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Study for the sequential changes of symptoms and airway inflammation in chronic cough associated with airway hyperreactivity

Study for the sequential changes of symptoms and airway inflammation in chronic cough associated with airway hyperreactivity

Status
Active, not recruiting
Phases
Unknown
Study type
Interventional
Source
ChiCTR
Registry ID
ChiCTR1800020151
Enrollment
Unknown
Registered
2018-12-17
Start date
2019-01-01
Completion date
Unknown
Last updated
2019-01-14

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

chronic cough

Interventions

Three groups:Budesonide and Formoterol

Sponsors

The 940 Hospital of Joint Logistics Support force of Chinese People's Liberation Army
Lead Sponsor

Eligibility

Sex/Gender
All
Age
15 Years to 75 Years

Inclusion criteria

Inclusion criteria: (1) Aged 15-75 years old; (2) Cough lastes more than 8 weeks; (3) Chest X-ray showed no obvious abnormalities; (4) Bronchial provocation test is positive.

Exclusion criteria

Exclusion criteria: (1) Used glucocorticoid and bronchodilator drugs in the past 4 weeks; (2) Respiratory tract infection history in recent 8 weeks; (3) Complicated with other respiratory diseases (bronchial lung cancer, bronchiectasis, tuberculosis, etc.); (4) Negative provocation test or positive bronchodilation test.

Design outcomes

Primary

MeasureTime frame
Forced expiratory volume one;Forced Vital Capacity;FEV1/FVC;Forced expiratory middle volume flow;Forced expiratory volume at 25%, 50% and 75%;hydrogen;nitric oxide;pH;—

Countries

China

Contacts

Public ContactXiaofeng Shi

Gansu University of Chinese Medicine

227145797@qq.com+86 18298338369

Outcome results

None listed

Source: ChiCTR (via WHO ICTRP) · Data processed: Feb 4, 2026