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 · q12h30 kg → D = ? mg

Practice exercise (made-up values, not clinical guidance). A child weighing 30 kg is prescribed cephalexin 50 mg/kg/day, divided and given every 12 hours. How many milligrams D are given per dose?

30 kg50 mg/kg/dayevery 12 h
D = mg
2.Easy
azithromycin · 10 mg/kg/day · 1× per day44 lb → D = ? mg

Practice exercise (made-up values, not clinical guidance). A child weighs 44 lb. The prescription is azithromycin 10 mg/kg/day once a day. Using 1 kg = 2.2 lb, find the dose D in mg given each time.

44 lb1 kg = 2.2 lb10 mg/kg/day1× per day
D = mg
3.Medium
heparin 1 000 units/mL70 units/kg · 81 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 81 kg. The vial contains 1 000 units/mL. What volume V do you draw up? Round to one decimal place.

70 units/kg81 kg1 000 units/mL
V = mL
4.Medium
20 000 units500 mLheparin? mL/h77 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 77 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/h77 kg
R = mL/h
5.Hard
50 mg250 mLnitroglycerin? mL/h100 kg30 mcg/min

Practice exercise (made-up values, not clinical guidance). A patient who weighs 100 kg has an order for nitroglycerin at 30 mcg/min. The bag contains 50 mg in 250 mL. Find the pump rate R in mL/h. Round to one decimal place.

50 mg/250 mL30 mcg/min100 kg
R = mL/h
6.Hard
250 mg250 mLdobutamine? mL/h87 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 87 kg. At what rate R do you set the pump, in mL/h? Round to one decimal place.

250 mg/250 mL10 mcg/kg/min87 kg
R = mL/h

Answer key

  1. 1. D = 750 mg
  2. 2. D = 200 mg
  3. 3. V = 5.7 mL
  4. 4. R = 30.8 mL/h
  5. 5. R = 9 mL/h
  6. 6. R = 52.2 mL/h

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