Cefazolin
Infants & Children

Infants & Children

General Dosing

Mild to moderate infections

17-35 mg/kg/dose IV/IM q8h Dose limit: 3 g/day, 1 g/dose

Severe infections

35-50 mg/kg/dose IV/IM q8h Dose limit: 6 g/day, 2 g/dose

Infant and Older Children Cardiac Surgery Dosing

Cardiothoracic Surgery Prophylaxis

30 mg/kg/dose IV q8h x 48h starting 8h after previous OR dose Dose limit: 2 g/dose

Open Sternum Prophylaxis

30 mg/kg/dose IV q8h x 72h starting 8h after previous OR dose Dose limit: 2 g/dose

Sternal Closure Prophylaxis

30 mg/kg/dose IV pre-closure, and q8h x 2 doses post-closure Dose limit: 2 g/dose

Surgical Prophylaxis: See Antimicrobial Guidelines - Surgical Prophylaxis for Neonates and Paediatric Patients