Bacterial keratitis usually returns to normal in about 2 weeks, depending on the severity of the disease and other factors, there are differences in the exact time, so it can not be generalized. Patients with bacterial keratitis can be treated with drugs such as levofloxacin hydrochloride eye drops and chloramphenicol eye drops under doctor’s supervision. In general, patients with mild bacterial keratitis will usually return to normal in about 2 weeks after treatment. However, for patients with more serious conditions, the recovery time may be extended, and the exact time varies depending on the severity of the disease, individual physical condition, recovery, and other factors. Bacterial keratitis should be treated with care to keep the eye clean to avoid infection, which may spread the disease and affect the recovery time. Once the diagnosis of bacterial keratitis is confirmed, it is recommended to go to the hospital for further examination and follow the doctor’s instructions for standardized treatment.