The following treatment measures are usually taken when the arm is cold and painful: 1. Apply heat to the arm, usually with a warm water bag, 3-5 times a day for 20-30 minutes each time to increase local blood circulation and promote the absorption and metabolism of inflammatory metabolites, which can effectively reduce pain. In addition, we must pay attention to keep warm, not to get cold, because after getting cold will lead to slow blood circulation, the accumulation of inflammatory metabolites, which will lead to further aggravation of pain symptoms. 2, oral non-steroidal anti-inflammatory painkillers, such as loxoprofen sodium, diclofenac sodium to reduce local inflammation, reduce inflammatory edema and pain. 3, oral Eperisone hydrochloride tablets to relieve muscle tension, to avoid muscle Tension leads to further increase of inflammation, resulting in enhanced pain.4. Take oral Chinese medicine to activate blood circulation and eliminate blood stasis, reduce swelling and pain, such as Dazhiri capsule and blood circulation and pain relief capsule to increase local blood circulation and promote the absorption of inflammatory metabolites. Generally, after the above treatment, the symptoms will be significantly improved in 3-5 days’ time.