Vulvovaginal itching is generally not related to the sequelae of herpes simplex. Vulvovaginal itching may be caused by physiological factors such as lack of hygiene, or it may be caused by vulvovaginitis, vulvovaginal eczema, pubic lice and other diseases, and it is recommended that the patient follow the instructions of the doctor to apply antibiotics and glucocorticosteroid medication for treatment. 1. Physiological factors: Hygienic uncleanliness, lack of cleanliness and other physiological factors may cause vulvar itching, patients are advised to improve hygiene habits, wash their private parts frequently, keep the local clean and dry, which can improve the symptoms. 2. Vulvovaginitis: vulvar itching may be caused by vulvovaginitis, patients can use povidone iodine, potassium permanganate and other medications in sitz baths, and then follow the doctor’s instructions to apply clindamycin, mupirocin, and other antibiotic medications, to help reduce the inflammation of the itch. 3. Vulvar eczema: vulvar eczema may also cause vulvar itching, it is recommended that patients follow the doctor’s instructions for external use of hydrocortisone, trimethoprim and other glucocorticoid drugs, which can stop the itching and reduce the inflammatory reaction. 4. Pubic lice: are parasitic insects in the genital region of the human body, can cause localized intense itching, can be shaved locally with sulfur ointment. Herpes simplex sequelae generally does not cause vulvar itching, if the symptoms, after excluding physiological factors, it is recommended that patients seek medical examination, clear causes, with the doctor for standardized treatment.