an adrenergic drug, a form of fenfluramine, formerly used in treating obesity but withdrawn from the market in 1997 because of its potential to cause valvular heart disease.
Main Entry: dex·fen·flur·a·mine Pronunciation: "deks-'fen-flur-&-"mEn Function: noun : the dextrorotatory form offenfluramine formerly used in the form of its hydrochloride to treat obesity but no longer used due to its association with heart disease affecting the heart valves—see FEN-PHEN
r-uh-meen] 