With the improvement of people’s quality of life, the number of allergens in life has gradually increased. It is very disturbing when the organism experiences allergy symptoms. The treatment of allergies depends on the cause of the allergy, the location where the allergy occurs, and the severity of the allergy. There are many causes of allergic reactions, such as food allergy, drug allergy, UV allergy, cosmetic allergy, etc. Seafood is a major cause of food allergy, and when the organism develops seafood allergy, adrenal injection should be taken immediately. At the same time, the patient should be allowed to get enough sleep. If the organism is allergic due to medication, use immediately stop the medication, find the cause of allergy and use other medication for treatment. If the patient is allergic to ultraviolet light, treatment can be taken with western medicine in severe cases. If the symptoms are relatively mild, it is necessary to strengthen sun care in life. If the patient develops allergy to cosmetics often with skin blisters, redness and swelling, the use of cosmetics should be stopped immediately. When patients have an allergic reaction, they should pay attention to it, immediately identify the cause of the disease, and actively take treatment. It is also important to pay more attention to diet and life in general, and try to eat lightly. Remember the items that easily cause allergies and avoid re-exposure.