Bicyclic compounds useful in the prophylaxis and treatment of allergic diseases, pharmaceutical compositions containing the same, methods of administration of the compositions, intermediates useful in preparing the compounds and coversion of the intermediates to the bicyclic compounds. Examples of compounds are substituted coumarins and indanediones and their pharmaceutically acceptable salts.
双环化合物对预防和治疗过敏性疾病有用,含有这些化合物的制药组合物,制药组合物的给药方法,用于制备化合物的中间体以及将中间体转化为
双环化合物的方法。化合物的例子是取代
香豆素和
茚环酮及其药学上可接受的盐。