WITH CURRENT ANTIEPILEPTIC THERAPY, INITIALLY 1 G DAILY IN SINGLE OR 2 DIVIDED DOSES THEN INCREASED ACCORDING TO RESPONSE IN STEPS OF 500 MG AT WEEKLY INTERVALS; USUAL RANGE 2 - 3 G DAILY (MAX. 3 G DAILY); CHILD INITIALLY 40 MG/KG DAILY IN SINGLE OR 2 DIVIDED DOSES THEN ADJUSTED ACCORDING TO BODY-WEIGHT 10 - 15 KG, 0.5 - 1 G DAILY; BODY-WEIGHT 15 - 30 KG, 1 - 1.5 G DAILY; BODY-WEIGHT 30 - 50 KG, 1.5 - 3 G DAILY; BODY-WEIGHT OVER 50 KG, 2 - 3 G DAILY
INFANTILE SPASMS (WEST'S SYNDROME), MONOTHERAPY, 50 MG/KG DAILY, ADJUSTED ACCORDING TO RESPONSE OVER 7 DAYS; UP TO 150 MG/KG DAILY USED WITH GOOD TOLERABILITY