How to quickly reduce the swelling of the injection, according to the severity of the patient’s swelling, different methods can be taken to reduce the swelling: First, if the patient swelling range is more limited, no obvious redness, pain, at this time can be through 50% magnesium sulfate, four yellow water honey cream continuous external application, promote the self-absorption of swollen tissue, 24-48 hours after the symptoms of patients with milder swelling can be absorbed. Second, if the patient is accompanied by obvious redness, swelling, pain, increased skin temperature and other manifestations of phlebitis at the injection site, the patient at the same time of the external application of drugs, strengthen intravenous anti-infection treatment, intravenous application of furosemide diuretic to reduce edema. Patients with abscess formation need to perform abscess incision and drainage, after active treatment the swollen parts can be absorbed and relieved more quickly.