naltrexone

[ nal-trek-sohn ]

noun

, Pharmacology.

1. a nonaddictive substance, C 2 0 H 2 3 NO 4 , used in the treatment of heroin addiction and opiate overdose.

naltrexone

/ nælˈtrɛksəʊn /

noun

1. a narcotic antagonist, similar to morphine, used chiefly in the treatment of heroin addiction

Word History and Origins

Origin of naltrexone¹

First recorded in 1970–75; by rearrangement of parts of its chemical name

Word History and Origins

Origin of naltrexone¹

C20: from N-al ( lylnor ) ox ( ymorph ) one, + the arbitrary insertion of -trex-

Example Sentences

The three main types of medication for opiate withdrawal and recovery are methadone, buphrenorphine, and naltrexone.

From The Daily Beast