Arm tendon pain, generally refers to pain in the muscles, tendons, ligaments and other soft tissues of the upper arm. There is no such thing as a fast-acting medicine, and targeted medication should be chosen according to the cause of the disease, and commonly used oral medications include: non-steroidal anti-inflammatory analgesic drugs, glucocorticoid drugs and so on. The common causes of soft tissue pain in the upper arm include trauma or chronic strain injury, aseptic inflammation caused by bursitis, tendonitis, tenosynovitis, etc., as well as rheumatism, rheumatoid arthritis, systemic lupus erythematosus and other immune system diseases, etc., and the causes of the different therapeutic drugs are also different. 1. Non-steroidal drugs: For pain caused by trauma, chronic strain injury and aseptic inflammation such as bursitis, tendonitis, tenosynovitis, etc., you can choose ibuprofen, diclofenac sodium, meloxicam and other drugs, which are anti-inflammatory and pain relieving. 2. Glucocorticoids: Upper arm soft tissue and joint pain caused by rheumatism, rheumatoid arthritis and arthritis such as systemic lupus erythematosus, in addition to choosing non-steroidal analgesic drugs, you can also choose hydrocortisone, prednisolone acetate and other glucocorticosteroid drugs, to reduce the tissue’s response to inflammation, thereby reducing the pain symptoms. There are many causes of soft tissue pain in the upper arm, and there may be other causes of arm tendon pain. If the pain is not relieved after sufficient rest, it is recommended to consult a doctor in time to clarify the cause of the disease and choose targeted treatment. All of the above drugs should be used under the guidance of a professional doctor.