<qa>  How much can the starting dosage be for subjects who weigh more than 25 kg?2. For subjects who weigh greater than 25 kg, the starting dosage will be 5 mgday. After three days, the dosage can be increased to 10 mgday. By week two, subjects can be increased to 20 mgday. Thereafter, dosage increases can be made in up to 20 mg increments weekly as needed. 