Early pregnancy brown discharge, physiological causes do not need to be dealt with, preeclampsia and other factors caused by the need for medication to preserve the fetus treatment. 1. Physiological reasons: a few pregnant women in the early stages of pregnancy will be in the fertilization of the egg implantation of bleeding during the implantation period, manifested in the vaginal flow of a small amount of brown secretion, can also be accompanied by a slight pain in the lower abdomen, more than 3 to 4 days, can disappear on their own, it is a physiological phenomenon, generally do not need to be treated. 2. Pre-eclampsia: also cause vaginal flow of a small amount of brown discharge, accompanied by paroxysmal pain in the lower abdomen, ultrasound examination to clarify the normal intrauterine pregnancy, combined with the progesterone and blood HCG (human chorionic gonadotropin) level test can assist in the diagnosis, the need to pay attention to appropriate rest, and comply with the doctor’s instructions to give progesterone and other drugs to protect the fetus treatment. 3. Ectopic pregnancy: Typical manifestation is irregular vaginal bleeding, accompanied by one side of the lower abdomen pain, combined with ultrasonography, blood HCG level and vaginal fornix puncture can assist in the diagnosis, need to be based on the stability of the condition, give methotrexate and other medications or surgical treatment, the specifics of the need to comply with the doctor’s instructions. When brown discharge occurs in early pregnancy, you need to go to the hospital in time to find out the cause and actively deal with it.