Cephalexin
Neonatal

Neonatal

Dosing by Post-Natal Age

≤6 days

25 mg/kg/dose PO q12h

7-20 days

25 mg/kg/dose PO q8h

21-28 days

25 mg/kg/dose PO q6h

Reserve PO dosing in neonates for uncomplicated UTI or SSTI after initial IV therapy. Not recommended as empiric treatment