First Known Use: 1994
Dictionary
fen–phen
noun \ˈfen-ˌfen\
Definition of FEN-PHEN
: a former diet drug combination of phentermine with either fenfluramine or dexfenfluramine —called also phen-fen
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Origin of FEN-PHEN
fenfluramine + phentermine
Medical Dictionary
fen–phen
noun \ˈfen-ˌfen\
Medical Definition of FEN–PHEN
: a former diet drug combination of phentermine with either fenfluramine or dexfenfluramine—called also phen-fen
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