Contraindications include: * Pre-existing acute or chronic liver dysfunction or family history of severe liver inflammation (hepatitis), particularly medicine related. * Known hypersensitivity to<unk>  or any of the ingredients used in the preparation * Urea cycle disorders * Hepatic porphyria *Hepatotoxicity *Mitochondrial disease *Pancreatitis * Porphyria
Valproate
Tiagabine
Retigabine
Lamotrigine
Felbamate
Topiramate
Mesuximide
Primidone