When bleeding does not occur during the menstrual period, there are many factors: First, due to oral medication, blood circulation and blood stasis, including emergency contraceptives, will interfere with the body’s hormone levels, and there will be bleeding during the non-menstrual period; Second, when there are uterine fibroids, endometrial hyperplasia, endometrial polyps, submucosal fibroids, human papillomavirus infection of the cervix, there will also be bleeding during the non-menstrual period Third, due to changes in the endocrine hormones in the body, polycystic disease, low progesterone and low estrogen in the application of mathematics may also cause bleeding during non-menstrual periods. Such bleeding is not normal in the first place. If possible, you should go to the hospital to register for gynecological ultrasound, and if necessary, you need to take some oral anti-inflammatory and hemostatic drugs to deal with it.