@angelapharmd: Calcium channel blockers are vasodilators. This means they widen and relax your blood vessels. This can help: lower blood pressure slow your heartbeat control an irregular heartbeat and reduce chest pain. The vasodilation can also cause swelling of feet and ankles. Calcium channel blockers include: Amlodipine (Norvasc) Diltiazem (Cardizem, Tiazac) Isradipine Nicardipine Nisoldipine (Sular) felodipine (Plendil) nifedipine XL (Adalat XL) verapamil (Isoptin, Isoptin SR, Verelan) Never discontinue your blood pressure and other prescription medications without talking to your doctors first. #highbloodpressure #bloodpressure #bloodpressurecontrol #fyp #foryourpage #facts