Research and analysis

Previous antimicrobial resistance alerts

Updated 21 May 2025

Antimicrobial resistance alert (ARAs) have previously been issued relating to:

  • (December 2017)
  • potentially transferable oxazolidinone (linezolid and tedizolid) resistance due to optrA in Enterococcus faecalis in the UK (June 2016)
  • (May 2016)
  • (September 2012)