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a drug that prevents the influx of calcium into the smooth muscle of the heart or arterioles, used in the treatment of angina, hypertension, and certain arrhythmias. Also called cal′cium chan`nel block`er.
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|Noun||1.||calcium blocker - any of a class of drugs that block the flow of the electrolyte calcium (either in nerve cell conduction or smooth muscle contraction of the heart); has been used in the treatment of angina or arrhythmia or hypertension or migraine|
Cardizem, diltiazem - a calcium blocker (trade name Cardizem) used in treating hypertension or angina or heart failure
medicament, medication, medicinal drug, medicine - (medicine) something that treats or prevents or alleviates the symptoms of disease
nifedipine, Procardia - calcium blocker (trade name Procardia); appears to increase the risk of recurrent heart attacks
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