Cardiac arrhythmia (2%-10%; new or worsened)
Cardiac failure (1%-4%)
Unusual Taste (3%-23%)
Dizziness (4%-15%)
Nausea/Vomiting (<11%)
Propafenone
Verapamil
Amiodarone
Flecainide
Lofexidine
Procainamide
Sotalol
Ibutilide