First Known Use: 1973
Dictionary
naltrexone
noun nal·trex·one \nal-ˈtrek-ˌsōn\
Definition of NALTREXONE
: a synthetic opiate antagonist C20H23NO4 administered in the form of its hydrochloride
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Origin of NALTREXONE
N-allyl + trex- (as in methotrexate) + -one
Medical Dictionary
naltrexone
noun nal·trex·one \nal-ˈtrek-ˌsōn\
Medical Definition of NALTREXONE
: a synthetic opiate antagonist administered especially in the form of its hydrochloride C20H23NO4·HCl to maintain a drug-free state in detoxified opiate-dependent patients or to maintain abstinence in alcohol-dependent patients
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