Food poisoning and diarrhea should first be removed by all means to remove the poison ingested, but also to take rehydration and other ways to correct the electrolyte disorders after diarrhea. 1. In the case of diarrhea after accidentally consuming poisonous or expired food, the first thing to do is to expel the toxins from the body through diarrhea, vomiting, enema or even gastric lavage, etc. It is recommended that these therapeutic measures should be carried out in the hospital to avoid causing secondary damage. 2. Due to food poisoning may appear after a sustained and reactive diarrhea and other gastrointestinal symptoms, there will be a large amount of water loss and electrolyte imbalance and other situations, and even life-threatening in serious cases. In severe cases, the loss of water and electrolyte imbalance may be life-threatening. At this time, electrolytes need to be replenished by oral or intravenous fluids in a timely manner. 3. In addition to the above, can also be given antispasmodic drugs or antidiarrheal drugs symptomatic treatment, the most commonly used for 654-2, montelukast. It is recommended that food poisoning diarrhea should be timely medical treatment, improve the auxiliary examination to take appropriate therapeutic measures. According to the physician’s instructions for the use of drugs, avoid self-medication.