pharmaceutics vs pharmacy

pharmaceutics and pharmacy both are nouns.

Word	Noun	Adjective	Verb	Adverb
pharmaceutics	Yes	No	No	No
pharmacy	Yes	No	No	No

As nouns, pharmaceutics and pharmacy are synonyms defined as:

pharmaceutics and pharmacy: the art and science of preparing and dispensing drugs and medicines

pharmaceutics (noun)	pharmacy (noun)
the art and science of preparing and dispensing drugs and medicines	a retail shop where medicine and other articles are sold
	the art and science of preparing and dispensing drugs and medicines