Sprained tendon more than half a month is not good, may be muscle damage, ligament damage, fracture and other factors, according to the degree of injury need to follow the doctor’s advice to take general treatment, drug therapy, physical therapy or surgical treatment. 1. Muscle damage: need to pay attention to rest, and reduce the amount of activity, such as serious injury can be through the massage, hot compresses and other ways to relieve the symptoms, if there is obvious pain, you can follow the doctor’s instructions orally ibuprofen to ease the pain. 2. Ligament damage: after ligament damage, if there is obvious pain, you can follow the doctor’s instructions oral acetaminophen: ibuprofen, celecoxib and other drugs for pain, if the degree of damage is more serious, you can consider doing arthroscopic minimally invasive surgery. 3. Fracture: the integrity and continuity of the bone is interrupted, local pain, swelling and activity disorders, need to be used as soon as possible external fixation or internal fixation of the affected limb. Sprain more than half a month is not good, should go to the hospital in time, under the guidance of the doctor standardized treatment.