Moxifloxacin Hydrochloride (Standard) is the standard substance of Moxifloxacin Hydrochloride, and it is applicable for quantitative analysis, quality control, and related research in biochemical experiments. 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.