my daughter is around 9 yrs old she suffering from epilepsy first attack came on feb 2007 & second was on 17 sept 2011 after 3.5 yrs. both attck came in deep sleep.her all report like Video eeg ,Mri ,Ct Scan ,EEG are normal. now she is on valparin 300 mg crono twice daily,she suffering from hair loss & weight gain problems. pls advice me