Discomfort in the perineum of women is one of the common symptoms in gynecology, if itching occurs in the perineum. First, consider if you have gynecological diseases, such as vaginitis and cervicitis. Secondly, consider whether there is folliculitis and eczema in the vulva. Finally, it is recommended that women take oral cephalosporin and wash their vulva with a cleanser to avoid allergies caused by sanitary napkins and menstrual blood. If a girl’s perineum is swollen and painful, it is considered to be caused by infections such as trichomonas, bacteria and fungal infections. You can wash your vulva with cleanser or gynecologic cleanser and take anti-inflammatory medications such as amoxicillin to eliminate vaginal inflammation in time. In daily life, girls should pay attention to vaginal hygiene, keep clean and change underwear regularly.