There is no special antidote to poisoning from eating leftover rice, nor is there a special antidote or antidote to poisoning herbs. Leftover rice poisoning is mainly due to the growth of bacteria after rice has been left for a long time, and leftover rice contains a large number of bacteria and toxins produced by bacteria that can make people sick. When people eat leftover rice, they will experience symptoms of acute gastroenteritis such as abdominal pain, diarrhea, nausea, vomiting, weakness, and fever. Leftover rice poisoning is relatively light, vomiting and pulling, and will soon heal itself with some sugar and salt water. If the poisoning is more serious, such as high fever, violent vomiting and diarrhea leading to dehydration, the patient has a lot of cold sweat, dizziness or even fainting when standing, these should be treated in the hospital quickly, the doctor will give the patient rehydration, anti-emetic and anti-diarrheal drugs, supplement probiotics, anti-inflammatory drugs.