The period is also known as our clinical period, when the menstrual period want to defecate may be due to posterior uterus, prostaglandin secretion, pelvic inflammatory disease, etc. It is recommended to go to the hospital in time to determine the cause and treat the cause. Causes and treatment 1, posterior position of the uterus: the uterus is in a posterior tilt, posterior flexion position, during menstruation pelvic congestion, menstrual blood in the uterus, the influence of gravity so that the rectum is stimulated to a certain extent, resulting in the feeling of wanting to defecate. This situation is a normal physiological phenomenon, after the menstruation clean will not appear to want to defecate feeling. Generally no special treatment is needed; 2, prostaglandin secretion: the uterus has a lot of prostaglandin secretion before menstruation, so that the uterus contraction to stop bleeding when menstruation, but prostaglandin will also stimulate the gastrointestinal, so that gastrointestinal peristalsis accelerated, the symptoms of diarrhea, generally no need to use drugs, after the clean menstruation this want to defecate will disappear; 3, pelvic inflammatory disease: due to pelvic inflammatory disease caused by the uterine ligament elasticity decreased, the uterus stretched into This can also lead to a feeling of defecation. Such patients need timely treatment of pelvic inflammatory disease to relieve the symptoms of diarrhea, which can be treated with antibiotics such as cephalosporin and azithromycin. If the discomfort is strong, you can put a hot water bag on the lumbosacral area to improve the symptoms. Pay attention to keeping warm in daily life, add clothes in time to avoid abdominal cold; change underwear and wash underwear regularly, rinse vulva daily to keep it dry.