Irregular bleeding with irregular menstruation firstly needs to identify the cause, which may be due to ovulation disorder, endometrial polyp, endometrial cancer, drug action or other systemic diseases, and then treat the symptoms. 1. Patients with polycystic ovary syndrome may have irregular bleeding, and if there is no endometrial damage, short-acting contraceptive pills may be taken. 2. Endometrial polyps or submucosal fibroids may also be present, requiring electrical removal of the polyps or fibroids. 3. Endometrial cancer and endometrial hyperplasia: If endometrial abnormality is found, biopsy should be done in time for pathological examination. Endometrial hyperplasia needs to be treated with progesterone and other progestogens under the guidance of doctor, and if it is endometrial cancer, surgery is needed. 4. Warfarin and other drugs can cause abnormal coagulation function leading to irregular bleeding. Thrombocytopenic purpura, hemophilia, etc. can also occur. It is recommended to go to the hospital for timely consultation and treatment of systemic diseases. In addition, the specific use of the above drugs need to be taken under the guidance of a doctor.