naltrexone

[ nal-trek-sohn ]

/ nælˈtrɛk soʊn /

noun Pharmacology.

a nonaddictive substance, C20H23NO4, used in the treatment of heroin addiction and opiate overdose.

Nearby words

nalline, nalmefene, nalorphine, naloxone, naloxone hydrochloride, naltrexone, nam, nam co, nam pla, nam tso, nama

Origin of naltrexone

First recorded in 1970–75; by rearrangement of parts of its chemical name

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for naltrexone

The three main types of medication for opiate withdrawal and recovery are methadone, buphrenorphine, and naltrexone.
Is Weed the Secret to Beating Opiate Addiction?|Tracey Mitchell, Abby Haglage|September 5, 2014|DAILY BEAST

British Dictionary definitions for naltrexone

naltrexone

/ (nælˈtrɛksəʊn) /

noun

a narcotic antagonist, similar to morphine, used chiefly in the treatment of heroin addiction

Word Origin for naltrexone

C20: from N-al (lylnor) ox (ymorph) one, + the arbitrary insertion of -trex-

Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Medicine definitions for naltrexone

naltrexone

[ năl-trĕk′sōn ]

n.

An endorphin and narcotic antagonist. It is devoid of pharmacologic action when administered in the absence of narcotics.