In the clinic, the occurrence of infusion adverse reaction mainly includes two categories: the most common category is fever reaction, also referred to as infusion reaction, the main reason is because the drug or infusion bottle contains impurities, causing allergic reactions in the human body, the clinic can be manifested as chills, fever, body temperature can reach a maximum of 40 ℃ or more belongs to the high fever. Once an infusion reaction occurs, it is necessary to promptly replace the infused fluid or stop the infusion, and at the same time to be anti-allergic drugs, such as cyproheptadine, dexamethasone intravenous injection, the symptoms can be relieved. Another type of possible adverse reaction is pulmonary edema, due to infusion rate is too fast caused by the clinical manifestations of right heart failure, can be manifested as dyspnea, severe cough pink foamy sputum. The main treatment is to slow down the drip rate, can be given diuretic and other symptomatic treatment.