If the amount of bleeding is small and the fetal buds and heart are normal, the pregnancy can be successfully preserved, but if the amount of bleeding is large and accompanied by abdominal pain and other symptoms, then the risk of miscarriage is greater. Eight weeks of pregnancy belongs to the early stage of pregnancy, at this time the cause of intrauterine bleeding needs to be clarified, if it is caused by hormone secretion abnormality, such as low progesterone, or due to fatigue, sexual life, usually after taking birth control drugs, rest and quiet rest, can be successful in preserving the fetus. However, if the bleeding is heavy and accompanied by abdominal pain, ectopic pregnancy or embryonic arrest may have occurred, and timely treatment is needed. Eight weeks pregnant with intrauterine bleeding, need to be under the guidance of a professional doctor for birth control treatment, in the course of birth control should pay attention to bed rest, as far as possible to reduce unnecessary activities.