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 · 25 mg/kg/day · 4× per day44 lb → D = ? mg

Practice exercise (made-up values, not clinical guidance). A child weighs 44 lb. The prescription is cephalexin 25 mg/kg/day in 4 equal divided doses. Using 1 kg = 2.2 lb, find the dose D in mg given each time.

44 lb1 kg = 2.2 lb25 mg/kg/day4× per day
D = mg
2.Easy
cephalexin · 40 mg/kg/day · 2× per day88 lb → D = ? mg

Practice exercise (made-up values, not clinical guidance). A child weighs 88 lb. The prescription is cephalexin 40 mg/kg/day in 2 equal divided doses. Using 1 kg = 2.2 lb, find the dose D in mg given each time.

88 lb1 kg = 2.2 lb40 mg/kg/day2× per day
D = mg
3.Medium
100 units250 mLregular insulin? mL/h100 kg0.05 units/kg/h

Practice exercise (made-up values, not clinical guidance). An infusion contains 100 units of regular insulin in 250 mL. The order is 0.05 units/kg/h for a patient who weighs 100 kg. Find the pump rate R in mL/h. Round to one decimal place.

100 units/250 mL0.05 units/kg/h100 kg
R = mL/h
4.Medium
heparin 5 000 units/mL80 units/kg · 73 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 73 kg. The vial contains 5 000 units/mL. What volume V do you draw up? Round to one decimal place.

80 units/kg73 kg5 000 units/mL
V = mL
5.Hard
250 mg250 mLdobutamine29 mL/h89 kg? mcg/kg/min

Practice exercise (made-up values, not clinical guidance). A dobutamine infusion of 250 mg in 250 mL runs at 29 mL/h. The patient weighs 89 kg. What dose D in mcg/kg/min is the patient receiving? Round to one decimal place.

250 mg/250 mL29 mL/h89 kg
D = mcg/kg/min
6.Hard
400 mg250 mLdopamine? mL/h63 kg12 mcg/kg/min

Practice exercise (made-up values, not clinical guidance). A bag contains dopamine 400 mg in 250 mL. The order is 12 mcg/kg/min for a patient who weighs 63 kg. At what rate R do you set the pump, in mL/h? Round to one decimal place.

400 mg/250 mL12 mcg/kg/min63 kg
R = mL/h

Answer key

  1. 1. D = 125 mg
  2. 2. D = 800 mg
  3. 3. R = 12.5 mL/h
  4. 4. V = 1.2 mL
  5. 5. D = 5.4 mcg/kg/min
  6. 6. R = 28.4 mL/h

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