How many dosage required carvedilol for infants and children?

It comes as 3.125mg, 6.25mg, 12.5mg, and 25mg tablets to be taken twice a day, preferably 12 hours apart. The start is usually 3.125mg and increased to the next size as the patient tolerates since you can feel sluggish or wore out when starting or changing dose. The optimal dose goal is 25mg, twice a day.