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
azithromycin oral suspension100 mg/5 mLper dose: V = ? mL

Practice exercise (made-up values, not clinical guidance). A child weighing 30 kg is prescribed azithromycin 10 mg/kg/day, divided every 24 hours. The oral suspension contains 100 mg in 5 mL. What volume V do you give per dose? Round to one decimal place.

30 kg10 mg/kg/dayevery 24 h100 mg/5 mL
V = mL
2.Easy
cephalexin oral suspension125 mg/5 mLper dose: V = ? mL

Practice exercise (made-up values, not clinical guidance). A child weighing 28 kg is prescribed cephalexin 50 mg/kg/day, divided every 6 hours. The oral suspension contains 125 mg in 5 mL. What volume V do you give per dose? Round to one decimal place.

28 kg50 mg/kg/dayevery 6 h125 mg/5 mL
V = mL
3.Medium
25 000 units500 mLheparin? mL/h95 kg15 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 15 units/kg/h for a patient who weighs 95 kg. At what rate R do you set the pump, in mL/h? Round to one decimal place.

25 000 units/500 mL15 units/kg/h95 kg
R = mL/h
4.Medium
heparin 5 000 units/mL70 units/kg · 75 kg → V = ? mL

Practice exercise (made-up values, not clinical guidance). A practice protocol calls for a heparin bolus of 70 units/kg for a patient who weighs 75 kg. The vial contains 5 000 units/mL. What volume V do you draw up? Round to one decimal place.

70 units/kg75 kg5 000 units/mL
V = mL
5.Hard
250 mg250 mLdobutamine17 mL/h67 kg? mcg/kg/min

Practice exercise (made-up values, not clinical guidance). A dobutamine infusion of 250 mg in 250 mL runs at 17 mL/h. The patient weighs 67 kg. What dose D in mcg/kg/min is the patient receiving? Round to one decimal place.

250 mg/250 mL17 mL/h67 kg
D = mcg/kg/min
6.Hard
800 mg500 mLdopamine14 mL/h106 kg? mcg/kg/min

Practice exercise (made-up values, not clinical guidance). A dopamine infusion of 800 mg in 500 mL runs at 14 mL/h. The patient weighs 106 kg. What dose D in mcg/kg/min is the patient receiving? Round to one decimal place.

800 mg/500 mL14 mL/h106 kg
D = mcg/kg/min

Answer key

  1. 1. V = 15 mL
  2. 2. V = 14 mL
  3. 3. R = 28.5 mL/h
  4. 4. V = 1.1 mL
  5. 5. D = 4.2 mcg/kg/min
  6. 6. D = 3.5 mcg/kg/min

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