It is abnormal if the period does not clear for more than nine days clinically. It is often caused by inflammation of the endometrium or endocrine disorders, such as estrogen deficiency, atypical hyperplasia of the endometrium or endometrial cancer, and should be taken seriously. It is advisable to have an ultrasound examination first, mainly to find out the thickness of the endometrium. If the endometrium is abnormally thickened in this case, it is advisable to perform a diagnostic curettage and send the scraped tissue for pathological examination. If the endometrial echogenicity is uniform and there is no thickening, symptomatic treatment can be given with hemostatic drugs. It is recommended that you can take Anluo blood, and you can also take the granules for treatment, most of the bleeding symptoms will stop after three days of taking.