Ozone (O3) is composed of the element oxygen, which is an isotope of oxygen (O2). At room temperature ozone is light blue, with a special odor gas, can be decomposed into oxygen, ozone can kill bacteria in a short period of time, with sterilization, disinfection, and has the permeability, sterilization efficiency, high humidity environment, sterilization effect is better, can get rid of the odor, so the medical commonly used in vulvovaginitis, vaginitis, cervicitis, the treatment. It can quickly kill all kinds of microorganisms in the vagina, get rid of the odor, and achieve the effect of local sterilization and anti-inflammatory. After ozone treatment combined with local vaginal medication, the effect is better, and it has better curative effect on chronic vaginitis and cervicitis. Since vaginitis is a chronic inflammation, the pathogenic bacteria are easy to be infected again and again, so the ozone treatment is not just once, you need to insist on a sufficient course of treatment, and at the same time, combined with vaginal medication, to avoid sexual intercourse during the period of treatment, to keep the vulva clean, change the underwear regularly, and to develop good hygiene habits is also very important.