There is no special medicine for numbness in clinic, but it can be treated for the diseases that cause numbness, the common ones are peripheral nerve injury, viral infection and diabetic peripheral neuropathy. 1. Peripheral nerve injury: such as neuritis, can cause its innervated tissue sensory abnormalities, causing numbness; hydrocortisone and other glucocorticosteroids can be taken to inhibit inflammatory response, alleviate the symptoms of numbness; in addition, vitamin B12 and other nutritive nerve medications to assist in the treatment. 2. Viral infections: some nerve damage is caused by viral infections, which can be treated with acyclovir and other targeted treatment; vitamin B12 and other nutritive nerve drugs can also be taken to assist in the treatment. 3. Diabetic peripheral neuropathy: poor glycemic control, long duration of the disease, can lead to peripheral neuropathy, can also cause numbness; at this time, should immediately go to the hospital to check the glycemic control, can choose insulin and (or) metformin and other hypoglycemic drugs; choose vitamin B12 and other nutritive nerve medications to assist in the treatment. The causes of numbness are many, it is recommended that patients go to the regular hospital in time, improve the relevant examination, follow the doctor’s instructions for reasonable treatment, not blindly use their own medicine.