Spectrum: Local Antimicrobial Stewardship, for Markham Stouffville Hospital

Clean procedures **with** entry into urinary tract

Regimen of Choice

Cefazolin 2 g IV

Redosing interval

q4h

β-lactam Allergy

Gentamicin 5 mg/kg IV

Redosing Dose & Interval

2 mg/kg q6h

with or without

Clindamycin 900 mg IV

Redosing interval

q6h

Post-op Antibiotics

24 hours