Dictionary
la•bet•a•lol
Pronunciation: (lu-bet'u-lôl", -lol"), [key]—
n. Pharm.
an alpha- and beta-adrenergic blocking agent, C
19H
24N
2O
3, used in the treatment of hypertension.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.