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 · 50 mg/kg/day · q12h25 kg → D = ? mg

Practice exercise (made-up values, not clinical guidance). A child weighing 25 kg is prescribed cephalexin 50 mg/kg/day, divided and given every 12 hours. How many milligrams D are given per dose?

25 kg50 mg/kg/dayevery 12 h
D = mg
2.Easy
cefuroxime oral suspension125 mg/5 mLper dose: V = ? mL

Practice exercise (made-up values, not clinical guidance). A child weighing 13 kg is prescribed cefuroxime 20 mg/kg/day, divided every 12 hours. The oral suspension contains 125 mg in 5 mL. What volume V do you give per dose? Round to one decimal place.

13 kg20 mg/kg/dayevery 12 h125 mg/5 mL
V = mL
3.Medium
12 500 units250 mLheparin? mL/h95 kg18 units/kg/h

Practice exercise (made-up values, not clinical guidance). A bag contains 12 500 units of heparin in 250 mL. The order is 18 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.

12 500 units/250 mL18 units/kg/h95 kg
R = mL/h
4.Medium
heparin 1 000 units/mL80 units/kg · 101 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 101 kg. The vial contains 1 000 units/mL. What volume V do you draw up? Round to one decimal place.

80 units/kg101 kg1 000 units/mL
V = mL
5.Hard
800 mg500 mLdopamine7 mL/h80 kg? mcg/kg/min

Practice exercise (made-up values, not clinical guidance). A dopamine infusion of 800 mg in 500 mL runs at 7 mL/h. The patient weighs 80 kg. What dose D in mcg/kg/min is the patient receiving? Round to one decimal place.

800 mg/500 mL7 mL/h80 kg
D = mcg/kg/min
6.Hard
400 mg250 mLdopamine? mL/h56 kg8 mcg/kg/min

Practice exercise (made-up values, not clinical guidance). A bag contains dopamine 400 mg in 250 mL. The order is 8 mcg/kg/min for a patient who weighs 56 kg. At what rate R do you set the pump, in mL/h? Round to one decimal place.

400 mg/250 mL8 mcg/kg/min56 kg
R = mL/h

Answer key

  1. 1. D = 625 mg
  2. 2. V = 5.2 mL
  3. 3. R = 34.2 mL/h
  4. 4. V = 8.1 mL
  5. 5. D = 2.3 mcg/kg/min
  6. 6. R = 16.8 mL/h

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