Brown discharge in early pregnancy may be caused by physiological factors, gynecological diseases or pre-eclampsia miscarriage, and it is recommended to seek medical treatment according to the cause in time. Common causes and treatment 1, physiological factors: implantation bleeding caused by the fertilized egg implanting in the endometrium, the amount of blood is usually small and the bleeding time is not long. This is a normal physiological phenomenon and does not require special treatment. 2. Pre-eclampsia: Pre-eclampsia at the beginning of pregnancy may also result in brown discharge, and as the condition worsens, abdominal pain and vaginal bleeding may gradually appear. First of all, it is necessary to pay attention to rest and prohibit sexual intercourse. Secondly, for patients with luteal insufficiency, progesterone can be injected intramuscularly or progesterone capsules can be taken orally. Then, for hypothyroidism, you can take small doses of oral thyroid tablets. After two weeks of aggressive treatment, if the vaginal bleeding stops, the pregnancy can be continued if the embryo is viable by rechecking the ultrasound. If there is no fetal heart on ultrasound, you need to consider embryo stop developing and terminate the pregnancy by clearing the uterus as soon as possible if necessary; 3. Gynecological diseases: Some gynecological diseases, such as cervicitis and cervical polyps, can cause brown discharge to appear. If it lasts for several days, it is necessary to find out the cause of the disease and treat it actively. Note early pregnancy is a very important stage, pregnant women must pay attention to their own health, to ensure good habits and avoid the influence of adverse factors.