Girls vaginal itching may be vaginitis, vulvar sclerosis atrophic tundra, pubic lice disease and other causes, mainly to drug treatment. 1. Vaginitis: it is the inflammation of the vagina caused by various reasons, which is mainly manifested as increased vaginal secretion, vulvar itching and so on. Vaginitis patients need to be treated according to the cause: if trichomonas vaginitis, oral metronidazole or tinidazole, etc.; if fungal vaginitis, oral fluconazole and other antifungal drugs; if atrophic vaginitis, estrogen supplementation is needed. 2. Vulvovaginal atrophic moss: after the onset of not only will appear vulvar persistent itching, there will also be atrophy of the labia major and minor. Patients need to keep the local dry, clean, can use glucocorticoid ointment, or local injection of tretinoin to relieve local itching symptoms. 3. Pubic lice disease: it is a disease that occurs when pubic lice bite the perineum, which can cause severe itching. Patients need to shave the perineal hair, wash and disinfect intimate clothing, give benzyl benzoate and other topical, but also oral antihistamine drugs, such as loratadine. Girls pubic itch may also be seen in contact dermatitis, progressive vitiligo and other diseases, it is recommended that patients go to the regular hospital dermatology department in a timely manner, after a clear diagnosis under the guidance of the doctor standardized treatment.