When a woman bleeds in early pregnancy, the child may or may not be preserved, depending on the cause of the bleeding and the success of the preservation of the fetus. The cause of bleeding in early pregnancy is due to a lower progesterone level, which causes preterm miscarriage. After taking progesterone drugs, the progesterone level can rise and the embryo continues to grow and develop, then it is possible to keep it. The cause of bleeding is due to the occurrence of embryonic abortion, spontaneous abortion, inevitable miscarriage, even after the treatment of birth control drugs, the child can not be kept, this is a kind of superiority and inferiority phenomenon, it is not possible to keep the baby successfully through drugs, at the time of pregnancy, the woman bleeds less, it is also possible to It is a eugenics phenomenon that cannot be successfully preserved by medication. During the preparation period and the early stage of pregnancy, women must pay attention to the regulation of the body and try to avoid the stimulation of unfavorable factors that may lead to miscarriage.