| calcium-channel 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
 • Syn:
 calcium blocker
 • Hypernyms:
 medicine, medication, medicament, medicinal drug
 • Hyponyms:
 diltiazem, Cardizem, nifedipine, Procardia, verapamil,
 Calan, Isoptin
 
 
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