Questions in The Neurology Forum are being answered by doctors from The Cleveland Clinic , consistently ranked one of the best hospitals in America. Dear Tom, It is hard to say whether his falls may be from his dilantin. One of the side effects of dilantin is ataxia, that may elicit falling just because of the ataxia and not atonic seizure events.
Myoclonic jerks seem to be enhanced upon arising from sleep or a nap.
Valproate is a good medications to get the myoclonic jerks under control. Since he is having break throughs, maybe you ought to talk to your physician about valoproate levels. No I haven't heard of the epilepsy center you mentioned. That does not mean that it isn't outstanding. Hope that your son is doing better.