Eczema is an inflammatory skin disease that is caused by a variety of internal and external factors and is associated with significant itching and is prone to recurrence. Eczema is a common disease in dermatology, and treatment with topical creams and western medicine alone is often ineffective and prone to recurrence. The department in long-term clinical practice, the combination of Chinese and Western medicine treatment can significantly improve the efficacy, relieve symptoms and reduce recurrence: a. Causes of eczema The occurrence of this disease is the result of a combination of internal and external factors. Internal factors include abnormal immune function, genetic or acquired skin barrier dysfunction and systemic diseases (such as endocrine diseases, nutritional disorders, chronic infections, tumors, etc.). External causes such as various allergens and irritants in the external environment or diet, changes in ambient temperature or humidity, sun exposure, etc. Chinese medicine etiology: internal because of endowment intolerance, poor diet, resulting in damage to the spleen and stomach, loss of its healthy movement, dampness and heat. The external cause is the feeling of wind evil. The combination of internal and external causes, wind and damp-heat infiltrate the skin. In acute cases, damp-heat is the main cause; in subacute cases, it is mostly due to spleen deficiency and dampness; in chronic cases, it depletes yin and blood, resulting in blood deficiency and wind dryness. Clinical manifestations and TCM identification are mainly divided into acute, subacute and chronic according to the skin lesion manifestations. Chinese medical evidence: damp-heat skin evidence, spleen deficiency and dampness evidence and blood deficiency and wind dryness evidence. Laboratory tests: blood test, allergen test, immune function. If necessary, histopathology to differentiate from other diseases (e.g. eczema-like cancer). Note: Do not wash excessively, reduce the amount of exposure to allergens and irritants, and use moisturizing creams that are not easily allergic to dry skin: 1. Topical medications: Choose the correct topical form according to the performance of the lesions. If there is redness and ooze in the acute stage, boric acid solution should be applied wet, which can quickly reduce the swelling and redness, and dry the lesions. Topical glucocorticoid cream. Choose suitable topical hormone creams of different strengths according to lesion performance and type, lesion location, age, etc. Hormone-free topical creams include: butyl flufenamic acid ointment (Bute), tacrolimus cream, pimecrolimus cream, Chinese herbal medicine Qingpeng ointment, etc. When there is infection, there are compound preparations or combined with Bactrim and fusidic acid creams. Our homemade urea cream can moisturize the skin and prevent dry skin. Homemade compound bitter ginseng lotion can clear heat, dry dampness and relieve itching. The homemade compound aluminum acetate application has good cooling and anti-itching and astringent effects. 2. Oral antihistamines. The 1st generation antihistamines have the side effect of drowsiness and can be taken at bedtime. 3.Sodium thiosulfate, calcium gluconate, vitamin C, intravenous. BCG polysaccharide nucleic acid injection, intramuscularly, for 3-6 months, can improve immune function and change allergic status. 4, procaine intravenous closed treatment, can be combined with compound glycopyrrolate or glycopyrrolate diamine injection, intravenous drip. Generally 2 weeks for a course of treatment. 5, combined with bacterial infection can be used systemically with antibiotics. Try to avoid systemic use (including oral, intramuscular, intravenous) of glucocorticoids. 6, Chinese medicine evidence-based treatment. In general, the acute period to clear heat and dampness, the subacute period to strengthen the spleen and dampness, the chronic period to invigorate blood to nourish blood and dispel wind. 7.Chinese patent medicine. Skin Itch Granules (dispel wind and dampness, invigorate blood and relieve itch), Damp Poison Qing (nourish blood, clear heat and dampness, dispel wind), Bai Shu Xia Ta Hot Tablets (clear heat and dampness, laxative), Anti-wind and Anti-itch Granules (dispel wind and dampness), Run Dry and Anti-itch Capsules (nourish blood and dispel wind), etc. 8.Chinese medicine fumigation steam therapy. Adding our homemade Chinese medicine has good effect of antipruritic, emollient and reducing skin lesions.