I am surfing from epilepsy from 15 year. Taking two pills of Valprol CR 300 MG and levipil 500 MG twice in the day form 5 year. From 3 year I have not suffered form any stroke or any conscious but form these tablet I have severed some side effect like memory impairment, headache, dizziness, stupor, somnolence, convulsion, disorder, abdominal pain, anemia thrombocytopenia, weight increased, extrapyramidal disorder, deafness, tremor Please suggest can I stop to take this table or change the tablet.