If the laboratory test is positive for direct microscopic examination of bacterial filaments, it proves that there is bacterial infection in the vagina, most of which is accompanied by vulvar itching, increased vaginal discharge, odor and other conditions or vaginal wall congestion, and it is necessary to give an acidic solution to wash the vulva and vagina, which can be washed with gynecological cleansing or cleansing, and put metronidazole suppositories or tinidazole suppositories into the vagina to carry out the treatment. Vaginitis is a common gynecological disease in women, usually the vagina is weakly acidic changes, due to the maintenance of lactobacillus, if there is an infection of vaginal beneficial bacteria in the proportion of imbalance will lead to vaginitis, women should pay attention to keep the vulva clean and hygienic, wash the vulva every day with lukewarm boiled water, to reduce the bacterial infection.