In some cases, hand swelling may form due to improper operation during injection treatment or due to leakage of injection fluid outside the blood vessels. The treatment of this situation is mainly based on the severity of the edema to give the corresponding treatment, mostly using physical therapy or drug therapy, as follows: 1, physical therapy: If the hand swelling is not very obvious, you can temporarily apply cold compresses, cold compresses can be followed by corresponding hot compresses, which can promote the local edema to subside. 2, drug therapy: Some patients swelling may be due to the injection fluid exposed, thus The formation of irritating redness and swelling. At this time, you can apply the corresponding ointment to promote the redness and swelling to subside, for example, you can apply mucopolysaccharide polysulfate cream, which can play a corresponding relief effect. If the pain is obvious, anti-inflammatory treatment should also be carried out.