dextromethorphan

dextromethorphan
dex·tro·me·thor·phan .dek-strō-mi-'thȯr-.fan n a nonaddictive cough suppressant that is widely used esp. 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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n.
a drug used in lozenges, syrups, and linctuses to suppress coughs (see antitussive). It sometimes causes drowsiness, dizziness, and digestive upsets. See also triprolidine.

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dex·tro·meth·or·phan (dek″stro-məth-orґfan) [USP] a nonopioid, synthetic derivative of morphine that acts on the cough center to suppress the cough reflex, used as an antitussive; administered orally.

Medical dictionary. 2011.

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  • dextromethorphan — ▪ drug       synthetic drug related to morphine and used in medicine as a cough suppressant. The hydrobromide salt of dextromethorphan occurs as white crystals or a white crystalline powder, soluble in water, alcohol, and chloroform. It acts upon …   Universalium

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  • dextromethorphan — noun Etymology: dextr + methyl + morphinan parent substance of morphine alkaloids, from morphine + 3 an Date: 1967 a nonaddictive cough suppressant C18H25NO that is widely used especially in the form of its hydrobromide …   New Collegiate Dictionary

  • dextromethorphan — noun An antitussive drug (a cough suppressant) that is found in many over the counter cold and cough preparations. Syn: DXM, DM, dex …   Wiktionary

  • dextromethorphan — dex·tro·me·thor·phan …   English syllables

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