bactericide vs medication

bactericide and medication both are nouns.

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

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

bactericide: any drug that destroys bacteria or inhibits their growth
medication: (medicine) something that treats or prevents or alleviates the symptoms of disease

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

bactericide (noun)	medication (noun)
any drug that destroys bacteria or inhibits their growth	the act of treating with medicines or remedies
any chemical agent that destroys bacteria	(medicine) something that treats or prevents or alleviates the symptoms of disease