naltrexone

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naltrexone

 [nal-trek´sōn]
an opioid antagonist used as the hydrochloride salt in treatment of opioid or alcohol abuse.

nal·trex·one

(nal-treks'ōn),
An orally active narcotic antagonist; devoid of pharmacologic action when administered in the absence of narcotics.

naltrexone

(năl-trĕk′sōn)
n.
A synthetic opioid antagonist, C20H23NO4, used in its hydrochloride form to treat addiction to alcohol and to opioid drugs such as heroin.

naltrexone

Substance abuse An opioid antagonist used to manage opiate, alcohol and other abuse substances; naltrexone binds to endorphin receptors, preventing endophin receptor binding, reducing the craving for abuse substances. See Cocaine. Cf Antabuse.

naltrexone

A narcotic antagonist used as a maintenance therapy in former narcotic addicts. A brand name is Nalorex.

nal·trex·one

(nal-treks'ōn)
Orally active narcotic antagonist; devoid of pharmacologic action when administered in absence of narcotics.