Levofloxacin (hydrochloride) (Standard) is the analytical standard of Levofloxacin hydrochloride (HY-B0330B). This product is intended for research and analytical applications. Levofloxacin hydrochloride is an orally active antibiotic. Levofloxacin inhibits DNA gyrase and topoisomerase IV activity, inducing Apoptosis. Levofloxacin hydrochloride has antibacterial activity against both Gram-positive and Gram-negative bacteria. Levofloxacin hydrochloride exhibits anticancer activity against lung cancer. Levofloxacin hydrochloride has anti-acnegenic, anxiogenic, and analgesic effects. Levofloxacin hydrochloride shortens sleep duration in mice. Levofloxacin hydrochloride can be used in the research of infectious diseases (such as tuberculosis, chronic periodontitis, bacterial infections associated with stable COPD, and BK viremia) and lung cancer[1][2][3][4][5][6][7][8][9][10].