Diabetes itchy red spots may be the occurrence of peripheral neuropathy, diabetic patients with long-term poor glycemic control of sensory and motor neuropathy, causing skin structure or dysfunction, sweat secretion is reduced, the skin is prone to itchy red spots, in addition to the skin is likely to be dry, skin infections and other reasons. It is recommended to control diabetes first, strict control of diet, appropriate exercise and with the use of hypoglycemic drugs to control blood sugar in the normal range. In life, pay attention to quit smoking and drinking, avoid bathing with too hot water, as well as too strong alkaline bath products, keep the vulva and anus area clean and dry, wash daily and maintain good work and rest habits, and keep a happy mood. If the red spots on the body have not been relieved for a long time or are accompanied by other symptoms, you should consult a doctor in time to find out the cause and then carry out targeted treatment. Note that the use of drugs must follow the doctor’s instructions, do not self-medication to avoid adverse consequences.