There are many reasons for itching on both sides of the pubic area, the most common are the following reasons: First, it may be caused by acute vulvovaginal inflammation stimulation, which is also the most common cause of vulvar itching, such as mycosis vulvovaginitis, trichomonas vaginitis or non-specific vaginitis and other gynecological inflammatory diseases, inflammation leads to vaginal mucosa congestion, increased release of inflammatory mediators, stimulating the nerve endings in the perineum, which can cause itching, and leukorrhea The increase and frequent flow out will also stimulate the perineal skin leading to itching; secondly, it may be vulvar eczema. Eczema is a skin disease that can also cause itching and rashes on the perineal skin. In addition, there are other causes may also cause, such as allergies to sanitary napkins, long time wearing tight pants friction, not breathable, etc., may also cause itching on both sides of the perineum. No matter what the cause is, you need to go to a gynecological examination to clarify the diagnosis and consider the next step of treatment with the examination results.