Ibutilide.
Ibutilide fumarate (Corvert -- Pharmacia & Upjohn), a new antiarrhythmic drug for intravenous use, has been approved by the US Food and Drug Administration for acute termination of atrial fibrillation or flutter of recent onset.
D000889:Anti-Arrhythmia Agents / Q000627:therapeutic use*; D002986:Clinical Trials as Topic; D006801:Humans; D013449:Sulfonamides / Q000009:adverse effects / Q000494:pharmacology / Q000627:therapeutic use*
D000889:Anti-Arrhythmia Agents; D013449:Sulfonamides; C067192:ibutilide