10 mg

We must administer 0. divoltar 50 mg 1 mg per pound of body weight to a 20 lb child To calculate how much of the drug should be administered: Dose = Weight × Dosage Dose = 20 lbs × (0 1 mg / 1 lbs) = 2 mg To calculate the dose of the syrup: Liquid dose = Dose/Concentration Liquid dose = 2 mg/ (1 mg / 2 mL) = 4 mL