n. A drug used to counter the effects of an overdose on opioids (such as heroin or morphine).
WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
n. a potent narcotic antagonist (trade name Narcan) especially effective with morphine
Word Usage
"Treatment with naloxone is controversial and has been reported to cause hypertension. 3-5 However, transient hypertension can be seen from clonidine alone."