A newborn who passed meconium in utero, continues to speak f…

A newborn who passed meconium in utero, continues to speak fevers >  101. The doctor writes for a patient to receive gentamicin  15 mg in 50 mL to infuse over 1 hr, BID. The normal dosage range is 4 to 7 mg/kg/day. The child weighs 7 lbs. Is this dose safe, include your rationale (does it fall within range, is it too high, or too low)?