Dictionary

dextromethorphan

dextromethorphan

noun dex·tro·me·thor·phan \ˌdek-strō-mi-ˈthr-ˌfan\

Definition of DEXTROMETHORPHAN

:  a cough suppressant C18H25NO that is widely used especially in the form of a hydrated hydrogen bromide complex

Origin of DEXTROMETHORPHAN

dextr- + methyl + morphinan parent substance of morphine alkaloids, from morphine + 3-an
First Known Use: 1967

dextromethorphan

noun dex·tro·me·thor·phan \ˌdek-strō-mi-ˈthr-ˌfan\   (Medical Dictionary)

Medical Definition of DEXTROMETHORPHAN

:  a nonaddictive cough suppressant that is widely used especially in the form of its hydrobromide C18H25NO·HBr in over-the-counter cough and cold preparations and is a codeine analog of levorphanol lacking the analgesic properties of codeine and producing little or no depression of the central nervous system

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