curative vs medication

curative and medication both are nouns.

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

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

curative: a medicine or therapy that cures disease or relieve pain
medication: (medicine) something that treats or prevents or alleviates the symptoms of disease

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

curative (noun)	medication (noun)
a medicine or therapy that cures disease or relieve pain	the act of treating with medicines or remedies
	(medicine) something that treats or prevents or alleviates the symptoms of disease

curative (adjective)	medication (adjective)
tending to cure or restore to health