Prevalence of Cefixime-Resistant Neisseria gonorrhoeae in Melbourne, Australia, 2021-2022

Eric P.F. Chow*, Kerrie Stevens, Vesna De Petra, Marcus Y. Chen, Catriona S. Bradshaw, Norelle L. Sherry, Lindley A. Barbee, Lenka A. Vodstrcil, Ivette Aguirre, Kate L. Seib, Kate Maddaford, Deborah A. Williamson, Benjamin P. Howden, Christopher K. Fairley

*Corresponding author for this work

Research output: Contribution to journalArticlepeer-review

Abstract

While ceftriaxone remains the first-line treatment for gonorrhea, the US Centers for Disease Control and Prevention recommended cefixime as a second-line treatment in 2021. We tested 1176 Neisseria gonorrhoeae isolates among clients attending the Melbourne Sexual Health Centre in 2021 and 2022. The prevalence of cefixime resistance was 6.3% (74/1176), azithromycin resistance was 4.9% (58/1176), and ceftriaxone resistance was 0% (0/1176). Cefixime resistance was highest among women (16.4%, 10/61), followed by men who have sex with women (6.4%, 7/109) and men who have sex with men (5.8%, 57/982). The prevalence of cefixime-resistant N gonorrhoeae exceeds the threshold of the 5% resistance level recommended by the World Health Organization; thus, cefixime treatment would have limited benefits in Australia.

Original languageEnglish
Pages (from-to)e1121-e1125
JournalJournal of Infectious Diseases
Volume230
Issue number5
DOIs
Publication statusPublished - 15 Nov 2024
Externally publishedYes

Bibliographical note

Publisher Copyright:
© 2024 The Author(s).

Keywords

  • Neisseria gonorrhoeae
  • antimicrobial resistance
  • gonorrhea
  • resistance
  • treatment

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