Moxifloxacin hydrochloride tablets, belonging to the quinolone class of antibiotics, have broad antibacterial activity against a variety of pathogens, including bacteria, mycoplasma, chlamydia, and Legionella. Its main use is for the treatment of the following diseases: 1. Upper respiratory tract infections. For example, acute and chronic sinusitis, acute and chronic tonsillitis, pharyngitis. 2, lower respiratory tract infections. Acute exacerbation of chronic bronchitis, acute exacerbation of chronic obstructive pulmonary disease, community-acquired pneumonia, bronchiectasis co-infection, lung abscess, fibrosis co-infection. 3. It can be used for infections caused by skin and soft tissue.