Abdominal pain after taking emergency contraceptive pills in women may be caused by progesterone stimulation of the stomach and intestines, changes in the uterine lining or mental stress. If the pain is more intense, you need to go to the hospital in time. Common conditions and treatment methods 1, progesterone stimulation: emergency contraceptive pills contain a large number of progesterone, easy to stimulate the gastrointestinal tract to appear abdominal pain. If accompanied by nausea, vomiting and other symptoms are considered gastrointestinal dysfunction, you can eat millet porridge, rice paste and other liquid food, through the way of dietary therapy to relieve gastrointestinal discomfort; 2, endometrial changes: taking emergency contraceptive pills may lead to contraction of the endometrium or a large amount of shedding of the endometrium, and therefore abdominal pain. If the bleeding is not big or the pain is not serious, you can rest properly and wait for self-relief, if the bleeding is big or the pain is serious, you need to go to the hospital in time; 3, mental stress: after taking the pill, women are overly worried about the side effects of the drug, or worried about the failure of contraception, resulting in a large amount of mental stress can also lead to abdominal pain. Should be appropriate to relax, avoid excessive tension, ensure adequate rest and appropriate distraction. Precautions taking emergency contraceptive pills are prone to produce more side effects, if there is no need to get pregnant, should try to take condoms and other means of contraception, taking too much emergency contraceptive pills can easily cause endocrine disorders, headaches, weight gain and other side effects.