Indication
Hypertension:As monotherapy or in combination with other antihypertensive agents. Angina Pectoris:Long-term prophylaxis
Cardiac Arrhythmias:Disturbances of cardiac rhythm, including supraventricular and ventricular arrhythmias. Myocardial Infarction (MI):Treatment of hemodynamically stable patients with definite or suspected acute MI to reduce cardiovascular mortality. Adjunct to treatment of thyrotoxicosis. Prevention of migraine.