<unk>  mesylate (trade name Factive®, Oscient Pharmaceuticals) is an oral broad-spectrum quinolone antibacterial agent used in the treatment of acute bacterial exacerbation of chronic bronchitis and mild-to-moderate pneumonia.
Gemifloxacin
Telithromycin
Azithromycin 
Roxithromycin
Dirithromycin
Moxifloxacin 
Difloxacin
Enoxacin