I get itchy vulva every time I get my period.

Menstruation before genital itching may be improper hygiene, caused by bacterial infection, or due to fungal vaginitis, do not rule out the possibility of pubic lice; usually should wear cotton underwear, and use warm water to clean the genitals, ensure hygiene and cleanliness, at the same time to the hospital's gynecology department to do routine examination of leucorrhea.