Ampicillin Principen ®

Standard Dosing

(IV): 500mg to 2 grams IV q4-6h.  [Severe infection]: 2 grams IV q4h (150-200mg/kg/day).  (Oral): 250mg to 500mg orally q6h (50-100mg/kg/ day).

Renal Dosing

Oral / IV:

[CRCL >50]: no change.  [30-49 ml/min]: q6-8 hours. [10-29 ml/min]: q8-12 hours.  [<10 ml/min]: q12-24 hours.

Hemodialysis

[<10 ml/min]: Give usual dose every 12-24 hours. Schedule dose after dialysis on dialysis days.