Dosage, Route, and Frequency
Cephalothin	20-35 mg/kg, IM or IV, TID- QID
Cephapirin	30 mg/kg, IM or IV, every 4-6 hr
Cefazolin	20-25 mg/kg, IM or IV, tid- qid
Cephalexin	10-30 mg/kg, PO, TID- qid
Cefadroxil	22 mg/kg PO, bid
Cefliofur	1.1 mg/kg, IM, SID
Dose Rates of Aminoglycosides
Aminoglycoside	Dosage, Route, and Frequency
Gentamicin	3-6 mg/kg, IM or SC, SID- bid
Kanamycin	12-15 mg/kg, IM or SC, sid-bid