Please consult your physician before starting any medication treatment. Brand name: Lamictal Generic name: Lamotrigine Why is Lamictal prescribed? Lamictal is prescribed to control seizures in people with epilepsy. It is also used to control a serious form of epilepsy known as Lennox-Gastaut syndrome. Lamictal is used in combination with other antiepileptic medications or as a replacement for a medication such as carbamazepine, phenytoin, phenobarbital, primidone, or valproate. Lamictal may also be used for purposes other than those listed in this medication guide.