General Susceptibility

  • Second & third generation cephalosporins

  • Amoxicillin-clavulanate

  • Fluoroquinolones

  • Clarithromycin/azithromycin

  • Doxycycline

For invasive infections, prefer ceftriaxone as empiric therapy until susceptibilities provided - then use ampicillin.

Variable susceptibility to:

  • ¬†Amoxicillin/ampicillin (via beta-lactamase),

  • ¬†TMP-SMX

Resistant to first generation cephalosporins.