Dosage calculation: A 5-year-old boy with a diagnosis of Kawasaki disease is being treated with aspirin. His initial dose is 90 mg/kg in divided doses every 6 hours. After his symptoms have subsided, he will be given a dose of 5 mg/kg a day for the antiplatelet effect of the drug. The child weighs 39 lb. The medication comes in 80-mg tablets. Answer the following:

a. How many kilograms (kg) does the child weigh?

b. How many milligrams (mg) per day will be given for the initial dose?

c. How many milligrams (mg) per dose will be given for the initial dose?

d. How many tablets will be given for each of the initial doses?

e. How many milligrams (mg) per day will be given for the antiplatelet dose?