Trileptal (oxcarbazepine) is an anticonvulsant, or antiepileptic drug. It works by decreasing nerve impulses that cause seizures.
Trileptal is used either alone or with other medicines to treat partial seizures. Trileptal is used as a single medicine in adults and children who are at least 4 years old. Trileptal is used with other medicines in adults and children who are at least 2 years old.