A child who weighs 44 pounds is prescribed an IV medication with a recommended dosage of 7.5 mg/kg/24 hours in three divided doses. What is the safe individual dose this child can receive?
a. 20 mg c. 40 mg
b. 50 mg d. 100 mg
ANS: B
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A Incorrect: This is too small a dose.
B Correct: Divide 44 pounds by 2.2 = 20 kg X 7.5 mg = 150 mg, divided by 3 doses = 50 mg/dose
C Incorrect: This is too small a dose.
D Incorrect: This is twice the safe dose.
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