Shoulder trapezius pain consider muscle strain, muscle strain, cervical spondylosis, for the cause to take medication, physical therapy. 1. Muscle strain: because often a posture caused by too long, the trapezius muscle parts of the obvious pressure and pain, you can take hot compresses, massage, oral non-steroidal anti-inflammatory drugs such as Loxoprofen, etc., local topical diclofenac sodium diethylamide emulsion external application. Physiotherapy can be carried out hot compresses and other dispositions. 2. Muscle strain: Shoulder trapezius muscle strain will have obvious localized swelling and pain, early ice packs to reduce swelling and pain, you can take oral non-steroidal painkillers under the guidance of a doctor, such as nimesulide dispersible tablets or ibuprofen extended-release capsules. 3. Cervical spondylosis: you can take cervical traction, acupuncture and physiotherapy, oral rhizolysis particles or cervical Fukang particles. If the condition is serious, surgery is needed for decompression and resection. Shoulder trapezius pain need to go to the hospital to find out the specific cause of the disease, for the cause of the treatment.