Brathwaite, Caribbean surname. By genealogy.com user April 26, 1999 at 01:14:54. I would be interested to know if anyone has information on the last name Brathwaite, which I think is a derivation of Braithwaite.rathwaite, Caribbean surname. By genealogy.com user April 26, 1999 at 01:14:54. I would be interested to know if anyone has information on the last name Brathwaite, which I think is a derivation of Braithwaite.
Infants less than 90 days: 50 mg per meter squared (m2) of body surface area every 12 hours. Pediatric dose: 90 mg per meter squared (m2) of body surface area every 12 hours. May need to be higher in children with nervous system disease (maximum dose 150 mg per meter squared (m2).
Doing the Calculation. The true heart of how to calculate drug dosage lies in figuring the mg/kg ratio. This is done by multiplying the base milligram dosage by the patientâs body weight in kilograms. In this way, drug manufacturers give medical personnel a base formula that allows them to individualize each dosage by the patient.