The full name of heliodermatitis is heliodermatitis, also known as polymorphic heliotrope, which refers to a variety of skin changes such as erythema, papules, itching, vesicles, oozing and crusting after exposure to ultraviolet light. For the treatment of solar dermatitis, it is recommended to use oral medication with topical medication, oral antihistamine oral medication, such as loratadine capsules, epinastine hydrochloride tablets or epinastine tablets, and topical medication with zinc oxide ointment with compound snake fat ointment for application, continuous treatment for 10-15 days can be cured. It is important to note that after solar dermatitis the skin appears dry, you need to choose to use moisturizers to repair the thickness of the local stratum corneum, it is recommended to choose to use human-like collagen cream or other types of moisturizers, which can play a supplementary therapeutic role.