calcium channel blocker


noun

any drug that prevents the influx of calcium ions into cardiac and smooth muscle: used to treat high blood pressure and anginaAlso called: calcium antagonist

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Medical definitions for calcium channel blocker

calcium channel blocker

n.

Any of a class of drugs that inhibit movement of calcium ions across a cell membrane, used in the treatment of cardiovascular disorders.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.