Eczema, dermatitis precautions during the onset: 1, alcohol, spicy and irritating food, avoid eating fish, shrimp, crab and mussels, snails, seafood, beef and mutton, dog meat, leeks, lettuce, celery, onions and other irritating “hair”, avoid snacks and fresh food; 2, avoid hot water, scrubbing, less bathing, shampoo, pay attention not to let Shampoo and conditioner flow to other parts of the body. Do not wash your hair during the onset of dyed hair dermatitis (contact dermatitis), wash your hair less after it is healed, dry your hair immediately after washing, blow dry, and if necessary, cut your hair bald. Avoid dyeing hair again after recovery! The actual fact is that you will need to be relaxed, less thoughtful, less playing cards and mahjong, games, etc., and avoid scratching as much as possible; 3. No soap, body wash, shampoo, etc. Hand dermatitis, eczema less contact with water, avoid contact with soap, laundry detergent, hand soap, detergent, dirt, cement, rubber, chemicals, nickel alloys (watches, rings, bracelets, necklaces), etc. For facial dermatitis, facial cleansers, masks, cosmetics, skin care products, etc. are not recommended, cold water on the face, avoid wind, sun exposure and thermal stimulation. Those who are healed can use E skin cream, silicone cream, etc. for a long time; 4, drink more water to promote the excretion of allergens (allergens); 5, previous (past) allergies to a known food (such as eggs, milk, pumpkin, soba, mango, pineapple, etc.), also forbidden to eat; 6, keep a calm mind, avoid mental tension, emotional excitement, less worry, more rest, keep the spirit of relaxation. Avoid scratching as much as possible, avoid hot food, water and beverages, when itching is obvious, you can smear anti-itch cream or benadryl hydrochloride cream several times. The actual fact is that you will be able to get a lot more than just a few of the most effective and most effective products. A few patients need long-term medication to consolidate maintenance treatment (the same as high blood pressure, diabetes lifelong treatment). Hairdressers, tilers and other stubborn hand eczema, if necessary, change the type of work! 8, atopic dermatitis patients need long-term use of moisturizing emollient cream (E skin cream or silicone cream, glycerin, olive oil, etc.), applied all over the body, 1-2 times a day, to repair the skin barrier, can reduce symptoms or reduce recurrence. 9, eczema, dermatitis recurrent patients, according to the needs of the disease, it is recommended to stop the drug two weeks after the blood screening special allergens (allergens) or do patch test.