question: My son is 12 years old, affected by seizures 2 times within 4 years He is continuously taking valparin chrono 300 & fresium 5mg, how long to take medicine and another one doctor advised stopping fresium 5 mg, past 1 week. No side effects till now. Now only take valparin chrono 300 twice a day after meals. EEG took 6 months intervals, the report is normal. Dr.pl. advice how long to take the medicine.