Clinical trials: Airway Hyperresponsiveness
Asthma (Diagnosis), Airway Inflammation
Can Astaxanthin Help Manage Asthma in POlluted Areas?
This study will test whether astaxanthin, a naturally occurring antioxidant supplement, can improve lung function, reduce airway inflammation, and improve asthma control in adults with mild-to-moderate asthma.
- Conditions
- Asthma (Diagnosis), Airway Inflammation, Airway Hyperresponsiveness
- Trial name
- NCT07507682
- Testing
- Astaxanthin Oral Capsule
- Where
- United Kingdom
- Volunteers
- 25 people, healthy volunteers welcome
- Sponsor
- Middlesex University
Asthma, Airway Hyperresponsiveness
Airway Dysfunction and Remodelling in Athletes Following Swimming Training in Chlorinated Pools
Swimmers show the highest prevalence of asthma among elite athletes, certainly due to chlorine exposure. The consequences of a chronic exposure to chlorine compounds by swimmers and the mechanisms of asthme in this population are…
- Trial name
- proto nage (NCT00686452)
- Where
- Canada
- Volunteers
- 100 people, healthy volunteers welcome
- Sponsor
- Laval University
Asthma, Airway Hyperresponsiveness
Bronchospasm Associated With High Nitric Oxide
Intraoperative bronchospasm challenges anesthesia's safety. This study aims to investigate high concentration of exhaled nitric oxide as a marker of intraoperative bronchospasm.
- Trial name
- NCT00666510
- Where
- Brazil
- Volunteers
- 31 people, healthy volunteers welcome
- Sponsor
- University of Sao Paulo
Healthy
Alcohol Exposure and Airway Hyperresponsiveness
Alcohol has consequences including increased risk for upper respiratory tract infections, pneumonia, acute respiratory distress syndrome (ARDS), and alcohol-induced asthma.
- Trial name
- NCT00990275
- Testing
- ethanol
- Where
- United States
- Volunteers
- 4 people, healthy volunteers welcome
- Sponsor
- University of Nebraska
Asthma, Chronic Obstructive Pulmonary Disease
Towards Restoring the Physiological Inhibition of Airway Narrowing in Asthma
Asthma and COPD are characterized by airway narrowing. The most potent, physiological mechanism leading to bronchodilation is taking a deep inspiration.
- Trial name
- NCT00279136
- Where
- Netherlands
- Volunteers
- 36 people, healthy volunteers welcome
- Sponsor
- Leiden University Medical Center
Airway Hyper Responsiveness
Determining Baseline Respiratory Duty Cycles in Subjects With and Without Airway Hyperresponsiveness
The study investigates the inspiratory duty cycle in subjects with and without airway hyper-responsiveness both at rest and during a bronchoprovocation challenge.
- Trial name
- NCT04001465
- Testing
- Volumetric methacholine challenge unmodified, Modified volumetric methacholine challenge
- Where
- Canada
- Volunteers
- 34 people, healthy volunteers welcome
- Sponsor
- University of Saskatchewan
Asthma, Airway Hyperresponsiveness
Small Airways Disease in Asymptomatic and Symptomatic Subjects With Airway Hyperresponsiveness (AHR)
The purpose of this study is to study differences in small airways (<2mm) parameters in asthma patients, subjects with asymptomatic airway hyperresponsiveness and healthy controls.
- Trial name
- ABHR (NCT01549483)
- Where
- Netherlands
- Volunteers
- 45 people, healthy volunteers welcome
- Sponsor
- University Medical Center Groningen
Asthma
The Effect of Anti-IL17 on Airway Hyperresponsiveness and Resistance
This observational longitudinal cohort study aims to assess the effect of monoclonal antibodies targeting interleukin 17 (anti-IL-17) on airway hyperreactivity and airway resistance.
- Trial name
- NCT06224634
- Where
- Denmark
- Volunteers
- 74 people, healthy volunteers welcome
- Sponsor
- Copenhagen University Hospital, Hvidovre
Rhinitis, Asthma
Airway Inflammation and Bronchial Hyperresponsiveness in Rhinitic Children With or Without Asthma
This is a prospective observational study , to clarity the characteristics of airway inflammation, airway reactivity and airway resistance in rhinitic children with or without asthma and to explore the possible predictors in the…
- Conditions
- Rhinitis, Asthma, Inflammation, Hypersensitivity
- Trial name
- NCT02360072
- Where
- China
- Volunteers
- 280 people, healthy volunteers welcome
- Sponsor
- Guangzhou Institute of Respiratory Disease
Bronchitis
Functional Implications of TNF
The research plan proposes to develop translational studies in humans that will identify host susceptibility factors that confer vulnerability to the prototypal air pollutant, ozone.
- Trial name
- NCT00729131
- Testing
- Etanercept inhibition of ozone-induced airway hyper-responsiveness.
- Where
- United States
- Volunteers
- 10 people, healthy volunteers welcome
- Sponsor
- National Institute of Environmental Health Sciences (NIEHS)
Asthma, Bronchial Hyperreactivity
Early Antiinflammatory Treatment of Asthma
The inflammatory process that leads to the development of asthma may be present before the onset of asthma symptoms and cause a certain degree of airway hyperresponsiveness.
- Trial name
- EATA (NCT00567463)
- Testing
- Fluticasone
- Where
- Canada
- Volunteers
- 83 people, healthy volunteers welcome
- Sponsor
- Laval University