Mysoline vs antiepileptic drug

Mysoline and antiepileptic drug both are nouns.

Word	Noun	Adjective	Verb	Adverb
Mysoline	Yes	No	No	No
antiepileptic drug	Yes	No	No	No

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

Mysoline: an anticonvulsant (trade name Mysoline) used to treat grand mal seizures and essential tremor
antiepileptic drug: a drug used to treat or prevent convulsions (as in epilepsy)

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

Mysoline (noun)	antiepileptic drug (noun)
an anticonvulsant (trade name Mysoline) used to treat grand mal seizures and essential tremor	a drug used to treat or prevent convulsions (as in epilepsy)