- Patients already receiving daily AED treatment as a monotherapy or a polytherapy with maximum 2 AEDs within the terms of marketing authorization with the following medications: Carbamazepine, Clobazam, Clonazepam, Gabapentin, Lamotrigine, Levetiracetam, Oxcarbazepine, Phenobarbital, Phenytoin, Pregabalin, Tiagabine, Topiramate, Valproate, Zonisamide