Most of them are caused by tinea. There are many reasons. Expressed as; Pruritus vulvae, skin color change, may be accompanied by pain and exudation. First of all, keep the vulva clean and sanitary, change underwear frequently, keep it dry, prohibit sexual life, eat spicy food and drink a lot. It is recommended to rinse with potassium permanganate solution, and alternately use miconazole nitrate cream and hydrocortisone ointment. If itching is serious, it is recommended to take diphenhydramine tablets and vitamin C tablets orally.