If there are ulcers on the vulva, if it is caused by allergic diseases, it can apply tretinoin ointment, mometasone furoate ointment; if it is caused by infectious diseases, it can apply erythromycin ointment, fusidic acid ointment; if it is caused by sexually transmitted diseases, it can apply vasiclovir ointment, imiquimod cream, flurouracil ointment, and so on. 1. Allergic diseases: If the patient suffers from vulvar eczema, dense papules may appear on the affected area, which gradually turn into pustules and blisters, causing erosion and oozing after scratching. It is recommended to give glycerine lotion, tretinoin ointment and mometasone furoate ointment under doctor’s guidance, which can relieve itching and inflammatory reaction. 2. Infectious diseases: bacterial vaginosis, trichomonas vaginitis, mycosis vaginitis, surgical inflammation and other gynecological diseases are also the main causes of ulcers on the vulva. It is recommended to clarify the cause, targeted to give erythromycin ointment, fusidic acid ointment anti-infection treatment. If necessary, with glucocorticoid ointment applied externally to help relieve symptoms. 3. Sexually transmitted diseases: genital herpes and condyloma acuminatum are sexually transmitted diseases that may cause ulcers on the vulva. It is recommended that antiviral drugs such as acyclovir, vasiclovir ointment, imiquimod cream, and fluorouracil ointment be given for targeted treatment. Ulcers on the pubic area, it is recommended to go to the hospital in time for examination, the above drugs should be used under the guidance of a doctor, to avoid blindly using their own medication.