Poisoning by grasshopper should be treated immediately in a hospital. The first task of its rescue is to promote the excretion of poison by inducing vomiting and gastric lavage, and then to carry out symptomatic treatment, and electroshock should be carried out in critical cases. In the early stage, vomiting should be induced as soon as possible, and immediately wash the stomach repeatedly with potassium permanganate solution or saline or strong tea, and then conduct diarrhea. Intravenous input of isotonic or hypertonic glucose injection to promote the excretion of toxic substances. Symptomatic treatment: the arrhythmia caused by Cao Wu is characterized by variability, and the drugs are selected according to the nature of the arrhythmia. Atropine is injected to relieve the excessive tension of smooth muscle and inhibit glandular secretion. When sinus rest is present, isoprenaline is applied. Respiratory stimulants should be given if there is respiratory depression. If necessary, it can also be combined with Chinese medicine treatment, please use it under the guidance of professional Chinese medicine practitioners.