If the vulvar erosion is caused by inflammation, you can use potassium permanganate solution to wash the affected area, and then apply antibiotic ointment such as erythromycin ointment topically. If the vulvar erosion is caused by prolonged friction, change the soft cotton underwear, and the underwear should be loose to prevent further friction, and also use erythromycin ointment to apply topical application. If the vulvar erosion is caused by leukodystrophy, you can apply topical dexamethasone ointment or fludrocortisone ointment for treatment. During the treatment period, patients should be prohibited from having sex, eat a light diet, do not eat spicy or stimulating food, so as not to affect the recovery of the erosion. If there is itching, do not scratch to prevent bleeding and infection. Patients should not have too much psychological pressure, to maintain a good work and rest time, the recovery of the disease also has certain benefits.