Amiodarone effectively maintains sinus rhythm in patients with atrial fibrillation, and although dronedarone is less effective it has a better safety profile. The choice of antiarrhythmic drug (or ...

Paradoxically, some antiarrhythmic drugs designed to treat abnormal heart rhythms can sometimes induce them. This phenomenon is known as proarrhythmia. Drugs such as Pacerone (amiodarone), flecainide, ...

potassium channel blockers such as Pacerone (amiodarone) and Betapace (sotalol) Antiarrhythmic drugs treat abnormal heart rhythms (arrhythmias) by slowing down the heart rate or changing the ...

This phenomenon is known as proarrhythmia. Drugs such as Pacerone (amiodarone), Tambocor (flecainide), and Verelan (verapamil ...

Also, the half life of amiodarone is long and 72 hours off drug would not be a sufficient time to address amiodarone causation of AV block. Second-degree AV block PR increment preceding a blocked ...