Hunan Zhongjia Drug Development Co., Ltd.

1. To evaluate the effectiveness of Blue Gold Oral Liquid in treating wind-heat syndrome of cold (acute upper respiratory tract infection) based on the clinical cure rate of the disease. 2. To evaluate the effectiveness of Blue Gold Oral Liquid in treating wind-heat syndrome of cold (acute upper respiratory tract infection) in shortening the course of disease and improving other indicators. 3. To observe the safety of Blue Gold Oral Liquid in clinical application.

To preliminarily evaluate the efficacy and safety of different doses of Yanshao Lidan Tablets in the treatment of chronic calculous cholecystitis (liver and gallbladder damp-heat syndrome) and provide a reference for subsequent research.

(1) Using placebo and active drugs as controls, explore the effectiveness of different doses of Blue Gold Oral Liquid in the treatment of acute upper respiratory tract infection (wind-heat syndrome); (2) Explore the safety of different doses of Blue Gold Oral Liquid in the treatment of acute upper respiratory tract infection (wind-heat syndrome).