al·bu·ter·ol 
(ăl-bytə-rôl′)
(ăl-bytə-rôl′)n.
A beta-adrenergic drug, C13H21NO3, used in the form of its sulfate as a bronchodilator primarily to treat asthma and chronic obstructive pulmonary disease. Also called salbutamol.
[AL(PHA) + blend of BUT(YL) and -terol (ultimately shortening of (ar)terenol, norepinephrine hydrochloride, originally a trademark).]