moxifloxacin and its Impurities

A fluoroquinolone type antibacterial agent, Moxifloxacin is used in the treatment of respiratory tract infections, cellulitis, anthrax, endocarditis, meningitis, and tuberculosis. It is a fourth generation broad-spectrum antibiotic and it works by inhibiting DNA gyrase to stop cell replication. Reference standards of Moxifloxacin API,and its pharmacopeial, non pharmacopeial impurities, and stable isotopes are listed below.