COMPOSITION AND PROCESS FOR PREVENTION AND TREATMENT OF CUTANEOUS DELAYED HYPERSENSITIVITY REACTIONS

摘要

A process and pharmaceutical composition for prevention and treatment of cutaneous delayed (Type IV A) hypersensitivity reactions in humans is disclosed. The pharmaceutical composition comprises a chromone compound of formula (I), or a pharmacologically acceptable salt, ester or amide thereof, dissolved or dispersed in a pharmacologically acceptable carrier. In accordance with the process, a preventively or therapeutically effective amount of the composition is topically administered to the site of a human patient regarding such treatment, i.e. the area susceptible to exposure to antigen or the site of a cutaneous Type IV A reaction.