<p>Moxifloxacin is a 4th generation synthetic broad spectrum, fluoroquinolone class of antibacterial drug. It has activity against a wide range of gram-positive, gram-negative, anaerobic and atypical bacteria including Mycoplasma pneumoniae. It acts by inhibiting topoisomerase II (DNA gyrase) and topoisomerase IV which are necessary for bacterial DNA replication, transcription &amp; repair.</p>