EPILEPSY : ADULT AND CHILD OVER 9 YEARS, INITIALLY 125 MG DAILY AT BEDTIME, INCREASED BY 125 MG EVERY 3 DAYS TO 500 MG DAILY IN 2 DIVIDED DOSES THEN INCREASED ACCORDING TO RESPONSE BY 250 MG EVERY 3 DAYS TO MAX. 1.5 G DAILY IN 2 DIVIDED DOSES; CHILD UNDER 9 YEARS, INITIALLY 125 MG DAILY AT BEDTIME, INCREASED BY 125 MG EVERY 3 DAYS ACCORDING TO RESPONSE; USUAL MAINTENANCE, CHILD UNDER 2 YEARS, 250 - 500 MG DAILY IN 2 DIVIDED DOSES; 2 - 5 YEARS, 500 - 750 MG DAILY IN 2 DIVIDED DOSES; 6 - 9 YEARS 0.75 - 1 G DAILY IN 2 DIVIDED DOSES
MAINTENENCE :- 10-20 MG/KG/DAY IN DEVIDED DOSES.
ESSENTIAL TREMOR, INITIALLY 62.5 MG DAILY INCREASED GRADUALLY OVER 2 - 3 WEEKS ACCORDING TO RESPONSE; MAX. 750 MG DAILY