pill pusher vs pill roller

pill pusher and pill roller both are nouns.

Word	Noun	Adjective	Verb	Adverb
pill pusher	Yes	No	No	No
pill roller	Yes	No	No	No

As nouns, pill pusher and pill roller are synonyms defined as:

pill pusher and pill roller: a health professional trained in the art of preparing and dispensing drugs

Other synonyms of pill pusher include apothecary, chemist, druggist, pharmacist.

pill pusher (noun)	pill roller (noun)
a health professional trained in the art of preparing and dispensing drugs	a health professional trained in the art of preparing and dispensing drugs