Status:

COMPLETED

The Effect of Inhaled Nitric Oxide on Deadspace in COPD

Lead Sponsor:

Dr. Denis O'Donnell

Conditions:

Chronic Obstructive Pulmonary Disease

Eligibility:

All Genders

45+ years

Phase:

EARLY_PHASE1

Brief Summary

Chronic obstructive pulmonary disease (COPD) is a progressive disease of the respiratory system that generally develops as a result of smoking. Most people with COPD are classified as having "mild" di...

Detailed Description

This study will recruit 20 current or ex-smokers who meet the criteria for mild chronic obstructive pulmonary disease (COPD), measured by lung function tests. Participation is voluntary and participan...

Eligibility Criteria

Inclusion

  • clinically stable as defined by stable hemodynamic status, optimized medical treatment, no changes in medication dosage or frequency of administration with no hospital admission in the preceeding 6 weeks
  • current or ex-smokers (\>=20 pack-years)
  • male or female \>45 years of age
  • mild COPD as defined by Medical Research Council dyspnea scale \>=3 and post-bronchodilator FEV1 \>=80% predicted and FEV1/FVC \<0.7 and \<LLN
  • ability to perform all study procedures and provide/sign informed consent

Exclusion

  • women of childbearing age who are pregnant or trying to become pregnant
  • active cardiopulmonary disease or other comorbidities that could contribute to dyspnea and exercise limitation
  • important contraindications to clinical exercise testing, including inability to exercise because of neuromuscular or musculoskeletal disease(s)
  • use of daytime oxygen, or exercise-induced O2 desaturation to \<80% on room air
  • body mass index (BMI) \<18.5 or =\>35.0 kg/m2
  • echocardiographic evidence of pulmonary hypertension
  • prior history of pulmonary thromboembolism or systemic vasculopathy

Key Trial Info

Start Date :

September 1 2021

Trial Type :

INTERVENTIONAL

Allocation :

ACTUAL

End Date :

May 30 2023

Estimated Enrollment :

13 Patients enrolled

Trial Details

Trial ID

NCT04069052

Start Date

September 1 2021

End Date

May 30 2023

Last Update

April 3 2024

Active Locations (1)

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Page 1 of 1 (1 locations)

1

Respiratory Investigation Unit, Kingston General Hospital

Kingston, Ontario, Canada, K7L 2V7