Oxyfloxacin is usually taken for 7~14 days, but the specific course of treatment is related to the patient’s condition, physical condition, treatment effect and other factors, there is individual variability, there is no uniform standard for how many days to take. Ofloxacin is a quinolone antibacterial drug with broad-spectrum antibacterial effect, especially for aerobic gram-negative bacilli with strong antibacterial activity, clinically, it is mainly used for the treatment of respiratory tract infections, gastrointestinal tract infections, genitourinary tract infections, skin and soft tissue infections caused by sensitive bacteria. When ofloxacin is used for oral administration, it is usually taken for 7~14 days. However, ofloxacin is used for the treatment of different diseases, and each person’s sensitivity to the drug is different, its therapeutic effect and the course of medication is also different, therefore, ofloxacin specific take a few days can not be generalized. Patients may experience adverse reactions such as nausea, abdominal pain, headache, insomnia, etc., or allergic reactions such as rash, itching, etc., and a small number of patients may also experience abnormalities such as irritability, confusion, hematuria, etc. In addition, patients may experience a number of adverse effects such as nausea, abdominal pain, headache, insomnia, etc. Once a persistent or progressive adverse reaction occurs, a doctor should be consulted and the dose of the drug should be adjusted by the doctor if necessary, or the drug should be discontinued for treatment. Patients are advised to choose the appropriate course of treatment under the guidance of their doctors and according to their own conditions.