Avermectin is a kind of anthelmintic, if you are not careful when using avermectin, it will cause poisoning. After avermectin poisoning, patients will have the following reactions: 1, after avermectin poisoning, patients will have nausea, vomiting, abdominal pain, diarrhea, poor appetite, as well as dyspepsia and other gastrointestinal reactions. 2, after avermectin poisoning, patients will have the symptoms of central nervous system damage, the patient will often have headache, dizziness, blurred consciousness, slow reaction, mental anomalies and so on. 3, after avermectin poisoning, the patient will also be The patient will often experience muscle tremors, twitching of the limbs, and muscle tonus, spasms, etc. 4, avermectin poisoning can also damage the liver and kidneys, the patient will experience symptoms such as elevated aminotransferases, creatinine elevation, and hematuria, proteinuria and other manifestations of liver and kidney damage.