Intermittent, light, brown periods can be caused by conditions such as endocrine disorders, fibroids, ovarian cysts, or irregular vaginal bleeding caused by irritation from an IUD. Under normal circumstances, menstruation should be clean within a week, and not clean for more than a week is a long menstrual period. Now, if you have a long and unclean period with a small amount of continuous brown bleeding, you should first rule out pregnancy-related diseases, such as pre-eclampsia and ectopic pregnancy. You can take hemostatic drugs to stop bleeding, pay attention to rest, not strain, pay attention to perineal hygiene, if you still can’t stop bleeding after medication, you need to go to the hospital, check the ultrasound and sex hormone six, to see what causes it and then treatment, different conditions caused by irregular bleeding, treatment methods are also different.