Medical Subject Headings

Last uploaded: March 22, 2026
Id http://purl.bioontology.org/ontology/MESH/C032257
http://purl.bioontology.org/ontology/MESH/C032257
Preferred Name

methylnaltrexone

Synonyms
Relistor
morphinanium, 17-(cyclopropylmethyl)-4,5-epoxy-3,14-dihydroxy-17-methyl-6-oxo-, (5alpha)-
naltrexone methylbromide
17-(cyclopropylmethyl)-4,5-epoxy-3,14-dihydroxymorphinanium-6-one
naltrexonium methiodide
MRZ 2663BR
naltrexone methobromide
naltrexone MB
methyl-naltrexone hydrobromide
(5alpha)-17-(cyclopropylmethyl)-3,14-dihydroxy-17-methyl-4,5-epoxymorphinan-17-ium-6-one
morphinan-17-ium-6-one, 17-(cyclopropylmethyl)-4,5-epoxy-3,14-dihydroxy-17-methyl-, (5alpha)-
morphinan-17-ium-6-one, 17-(cyclopropylmethyl)-4,5-epoxy-3,14-dihydroxy-17-methyl-, bromide, (5alpha,17R)-
methylnaltrexone bromide
N-methylnaltrexone bromide
quaternary ammonium naltrexone
MRZ-2663
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Type http://www.w3.org/2002/07/owl#Class
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