Examples · Weight-based dose (mg/kg)
Worked example
Weight-based dose (mg/kg) — practice problem 12
A patient weighs 60 kg. The prescriber orders gentamicin 20 mg/kg/dose.
Weight60 kg
Ordered20 mg/kg/dose
How many mg is the dose?
Answer: 1200 mg
Step-by-step solution
1. Multiply weight by the ordered mg/kg
60 kg × ( 20 mg ÷ 1 kg )
= 1200 mg
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