anticonvulsant vs antiepileptic

anticonvulsant and antiepileptic both are nouns.

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

As nouns, anticonvulsant and antiepileptic are synonyms defined as:

anticonvulsant and antiepileptic: a drug used to treat or prevent convulsions (as in epilepsy)

Other synonyms of anticonvulsant include anticonvulsant drug, antiepileptic drug.

anticonvulsant (noun)	antiepileptic (noun)
a drug used to treat or prevent convulsions (as in epilepsy)	a drug used to treat or prevent convulsions (as in epilepsy)