Mephobarbital

For daytime sedation:
Adults--32 to 100 milligrams (mg) three or four times a day.
Children--16 to 32 mg three or four times a day.

For control of seizures:
Adults--200 to 600 mg a day, taken in smaller doses during the day.
Children up to 5 years of age--16 to 32 mg three or four times a day.
Children 5 years of age and over--32 to 64 mg three or four times a day.