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 suspension100 mg/5 mLper dose: V = ? mL

Practice exercise (made-up values, not clinical guidance). A child weighing 21 kg is prescribed azithromycin 10 mg/kg/day, divided every 24 hours. The oral suspension contains 100 mg in 5 mL. What volume V do you give per dose? Round to one decimal place.

21 kg10 mg/kg/dayevery 24 h100 mg/5 mL
V = mL
2.Easy
cephalexin oral suspension125 mg/5 mLper dose: V = ? mL

Practice exercise (made-up values, not clinical guidance). A child weighing 5 kg is prescribed cephalexin 50 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.

5 kg50 mg/kg/dayevery 12 h125 mg/5 mL
V = mL
3.Medium
250 units250 mLregular insulin? mL/h54 kg0.1 units/kg/h

Practice exercise (made-up values, not clinical guidance). An infusion contains 250 units of regular insulin in 250 mL. The order is 0.1 units/kg/h for a patient who weighs 54 kg. Find the pump rate R in mL/h. Round to one decimal place.

250 units/250 mL0.1 units/kg/h54 kg
R = mL/h
4.Medium
25 000 units250 mLheparin? mL/h73 kg18 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 18 units/kg/h for a patient who weighs 73 kg. At what rate R do you set the pump, in mL/h? Round to one decimal place.

25 000 units/250 mL18 units/kg/h73 kg
R = mL/h
5.Hard
400 mg250 mLdopamine29 mL/h74 kg? mcg/kg/min

Practice exercise (made-up values, not clinical guidance). A dopamine infusion of 400 mg in 250 mL runs at 29 mL/h. The patient weighs 74 kg. What dose D in mcg/kg/min is the patient receiving? Round to one decimal place.

400 mg/250 mL29 mL/h74 kg
D = mcg/kg/min
6.Hard
50 mg250 mLnitroglycerin? mL/h84 kg15 mcg/min

Practice exercise (made-up values, not clinical guidance). A patient who weighs 84 kg has an order for nitroglycerin at 15 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 mL15 mcg/min84 kg
R = mL/h

Answer key

  1. 1. V = 10.5 mL
  2. 2. V = 5 mL
  3. 3. R = 5.4 mL/h
  4. 4. R = 13.1 mL/h
  5. 5. D = 10.5 mcg/kg/min
  6. 6. R = 4.5 mL/h

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