AmpC microorganisms: Enterobacter & Citrobacter
General Susceptibility

General Susceptibility

Reliable coverage

  • Ertapenem
  • Meropenem
  • Gentamicin/Tobramycin

Variable coverage: Check local antibiogram and do not use empirically for serious infections, such as bloodstream infections

  • TMP-SMX
  • Ciprofloxacin or levofloxacin
  • Nitrofurantoin (should NOT be used for complicated urinary infections/urosepsis)

Beware of non-carbapenem beta-lactams due to inducible resistance.