The first grade child’s tummy ache when going to school may be caused by psychological factors or pathological factors, and it is recommended to deal with it through communication, medication and other ways respectively. 1. Psychological factors: the first grade child’s stomach ache when he goes to school may be due to psychological factors, such as unhappy at school and other circumstances leading to an aversion to school, at this time it is usually recommended that parents patiently communicate with their children, so that the child will tell what he thinks, and guide the child to improve the anorexia in the right way. 2. Pathological factors: intestinal parasitic infections, inflammation of the mesenteric lymph nodes and other diseases may also lead to first-grade children to go to school on the case of stomach pain, according to the different causes of intestinal parasitic infections are usually recommended to use mebendazole and other deworming medication, inflammation of the mesenteric lymph nodes can be taken orally to treat antibiotic drugs such as cefixime. If a first-grade child has severe stomach pains as soon as he or she starts school, or if the symptoms persist without improvement, he or she should be seen by a doctor promptly for treatment. All of the above medications should be used under a doctor’s supervision, avoid self-medication.