Nicotine-like poisoning symptoms, also called N-like symptoms, are mainly caused by acute organophosphate insecticide and carbamate insecticide poisoning. Nicotine-like poisoning symptoms are mainly due to the combination of acetylcholine and nicotinic choline receptors accumulated in the body during poisoning by these two kinds of pesticides. Nicotine-like poisoning symptoms are mainly manifested in the face, eyelids, tongue, limbs and muscle fibers of the whole body tremors, accompanied by generalized tightness and pressure, and even tonic spasm, and later on there will be a decline in muscle strength and paralysis, and severe respiratory muscle paralysis, the patient’s inability to breathe, respiratory failure or even respiratory arrest and death. Nicotine-like poisoning symptoms will also be manifested as elevated blood pressure and arrhythmia, cholinesterase resuscitators such as chlorhexidine, can effectively relieve nicotine-like symptoms, rapid control of muscle fiber fibrillation.