Epilepsy is the second most common neurological disorder after stroke and is caused by abnormal drainage of brain neurons.Neurological diseases, from infections to neoplasms or skull injuries can also play a role. Heredity is also a predominant factor.Drugs used in generalized partial and tonic-clonic epilepsyPhenytoin, carbamazepine, valproate and barbiturates are used.New drugs such as Sly Carpazepine, Lamotrigine, Levitrastam, Gabapentin, Excarbazepine, Pregabalin, Topiramate, Retigabine, Vigabatrin are used.