thanks for query
first of all don`t worry epilepsy
are curable .
there are many group of anti -epileptic medicines, currently you are prescribing medicines from two groups
if you do not have relief then you should report this to your treating physician .he increase dose of current prescribing drugs or may add third group as per him judgement.
never stop anti epileptic drugs just follow your doctor advise you definitively get benefited