Foot sprain refers to ankle sprain, has not been swelling need to take general measures, medication, other treatments, surgical treatment. 1. General measures: at this time you need to brake the injured limb, 72 hours in time to take ice packs, each time about 20 minutes, can effectively relieve the swelling. Secondly, it is also necessary to use elastic bandage to bind the injured part. At the same time, the ankle needs to be elevated to help reduce swelling. Also cooperate with the doctor to use plaster or brace for external immobilization of the ankle joint. 2. Medication: For patients with obvious swelling and pain in the acute stage, acetaminophen, ibuprofen and German NSAIDs should be applied under the guidance of the doctor. 3. Other treatments: In addition, patients can also be treated by acupuncture, massage, massage and other physical therapy measures, which can activate blood circulation and eliminate blood stasis, reduce swelling and pain. 4. Surgery: For patients who are not effective in conservative treatment, accompanied by fractures or other ligament injuries, it is necessary to consider the customary surgical treatment, such as arthroscopic repair, arthrocentesis repair and so on. To summarize, patients who have not been swelling after foot sprains need to go to the hospital in time, so as not to delay the condition.