Vulvovaginal itching and pain is considered to be related to allergy, or gynecological inflammation caused by pathogenic bacterial infection, etc.: 1. When allergy occurs in the skin and mucous membrane of the vulva due to various reasons, it is easy to have excessive itching, and the skin and mucous membrane will be broken due to itchy scratching, which will result in pain. Commonly caused by allergic substances, sanitary napkins, pads, newly bought underwear, etc. 2, the presence of gynecological inflammation is prone to the above symptoms, such as various causes of vulvitis, vaginitis, etc.. Common pathogens that cause infections are mold, trichomonas, mycoplasma, bacteria, etc. It is recommended to go to the hospital to do a routine examination of secretions, and according to the results of the examination, choose gynecological lotions and vaginal suppositories for treatment.3. Improper use of topical medicines for the treatment of diseases, such as too much concentration of medicines, leads to the injury of the skin and mucous membranes of the vulva, and the itching and pain of the symptom occurs.