What are the symptoms after the embryo stops developing during pregnancy? Pregnancy is an important step in every woman\’s life, but the embryo stops developing is a common problem. At this time, a woman\’s body will have some symptoms, as follows: 1. Delay or disappearance of menstrual period. After pregnancy, a woman\’s menstrual period will naturally disappear. This is because the body needs to supply the nutrients and energy needed by the embryo. However, if you take a pregnancy test or an internal pregnancy test shows embryonic infertility, your period will reappear. 2. Bleeding and brown discharge are the major symptoms of infertility arrest.