Patients with reactive arthritis require hospitalization during the acute phase. If in remission and the symptoms are very mild, outpatient treatment can be taken. Patients with reactive arthritis can achieve remission by: 1. maintaining strict braking and rest, as well as keeping the joint area warm. 2. applying sensitive antibiotics for targeted treatment. The choice of specific antibiotics depends on the pathogen of the infection. 3. Treatment with anti-inflammatory, anti-swelling and pain-relieving drugs, such as ibuprofen. 4. Treatment with immune-modulating drugs, such as glucocorticoids, anti-rheumatic drugs, immunosuppressive drugs, etc.