Brownish discharge in late pregnancy is usually a sign of impending labor, but other diseases may also exist. Late pregnancy when the vagina bleeds a small amount of brown discharge, is what people call the red, is about to start the labor signs, will also be accompanied by irregular contractions, the fetus into the basin after the feeling of descent, usually within 24 to 48 hours of labor. Therefore, you should go to the hospital to wait for labor, to do internal examination to check whether the cervix has opened, if the mouth of the uterus has opened, it means that the labor will be delivered soon. In addition, pregnant women should pay attention to the amount of brown discharge should be different from vaginal bleeding, if you find that the vaginal bleeding is very heavy, consider abnormal prenatal bleeding, pay attention to whether there is placenta praevia or placental abruption, there are also some cervical lesions bleeding will be more, and not the same as the normal red, pregnant women need to be vigilant. When there is brown discharge in late pregnancy, you need to go to the hospital and follow the medical advice.