Facial skin allergies include: facial dermatitis, facial seborrheic dermatitis, facial contact dermatitis, hormone-dependent dermatitis, etc. If the treatment is not timely or standardized, it can develop from acute to chronic. Clinical manifestations of skin redness, rash (papules, erythema, etc.), swelling, itching, pain, burning sensation, dryness, tightness, peeling (flakes), capillary dilation, hyperpigmentation, aggravated by heat, recurrent attacks. Treatment] 1, avoid spicy stimulating food, drink more water (refers to boiled water, pure water, etc. rather than a variety of beverages). Regular life, do not stay up all night (the best night about ten o’clock rest). Less use of air conditioning (air conditioning on the indoor air humidity has an impact on the skin can lead to dryness; such as not regularly cleaned can also increase the chance of mite allergies), to maintain indoor ventilation, indoor as little as possible to place the plant (plants can be brought into a variety of molds, bacteria, mites, etc., molds, bacteria, mites are now more common allergens). Strengthen the forging to improve skin resistance. 2, avoid excessive facial cleansing, seizures and repair period should stop using cosmetics (such as foundation, a certain cream, a certain water, a certain liquid, etc.). If necessary, you can retain the most basic emollient or moisturizing cream, simple vitamin E cream is a good choice. However, moisturizing creams and other use of the skin after the itchy feeling, burning sensation, skin redness, etc. should also be discontinued. Avoid sun exposure. 3, drug therapy (should be under the guidance of a doctor to choose the right drugs) First of all, you can use anti-allergy drugs (cetirizine, loratadine, ibastine, ibrastine, etc.) and clearing the heat and detoxification of proprietary Chinese medicines orally, if necessary, can be infused with treatment (calcium and compound glycyrrhizic acid glycosides, etc.); Secondly, the use of appropriate non-hormonal creams, gradually reduce the degree of skin sensitivity, alleviate the condition, and some patients can choose to have the function of repair! Facial mask (after the use of drugs, skin itching, burning sensation, skin redness, etc. should also be discontinued). Avoid the use of hormonal topical drugs, and pay attention to irregular products masquerading as drugs (some of the so-called creams claiming to be pure Chinese medicine may contain hormones or are not drugs). Facial chronic allergic skin disease treatment cycle is long (1 to 3 months, or even longer), need to maintain a good attitude, adhere to the treatment, do not blindly believe that the rapid, special effects and curing drugs. Do not blindly believe in fast, special effects and radical drugs. Otherwise, it will add to the problem. [Prevention] Adopt good habits, regular work and rest time; moderate exercise, moderate cleaning, reduce the use of cosmetics varieties and frequency (the so-called skin care products are also one of the cosmetics); the correct choice and use of topical medicines (pay attention to the drug code, do not think that the packaging of the drug is a drug, it may be disinfectant, health care, cosmetics); pay attention to the sun, the best method of sunscreen when the use of sunscreen umbrellas. If the symptoms of facial allergies, please do not take medication without authorization, indiscriminate use of drugs, should immediately seek medical attention to avoid secondary damage.