Localized itching of the vulva without odor in women has more clinical causes, such as local lesions of the vulva and vagina, which may lead to localized itching of the vulva and discharge without odor, such as eczema of the vulva, vulvar malnutrition or allergy to certain drugs or sanitary napkins, which may cause itching. In addition, inflammation of the vagina, like candida vaginitis, trichomonas vaginitis, mycoplasma infection, chlamydia infection, may lead to increased leucorrhea than but no odor, and will cause local itching symptoms of vulva, patients should go to the hospital for appropriate examination. If there is a lot of discharge, a routine laboratory examination of the leucorrhoea is needed, and only then can medication be given according to the pathogenic bacteria infected and the specific clinical symptoms, so that the corresponding symptoms can really be relieved in the short term.