nalmexone

== English == === Etymology === From nal- (“opioid receptor antagonist/agonist”)[Term?] +‎ -one. (This etymology is missing or incomplete. Please add to it, or discuss it at the Etymology scriptorium.) === Noun === nalmexone (uncountable) (pharmacology) A semisynthetic mixed opioid agonist-antagonist with analgesic and narcotic antagonist properties.