Clean-contaminated procedures

  • involving contaminated skin/mucosa/intertriginous areas (oral cavity, upper respiratory tract, axilla, groin, perineum)
  • wedge excision lip/ear
  • flaps on nose/head/neck
  • grafts

Common Pathogens

S. aureus
Streptococcus spp
Enterobacteriaceae
P. aeruginosa


Regimen(s) of Choice
See General Principles and Pre-Op Antibiotic Administration and Intraoperative Antibiotic Administration
Cefazolin 2g IV x 1 pre-op dose

Alternative Regimens if allergy to cefazolin, or severe non-IgE-mediated reaction to any β-lactam (interstitial nephritis, hepatitis, hemolytic anemia, serum sickness, severe cutaneous reactions [e.g. SJS, TEN, DRESS])
Clindamycin 600mg IV x 1 pre-op dose
or    
Vancomycin 15mg/kg IV x 1 pre-op dose