Leg sprain is one of the more common diseases in orthopedic emergencies, and most of its injuries are caused by external forces, with symptoms such as swelling, pain and even limitation of activity and function. It is recommended to apply ice and temporary fixation immediately after sprain, and visit the hospital to see if there is fracture or joint dislocation, if not, the faster recovery medication can be chosen from topical ointments that activate blood circulation and eliminate stasis, reduce swelling and pain, such as Jinhuang ointment, Futalin ointment, Babu ointment, Loxoprofen sodium gel ointment, etc., and oral medications that activate blood circulation and eliminate stasis, reduce swelling and pain, such as Fenbid, Panax notoginseng tablets, diclofenac sodium extended release The effect is very good, such as Fenbid, Panax notoginseng tablets, Diclofenac sodium delayed-release capsules, Mai Zhi Ling, Xilabao, Tongluo Kai Paralysis tablets, etc. After 24 hours of sprain, you can also give local hot compress, physiotherapy, baking electricity and red light therapy and other symptomatic treatment, but also pay attention to a light diet, reduce the intake of spicy, stimulating and greasy food, prohibit smoking, alcohol, as far as possible to do sedation, braking, you can also wear lower limb brace temporary fixation, generally about 3 weeks to restore health.