If the endocrine disorder affects the normal secretion of hormones in the body, it may cause irregular menstruation and lead to incessant menstrual bleeding. Abnormal endometrial hyperplasia can also cause incessant menstrual bleeding, which can lead to an increase in the amount of menstrual blood and prolonged periods, as well as uterine fibroids, ovarian cysts or endometrial cancer. If you have gynecological inflammation such as cervicitis, vaginitis, pelvic inflammatory disease, it can easily cause irregular bleeding in the vagina, and having gynecological inflammation can cause vulvar itching and abdominal pain. If you usually take birth control pills, the pills are hormonal drugs, which can also cause disruption of hormone secretion in the body. If you have a phenomenon of persistent uncleanliness after menstruation, you need to undergo gynecological ultrasound examination, vaginal discharge examination, and also blood test for hormone six to clarify and treat the symptoms.