nalorphine


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Related to nalorphine: naloxone

nalorphine

 [nal´or-fēn]
a semisynthetic congener of morphine, used as an antagonist to morphine and related narcotics and in the diagnosis of narcotic addiction.

nal·or·phine

(nal-ōr'fēn),
An early antagonist of most depressant and stimulatory effects of morphine and related narcotic analgesics; precipitates severe withdrawal symptoms in morphine addicts, and counteracts the respiratory depression produced by morphine and related compounds; when administered in the absence of narcotics, nalorphine has mildly analgesic and respiratory depressant effects in nonaddicts; superseded by naloxone hydrochoride.
Synonym(s): N-allylnormorphine

nalorphine

/nal·or·phine/ (nal´or-fēn) a semisynthetic congener of morphine; the hydrochloride salt is used as an antagonist to morphine and related narcotics and in the diagnosis of narcotic addiction.

nalorphine

A morphine derivative which reversses the activity of morphine and other narcotics. See Opioids.

nalorphine

A narcotic antagonist drug so similar in structure to MORPHINE that it occupies morphine receptor sites on cell membranes and prevents morphine from acting. A small dose of the drug, given to a morphine addict, can induce withdrawal symptoms within a matter of minutes.

nalorphine

a semisynthetic congener of morphine used as the hydrochloride to antagonize morphine and related narcotics and as an analgesic.