Danofloxacin-d3-1 is deuterium labeled Danofloxacin. Danofloxacin is an orally active quinolone antibiotic. Danofloxacin targets bacterial DNA gyrase and inhibits bacterial DNA replication, transcription and growth. Danofloxacin can be used for various bacterial infections caused by Escherichia coli, Mycoplasma and other pathogens.