Atabrine vs mepacrine

Atabrine and mepacrine both are nouns.

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

As nouns, Atabrine and mepacrine are synonyms defined as:

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

Other synonyms of Atabrine include quinacrine, quinacrine hydrochloride.

Atabrine (noun)	mepacrine (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