Numbness of the arm needs to be treated according to the specific situation, the general causes of numbness of the arm are nerve compression such as cervical spondylosis, peripheral nerve compression such as diabetes mellitus, vascular factors such as cerebral infarction, the treatment includes general treatment, drug treatment, surgical treatment. 1. Nerve compression: cervical spondylosis, cervical disc herniation is easy to compress the nerve root, causing numbness in the arm, sometimes accompanied by painful symptoms, the mild use of general treatment, such as cervical spine continuous traction therapy, acupuncture, massage, massage, etc., taking drugs such as celecoxib, ibuprofen, etc., if necessary, need surgical treatment. 2. Peripheral nerve compression: such as diabetes can cause nerve undernutrition and symptoms of neuritis, numbness. Oral nerve nutritive drugs such as methylcobalamin tablets, vitamin B1, etc. are needed. 3. Vascular factors: such as cerebral infarction will appear on one side of the arm numbness, accompanied by symptoms of weakness. You can take medicines such as aspirin to prevent platelet aggregation. There are many other reasons for arm numbness, after excluding physical causes, it is recommended that the patient go to the hospital in time to find out the cause of the disease, and under the guidance of the doctor to give the corresponding treatment and treatment. The use of the above drugs need to follow the doctor’s instructions.