Seafood poisoning should be promptly monitored by emergency hospital for vital signs and given symptomatic treatment as follows: 1. Anti-shock treatment: the most feared thing about seafood poisoning is the production of anaphylaxis, once shock, resulting in unstable vital signs, then anti-shock treatment should be given. 2. Desensitization treatment: when laryngeal edema occurs, attention should be paid to keeping the airway open and giving desensitization medication. 3. Gastric lavage treatment: when vital If the vital signs allow, promptly give emetic or electronic gastric lavage to remove the toxin and reduce its continuous effect in the body.4. Rehydration and other treatment: After gastric lavage, promptly give desensitizing drugs, such as dexamethasone, and promptly rehydrate to prevent extracellular fluid deficiency caused by mucosal congestion and edema, which then produces lower blood pressure. At the same time, replenish the sodium, potassium, chloride plasma lost by gastric lavage, if necessary, supplemented with drugs to protect the gastric mucosa static point, timely observation of changes in the condition. For seafood, care should be taken to avoid eating it to prevent the reappearance of symptoms of poisoning.