Definitions for nalorphineˈnæl ərˌfin, nælˈɔr fin
Random House Webster's College Dictionary
nal•or•phineˈnæl ərˌfin, nælˈɔr fin(n.)
a narcotic antagonist, C19H21NO3, chemically related to morphine, used to counteract overdose and to diagnose addiction.
Origin of nalorphine:
1950–55; N-al(lyln)or(mor)phine
Princeton's WordNet
nalorphine, Nalline(noun)
a narcotic antagonist (trade name Nalline) that counteracts the effects of narcotics (especially the effects of poisoning by morphine)
Wiktionary
nalorphine(Noun)
A drug used to reverse opioid overdose.
Origin: Contraction of N-allyl-normorphine.
U.S. National Library of Medicine
Nalorphine
A narcotic antagonist with some agonist properties. It is an antagonist at mu opioid receptors and an agonist at kappa opioid receptors. Given alone it produces a broad spectrum of unpleasant effects and it is considered to be clinically obsolete.
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