antihypertensive, antianginal, antiarrhythmic drug, prescribed for, among other conditions, the treatment of mild to moderate essential hypertension; brand names include Calan, Isoptin; Verapamil side effects.
calcium channel blocker that inhibits calcium ion influx in myocardial and vascular smooth muscle cells; used for therapy of supraventricular tachyarrhythmias and hypertension.
a drug (trade names Calan and Isoptin) used as an oral or parenteral calcium blocker in cases of hypertension or congestive heart failure or angina or migraine