Physiologic saline can be used to wash the vulva in cases of vaginal inflammation, but it is generally not recommended. If there is a slight inflammation of the vagina, physiological saline can be used for cleaning under the guidance of a doctor. When using physiological saline to clean the vagina, pay attention to the amount of cleaning and the number of times of cleaning. Because cleaning too clean vagina, is not conducive to good health, in the vagina is the need to exist some bacteria to be able to maintain the balance of the vagina. Normal women’s vagina is in an acidic environment, a variety of microorganisms mutual constraints, interdependence, to achieve dynamic balance, to prevent the adhesion and reproduction of disease microorganisms. Physiological saline is a neutral liquid and cleansing the vagina may disrupt the acidic environment of the vagina and create a suitable environment for the propagation of pathogenic bacteria. In daily life, you can use warm boiled water to wash the vulva, and it is not recommended to use physiological saline to wash the vagina.