Merck Manual

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Dosages of Cephalosporins

Dosages of Cephalosporins

Cephalosporina

Dosage, Route, and Frequency

Cephalexin

20–60 mg/kg, PO, bid-tid

Cephapirin

30 mg/kg, IM or IV, every 4–6 hr

Cefazolin

20–25 mg/kg, IM or IV, tid-qid

Cefpodoxime

5–10 mg/kg, PO, once to twice daily

Cefovecin

8 mg/kg, SC, every 14 days

Cephalexin

10–30 mg/kg, PO, tid-qid

Cefadroxil

22 mg/kg, PO, bid

Ceftiofur

1.1–2.2 mg/kg/day, IM

a All for use in small animals, except ceftiofur, which is for use in cattle.