General - Corrected gestational age less than 32 weeks
20 mg/kg/dose IV q12h
20 mg/kg/dose IV q8h
General - Corrected gestational age greater than or equal to 32 weeks
20 mg/kg/dose IV q8h
30 mg/kg/dose IV q8h
CNS Infections/Pseudomonas Infections - Corrected gestational age less than 32 weeks
40 mg/kg/dose IV q12h
40 mg/kg/dose IV q8h
CNS Infections/Pseudomonas Infections - Corrected gestational age greater than or equal to 32 weeks
40 mg/kg/dose IV q8h