Conduct a multi-center, large-sample, randomized controlled clinical study of "winter disease being cared in summer" with Shu Fei Tie prevent recurrence of Asthma and COPD, scientifically evaluate the clinical efficacy and safety of Shu Fei Tie in reducing the recurrence of chronic airway diseases, identify target population, clarify the mechanism of efficacy, and establish a prevention and treatment technology plan for Shu Fei Tie to reduce the recurrence of chronic airway diseases.
Age range
18 Years – 80 Years
Sex
ALL
See this in plain English?
AI-rewrites the medical criteria so a patient or caregiver can understand them. Always confirm with the trial site.
Bring these to your next appointment. They're a starting point for a shared conversation — not a sign you qualify or a recommendation to enrol.
Generated to help you prepare — always confirm anything about your own eligibility and care with the study team and your doctor.
The trial coordinator is the person who runs the study day to day. These cover the practical side — logistics, costs, and what taking part would actually mean for your life. The study team confirms whether you meet the criteria; these are questions to ask, not a sign you qualify.
A starting point for the conversation — always confirm anything about your own eligibility, costs, and care with the study team and your doctor.
Asthma part：Number of acute attacks per year
Timeframe: Count once a year for three consecutive years
COPD part：The number of acute exacerbations per year
Timeframe: Count once a year for three consecutive years
COPD part：the interval between successive acute exacerbations
Timeframe: at weeks 13, 26, 39, and 52, for 3 consecutive cycles (each cycle is 1 year)，Until the first acute exacerbation occurs
COPD part:the number of rehospitalizations within a year
Timeframe: Count once a year until the end of the 3-year cycle