If the vulva is dry and itchy, it is recommended to understand the causes of dry and itchy, and then give medication for treatment. Vulvar itching is commonly caused by the following reasons: 1, due to vulvar dermatitis, such as eczema will appear vulvar itching, it is recommended to apply local dermatophytes to treat, do not eat acidic and spicy stimulating food in the diet, to ensure adequate sleep. 2, vulvar malnutrition caused by vulvar malnutrition manifested in the whitening of the skin color, and if the disease course is longer, vulvar atrophy may occur, the skin will have a rough feeling. If you have a long history of the disease, the skin may be atrophied, and the skin may feel rough. 3, it is recommended to do colposcopy to exclude local precancerous lesions or vulvar cancer. Progesterone ointment and dermatophyte can be used alternately to stop the itching, and surgery can be done if necessary.