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 Reviewer||E. Gregory Thompson, MD - Internal Medicine|
|Specialist Medical Reviewer||Robert A. Kloner, MD, PhD - Cardiology|
|Last Revised||April 5, 2013|
WebMD Medical Reference from Healthwise