Stomach pain after taking emergency contraceptive pills is due to the confusion of the gastrointestinal function caused by the emergency contraceptive pills, resulting in more pain in the abdomen, and it is normal to have such a situation. It is recommended to observe for a while, in about 3 days will be slowly relieved, will not affect the health of the body. But after taking emergency contraceptive pills, the interval of ten days before the stomach pain, this time is not normal, as far as possible to go to the hospital for blood testing blood HCG, to rule out the existence of the chances of pregnancy. At the same time, we should also exclude the presence of abnormal masses in the uterine cavity, when there is an abnormal mass, there will also be abdominal pain, and even ectopic pregnancy, there will be a feeling of stomach pain. Therefore, when taking oral emergency contraceptive pills for ten days, it is important to test whether there is a pregnancy, so as not to be a real ectopic pregnancy, then it is necessary to carry out conservative or surgical methods of treatment.