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. 2010 Jan-Feb;107(1):53–58.

Table 1.

Drugs With Substantial Risk of Torsades de pointes

Antiaarrhythmics

  • Quinidine

  • Procainamide

  • Disopyramide

  • Dofetilide

  • Ibutilide

  • Sotalol

  • Amiodarone

  • Bepridil*

Psychotropic Medications

  • Thioridazine

  • Chlorpromazine

  • Mesoridazine

  • Droperidol

  • Haloperidol

  • Pimozide

Antimicrobials

  • Erythromycin

  • Clarithromycin

  • Sparfloxacin*

  • Pentamidine

  • Chloroquine

  • Halofantrine

  • Amantidine

Promotility Medications

  • Cisapride*

  • Domperidone*

Antihistamines

  • Terfenadine*

  • Astemizole*

Miscellaneous Medications and Supplements

  • Arsenic

  • Methadone

  • Levomethadyl

  • Probucol*

  • Cesium

  • Licorice

  • Zhigancao

*

No longer available in the U.S.