If there is swelling after a foot injury, it should be dealt with in a timely manner, as follows: 1, early braking: avoid excessive activity, which is conducive to swelling, while preventing further aggravation of foot injury symptoms. 2, early local cold compresses: you can use frozen mineral water, ice, wrapped towels on the injury for cold compresses, which is conducive to swelling, while being able to play a role in pain relief. 3, examination: such as X-ray, CT, MRI, etc., to see if there is a fracture, ligament damage, CT, MRI, etc., to see whether there are fractures, ligament damage. If there is a serious fracture, ligament damage, to consider whether to carry out surgery. 4, medication: after the foot injury, you can take oral pain relief, swelling drugs, after the acute period, you can take oral blood circulation drugs to treat.