naltrexone

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nal·trex·one

 (năl-trĕk′sōn)
n.
A synthetic opioid antagonist, C20H23NO4, used in its hydrochloride form to treat addiction to alcohol and to opioid drugs such as heroin.

[Blend of naloxone and tre- (probably alteration of tri-, from the three carbon atoms of the propyl group that distinguishes it from naloxone, of which it is a congener).]
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

naltrexone

(nælˈtrɛksəʊn)
n
(Pharmacology) a narcotic antagonist, similar to morphine, used chiefly in the treatment of heroin addiction
[C20: from N-al(lylnor)ox(ymorph)one, + the arbitrary insertion of -trex-]
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014

nal•trex•one

(nælˈtrɛk soʊn)

n.
a nonaddictive substance, C20H23NO4, used in the treatment of heroin addiction and opiate overdose.
[1970–75; by rearrangement of parts of its chemical name]
Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.naltrexone - an oral antagonist against the action of opiates
narcotic antagonist - an antagonist used to counteract the effects of narcotics (especially to counteract the depression of respiration)
Based on WordNet 3.0, Farlex clipart collection. © 2003-2012 Princeton University, Farlex Inc.
Translations

naltrexone

n naltrexona
English-Spanish/Spanish-English Medical Dictionary Copyright © 2006 by The McGraw-Hill Companies, Inc. All rights reserved.