Treat the eye redness caused by bacterial conjunctivitis. Gatifloxacin eye drops can treat the symptoms such as redness, increased secretion, tearing and itching caused by bacterial conjunctivitis. Bacterial conjunctivitis is common in clinic. Normally, there are normal flora in the conjunctival sac, most of which are Staphylococcus epidermidis, Diphtheria like bacteria and Propionibacterium acnes anaerobes. These normal flora can reduce or avoid the invasion of other pathogenic bacteria by releasing antibiotic like substances and metabolites. However, when the local immune function of the eye surface declines or a large number of pathogenic bacteria are stronger than the epidemic prevention function of the eye, bacterial conjunctivitis can occur. According to the speed of onset, bacterial conjunctivitis can be divided into hyperacute, acute or subacute and chronic conjunctivitis. The above scheme is only for reference. Please use the specific drugs under the guidance of professional doctors according to your own conditions.