Safe Dosage Calculation for Pediatric Patients Quiz

Pediatric Dosage Calculation Test / Marcella Gat

1. Doctor orders Amoxil for a child that weighs 63 lbs. The safe dosage range for this medication is 50
mg/kg/day every 8 hours. What is the safe dose for this child per dose?

A. 211.8 mg/dose


B. 47.9 mg/dose 63/2.2=28.6 kg 50 mg x 28.6 kg= 1430 1430/3= 476.6

C. 1,187.3 mg/dose

X D. 477.3 mg/dose

2. Doctor orders Zofran 2 mg for a child that weighs 13.6 kg. The safe dosage range of this drug is 0.15
mg/kg. Is this a safe dose?

A. No, this is not a safe dose. A safe dose would be 1.02 mg/dose.




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X B. Yes, this is a safe dose. 13.6x0.15= 2.04




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C. No, this is not a safe dose. A safe dose would be 0.5 mg/dose.




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3. Doctor orders Zithromax for a child that weighs 82 lbs. The safe dose range for this medication is 10-12
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mg/kg/day. What is the maximum safe daily dose for this child?

X A. 447.3 mg/day 82/2.2= 37.27 kg 37.27x 12= 447.24
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B. 984 mg/dose
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C. 347 mg/dose

D. 586.8 mg/dose
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4. Doctor orders 300 mg of Zmax once a day for a child that weighs 72 lbs. The safe dose range for this
medication is 10-12 mg/kg/day. Is this a safe dose for this patient?

A. Yes, this is a safe dose.
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B. No, this is not a safe dose. A safe dose is 310.8-558.2 mg/day.
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X C. No, this is not a safe dose. A safe dose is 327.3-392.7 mg/day. 72/2.2= 32.7kg 32.7x10= 327
32.7x12= 392.4
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