The treatment of UV allergy are: 1. After the inflammatory reaction of the skin, anti-inflammatory treatment is needed, using drugs containing glucocorticoids or non-steroids, which can have some anti-itch effect; 2. Calming the skin, such as fruit slices and emollient emulsions for external use to avoid further stimulation; 3. As the patient has ingested certain vegetables, foods and drugs, which are stimulated by UV rays to produce a special kind of UV allergy, the symptoms will be very obvious, and the same foods or drugs need to be avoided again.