Itchy menstruation, for this case, first of all, pay attention to the vulva cleanliness and hygiene, wash the vulva with water, keep the vulva locally dry, do not wear tight clothes and pants and chemical fiber clothes and pants, to maintain the breathability of the following, change underwear, underwear, hot water underwear, forbidden to eat spicy, stimulating food, through the above treatment of the majority of the following itchy symptoms can be significantly improved. If by the above treatment, the symptoms of itchy down there did not have any improvement, for this kind of situation can be used to dehumidify and stop itching lotion and other cleaning of the vulva, after washing the vulva, local topical application of dehumidifying and stopping the itching of the ointment or nitrofurantel mycotoxin vaginal ointment, and at the same time pay attention to the diligent change of sanitary napkins, pay attention to the cleanliness and hygiene of the vulva.