IM/IV Adult 4-6 mg/kg daily as a single or in divided doses every 8 or 12 hr.
Life-threatening infection Up to 7.5 mg/kg daily in divided doses every 8 hr.
UTI Single dose of 150 mg daily or 3-4 mg/kg daily in divided doses every 12 hr. Duration of treatment: 7-14 days w/ 3-5 min for IV inj.
Childn 6-7 mg/kg daily in divided doses every 8 hr.
Infant & neonate >1 wk 7.5-9 mg/kg daily in divided doses every 8 hr.
Premature infant & neonate <1 wk 6 mg/kg daily in divided doses or 3 mg/kg every 12 hr. Alternative administration
Childn & infant 5.5-8 mg/kg daily in divided doses every 8 or 12 hr.
Neonate <6 wk 4-6.5 mg/kg daily in divided doses every 12 hr.
Hemodialysis Adult 2 mg/kg at the end of each dialysis period.
Childn 2-2.5 mg/kg depending on the severity of the infection.