If a small amount of undercooked beans are consumed, there will be no significant poisoning. If a large number of uncooked beans are consumed, there will be significant poisoning, and patients will also have typical clinical manifestations, such as nausea and vomiting in the digestive system, acid reflux and heartburn, abdominal distension, abdominal pain, diarrhea, and in severe cases, severe pain around the umbilicus, accompanied by mucus, pus and blood stools, and a sense of urgency and heaviness. Patients with a history of coronary heart disease or cardiovascular disease may experience chest tightness, shortness of breath, palpitations, precordial discomfort, and dyspnea. In addition, if a large number of undercooked beans are consumed, the above conditions should be considered as poisoning, and must immediately go to the hospital for gastric lavage, diaphoresis, diuresis and other means of detoxification.