Tendonitis should be treated with different drugs according to different treatments, and the causes of the disease mainly include acute rheumatic fever, infection and chronic strain. 1. Acute rheumatic fever: acute rheumatic fever is in the hemolytic streptococcal infection caused by the disease, belongs to a kind of immune disease, will be on the heart, joints, central nervous system caused by inflammation, the use of some anti-rheumatic drugs, such as bisacodyl Ruin capsule, LiuZiSulphonPyridine enteric-coated tablets and other drugs. 2. Infection: Infectious tenosynovitis is mainly caused by germs invading into the tendon sheath, clinical symptoms are generally manifested as redness, swelling, pain, activity limitation, etc., you can take ampicillin, amoxicillin, ticarcillin and other drugs. 3. Chronic strain injury: due to long-term overexertion, caused by chronic inflammation of the joints, clinical symptoms are manifested as pain, swelling, numbness, etc., you can take prednisolone acetate tablets, ibuprofen tablets, naproxen capsules and other drugs. It is recommended to go to the hospital for examination to find out the cause and timely symptomatic treatment. The use of drugs need to follow the doctor’s instructions.