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 suspension200 mg/5 mLper dose: V = ? mL

Practice exercise (made-up values, not clinical guidance). A child weighing 9 kg is prescribed azithromycin 10 mg/kg/day, divided every 24 hours. The oral suspension contains 200 mg in 5 mL. What volume V do you give per dose? Round to one decimal place.

9 kg10 mg/kg/dayevery 24 h200 mg/5 mL
V = mL
2.Easy
cephalexin · 50 mg/kg/day · 4× per day22 lb → D = ? mg

Practice exercise (made-up values, not clinical guidance). A child weighs 22 lb. The prescription is cephalexin 50 mg/kg/day in 4 equal divided doses. Using 1 kg = 2.2 lb, find the dose D in mg given each time.

22 lb1 kg = 2.2 lb50 mg/kg/day4× per day
D = mg
3.Medium
50 units50 mLregular insulin? mL/h7 units/h

Practice exercise (made-up values, not clinical guidance). An infusion contains 50 units of regular insulin in 50 mL. The order is 7 units/h. Find the pump rate R in mL/h. Round to one decimal place.

50 units/50 mL7 units/h
R = mL/h
4.Medium
heparin 1 000 units/mL60 units/kg · 51 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 51 kg. The vial contains 1 000 units/mL. What volume V do you draw up? Round to one decimal place.

60 units/kg51 kg1 000 units/mL
V = mL
5.Hard
400 mg250 mLdopamine15 mL/h97 kg? mcg/kg/min

Practice exercise (made-up values, not clinical guidance). A dopamine infusion of 400 mg in 250 mL runs at 15 mL/h. The patient weighs 97 kg. What dose D in mcg/kg/min is the patient receiving? Round to one decimal place.

400 mg/250 mL15 mL/h97 kg
D = mcg/kg/min
6.Hard
250 mg250 mLdobutamine? mL/h98 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 98 kg. At what rate R do you set the pump, in mL/h? Round to one decimal place.

250 mg/250 mL10 mcg/kg/min98 kg
R = mL/h

Answer key

  1. 1. V = 2.3 mL
  2. 2. D = 125 mg
  3. 3. R = 7 mL/h
  4. 4. V = 3.1 mL
  5. 5. D = 4.1 mcg/kg/min
  6. 6. R = 58.8 mL/h

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