The menstruation is always unclean, this may be caused by gynecological inflammation, such as vaginitis, endometritis, etc.; in addition, there may be fibroids, fibroids closer to the mucosal layer affect bleeding; if there is a contraceptive ring, it may also be caused by the contraceptive ring, it is best to go to the hospital in time for gynecological examination, B ultrasound examination, to clarify the cause of the symptomatic treatment. If the uterine fibroid is too large, surgery is recommended. If endometritis is present, it is best to treat it with reasonable antibiotics, such as penicillin. But if the contraceptive ring is caused, you can first take drugs to stop the bleeding, such as you can take Cynthia, vitamin K and so on to stop the bleeding treatment, if taking drugs to stop the bleeding is not very useful, it is best to remove the ring in time, in addition to pay attention to hygiene during the menstrual period, do not have intercourse during the menstrual period, etc.