Calcium channel blockers can lower blood pressure or slow the heart rate. They might be used to treat high blood pressure, angina caused by coronary artery disease, and fast or irregular heart rhythms. They are also used to treat cluster headaches.
Primary Medical ReviewerE. Gregory Thompson, MD - Internal Medicine
Specialist Medical ReviewerRobert A. Kloner, MD, PhD - Cardiology
Current as ofMarch 12, 2014
WebMD Medical Reference from Healthwise