anticonvulsant vs medication

anticonvulsant and medication both are nouns.

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

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

anticonvulsant: a drug used to treat or prevent convulsions (as in epilepsy)
medication: (medicine) something that treats or prevents or alleviates the symptoms of disease

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

anticonvulsant (noun)	medication (noun)
a drug used to treat or prevent convulsions (as in epilepsy)	the act of treating with medicines or remedies
	(medicine) something that treats or prevents or alleviates the symptoms of disease