Elbow pain should be treated according to the cause, common causes are overwork, soft tissue injury, rheumatoid arthritis, etc. The treatment includes general treatment, physical therapy, medication and so on. 1. Overwork: If you are engaged in heavy physical labor for a long time, your elbow will be painful and even unstraightened due to excessive accumulation of lactic acid. To rest more, can also be massage, etc., conducive to the metabolism of lactic acid, reduce pain. 2. Soft tissue injury: prolonged labor or incorrect force may lead to muscle, ligament, tendon and other injuries, causing pain and joint extension. Diclofenac diethylamide emulsion can be used externally and applied to the painful area to relieve pain. 3. Rheumatoid arthritis: group A type B hemolytic streptococcal infection is not treated in time, and the progress of the disease triggers wandering arthritis, with redness, swelling, heat and pain, pressure and pain, and the joints can not be straightened. Antibiotics such as penicillin V potassium tablets and roxithromycin capsules can be applied to clear the infection, and ibuprofen tablets can be used to relieve joint symptoms and control inflammation. There may be other causes for elbow joint pain, so it is recommended to go to the hospital in time, improve the examination to clarify the cause of the disease, and then give targeted treatment or therapy. The above medication should be used under the guidance of a doctor.