Chronic pruritic dermatoses include, elderly scratching, chronic eczema, neurodermatitis, psoriasis and other diseases with a long duration, thickened lesions and strong itching sensation. The following are the main points of care for chronic pruritic skin disease: 1, do not scratch excessively Itching is the most common clinical symptoms of skin disease, itchy skin will produce the desire to scratch, not scratch at all is unrealistic, but excessive scratching will aggravate the condition of skin disease. The most important thing is to avoid scratching as much as possible and to take medicine or rubbing medicine when itching is intense, which will help the early recovery of skin disease. 2, don’t hot water scalding Hot water scalding can solve the itch for a while, but after that will greatly intensify the itch, especially acute eczema and dermatitis, hot water scalding can make capillary permeability increase, promote the release of a large number of allergic substances, resulting in exudation, erosion aggravation, thus making the condition worse. So the Chinese fumigation and the current popular sang na bath, for acute eczema and acute dermatitis patients is also not suitable. 3, do not use alkaline and soluble detergents Many skin diseases such as hand chapped eczema repeatedly wash your hands with alkaline soap, laundry detergent or other soluble detergents can easily lead to more dry chapped skin, itching aggravated; elderly pruritus with soap bath can inhibit sebum secretion, making the skin drier, thus aggravating itching. These patients can try oil-rich soap in their lives. 4, do not eat high-protein foods and irritating condiments Every time a variety of festivals, many patients suffering from allergic skin disease due to eating seafood, dog meat, beef, mutton, fish, shrimp, crab, pupae and other high-protein foods, as well as irritating condiments, while drinking alcohol, which can easily lead to the release of allergic substances, thus aggravating or inducing eczema, urticaria and other allergic skin diseases. For allergic patients, the diet should be light and nutritious, appropriate to eat some fruit, multivitamins, avoid spicy and stimulating products. 5, do not abuse drugs Abuse of drugs leading to aggravation of skin diseases, in the clinical abound. So the treatment of skin disease should first be clearly diagnosed, the cause of the disease, according to the shape of the rash to choose the appropriate topical form of treatment.