naltrexone From WikiWord Entry Discussion Read Edit View history Contents EnglishPronunciationNounRelated termsReferences English Pronunciation IPA /nælˈtɹɛksəʊn/ Nounnaltrexone nounAn opiate antagonist used to treat opioid dependence Related termsSynonymsmethylnaltrexonenaloxonenalorphinenaloxegolnaxalonenaloxonazinenoracymethadolnaltrindolenaloxazonenalmexonenalbuphinenarcannormorphinenalmefenemethadonelevallorphan References Wiktionary — naltrexone Wikipedia — naltrexone