Dosage calculations, until they stop being scary
Problems are generated fresh every time, so there is nothing to memorise and no way to run out. Write the units at every step. That single habit prevents most of the errors this section is designed to catch.
Safe dose range
Streak 0 · 0 attemptedDeciding whether an ordered dose falls inside the safe range for that client.
A child weighs 82 lb. The safe range for the ordered drug is 5 to 10 mg/kg/day. What is the minimum safe total daily dose?
mg/day
Round to the nearest tenth.
Formula
Safe range = Weight (kg) × low mg/kg → Weight (kg) × high mg/kg
Where marks get lost
Calculating the range correctly, then administering anyway. If the order is outside the range, the answer is to hold and clarify.