Comparative in vitro activities of nemonoxacin (TG-873870), a novel nonfluorinated quinolone, and other quinolones against clinical isolates

Antimicrob Agents Chemother. 2010 Mar;54(3):1338-42. doi: 10.1128/AAC.01197-09. Epub 2010 Jan 11.

Abstract

The in vitro antibacterial activities of nemonoxacin (TG-873870), a novel nonfluorinated quinolone, against 770 clinical isolates were investigated. Nemonoxacin (tested as its malate salt, TG-875649) showed better in vitro activity than ciprofloxacin and levofloxacin against different species of staphylococci, streptococci, and enterococci, Neisseria gonorrhoeae, and Haemophilus influenzae. The in vitro activity of TG-875649 was also comparable to or better than that of moxifloxacin against these pathogens, which included ciprofloxacin-resistant, methicillin-resistant Staphylococcus aureus and levofloxacin-resistant Streptococcus pneumoniae.

Publication types

  • Comparative Study
  • Research Support, Non-U.S. Gov't

MeSH terms

  • Anti-Bacterial Agents / pharmacology*
  • Aza Compounds / pharmacology
  • Drug Resistance, Bacterial
  • Fluoroquinolones
  • Gram-Negative Bacteria / drug effects*
  • Gram-Negative Bacteria / isolation & purification
  • Gram-Positive Cocci / drug effects*
  • Gram-Positive Cocci / isolation & purification
  • Humans
  • Microbial Sensitivity Tests / methods
  • Microbial Sensitivity Tests / standards
  • Moxifloxacin
  • Quinolines / pharmacology
  • Quinolones / chemistry
  • Quinolones / pharmacology*
  • Taiwan

Substances

  • Anti-Bacterial Agents
  • Aza Compounds
  • Fluoroquinolones
  • Quinolines
  • Quinolones
  • nemonoxacin
  • Moxifloxacin