Zarontin vs antiepileptic

Zarontin and antiepileptic both are nouns.

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

As nouns, antiepileptic is a hypernym of Zarontin; that is, antiepileptic is a word with a broader meaning than Zarontin:

Zarontin: an anticonvulsant drug (trade names Emeside and Zarontin) used to treat petit mal epilepsy
antiepileptic: a drug used to treat or prevent convulsions (as in epilepsy)

Other hypernyms of Zarontin include anticonvulsant, anticonvulsant drug, antiepileptic drug.

Zarontin (noun)	antiepileptic (noun)
an anticonvulsant drug (trade names Emeside and Zarontin) used to treat petit mal epilepsy	a drug used to treat or prevent convulsions (as in epilepsy)