Meaning of phentolamine

phen•tol•a•mine

Pronunciation: (fen-tol'u-mēn", -min), [key]
— n. Pharm.
  1. an alpha blocker, CHNO, used to reduce hypertensive states caused by a catecholamine excess, as in the treatment of pheochromocytoma.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.
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