Fist hit the wall swollen should go to the hospital in time for X-ray examination, to see whether there is a fracture, for the specific circumstances of the corresponding treatment program, including physical therapy, drug therapy or surgical treatment. 1. No fracture: cold compresses can be used within 72 hours, more than 72 hours should be hot compresses, but also feasible local massage and other physical therapy to promote blood circulation so as to reduce swelling. If the pain and swelling are serious, topical diclofenac diethylamide cream can be used, or non-steroidal anti-inflammatory drugs (ibuprofen, celecoxib, etc.) can be used for analgesic and anti-inflammatory purposes, and medicines that invigorate blood circulation and remove blood stasis, such as Panax ginseng tablets, can be taken to relieve the swelling. 2. Existence of fracture: first of all, the fracture should be treated, serious fracture needs to be cut and repositioned and internal fixation, elevate the affected limb to promote venous return and reduce edema, and use medicines to activate blood circulation and eliminate blood stasis, such as Panax ginseng tablets to reduce swelling. It is recommended to go to the hospital in time for imaging and other examinations, and under the guidance of the doctor for treatment, avoid blindly using drugs on their own.