Vaginal ulcers are most commonly caused by the following reasons:1. ulcers caused by vaginal inflammation leading to mucosal tissue breakage, it is recommended to check the leukorrhea routine, according to the results of the targeted medication, the ulcers will soon heal.2. chancre caused by syphilis, the ulcers are painless, it is recommended to draw blood to check the syphilis serum, and then according to the results of the antisyphilis treatment. 3. Herpes simplex virus infection, herpes breakage will cause local ulceration phenomenon, it is recommended to give antiviral treatment, and local can be coated with acyclovir ointment for treatment, and it is recommended to strengthen the nutrition, supplement protein, eat less stimulating food, enhance the resistance of the body.