After the injection of sodium vitrate should be reduced joint weight-bearing within 48 hours, after 48 hours can be normal activities, but do not do strenuous exercise. Intra-articular injection of sodium vitrate can effectively relieve joint pain caused by arthritis, increase joint mobility and protect cartilage, and is suitable for patients with osteoarthritis of large joints and ineffective non-pharmacological treatment. After the injection, passive movement of the joints to make the drug evenly distributed in the joint cavity, and less bending, climbing stairs, carrying heavy objects and other exercises to increase the weight of the joints within 48 hours, so as to avoid re-injury to the joints. The above medication should be used under the guidance of a doctor, avoid self-medication. If there is no relief of the symptoms, or other symptoms appear, you should go to the hospital in time, to clarify the cause and then give targeted treatment.