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 · 3× per day33 lb → D = ? mg

Practice exercise (made-up values, not clinical guidance). A child weighs 33 lb. The prescription is cephalexin 50 mg/kg/day in 3 equal divided doses. Using 1 kg = 2.2 lb, find the dose D in mg given each time.

33 lb1 kg = 2.2 lb50 mg/kg/day3× per day
D = mg
2.Easy
amoxicillin · 50 mg/kg/day · q8h15 kg → D = ? mg

Practice exercise (made-up values, not clinical guidance). A child weighing 15 kg is prescribed amoxicillin 50 mg/kg/day, divided and given every 8 hours. How many milligrams D are given per dose?

15 kg50 mg/kg/dayevery 8 h
D = mg
3.Medium
heparin 5 000 units/mL60 units/kg · 99 kg → V = ? mL

Practice exercise (made-up values, not clinical guidance). A practice protocol calls for a heparin bolus of 60 units/kg for a patient who weighs 99 kg. The vial contains 5 000 units/mL. What volume V do you draw up? Round to one decimal place.

60 units/kg99 kg5 000 units/mL
V = mL
4.Medium
25 000 units250 mLheparin? mL/h61 kg16 units/kg/h

Practice exercise (made-up values, not clinical guidance). A bag contains 25 000 units of heparin in 250 mL. The order is 16 units/kg/h for a patient who weighs 61 kg. At what rate R do you set the pump, in mL/h? Round to one decimal place.

25 000 units/250 mL16 units/kg/h61 kg
R = mL/h
5.Hard
500 mg250 mLdobutamine4 mL/h105 kg? mcg/kg/min

Practice exercise (made-up values, not clinical guidance). A dobutamine infusion of 500 mg in 250 mL runs at 4 mL/h. The patient weighs 105 kg. What dose D in mcg/kg/min is the patient receiving? Round to one decimal place.

500 mg/250 mL4 mL/h105 kg
D = mcg/kg/min
6.Hard
250 mg250 mLdobutamine? mL/h91 kg10 mcg/kg/min

Practice exercise (made-up values, not clinical guidance). A bag contains dobutamine 250 mg in 250 mL. The order is 10 mcg/kg/min for a patient who weighs 91 kg. At what rate R do you set the pump, in mL/h? Round to one decimal place.

250 mg/250 mL10 mcg/kg/min91 kg
R = mL/h

Answer key

  1. 1. D = 250 mg
  2. 2. D = 250 mg
  3. 3. V = 1.2 mL
  4. 4. R = 9.8 mL/h
  5. 5. D = 1.3 mcg/kg/min
  6. 6. R = 54.6 mL/h

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