The pre-menopausal menstrual flow should be taken seriously to rule out endocrine hormone abnormalities, uterine organ lesions, such as human papillomavirus infection, fibroids, endometrial polyps, because these factors may cause menstrual flow to be incomplete. Currently more than 7 days, or even 9 days after the existence of such a situation, as far as possible, we should go to the hospital registered gynecology, gynecological ultrasound examination, to determine the uterus and the double adnexa have no abnormality, according to the situation need to be taken orally anti-inflammatory and hemostatic medication to regulate, and if necessary, to check the endocrine hormone VI fasting to see if there is a problem with the level of hormones. At the same time, if the effect of oral medication is not particularly obvious, it is necessary to carry out hysteroscopy, take the endometrium for laboratory tests to determine what kind of pathological results, which can be a great help in the future guidance of the use of medication.