I was on Dilantin when I was young but he added me to back on it along with my Keppra makes me sleepy more than I usually am taking it together with my Keppra was kinda wonder if tjat might be a normal side and what iguess to people do they get with taking both together. I was diagnosed with intractable epilepsy few years back I was epilepsy all my life since I was born few years ago doctor at one point tests show intractable epilepsy