Pediatric & critical-care dosing worksheet with answers

Free printable Pediatric & critical-care dosing worksheet: 6 problems from easy to exam level, with an answer key. Print it or save it as a PDF.

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Name: ____________________   Date: ____________

1.Easy
amoxicillin · 90 mg/kg/day · q12h22 kg → D = ? mg

Practice exercise (made-up values, not clinical guidance). A child weighing 22 kg is prescribed amoxicillin 90 mg/kg/day, divided and given every 12 hours. How many milligrams D are given per dose?

22 kg90 mg/kg/dayevery 12 h
D = mg
2.Easy
cephalexin · 50 mg/kg/day · 4× per day22 lb → D = ? mg

Practice exercise (made-up values, not clinical guidance). A child weighs 22 lb. The prescription is cephalexin 50 mg/kg/day in 4 equal divided doses. Using 1 kg = 2.2 lb, find the dose D in mg given each time.

22 lb1 kg = 2.2 lb50 mg/kg/day4× per day
D = mg
3.Medium
100 units100 mLregular insulin? mL/h8 units/h

Practice exercise (made-up values, not clinical guidance). An infusion contains 100 units of regular insulin in 100 mL. The order is 8 units/h. Find the pump rate R in mL/h. Round to one decimal place.

100 units/100 mL8 units/h
R = mL/h
4.Medium
25 000 units500 mLheparin? mL/h87 kg12 units/kg/h

Practice exercise (made-up values, not clinical guidance). A bag contains 25 000 units of heparin in 500 mL. The order is 12 units/kg/h for a patient who weighs 87 kg. At what rate R do you set the pump, in mL/h? Round to one decimal place.

25 000 units/500 mL12 units/kg/h87 kg
R = mL/h
5.Hard
800 mg500 mLdopamine17 mL/h63 kg? mcg/kg/min

Practice exercise (made-up values, not clinical guidance). A dopamine infusion of 800 mg in 500 mL runs at 17 mL/h. The patient weighs 63 kg. What dose D in mcg/kg/min is the patient receiving? Round to one decimal place.

800 mg/500 mL17 mL/h63 kg
D = mcg/kg/min
6.Hard
500 mg250 mLdobutamine? mL/h84 kg7.5 mcg/kg/min

Practice exercise (made-up values, not clinical guidance). A bag contains dobutamine 500 mg in 250 mL. The order is 7.5 mcg/kg/min for a patient who weighs 84 kg. At what rate R do you set the pump, in mL/h? Round to one decimal place.

500 mg/250 mL7.5 mcg/kg/min84 kg
R = mL/h

Answer key

  1. 1. D = 990 mg
  2. 2. D = 125 mg
  3. 3. R = 8 mL/h
  4. 4. R = 20.9 mL/h
  5. 5. D = 7.2 mcg/kg/min
  6. 6. R = 18.9 mL/h

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