Half-life: Extensive metabolizers: 2-10 hours; Poor metabolizers: 10-32 hours
Metabolism: Hepatic via CYP2D6, CYP3A4 and CYP1A2
Excretion: Urine (<1% unchanged; remainder as glucuronide or sulfate conjugates); feces
Propafenone
Verapamil
Amiodarone
Flecainide
Lofexidine
Procainamide
Sotalol
Ibutilide