Bloating, unformed stools, stomach pain immediately after eating may be caused by acute gastroenteritis, dyspepsia, irritable bowel syndrome and other diseases, the patient can take medication, surgical treatment. 1. Acute gastroenteritis: patients with acute gastroenteritis will have abdominal pain, diarrhea, abdominal distension and other symptoms, so the patient will have a bloated stomach, stools are not shaped, eat immediately the phenomenon of stomach pain. Patients can follow the doctor’s instructions oral atropine sulfate and other antispasmodic drugs, but also oral salicylate preparations such as salazosulfapyridine and other aminosalicylic acid. 2. dyspepsia: dyspepsia patients will have postprandial fullness, abdominal pain, diarrhea and other symptoms, so the patient will have a bloated stomach, stools are not shaped, eat immediately the phenomenon of stomach pain. Patients can take oral ranitidine capsules, cimetidine tablets and other H2 receptor blockers as prescribed by the doctor, and can also take oral domperidone tablets, mosapride citrate tablets and other gastrointestinal stimulants. 3. Irritable bowel syndrome: the main symptoms of patients with irritable bowel syndrome are diarrhea, abdominal pain, etc., most of which occur after meals, so patients will have a bloated stomach, unformed stools, eating immediately stomach pain symptoms. Patients can take oral smooth muscle inhibitors such as mebeverine hydrochloride tablets and antispasmodics such as pivoxyl bromide tablets as prescribed by the doctor. When the patient has the symptoms of bloating, unformed stools and stomach pain immediately after eating, it may also be caused by other diseases such as ulcerative colitis and colon cancer. Patients should seek timely medical treatment and follow the doctor’s instructions.