Intravaginal miscellaneous bacterial infection means that clinically there are symptoms of vaginitis, for example, there will be an increase in vaginal discharge, yellowish color, will be accompanied by occasional vulvar itching. In the clinical examination of routine leukorrhea, there is often no Candida infection, no trichomonas infection, no bacterial vaginosis, and no Mycoplasma and Chlamydia infection can be detected. However, clinically there are symptoms of vaginitis, cleanliness will be relatively poor, for example, in the degree of III or more, and some people will even reach the degree of IV. In this case, because the pathogenic bacteria are not clear, the treatment will be relatively difficult. It is recommended to use 30% of the cleansing of the vagina, after rinsing, in the vagina inserted into the compound metronidazole suppository for treatment, continuous use of medication for 7 days, these clinical symptoms will disappear.