In the foot sprain after the appearance of local swelling and pain and other symptoms are sterile inflammation, do not allow the application of antibiotics. The application of antibiotics or taking anti-inflammatory drugs is the indiscriminate use of antibiotics, not only does not play a role in the treatment of disease, but also will add to the body, once the normal flora is killed after the body will appear secondary infection and fungal infection and other performance. In addition, after the foot is swollen, you can take anti-swelling drugs, such as Mai Zhi Ling can reduce local swelling. After the foot is swollen, you can take the medicine to relax the tendon and activate the blood, such as Golden Bone Lotus capsule, Tiger Power San, etc. can promote the local swelling and pain reduction. After the foot is swollen, it is best to go to the hospital and get an X-ray to see if there is a fracture.