Melissa is a 6 month old patient who weighs 7 kilograms(kgs). After a recent visit to the physician , she has an order for Phenobarbital 21 mg PO BID. The recommeded dosage range for Phenobarbital is 5-8mg/kg/24 hour to be given in 2 divided doses. The dosage the physician ordered is:
a. Within the normal range
b. Higher than the normal range
c. Lower than the normal range