Skin symptoms caused by seafood allergy can be treated by general treatment and medication. 1. General treatment: For patients with seafood allergy, it is necessary to keep the skin clean, but avoid excessive cleaning and scratching the affected area. Try to wear loose, soft clothing to avoid aggravation of symptoms. 2. Drug treatment: patients with atopic dermatitis can follow the doctor’s instructions to use topical glucocorticoid drugs, such as hydrocortisone, trimethoprim, etc., to play anti-inflammatory, anti-allergic effect. Patients with urticaria can apply glycerite lotion to stop itching. At the same time, you can follow the doctor’s instructions to take oral loratadine, cetirizine and other antihistamines, which have the effect of anti-itching and anti-allergy. For patients with seafood allergy, it is recommended to go to a regular hospital, under the guidance of the doctor for treatment.