The main medications used to treat numbness include vitamin B12, methylcobalamin, asparagus pills, and rat nerve growth factor. Numbness is a kind of sensory disorder, which can be caused by a variety of diseases, such as cerebrovascular disease, cerebral infarction and cerebral hemorrhage patients can appear; the central nervous system infectious diseases, encephalitis can also appear; may also be caused by peripheral neuropathy, common diseases, including Guillain-Barré Syndrome; if the patient has a spinal cord lesion can also be seen, spinal cord lesion mainly includes acute myelitis, spinal cord sub-acute degeneration and spinal cord compression and so on; if the peripheral neuritis patients can also appear above; if the patient is peripheral neuritis. Spinal cord lesions include acute myelitis, subacute degeneration of the spinal cord, and spinal cord compression, among others; peripheral neuritis can also occur. Peripheral neuritis can be caused by diabetes mellitus due to poor glycemic control over a long period of time, or by prolonged and heavy alcohol consumption.