Positive hydrogen peroxide indicates that the vaginal flora may be dysbiosis, so it is considered mild inflammation, which is not serious and can be treated vaginally according to the situation. If there is itching, odor or redness, use metronidazole suppositories or diazoxide suppositories, 1 capsule per night, for 7 days, and pay attention to personal hygiene. If there is no itching, odor or even redness, you can use a lotion, such as gynecologic cleanser or cleansing, with a 1:10 water solution to wash the vulva, washing 3-7 days can be treated. When washing underwear as much as possible with boiling water, sun exposure, to play the role of disinfection and sterilization, to avoid the occurrence of cross-infection. When you have intercourse, you should also pay attention to the hygiene of both parties, because when hygiene is not paid attention to, there may also be hydrogen peroxide positive.