Metronidazole - Neonatal Dosing

There is a wide variety of dosage recommendations in the literature

Corrected Gestational Age 27 weeks or less

7.5 mg/kg/dose IV/PO q24h

Corrected Gestational Age 28-33 weeks

7.5 mg/kg/dose IV/PO q12h

Corrected Gestational Age 34-39 weeks

7.5 mg/kg/dose IV/PO q8h

Corrected Gestational Age 40-44 weeks

10 mg/kg/dose IV/PO q8h