There is no fastest way to treat diabetic itchy skin, you can control blood sugar, lifestyle changes and symptomatic treatment to stop itching. Itchy skin is a common clinical symptom of diabetic patients, the first measure is to control blood sugar, in addition to usually pay attention to maintain a good work and rest, still have discomfort can be used to stop itching medicine and other drugs coated treatment. Life pay attention to quit smoking and alcohol, avoid bathing with too hot water, as well as too strong alkaline bath products, keep the vulva, anus area clean and dry, keep a happy mood. Reasonable use of drugs: local itchy skin can be coated with anti-itch medicine, such as compound menthol tincture, camphor tincture and so on. Generalized itchy skin can take antihistamines, such as chlorpheniramine, benadryl and so on. If there is any discomfort, consult a doctor in time.