chronic cough
Conditions
Interventions
Sponsors
Eligibility
Inclusion criteria
Inclusion criteria: Aged between 19 and 75 years; cough that produces small amounts or no of viscous sputum (<10mL/day); without suspected or known contraindication to the empirical therapies; not developed upper respiratory tract infection during the latest 2 months. All the patients show normal blood routine and chest X-ray, and they are confirmed not with pneumonia, tuberculosis, lung cancer, reflux esophagitis, irritative cough and other diseases.
Exclusion criteria
Exclusion criteria: Accompanied by serious diseases in heart, liver, kidney and other important organs; have a history of serious brain disease or mental illness; current smokers and those stopped smoking for less than 2 years were not considered in the study; pregnancy or breastfeeding.
Design outcomes
Primary
| Measure | Time frame |
|---|---|
| objective control rate; | — |
Secondary
| Measure | Time frame |
|---|---|
| cough visual analog scale;healthy related quality of life;Physical signs; | — |
Countries
China
Contacts
Wei Fang Traditional Chinese Hospital