Question

The daily dose of ampicillin for the treatment of an ear infection is 115mg/kg of body weight. what is the daily dose, in mg, for a 34-lb child? ...?

Answer 1

1 lb ~ 0,45 kg
34 lg = 34*0,45 = 15,3 kg

1 kg.................115 mg
15,3 kg................x

x = 15,3*115
x = 1759,5 mg