pharmaceutical vs pharmaceutics

pharmaceutical and pharmaceutics both are nouns.

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

pharmaceutical (noun)	pharmaceutics (noun)
drug or medicine that is prepared or dispensed in pharmacies and used in medical treatment	the art and science of preparing and dispensing drugs and medicines

pharmaceutical (adjective)	pharmaceutics (adjective)
of or relating to pharmacy or pharmacists
of or relating to drugs used in medical treatment