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naloxone hydrochloride

[năl′ək-sōn′, nə-lŏk′sōn]

n.

A drug used as an antagonist to narcotic drugs such as morphine.

The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.