Purulent discharge is a manifestation of vaginitis, cervical erosion, endometritis, you need to go to the hospital to do gynecological internal diagnostic examination, observe the cervix with or without erosion, vagina with or without congestion, the color of the discharge, the odor, press the uterus and the double adnexa with or without pressure pain, etc., to determine whether there is uterine inflammation, pelvic inflammatory disease. These inflammation through anti-inflammatory, symptomatic treatment, the general symptoms can be improved. It is also necessary to do ultrasound examination of the uterine adnexa to exclude ovarian cysts and uterine fibroids. Usually pay attention to keep the perineum clean and hygienic, wash and change underwear every day, try to dry under the sun to sterilize, pay attention to strengthen nutrition, enhance their physical fitness, pay attention to cleaning before and after menstruation and sex, pay attention to hygiene.