Bacterial vaginitis, recurrent, may be associated with persistent infection by pathogenic bacteria and failure to rebuild the intravaginal environment. Generally need medication, please follow the doctor’s instructions. Due to insufficient time and insufficient dosage of medication, the medication is stopped when the symptoms appear to improve, at this time the pathogenic bacteria have not been completely eliminated, and after stopping the medication, the pathogenic bacteria continue to multiply, so the symptoms appear again. It is necessary to follow the doctor’s advice to use anti-anaerobic drugs (such as metronidazole, tinidazole, clindamycin, etc.) treatment, can be taken orally, can also be used intravaginally suppositories or ointment. It is also possible that the vaginal internal environment has failed to rebuild, and lactobacilli are generally used to maintain the normal internal environment of the vagina, increase intracellular glycogen, and establish the normal flora of the vagina. It is recommended that patients follow the doctor’s instructions to cooperate with the treatment, and at the same time pay attention to personal hygiene, do not use unclean sanitary napkins, sanitary napkins during menstruation and timely replacement, and prohibit sexual intercourse during treatment. The use of the above drugs should be strictly in accordance with medical advice.