Difficulty 1: How to prevent the occurrence of eczema and reduce the recurrence of eczema Eczema patients pay attention to the following aspects: 1, the occurrence of eczema can be caused by food allergens into the body to induce skin allergic reactions. Ingested allergens include: fish, shrimp, crab and other seafood, soy products, milk, mutton, etc. In the process of eczema treatment and soon after the cure of eczema patients should refrain from eating such foods. 2, do not use hot water or salt water scalding, avoid using alkaline water, soap or cosmetics, etc. Eczema patients often like to use hot water or salt water scalding to stop itching. This, on the contrary, aggravates the disease, because hot water scalding capillary dilation, aggravating erythema, exudation and other inflammatory reactions. The high osmotic pressure of salt water will also aggravate the exudation of the rash. The stimulation of chemical substances such as alkaline water, soap or cosmetics can also aggravate the itching of eczema. 3, avoid excessive mental tension and fatigue. Western medicine believes that: the development of eczema in the process, the central nervous system plays an important role, mental tension and fatigue can lead to the deterioration of eczema. Therefore, eczema patients due to intense itching, restlessness at night, excessive mental tension, you can add tranquilizers, can be good to relieve the condition. 4, dietary conditioning: diet should be light, avoid fatty sweet, spicy and seafood products, do not drink, do not smoke, eat less beef, roast goose, roast duck, etc.. It can be combined with dietary therapy: ① Coix Seed Decoction: 30g of coix seeds, 15g of adzuki beans, ② 30g of winter melon skin and coix seeds, appropriate amount of round-grained rice. 5.Strengthen the body to resist external evil Patients can participate in some physical activities to promote physical and mental health, “the righteousness of the internal, evil can not dry”. Mobilize the body’s positive energy to enhance the ability to resist external attacks. 6, self-protection to see the specialist eczema-like dermatitis topical drugs are numerous, in pharmacies can generally buy, some patients for convenience, often self-purchase drugs, especially topical ointment water a variety of, if the failure of symptomatic treatment, the more rubbing more serious, if the long-term use of long-acting glucocorticoids and toxic side effects, until the unmanageable to seek medical attention, both resulting in a waste of drug resources, but also delayed the patient’s condition, which will This requires eczema patients to strengthen their sense of self-protection, do not blindly use drugs, must be under the guidance of a specialist in internal and external dialectic and treatment, reasonable use of drugs. The second difficulty: how to identify and treat stubborn chronic eczema Chinese medicine treatment of itchy eczema, the first should use the method of identification and treatment, always to eliminate dampness first, or to clear heat and dampness, or to dry dampness and strengthen the spleen, or to invigorate blood to dispel dampness, or to nourish Yin to remove dampness, even in the chronic phase of eczema, skin dryness, roughness, hypertrophy, keratinization and a series of dry images, still need to treat dampness as the basis. This is because the dampness has a heavy, sticky character, and the method of clearing heat and dampness should be used throughout the treatment of eczema. The three medicines, Bai Xian Pi, Bitter Ginseng and Di Shen Zi, are commonly used in eczema to relieve itching. Commonly used medicine to strengthen the spleen and dispel dampness are coix seed, poria skin, atractylodes, lentils, etc.