1. Order: Carbamazepine 150 mg po b.i.d. for a child who is 5 years old and weig

Question

1. Order: Carbamazepine 150 mg po b.i.d. for a child who is 5 years old and weighs 40 lbs. The recommended dosage for children under 6 years of age is 10-20 mg/kg/day in 2 to 4 divided doses per day, not to excess 400 mg/day. What is the recommended daily dose for this child rounding to the nearest mg? ___________mg/day

2. Order: Gentamycin 40 mg IV q 8 hours for a child who weighs 43lbs. The recommended dosage for children is 2 to 2.5 mg/kg q hours. Is the ordered dose safe to administer?

3. A child who weighs 55 lbs. is to receive 0.05mg of a drug per pound of body weight per dose. How much of the drug should the child receive for each dose? Round to the nearest 10th place: _________mg

Explanation / Answer

1) recommended dosage for children under 6 years of age =10-20 mg/kg/day

weight of the child=40 lbs=40 lbs *(1kg/2.205 lbs)=18.140 kg

So dosage (in mg )/kg /day=(10-20)mg *18.14 kg per day =181.4-362.811 mg/day

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