Decarboxy Moxifloxacin is a decarboxylated compound of moxifloxacin. Moxifloxacin is an oral active 8-methoxyquinolone antibiotic used in acute bacterial sinusitis, chronic bronchitis, acute bacterial deterioration, and community-acquired pneumonia.

Moxifloxacin hydrochloride (BAY12-8039 HCl) is a fourth generation fluoroquinolone with expanded activity against gram-positive bacteria as well as atypical pathogens. Moxifloxacin has been linked to mild ALT elevations during therapy and to rare instances of idiosyncratic acute liver injury with symptoms and jaundice.