Definition of propoxyphene
: a narcotic analgesic C22H29NO2 structurally related to methadone but less addicting that is administered especially in the form of its salts (as the hydrochloride)
Origin of propoxyphene
prop- + oxy + -phene (alteration of phenyl)
First Known Use: 1955
Medical Definition of propoxyphene
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Medical Dictionary: Definition of "propoxyphene"
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