Sprained feet can be treated with safflower oil, which has a certain effect of activating blood circulation and removing blood stasis. But the use of safflower oil time need to pay attention to, at least need to sprain more than 24 hours before you can use. If you use it too soon, it may aggravate the local bleeding and cause the local swelling to worsen. After the foot sprain, if the local swelling and pain is very obvious, you need to improve the x-ray examination in time to determine whether there is a fracture and other conditions. If there is a fracture, you need to be given a plaster cast in time. If only general soft tissue sprain swelling, appropriate rest 1-2 weeks, with safflower oil to activate blood circulation can be recovered. In addition to the use of safflower oil, local spraying of swelling and pain aerosol can also play a role in activating blood circulation and removing blood stasis. In addition, proper soaking in hot water and elevating the limb can help reduce swelling.