Eighty-year-old man drank pesticides, found immediately after vomiting, and immediately call the 120 emergency telephone, vomiting can be given to the first irrigation of soapy water, to the hospital emergency department after gastric lavage, follow-up treatment method according to the type of pesticide drank. 1. Organophosphorus pesticide poisoning: generally in contact with such pesticides between half an hour and 24 hours, the beginning of the symptoms of poisoning is to feel sick, nausea, headache, weakness and fatigue, etc., the patient often died of respiratory failure. Cholinesterase resuscitators and cholinergic receptor blockers, such as chlorhexidine and atropine, are used for relief. 2. Paraquat poisoning: mainly manifested as progressive chest tightness, shortness of breath, cyanosis, etc. If contact with paraquat solution can cause skin irritation, skin burns, erythema, blisters, ulcers and so on. The cause of death in patients is mainly respiratory failure. Note that there is no specific antidote for this pesticide. 3. Carbamate pesticide poisoning, the body through skin contact, inhalation or imported ingestion of the pesticide, resulting in the body of cholinesterase activity is inhibited, the mechanism of its toxicity and organophosphorus pesticide poisoning mechanism is similar. Treatment of the application of a sufficient amount of atropine is an important therapeutic measure for carbamate insecticide poisoning. If the pesticide poisoning time is too long, the pesticide has been absorbed into the blood, the difficulty of its rescue is greatly increased, and it is not easy to rescue. Therefore, pesticide poisoning should be sent to the hospital immediately in order to avoid delaying the rescue time.