|  verapamil 
 
 a drug (trade names Calan and Isoptin) used as an oral or parenteral calcium blocker in cases of hypertension or congestive heart failure or angina or migraine
 • Syn:
 Calan, Isoptin
 • Usage Domain:
 trade name (for: Isoptin), trade name (for: Calan)
 • Hypernyms:
 calcium blocker, calcium-channel blocker
 
 
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