this antihypertensive drug inhibits the influx of Ca+ ions into myocardial and vascular cells therefore:
inhibiting the contractile process and allowing for vasodilation of the coronary arteries and decreased peripheral resistance to blood flow.
flushing, headache, ankle swelling
Ca+ channel blockers (procardia, Norvasc, Cardizem, verapamil)
**verapamil may cause digoxin toxicity and cardiac depression and av block if given with beta blockers**