The recommended children's dosage of Keflex is 25 to 50 mg/kg/day in divided doses. The safe dosage range for a child weighing 42 lb is _______________
a. 500 to 1,000 mg/day
b. 1,050 to 2,100 mg/day
c. 262.5 to 525 mg/day
d. 477.5 to 955 mg/day
ANS: D
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