Chuanbei poisoning will have different clinical manifestations according to the different degrees of severity of poisoning, after the mild poisoning of Chuanbei, patients have the following manifestations: 1, patients will have abdominal pain, diarrhea, nausea and other uncomfortable symptoms. Patients are often accompanied by black stools, caused by upper gastrointestinal bleeding. Patients will also experience headache, dizziness, insomnia, forgetfulness, fatigue and a series of other manifestations, and individual patients will also have a sense of time and sense of direction is not normal and so on.2, after the heavy poisoning of Sichuan shellfish patients will appear the following manifestations, patients often appear numbness, twitching of the limbs, horn. Patients will also experience a series of symptoms such as respiratory distress, decreased blood pressure, shock, etc. Many patients will also experience liver and kidney damage, leading to liver and kidney failure and endangering the patient’s life.