Different anesthesia methods have different adverse reactions. 1, the main adverse reactions of intravertebral anesthesia are headache, decreased blood pressure, slowed heart rate, respiratory depression, nausea, vomiting; 2, general anesthesia refers to the inhalation of anesthetic drugs into the body through the respiratory tract intravenously or intramuscularly, producing temporary depression of the central nervous system, clinical manifestations of the loss of consciousness, loss of generalized pain, amnesia, reflex depression and skeletal muscle relaxation. The clinical manifestations are loss of consciousness, loss of generalized pain, amnesia, inhibition of reflexes and skeletal muscle relaxation. The degree of CNS depression is related to the concentration of the drug in the blood, and the main adverse reactions are regurgitation, aspiration and aspiration pneumonia, postoperative agitation, delayed awakening, postoperative nausea and vomiting, bronchospasm, hypoxemia and hypoventilation, acute pulmonary atelectasis, hypertension, cerebrovascular accident, malignant hyperthermia and other symptoms.