| abstract |
The present invention belongs to the field of biomedicine, and specifically relates to a method for preventing, alleviating and/or treating idiopathic pulmonary fibrosis, which comprises administering an effective amount of a compound of formula (I) or its pharmaceutically acceptable Salts, esters, stereoisomers, polymorphs, solvates, N-oxides, isotopically labeled compounds, metabolites or prodrugs of |