Occasionally itchy vulva, you need to pay attention to the local cleanliness and hygiene of vulva. Change your underwear and underpants regularly, do not wear tight-fitting clothes and pants, keep the area breathable, avoid eating spicy and stimulating food, and wash your vulva with water. If the symptoms are not relieved after the above treatment, consider the possibility of vaginal inflammation, such as bacterial vaginitis, trichomonas vaginitis, mycotic vaginitis, and senile atrophic vaginitis. Further gynecological examination, vaginal discharge examination, etc. are needed to determine the next course of treatment.