Atabrine vs quinacrine

Atabrine and quinacrine both are nouns.

Word	Noun	Adjective	Verb	Adverb
Atabrine	Yes	No	No	No
quinacrine	Yes	No	No	No

As nouns, Atabrine and quinacrine are synonyms defined as:

Atabrine and quinacrine: a drug (trade name Atabrine) used to treat certain worm infestations and once used to treat malaria

Other synonyms of Atabrine include mepacrine, quinacrine hydrochloride.

Atabrine (noun)	quinacrine (noun)
a drug (trade name Atabrine) used to treat certain worm infestations and once used to treat malaria	a drug (trade name Atabrine) used to treat certain worm infestations and once used to treat malaria