pharmaceutic vs medication

pharmaceutic and medication both are nouns.

Word	Noun	Adjective	Verb	Adverb
pharmaceutic	Yes	Yes	No	No
medication	Yes	No	No	No

As nouns, medication is a hypernym of pharmaceutic; that is, medication is a word with a broader meaning than pharmaceutic:

pharmaceutic: drug or medicine that is prepared or dispensed in pharmacies and used in medical treatment
medication: (medicine) something that treats or prevents or alleviates the symptoms of disease

Other hypernyms of pharmaceutic include medicament, medicinal drug, medicine.

pharmaceutic (noun)	medication (noun)
drug or medicine that is prepared or dispensed in pharmacies and used in medical treatment	the act of treating with medicines or remedies
	(medicine) something that treats or prevents or alleviates the symptoms of disease

pharmaceutic (adjective)	medication (adjective)
of or relating to pharmacy or pharmacists