Medical Subject Headings

Last uploaded: March 22, 2026
Id http://purl.bioontology.org/ontology/MESH/D009271
http://purl.bioontology.org/ontology/MESH/D009271
Preferred Name

Naltrexone

Definitions
Derivative of noroxymorphone that is the N-cyclopropylmethyl congener of NALOXONE. It is a narcotic antagonist that is effective orally, longer lasting and more potent than naloxone, and has been proposed for the treatment of heroin addiction. The FDA has approved naltrexone for the treatment of alcohol dependence.
Synonyms
EN-1639A
Nalorex
Naltrexone Hydrochloride
Trexan
EN1639A
ReVia
EN 1639A
Morphinan-6-one, 17-(cyclopropylmethyl)-4,5-epoxy-3,14-dihydroxy-, (5alpha)-
Celupan
Nemexin
Antaxone
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Type http://www.w3.org/2002/07/owl#Class
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