Brown discharge at 23 weeks of pregnancy is considered to be the emergence of preeclampsia, placenta hypoplasia, but also may be related to gynecological diseases. 1. Pre-eclampsia: If pre-eclampsia occurs during pregnancy, there may be brown discharge, you need to actively seek medical attention, you can use progesterone, dydrogesterone tablets and other medications under the guidance of the doctor, and do a good job of preserving the fetus. 2. Placenta hypoplasia: If the placenta is hypoplasia during pregnancy, it may lead to capillary rupture and bleeding, and brown secretion. Usually need to appropriate bed rest, avoid strenuous exercise. 3. Gynecological diseases: cervicitis, cervical polyps and other diseases during pregnancy may also lead to brown discharge, which needs to be treated according to the cause. It is not recommended to treat such diseases during pregnancy, you can wait until after the birth of the drug treatment. Pregnant women during pregnancy should pay attention to do a good job of prenatal checkups, actively listen to the advice of a professional doctor to do a comprehensive nursing care, pay attention to rest, at the same time should relax, to avoid nervousness, anxiety, there is any discomfort should be timely to the hospital, by the doctor to clarify the diagnosis, and cooperate with the doctor to deal with the symptoms.