a></li></ul> </div></td></tr></tbody></table><div></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/Chloride_channel" title="Chloride channel">Chloride</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:5em;;text-align:center;"><a href="/wiki/Calcium-activated_chloride_channel" class="mw-redirect" title="Calcium-activated chloride channel"><abbr title="Calcium-activated chloride channel">CaCCs</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 Calcium-activated chloride channel</span></th><td class="navbox-list-with-group navbox-list navbox-odd" style="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:5em;;text-align:center;"><a href="/wiki/Chloride_channel_blocker" title="Chloride channel blocker">Blockers</a></th><td class="navbox-list-with-group navbox-list navbox-even" style="padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/Crofelemer" title="Crofelemer">Crofelemer</a></li> <li><a href="/wiki/DIDS" title="DIDS">DIDS</a></li> <li><a href="/wiki/Ethacrynic_acid" class="mw-redirect" title="Ethacrynic acid">Ethacrynic acid</a></li> <li><a href="/wiki/Flufenamic_acid" title="Flufenamic acid">Flufenamic acid</a></li> <li><a href="/wiki/Fluoxetine" title="Fluoxetine">Fluoxetine</a></li> <li><a href="/wiki/Furosemide" title="Furosemide">Furosemide</a></li> <li><a href="/wiki/Glibenclamide" title="Glibenclamide">Glibenclamide</a></li> <li><a href="/wiki/Mefloquine" title="Mefloquine">Mefloquine</a></li> <li><a href="/wiki/Mibefradil" title="Mibefradil">Mibefradil</a></li> <li><a href="/wiki/Niflumic_acid" title="Niflumic acid">Niflumic acid</a></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:5em;;text-align:center;"><a href="/wiki/Chloride_channel_opener" title="Chloride channel opener">Activators</a></th><td class="navbox-list-with-group navbox-list navbox-odd" style="padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/Carbachol" title="Carbachol">Carbachol</a></li></ul> </div></td></tr></tbody></table><div></div></td></tr><tr><th scope="row" class="navbox-group" style="width:5em;;text-align:center;"><a href="/wiki/Cystic_fibrosis_transmembrane_conductance_regulator" title="Cystic fibrosis transmembrane conductance regulator"><abbr title="Cystic fibrosis transmembrane conductance regulator">CFTR</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 Cystic fibrosis transmembrane conductance regulator</span></th><td class="navbox-list-with-group navbox-list navbox-odd" style="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:5em;;text-align:center;"><a href="/wiki/Chloride_channel_blocker" title="Chloride channel blocker">Blockers</a></th><td class="navbox-list-with-group navbox-list navbox-even" style="padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/Glibenclamide" title="Glibenclamide">Glibenclamide</a></li> <li><a href="/wiki/Lonidamine" title="Lonidamine">Lonidamine</a></li> <li><a href="/wiki/Piretanide" title="Piretanide">Piretanide</a></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:5em;;text-align:center;"><a href="/wiki/Chloride_channel_opener" title="Chloride channel opener">Activators</a></th><td class="navbox-list-with-group navbox-list navbox-odd" style="padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/w/index.php?title=1,7-Phenanthroline&action=edit&redlink=1" class="new" title="1,7-Phenanthroline (page does not exist)">1,7-Phenanthroline</a></li> <li><a href="/wiki/1,10-Phenanthroline" title="1,10-Phenanthroline">1,10-Phenanthroline</a></li> <li><a href="/w/index.php?title=4,7-Phenanthroline&action=edit&redlink=1" class="new" title="4,7-Phenanthroline (page does not exist)">4,7-Phenanthroline</a></li> <li><a href="/w/index.php?title=7,8-Benzoquinoline&action=edit&redlink=1" class="new" title="7,8-Benzoquinoline (page does not exist)">7,8-Benzoquinoline</a></li> <li><a href="/wiki/Ivacaftor" title="Ivacaftor">Ivacaftor</a></li> <li><a href="/wiki/Phenanthridine" title="Phenanthridine">Phenanthridine</a></li></ul> </div></td></tr></tbody></table><div></div></td></tr><tr><th scope="row" class="navbox-group" style="width:5em;;text-align:center;">Unsorted</th><td class="navbox-list-with-group navbox-list navbox-odd" style="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:5em;;text-align:center;"><a href="/wiki/Chloride_channel_blocker" title="Chloride channel blocker">Blockers</a></th><td class="navbox-list-with-group navbox-list navbox-even" style="padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/Bumetanide" title="Bumetanide">Bumetanide</a></li> <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/Mepacrine" title="Mepacrine">Mepacrine</a></li> <li><a href="/wiki/Niflumic_acid" title="Niflumic acid">Niflumic acid</a></li> <li><a href="/w/index.php?title=Talniflumate&action=edit&redlink=1" class="new" title="Talniflumate (page does not exist)">Talniflumate</a></li> <li><a href="/wiki/Tolfenamic_acid" title="Tolfenamic acid">Tolfenamic acid</a></li> <li><a href="/wiki/Trifluoperazine" title="Trifluoperazine">Trifluoperazine</a></li></ul> </div></td></tr></tbody></table><div></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"></div><table class="nowraplinks navbox-subgroup" style="border-spacing:0"><tbody><tr><th scope="row" class="navbox-group" style="width:5em;;text-align:center;"><a href="/wiki/Transient_receptor_potential_channels" class="mw-redirect" title="Transient receptor potential channels"><abbr title="Transient receptor potential channels">TRPs</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 Transient receptor potential channels</span></th><td class="navbox-list-with-group navbox-list navbox-odd" style="padding:0"><div style="padding:0 0.25em"> <ul><li>See <a href="/wiki/Template:Transient_receptor_potential_channel_modulators" title="Template:Transient receptor potential channel modulators">here</a> instead.</li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:5em;;text-align:center;"><a href="/wiki/Ligand_gated_ion_channels" class="mw-redirect" title="Ligand gated ion channels"><abbr title="Ligand gated ion channels">LGICs</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 Ligand gated ion channels</span></th><td class="navbox-list-with-group navbox-list navbox-even" style="padding:0"><div style="padding:0 0.25em"> <ul><li>See <a href="/wiki/Template:Pharmacomodulation" title="Template:Pharmacomodulation">here</a> instead.</li></ul> </div></td></tr></tbody></table><div></div></td></tr><tr><td class="navbox-abovebelow" colspan="2"><div><i><b>See also:</b> <a href="/wiki/Template:Receptor_modulators" title="Template:Receptor modulators">Receptor/signaling modulators</a> • <a href="/wiki/Template:Transient_receptor_potential_channel_modulators" title="Template:Transient receptor potential channel modulators">Transient receptor potential channel modulators</a></i></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"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1129693374"></div><div role="navigation" class="navbox" aria-labelledby="Antiarrhythmic_agents_(C01B)" 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:Antiarrhythmic_agents" title="Template:Antiarrhythmic agents"><abbr title="View this template">v</abbr></a></li><li class="nv-talk"><a href="/wiki/Template_talk:Antiarrhythmic_agents" title="Template talk:Antiarrhythmic agents"><abbr title="Discuss this template">t</abbr></a></li><li class="nv-edit"><a href="/wiki/Special:EditPage/Template:Antiarrhythmic_agents" title="Special:EditPage/Template:Antiarrhythmic agents"><abbr title="Edit this template">e</abbr></a></li></ul></div><div id="Antiarrhythmic_agents_(C01B)" style="font-size:114%;margin:0 4em"><a href="/wiki/Antiarrhythmic_agent" title="Antiarrhythmic agent">Antiarrhythmic agents</a> (<a href="/wiki/ATC_code_C01#C01B" title="ATC code C01">C01B</a>)</div></th></tr><tr><th scope="row" class="navbox-group" style="width:1%"><a href="/wiki/Channel_blocker" title="Channel blocker">Channel blockers</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 id="class_I(Na+_channel_blockers)" scope="row" class="navbox-group" style="width:1%"><a href="/wiki/Antiarrhythmic_agent#Class_I_agents" title="Antiarrhythmic agent">class I</a><br />(<a href="/wiki/Sodium_channel_blocker" title="Sodium channel blocker">Na<sup>+</sup> channel blockers</a>)</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%">class Ia (<a href="/wiki/Cardiac_action_potential#Phase_0" title="Cardiac action potential">Phase 0</a>→ and <a href="/wiki/Cardiac_action_potential#Phase_3" title="Cardiac action potential">Phase 3</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/Ajmaline" title="Ajmaline">Ajmaline</a></li> <li><a href="/wiki/Disopyramide" title="Disopyramide">Disopyramide</a></li> <li><a href="/wiki/Dihydroquinidine" title="Dihydroquinidine">Hydroquinidine</a></li> <li><a href="/wiki/Lorajmine" title="Lorajmine">Lorajmine</a></li> <li><a href="/wiki/Prajmaline" title="Prajmaline">Prajmaline</a></li> <li><a href="/wiki/Procainamide" title="Procainamide">Procainamide</a><sup>#</sup></li> <li><a href="/wiki/Quinidine" title="Quinidine">Quinidine</a><sup>#</sup></li> <li><a href="/wiki/Sparteine" title="Sparteine">Sparteine</a></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%">class Ib (<a href="/wiki/Cardiac_action_potential#Phase_3" title="Cardiac action potential">Phase 3</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><i><a href="/wiki/Intravenous_therapy" title="Intravenous therapy">IV</a></i> <ul><li><a href="/wiki/Lidocaine" title="Lidocaine">Lidocaine</a><sup>#</sup></li></ul></li> <li><i><a href="/wiki/Enteral" class="mw-redirect" title="Enteral">enteral</a></i> <ul><li><a href="/wiki/Aprindine" title="Aprindine">Aprindine</a></li> <li><a href="/wiki/Mexiletine" title="Mexiletine">Mexiletine</a></li> <li><a href="/wiki/Tocainide" title="Tocainide">Tocainide</a></li></ul></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%">class Ic (<a href="/wiki/Cardiac_action_potential#Phase_0" title="Cardiac action potential">Phase 0</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/Encainide" title="Encainide">Encainide</a><sup>‡</sup></li> <li><a href="/wiki/Ethacizine" title="Ethacizine">Ethacizine</a></li> <li><a href="/wiki/Flecainide" title="Flecainide">Flecainide</a></li> <li><a href="/wiki/Indecainide" title="Indecainide">Indecainide</a><sup>‡</sup></li> <li><a href="/wiki/Lorcainide" title="Lorcainide">Lorcainide</a></li> <li><a href="/wiki/Moracizine" title="Moracizine">Moracizine</a><sup>‡</sup></li> <li><a href="/wiki/Propafenone" title="Propafenone">Propafenone</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/Antiarrhythmic_agent#Class_III_agents" title="Antiarrhythmic agent">class III</a><br />(<a href="/wiki/Cardiac_action_potential#Phase_3" title="Cardiac action potential">Phase 3</a>→, <a href="/wiki/Potassium_channel_blocker" title="Potassium channel blocker">K<sup>+</sup> channel 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/Amiodarone" title="Amiodarone">Amiodarone</a></li> <li><a href="/wiki/Bretylium" title="Bretylium">Bretylium</a></li> <li><a href="/wiki/Bunaftine" title="Bunaftine">Bunaftine</a></li> <li><a href="/wiki/Celivarone" title="Celivarone">Celivarone</a><sup>†</sup></li> <li><a class="mw-selflink selflink">Dofetilide</a></li> <li><a href="/wiki/Dronedarone" title="Dronedarone">Dronedarone</a></li> <li><a href="/wiki/E-4031" title="E-4031">E-4031</a><sup>†</sup></li> <li><a href="/wiki/Ibutilide" title="Ibutilide">Ibutilide</a></li> <li><a href="/wiki/Nifekalant" title="Nifekalant">Nifekalant</a></li> <li><a href="/wiki/Sotalol" title="Sotalol">Sotalol</a></li> <li><a href="/wiki/Tedisamil" title="Tedisamil">Tedisamil</a></li> <li><a href="/wiki/Vernakalant" title="Vernakalant">Vernakalant</a></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%"><a href="/wiki/Antiarrhythmic_agent#Class_IV_agents" title="Antiarrhythmic agent">class IV</a><br />(<a href="/wiki/Cardiac_action_potential#Phase_4" title="Cardiac action potential">Phase 4</a>→, <a href="/wiki/Calcium_channel_blocker" title="Calcium channel blocker">Ca<sup>2+</sup> channel 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/Diltiazem" title="Diltiazem">Diltiazem</a></li> <li><a href="/wiki/Verapamil" title="Verapamil">Verapamil</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/Receptor_(biochemistry)" title="Receptor (biochemistry)">Receptor</a> <a href="/wiki/Agonist" title="Agonist">agonists</a><br />and <a href="/wiki/Receptor_antagonist" title="Receptor antagonist">antagonists</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/Antiarrhythmic_agent#Class_II_agents" title="Antiarrhythmic agent">class II</a><br />(<a href="/wiki/Cardiac_action_potential#Phase_4" title="Cardiac action potential">Phase 4</a>→, <a href="/wiki/Beta_blocker" title="Beta blocker">β 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/Nadolol" title="Nadolol">Nadolol</a></li> <li><a href="/wiki/Pindolol" title="Pindolol">Pindolol</a></li> <li><a href="/wiki/Propranolol" title="Propranolol">Propranolol</a></li> <li><i>cardioselective</i> <ul><li><a href="/wiki/Acebutolol" title="Acebutolol">Acebutolol</a></li> <li><a href="/wiki/Atenolol" title="Atenolol">Atenolol</a></li> <li><a href="/wiki/Esmolol" title="Esmolol">Esmolol</a></li> <li><a href="/wiki/Landiolol" title="Landiolol">Landiolol</a></li> <li><a href="/wiki/Metoprolol" title="Metoprolol">Metoprolol</a></li></ul></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%"><a href="/wiki/Adenosine_A1_receptor" title="Adenosine A1 receptor">A<sub>1</sub> agonist</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/Adenosine" title="Adenosine">Adenosine</a></li> <li><a href="/wiki/Benzodiazepine" title="Benzodiazepine">Benzodiazepines</a></li> <li><a href="/wiki/Barbiturate" title="Barbiturate">Barbiturates</a></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%"><a href="/wiki/Muscarinic_acetylcholine_receptor_M2" title="Muscarinic acetylcholine receptor M2">M<sub>2</sub></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/Muscarinic_antagonist" title="Muscarinic antagonist">muscarinic antagonist</a>: <a href="/wiki/Atropine" title="Atropine">Atropine</a></li> <li><a href="/wiki/Disopyramide" title="Disopyramide">Disopyramide</a></li> <li><a href="/wiki/Quinidine" title="Quinidine">Quinidine</a><br /><a href="/wiki/Muscarinic_agonist" title="Muscarinic agonist">muscarinic agonist</a>: <a href="/wiki/Digoxin" title="Digoxin">Digoxin</a></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%"><a href="/wiki/Adrenergic_receptor#.CE.B1_receptors" title="Adrenergic receptor">α receptors</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/Amiodarone" title="Amiodarone">Amiodarone</a></li> <li><a href="/wiki/Bretylium" title="Bretylium">Bretylium</a></li> <li><a href="/wiki/Quinidine" title="Quinidine">Quinidine</a></li> <li><a href="/wiki/Verapamil" title="Verapamil">Verapamil</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/Ion_transporter" title="Ion transporter">Ion transporters</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 id="Na+/_K+-ATPase" scope="row" class="navbox-group" style="width:1%"><a href="/wiki/Na%2B/K%2B-ATPase" class="mw-redirect" title="Na+/K+-ATPase">Na<sup>+</sup>/ K<sup>+</sup>-ATPase</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/Digitoxin" title="Digitoxin">Digitoxin</a></li> <li><a href="/wiki/Digoxin" title="Digoxin">Digoxin</a></li> <li><a href="/wiki/Ouabain" title="Ouabain">Ouabain</a></li></ul> </div></td></tr></tbody></table><div></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><noscript><img src="https://login.wikimedia.org/wiki/Special:CentralAutoLogin/start?type=1x1" alt="" width="1" height="1" style="border: none; position: absolute;"></noscript> <div class="printfooter" data-nosnippet="">Retrieved from "<a dir="ltr" href="https://en.wikipedia.org/w/index.php?title=Dofetilide&oldid=1223260855">https://en.wikipedia.org/w/index.php?title=Dofetilide&oldid=1223260855</a>"</div></div> <div id="catlinks" class="catlinks" data-mw="interface"><div id="mw-normal-catlinks" class="mw-normal-catlinks"><a href="/wiki/Help:Category" title="Help:Category">Categories</a>: <ul><li><a href="/wiki/Category:Sulfonamides" title="Category:Sulfonamides">Sulfonamides</a></li><li><a href="/wiki/Category:Drugs_developed_by_Pfizer" title="Category:Drugs developed by Pfizer">Drugs developed by Pfizer</a></li><li><a href="/wiki/Category:Potassium_channel_blockers" title="Category:Potassium channel 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