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Calcium Channel Blockers

Calcium Channel Blockers

Calcium channel blockers are medicines commonly used to:

The following calcium channel blockers can also slow heart rate:

Diltiazem and verapamil are used for atrial fibrillation.

By slowing heart rate and lowering blood pressure, calcium channel blockers help reduce the heart's workload. Calcium channel blockers may also directly improve blood flow to the heart by reversing spasms that can occur in the coronary arteries, which supply blood to the heart muscle. Successful treatment of high blood pressure also helps reduce the risk of atrial fibrillation.


ByHealthwise Staff
Primary Medical ReviewerErnest L. Abel, PhD - Reproductive Toxicology
Specialist Medical ReviewerErnest L. Abel, PhD - Reproductive Toxicology
Last RevisedFebruary 18, 2011

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