When you find something like an ulcer at the vaginal opening, you should first visit a gynecological clinic for an examination. If you are sure that you have an ulcer at the vaginal opening, you can treat it by the following methods Topical treatment: You can use a sitz bath with 1:5000 potassium permanganate solution to disinfect the vulva. In general, you should pay attention to reduce the friction on the vulva and change your underwear regularly to keep the vulva clean and dry. You can also use some antibiotic ointment and apply it to the affected area, but only under the guidance of a doctor. In addition, for areas with ulcers, they can be treated by helium-neon laser and ultraviolet radiation. Systemic treatment: Treatment of vaginal opening ulcers by taking medicines such as antibiotics, multivitamins and glucocorticoids in the body. Or using human blood gammaglobulin intramuscularly to make the vaginal opening skin mucous membrane damage recover as soon as possible. Chinese herbal treatment: Take herbal medicines to clear heat, detoxify the toxin and relieve dampness to make the vaginal opening ulcer disappear gradually. Chinese herbal treatment takes longer time to work and usually starts to heal after one month. Vaginal ulcers are a kind of vulvar skin and mucous membrane disorder and patients should not rush in the process of treatment. It is important to use medication and maintain vaginal hygiene every day for early recovery.