COMPOSITIONS FOR PREVENTING OR TREATING CHRONIC OBSTRUCTIVE PULMONARY DISEASES (COPD)

摘要

The present invention relates to a pharmaceutical composition for preventing or treating chronic obstructive pulmonary disease, containing a compound represented by a chemical formula I, optical isomers thereof or pharmaceutically acceptable salts thereof as an effective ingredient, a method for preventing or treating chronic obstructive pulmonary disease by using the compound or the composition, and a use of the compound or the composition in preparation of a medicament for treating chronic obstructive pulmonary disease.