Spectrum: Local Antimicrobial Stewardship, for Markham Stouffville Hospital

Ampicillin

Neonatal Dosing

Less than 1.2 kg

25 mg/kg/dose IV q12h

  • 0-7 Days Old and

  • 1.2-2 kg

25 mg/kg/dose IV q12h

  •  0-7 Days Old and

  •  Greater than 2 kg

25 mg/kg/dose IV q8h

  •  Greater Than 7 Days Old and

  •  1.2-2 kg

25 mg/kg/dose IV q8h

  •  Greater Than 7 Days Old and

  •  Greater Than 2 kg

25 mg/kg/dose IV q6h