Skip to main content
Clinical Trials/ISRCTN23684347
ISRCTN23684347
Completed
未知

The Clinical Utility of Capsaicin Dose Response Curves to Discriminate Cough Hyper-responsiveness

niversity Hospital of South Manchester NHS Foundation Trust (UK)0 sites200 target enrollmentJanuary 23, 2014

Overview

Phase
未知
Intervention
Not specified
Conditions
Chronic cough
Sponsor
niversity Hospital of South Manchester NHS Foundation Trust (UK)
Enrollment
200
Status
Completed
Last Updated
3 years ago

Overview

Brief Summary

2017 Results article in https://www.ncbi.nlm.nih.gov/pubmed/27444176 results 2023 Results article in https://pubmed.ncbi.nlm.nih.gov/36736541/ (added 06/02/2023)

Registry
who.int
Start Date
January 23, 2014
End Date
August 4, 2014
Last Updated
3 years ago
Study Type
Observational
Sex
All

Investigators

Sponsor
niversity Hospital of South Manchester NHS Foundation Trust (UK)

Eligibility Criteria

Inclusion Criteria

  • Healthy volunteers:
  • 1\. Male and female aged over 18 years
  • 2\. Normal spirometry
  • 3\. No current or past history of chronic cough or respiratory disease
  • 4\. No current chronic pain, irritable bowel syndrome, psychiatric illness or chronic headaches
  • Chronic cough patients:
  • 1\. Male and female aged over 18 years
  • 2\. Diagnosis of chronic cough (defined as cough lasting more than 8 weeks)
  • 3\. Normal spirometry
  • 4\. Normal chest x\-ray

Exclusion Criteria

  • 1\. Current smoker or ex\-smoker with \>20 pack year history, and \>6 months abstinence
  • 2\. Upper respiratory tract infection within last 4 weeks
  • 3\. Use of angiotensin\-converting\-enzyme (ACE) inhibitors
  • 4\. Use of any centrally acting medications which may alter the cough reflex\*
  • 5\. History of drug or alcohol abuse
  • 6\. Pregnancy or breastfeeding
  • 7\. Concomitant conditions which may alter cough reflex sensitivity e.g. diabetes mellitus, Parkinson?s disease, cerebrovascular disease.

Outcomes

Primary Outcomes

Not specified

Similar Trials