Spectrum: Local Antimicrobial Stewardship, for Eastern Health

Open Procedure

Regimen of Choice

Cefazolin 2 g IV

Redosing interval

q4h

β-lactam Allergy

Vancomycin 20 mg/kg IV

Redosing Dose & Interval

see nomogram

PLUS

Gentamicin 5 mg/kg IV

Redosing Dose & Interval

Not necessary unless significant blood loss as this is q24h dosage regimen

Post-op Antibiotics

None unless one of the following:

  • Acute cholecystitis

  • Gangrene

  • Perforated gallbladder