A synthetic opiate. The most common medical use for methadone is as a legal substitute for heroin in some treatment programs for drug addiction. It is administered to participating addicts daily at a drug clinic in the form of a green, tasteless liquid.

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meth·a·done 'meth-ə-.dōn also meth·a·don -.dän n a synthetic addictive narcotic drug used esp. in the form of its hydrochloride C21H27NO·HCl for the relief of pain and as a substitute narcotic in the treatment of heroin addiction called also amidone

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a potent narcotic analgesic drug administered by mouth or injection to relieve severe pain and as a linctus to suppress coughs. It is also used to treat heroin addiction. Digestive upsets, drowsiness, and dizziness may occur, and prolonged use may lead to dependence. Trade name: Physeptone.

Medical dictionary. 2011.

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  • Méthadone — Général Nom IUPAC (RS) 6 (diméthylamino) 4,4 diphényl 3 heptanone No CAS …   Wikipédia en Français

  • Methadone — Méthadone Méthadone Général Nom IUPAC (RS) 6 (diméthylamino) 4,4 diphényl 3 heptanone No CAS …   Wikipédia en Français

  • méthadone — [ metadɔn ] n. f. • 1971; angl. amér. methadon(e), de meth(yl)a(mino), d(iphenyl) et (heptan)one ♦ Dérivé synthétique de la morphine, utilisé comme produit de substitution à l héroïne dans certaines cures de désintoxication. ● méthadone nom… …   Encyclopédie Universelle

  • methadone — 1947, generic designation for 6 dimethylamino 4, 4 diphenyl 3 heptanone. For origins of the syllables, see METHYL (Cf. methyl) + AMINO (Cf. amino) + DI (Cf. di ) + ONE (Cf. one) …   Etymology dictionary

  • methadone — ► NOUN ▪ a powerful synthetic painkiller, used as a substitute for morphine and heroin in the treatment of addiction. ORIGIN from its chemical name …   English terms dictionary

  • methadone — [meth′ə dōn΄] n. [< (6 di)meth(yl)a(mino 4,4 )d(iphenyl 3 heptan)one] a synthetic narcotic drug, C21H27NO, used in medicine to treat heroin and morphine addicts: it is more potent than morphine, with a longer duration of action and milder… …   English World dictionary

  • Methadone — Phy redirects here. For the abbreviation for the physical layer of the OSI Model, see PHY. Not to be confused with Methedrine, Methedrone, Mephedrone, or Methylone. Methadone …   Wikipedia

  • methadone — /meth euh dohn /, n. Pharm. a synthetic narcotic, C21H28ClNO, similar to morphine but effective orally, used in the relief of pain and as a heroin substitute in the treatment of heroin addiction. Also, methadon /meth euh don /. [1945 50, Amer.;… …   Universalium

  • methadone — methadon methadon, methadone methadone . a narcotic drug similar to morphine but less habit forming; used in treating heroin addiction. Syn: methadone hydrochloride. [WordNet 1.5] …   The Collaborative International Dictionary of English

  • methadone — noun Methadone is used before these nouns: ↑clinic …   Collocations dictionary

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