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
cephalexin · 40 mg/kg/day · q8h24 kg → D = ? mg

Practice exercise (made-up values, not clinical guidance). A child weighing 24 kg is prescribed cephalexin 40 mg/kg/day, divided and given every 8 hours. How many milligrams D are given per dose?

24 kg40 mg/kg/dayevery 8 h
D = mg
2.Easy
amoxicillin · 45 mg/kg/day · q12h24 kg → D = ? mg

Practice exercise (made-up values, not clinical guidance). A child weighing 24 kg is prescribed amoxicillin 45 mg/kg/day, divided and given every 12 hours. How many milligrams D are given per dose?

24 kg45 mg/kg/dayevery 12 h
D = mg
3.Medium
20 000 units500 mLheparin? mL/h50 kg16 units/kg/h

Practice exercise (made-up values, not clinical guidance). A bag contains 20 000 units of heparin in 500 mL. The order is 16 units/kg/h for a patient who weighs 50 kg. At what rate R do you set the pump, in mL/h? Round to one decimal place.

20 000 units/500 mL16 units/kg/h50 kg
R = mL/h
4.Medium
heparin 5 000 units/mL80 units/kg · 80 kg → V = ? mL

Practice exercise (made-up values, not clinical guidance). A practice protocol calls for a heparin bolus of 80 units/kg for a patient who weighs 80 kg. The vial contains 5 000 units/mL. What volume V do you draw up? Round to one decimal place.

80 units/kg80 kg5 000 units/mL
V = mL
5.Hard
800 mg500 mLdopamine12 mL/h93 kg? mcg/kg/min

Practice exercise (made-up values, not clinical guidance). A dopamine infusion of 800 mg in 500 mL runs at 12 mL/h. The patient weighs 93 kg. What dose D in mcg/kg/min is the patient receiving? Round to one decimal place.

800 mg/500 mL12 mL/h93 kg
D = mcg/kg/min
6.Hard
500 mg250 mLdobutamine27 mL/h100 kg? mcg/kg/min

Practice exercise (made-up values, not clinical guidance). A dobutamine infusion of 500 mg in 250 mL runs at 27 mL/h. The patient weighs 100 kg. What dose D in mcg/kg/min is the patient receiving? Round to one decimal place.

500 mg/250 mL27 mL/h100 kg
D = mcg/kg/min

Answer key

  1. 1. D = 320 mg
  2. 2. D = 540 mg
  3. 3. R = 20 mL/h
  4. 4. V = 1.3 mL
  5. 5. D = 3.4 mcg/kg/min
  6. 6. D = 9 mcg/kg/min

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