[Translation] A randomized, double-blind, placebo-controlled, dose-exploratory, multicenter phase II clinical trial of Wenfei Dingchuan Granules for the treatment of stable chronic obstructive pulmonary disease (lung and kidney qi deficiency with phlegm and blood stasis obstructing the lungs).
初步探索温肺定喘颗粒治疗慢性阻塞性肺疾病稳定期(肺肾气虚兼痰瘀阻肺证)的有效性和安全性,并探索最佳剂量。
[Translation] This study aims to explore the efficacy and safety of Wenfei Dingchuan Granules in treating stable chronic obstructive pulmonary disease (COPD) with symptoms of lung and kidney qi deficiency combined with phlegm and blood stasis obstructing the lungs, and to investigate the optimal dosage.