The swelling after the sprain can be quickly reduced by the following ways: 1, according to the severity of the sprain, take a plaster, brace or bandage for local bandaging, fixation and braking. 2, after fixation take ice, the sprained parts with ice or ice bags, ice water for 30 minutes each time, 4-6 times a day. 3, elevate the affected limb, using a pillow to elevate the affected limb, higher than the level of the heart, to promote venous return, to facilitate swelling. 4, avoid going to the ground, if you must use crutches to avoid stepping on the ground force, so as not to aggravate the secondary injury. 4.Avoid going to the ground, if you must go to the ground, you must use crutches to avoid stepping on the affected limb to avoid aggravating the secondary injury. 5.Appropriate oral anti-inflammatory and analgesic drugs are beneficial to the local tissue inflammation and promote the reduction of swelling.