There is no such thing as a special drug with special efficacy for all patients with synovitis. The disease can be triggered by trauma, infection, metabolic abnormalities, immune factors, etc. Commonly used therapeutic drugs include non-steroidal anti-inflammatory drugs (NSAIDs), analgesics, antibiotics, and joint cavity injections. 1. Non-steroidal anti-inflammatory drugs: these drugs have the effect of controlling inflammation and relieving pain symptoms. Oral drug treatment is often used, commonly used drugs are etoricoxib tablets, celecoxib capsules and so on. This kind of drug has headache, chest tightness, abdominal distension, dermatitis and other adverse reactions. 2. Analgesics: patients with severe pain can use this type of drug to relieve symptoms, commonly used drugs have diclofenac ethylenediamine latex and other topical drugs, which can be applied to the affected area, can relieve the pain of the joints. Need to pay attention to the use of the drug has the use of the site of irritation or burning sensation, allergies and other adverse reactions may occur. 3. Antibiotics: If the patient is acute purulent synovitis, the corresponding antibiotic drugs, such as ampicillin and gentamicin, should be selected according to the results of drug sensitivity. The above drugs have side effects such as rash, loss of appetite, nausea, vomiting and tinnitus. 4. Joint cavity injection drugs: commonly used drugs include sodium vitrate injection, which can relieve local pain and improve joint function. This kind of drug has the possibility of local pain, swelling, redness, heat sensation and other adverse reactions. If the diagnosis of synovitis is confirmed, it is recommended to consult the doctor in time and carry out standardized treatment, do not use medication without authorization, so as not to delay the condition.