phentolamine

[ fen-tol-uh-meen, -min ]

noun

, Pharmacology.

1. an alpha blocker, C 1 7 H 1 9 N 3 O, used to reduce hypertensive states caused by a catecholamine excess, as in the treatment of pheochromocytoma.

Word History and Origins

Origin of phentolamine¹

1950–55; phen(o)- + tol(uidine) + -amine; tolu

Example Sentences

The company said the product contains undeclared amounts of Aildenafil and Phentolamine.

From Seattle Times

Common side effects of Phentolamine include abnormal heart rhythm and rapid heart beat.

From Seattle Times

Before resorting to implants, doctors are able to draw upon less drastic remedies: -- Injections of the drugs papaverine and phentolamine into the penis can counteract stiffening of the corpora cavernosa and thus permit engorgement with blood.

From Time Magazine Archive