calcium channel blocker

calcium blocker

noun Pharmacology.
any of a group of drugs that prevent the influx of calcium into excitable tissues such as smooth muscle of the heart or arterioles, used in the treatment of angina, hypertension, and certain arrhythmias.
Also called calcium channel blocker.
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World English Dictionary
calcium channel blocker
 
n
Also called: calcium antagonist any drug that prevents the influx of calcium ions into cardiac and smooth muscle: used to treat high blood pressure and angina

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