A drug which acts to prevent epileptic seizures(noun)
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Use "antiepileptic" in a sentence
"Availability of investigational antiepileptic medications."
"In 2008, the FDA warned that patients on all antiepileptic drugs should be "monitored for the emergence or worsening of depression, suicidal thoughts or behavior, or any unusual changes in mood or behavior," and warnings on drug labels were soon required."
"But this month FDA issued a warning that pregnant women who take the antiepileptic drug Topamax are 20 times as likely to have their babies develop cleft lip and cleft palate as they would otherwise be, says Reuters."