Narcan vs naloxone

Narcan and naloxone both are nouns.

Word	Noun	Adjective	Verb	Adverb
Narcan	Yes	No	No	No
naloxone	Yes	No	No	No

As nouns, Narcan and naloxone are synonyms defined as:

Narcan and naloxone: a potent narcotic antagonist (trade name Narcan) especially effective with morphine

Narcan (noun)	naloxone (noun)
a potent narcotic antagonist (trade name Narcan) especially effective with morphine	a potent narcotic antagonist (trade name Narcan) especially effective with morphine