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Home arrow Drug Calculations arrow Paediatric and Neonatal Medications2

Paediatric and Neonatal Medications2

Calculating Paediatric and Neonatal Medications: Determining paediatric dose by bodyweight

This activity contains 21 questions.

Question 1.
A 2-year-old child weighing 12 kg is ordered cefoxitin IV 6 hourly for a mild respiratory infection. The recommended dose range is 20-40 mg/kg. What is the maximum amount that can be safely given?

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Question 2.
A 9-month-old baby weighing 8 kg is ordered digoxin IV as a stat dose. The recommended dosage is 15 mcg/kg. What amount can be safely given to the baby?

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Question 3.
A 14-year-old child weighing 51 kg is ordered IV fluconazole for the treatment of a severe, systemic fungal infection. The recommended dosage is 4-8 mg/kg daily. What maximim dose can be safely given?

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Question 4.
How much morphine (in mg) would need to be added to 50 ml of 5 % glucose for the purpose of an infusion used on a 10 year old child weighing 29 kg? The recommended dosage for an infusion is 0.5 mg/kg morphine in 50 ml of 5 % glucose.

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Question 5.
An 8-year-old child weighing 25 kg is ordered potassium chloride 0.5 mmol/kg IV to be administered over 1 hour. What dose would you give?

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Question 6.
A 1-year-old infant weighing 11 kg is ordered 6 hourly aztreonam IV for treatment of a severe infection. The ordered dose is 50 mg/kg. What dose would you administer?

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Question 7.
An 10-year-old child weighing 32 kg is ordered 0.75 mg/kg frusemide IV as a twice daily dose. What dose would you administer?

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Question 8.
A 1-month-old infant weighing 4.2 kg is ordered cefotaxime 4 hourly IV for the treatment of a severe respiratory infection. The ordered dose is 50 mg/kg cefotaxime. What dose would you administer?

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Question 9.
A 3-year-old child weighing 15 kg is ordered codeine 6 hourly orally as an antitussive. The dose ordered is 0.25 mg/kg codeine. What dose would you administer?

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Question 10.
A 2-year-old infant weighing 12 kg is ordered flucloxacillin to be given IV 4 hourly for the treatment of a respiratory infection. The ordered dose is 40 mg/kg. What dose would you administer?

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Question 11.
A 6-year-old child weighing 18 kg and suffering from severe asthma, is ordered an aminophylline infusion. If the infusion is made up using 55 mg/kg aminophylline in 50 ml of 5 % glucose, how many mg of aminophylline would you need for the infusion?

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Question 12.
A 1-year-old infant weighing 11 kg suffering from severe croup, is ordered 0.6 mg/kg dexamethasone IM as a stat dose. What dose would you administer?

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Question 13.
A 6-year-old child weighing 20 kg is newly diagnosed with diabetes. The child is ordered an insulin infusion to be made up in Haemaccel. The dose ordered is 0.1 unit/kg/hr insulin. What dose of insulin will be administered?

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Question 14.
A 14-year-old child weighing 50 kg is ordered vancomycin IV 8 hourly for a severe multiple resistant staphylococcus aureas (MRSA) infection. The recommended dose is 20 mg/kg vancomycin. What dose would you administer?

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Question 15.
A 2-year-old infant who has had a synthetic heart valve replacement, is ordered a daily dose of warfarin. The infant weighs 12 kg. The dose ordered is 0.15 mg/kg warfarin. What dose would you administer?

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Question 16.
A 12-year-old child weighing 38 kg is ordered aciclovir IV 8 hourly for the treatment of cutaneous herpes. The dose ordered is 5 mg/kg aciclovir. What dose would you administer?

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Question 17.
A 4-year-old child weighing 16 kg is ordered imipenem IV 6 hourly for a serious respiratory infection. The dose ordered is 25 mg/kg imipenem. What dose would you administer?

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Question 18.
A 8-year-old child weighing 24 kg is ordered oral erythromycin 6 hourly. The dose ordered is 15 mg/kg erythromycin. What dose would you administer?

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Question 19.
How many ml of Haemaccel as a stat dose would you administer to a 5-year-old who is nil orally and has a low blood pressure? The child weighs 18 kg and the volume ordered is 15 ml/kg of Haemaccel.

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Question 20.
What is the daily dose of iron for a 7-year-old weighing 23 kg admitted with iron deficiency anaemia? The ordered dose is 6 mg/kg per day of iron.

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Question 21.
A 3-year-old child weighing 14 kg is ordered fentanyl IV prior to a diagnostic procedure. The dose ordered is 1.5 mcg/kg fentanyl. What dose would you administer?

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