Establish early TCM prevention and treatment program to reduce the incidence rate of COPD.
smoking history (including previous and current smokers);
1 year or more of exposure to dust or chemical toxins;
Indoor air pollution for 1 year or more (use of contaminated fuels, passive smoking, exposure) Oil fumes, etc.
Cough (more than 3 months per year, continuous for 2 years or more);
Pregnant and planned pregnancy, lactating women.
Dementia and various mental illness patients.
Other diseases with chronic cough, sputum production, or difficulty breathing.
Merge tumors.
Henan University of Traditional Chinese Medicine
Lead sponsor
West China Hospital
Collaborator
The First Affiliated Hospital of Zhejiang Chinese Medical University
Collaborator