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Role of COX-2 for cough reflex sensitivity to inhaled capsaicin in patients with chronic bronchitis

Role of COX-2 for cough reflex sensitivity to inhaled capsaicin in patients with chronic bronchitis - Role of COX-2 for cough reflex sensitivity to inhaled capsaicin in patients with chronic bronchitis

Status
Unknown
Phases
Unknown
Study type
Interventional
Source
JPRN
Registry ID
JPRN-UMIN000002104
Enrollment
15
Registered
2009-06-22
Start date
2009-01-01
Completion date
Unknown
Last updated
2026-06-29

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

Conditions

chronic bronchitis

Interventions

specific COX-2 inhibitor Placebo

Sponsors

Toyama City Hospital
Lead Sponsor

Eligibility

Sex/Gender
All

Inclusion criteria

Inclusion criteria: Patients with chronic bronchitis satisfied the definition of chronic bronchitis recommended by the American Thoracic Society (ATS)

Exclusion criteria

Exclusion criteria: patient with perennial or vasomotor rhinitis.

Design outcomes

Primary

MeasureTime frame
Improvement of cough reflex sensitivity to inhaled capsaicin in patients with chronic bronchitis after administration of COX-2 inhibitor—

Countries

Japan

Contacts

Public ContactYoshihisa Ishiura

Toyama City Hospital Interal Medicine

ishiura@tch.toyama.toyama.jp

Outcome results

None listed

Source: JPRN (via WHO ICTRP) · Data processed: Jul 3, 2026