For four season beans poisoning, patients with mild lesions will have the following symptoms: first, the reaction is the digestive system, there will be acid reflux, heartburn, nausea, vomiting, the patient to the navel around the colic as the main symptom, will be accompanied by diarrhea, dilute stools or mucus pus and blood, accompanied by acute and severe. Secondly, for patients with previous history of coronary artery disease, there will be chest tightness, shortness of breath, discomfort in the precordial area, weakness after activity accompanied by profuse sweating. Then, some patients will have dizziness, headache, blurred vision, blurred vision, transient vertigo, or even transient darkness in front of the eyes and sudden collapse. Once the patient develops respiratory distress accompanied by wheezing and cyanosis, the clinical symptoms are classified as progressing from mild to moderate and severe, at which time the patient must go to the hospital for detoxification treatment.