Spectrum: Local Antimicrobial Stewardship, for Markham Stouffville Hospital

Cephalexin Dosing (Mild)

Adults

500mg po Q6H

Children

  • 6-12 mg/kg PO q6h OR

  • 8-17 mg/kg PO q8h

Neonates

0-6 days

Dose
25 mg/kg/dose PO q12h

Dose Limit
250 mg/day

7-20 days

Dose
25 mg/kg/dose PO q8h

Dose Limit
375 mg/day

21-28 days

Dose
25 mg/kg/dose PO q6h

Dose Limit
500 mg/day