methadone(redirected from Methenex)
Also found in: Thesaurus, Medical, Encyclopedia.
Related to Methenex: methanol
A potent synthetic narcotic drug, C21H27NO, that is less addictive than morphine or heroin and is used as a substitute for these drugs in addiction treatment programs. It may also be used for chronic pain management.
(Pharmacology) a narcotic analgesic drug similar to morphine, used to treat opiate addiction. Formula: C21H27NO
[C20: from (di)meth(yl) + a(mino) + d(iphenyl) + -one]
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.
Switch to new thesaurus
|Noun||1.||methadone - synthetic narcotic drug similar to morphine but less habit-forming; used in narcotic detoxification and maintenance of heroin addiction|
narcotic - a drug that produces numbness or stupor; often taken for pleasure or to reduce pain; extensive use can lead to addiction