Achromobacter xylosoxidans

Achromobacter xylosoxidans


General Information

  • TMP/SMX or Piperacillin/tazobactam

Use susceptibility results to guide treatment

  • Meropenem
  • Ceftazidime


  • Eravacycline (not for UTIs)
  • Cefiderocol

Gram negative bacilli, Non lactose-fermenting (lactose negative) and oxidase positive

  • Found widely in the environment, including soil and water including fresh and brackish

  • May be a component of normal GI flora

  • Known to be associated with biofilm formation and found in humidifiers and well water

  • Bacteremia

  • Pneumonia (most commonly in cystic fibrosis)

  • Wound infection/SSTI