Does Marijuana lead to a seizure?

 Since i was about 15 i started smoking marijuana im 26 now but i stop as soon as i found out i had epilepsy... i dont know if marijuana leads to a seizure or it triggers it ! if anybody has any infor please let me know ! also if i smoke now after 3yrs that i stop would i get a seizure, even though im taking my medication "keppra" ?