Clinical trials: Breathlessness
Dyspnea During Pregnancy, Physiological Changes in Pregnancy
Breathing Exercises Versus Incentive Spirometry in Third-Trimester Pregnancy
Shortness of breath (dyspnea) is commonly experienced during the third trimester of pregnancy due to physiological changes affecting the respiratory system.
- Conditions
- Dyspnea During Pregnancy, Physiological Changes in Pregnancy, Reduced Functional Endurance
- Trial name
- NCT07365163
- Testing
- Deep Breathing Exercises, Volume-Oriented Incentive Spirometry
- Where
- Pakistan
- Volunteers
- 36 people, healthy volunteers welcome
- Sponsor
- University of Lahore
Respiratory Distress, Hypoglycemia
Observational Study of Infants Born at 34 to 37 Weeks of Gestation Until the Age of 1 Year
Late preterm infants are at an increased risk for short and long term morbidity (during the 1st year of life, their neurodevelopmental status may also be delayed as compared to infants born at term).
- Conditions
- Respiratory Distress, Hypoglycemia, Feeding Intolerance, Jaundice
- Trial name
- NCT00550069
- Where
- Israel
- Volunteers
- 300 people, healthy volunteers welcome
- Sponsor
- Sheba Medical Center
Palliative Care, Dyspnea
The Effect of Acupressure on the Management of Dyspnea
Dyspnea can develop at any stage of the disease, but it is more common in the last period of life. Complementary and integrative methods used for dyspnea symptoms include acupuncture, acupressure, visualization techniques, herbal…
- Trial name
- NCT05884450
- Testing
- Acupressure
- Where
- Turkey (Türkiye)
- Volunteers
- 140 people, healthy volunteers welcome
- Sponsor
- Istanbul Aydın University
Obesity, Metabolic Syndrome
Exercise Capacity and Dyspnea in Obese Patients With Metabolic Syndrome: Effects of Weight Loss
Dyspnea is a common complaint in obese patients. The mechanisms behind this dyspnea and the effects of weight loss on dyspnea are not completely understood.
- Trial name
- NCT03035149
- Testing
- Weight Management Program
- Where
- Canada
- Volunteers
- 68 people, healthy volunteers welcome
- Sponsor
- University of Ottawa
Chronic Obstructive Pulmonary Disease
Asymptomatic Versus Symptomatic Mild COPD: Comparisons at Rest and at Exercise
The current definition of chronic obstructive pulmonary disease (COPD) is based on the presence of persistent airflow obstruction assessed by spirometry. About half of the subjects with mild COPD (i.e.
- Trial name
- NCT02235025
- Testing
- Cardio-pulmonary exercise testing
- Where
- France
- Volunteers
- 111 people, healthy volunteers welcome
- Sponsor
- Centre Hospitalier Universitaire de Besancon
Respiratory Symptoms
Belgian Pulmonary Function Study
Pulmonary function tests including spirometry, lung volumes, measurements of resistance and diffusing capacity are essential in the diagnosis of several pulmonary diseases.
- Trial name
- BPFS (NCT01297881)
- Where
- Belgium
- Volunteers
- 1,000 people, healthy volunteers welcome
- Sponsor
- Marc Decramer
Asthma
Epinephrine Inhalation Aerosol USP, CLINICAL STUDY-B3 FOR ASSESSMENT OF PHARMACOKINETICS
This study examines the pharmacokinetic profile of Armstrong's proposed Epinephrine Inhalation Aerosol USP, an HFA134a propelled Metered Dose Inhaler (MDI) (E004), using a stable isotope deuterium-labeled epinephrine…
- Trial name
- NCT01255709
- Testing
- Arm T1: Primatene Mist HFA, Arm T2: Primatene Mist HFA, Arm C: Primatene Mist (epinephrine inhalation aerosol, USP)
- Where
- United States
- Volunteers
- 24 people, healthy volunteers welcome
- Sponsor
- Amphastar Pharmaceuticals, Inc.
Healthy
Effects of Chronic Acid-Base Changes on Ventilatory and Perceptual Responses
Approximately 30% of people aged 65 years and older experience breathlessness (perceived respiratory difficulty) during daily activity.
- Trial name
- NCT00946933
- Testing
- NH4Cl (ammonium chloride)
- Where
- Canada
- Volunteers
- 20 people, healthy volunteers welcome
- Sponsor
- Queen's University
Main Heading (Descriptor) Terms
Impact of Kolcaba Comfort Theory Training on Dyspnea, Function, and Comfort in COPD Patients
Chronic Obstructive Pulmonary Disease (COPD) is the third most fatal chronic disease worldwide, following cardiovascular diseases and cancer.
- Trial name
- NCT06588361
- Testing
- Training Based on Kolcoba Comfort Theory
- Where
- Turkey (Türkiye)
- Volunteers
- 80 people, healthy volunteers welcome
- Sponsor
- Ataturk University
COVID-19
Long-Term Respiratory Muscle Strength in Young COVID-19 Patients
The coronavirus disease 2019 (COVID-19) is a highly contagious disorder caused by the severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2).
- Trial name
- NCT05381714
- Where
- Turkey (Türkiye)
- Volunteers
- 100 people, healthy volunteers welcome
- Sponsor
- Karabuk University
Heart Failure With Preserved Ejection Fraction, Obesity
Targeting Breathing Limitations to Improve Functional Outcomes in HFpEF
The overall purpose of this study is to investigate whether pulmonary limitations that increase the oxygen (O2) cost of breathing impact dyspnea on exertion (DOE) and peak exercise capacity in patients with HFpEF and obesity.
- Trial name
- NCT05723679
- Testing
- HeO2 gas mixture, Room air gas mixture
- Where
- United States
- Volunteers
- 78 people, healthy volunteers welcome
- Sponsor
- University of Texas Southwestern Medical Center
Cancer
Progressive Relaxation Exercise on Dyspnea, Pain and Sleep Quality
This study was planned to examine the effect of progressive relaxation exercises applied to lung cancer patients receiving chemotherapy on dyspnea, pain and sleep quality.
- Trial name
- Progressive (NCT04978805)
- Testing
- Progressive Relaxation Exercise
- Where
- Turkey (Türkiye)
- Volunteers
- 60 people, healthy volunteers welcome
- Sponsor
- Istanbul Sabahattin Zaim University
Heart Failure
Pathophysiological Mechanisms of Activity-Related Dyspnea in Heart Failure: A Pilot Study
Dyspnea (breathlessness) on exertion is the most prevalent and distressing symptom of heart failure (HF). Nevertheless, the mechanisms of dyspnea in HF remain poorly understood.
- Trial name
- NCT02007486
- Testing
- Cardiopulmonary Exercise Testing
- Where
- Canada
- Volunteers
- 32 people, healthy volunteers welcome
- Sponsor
- McGill University
Dyspnea, Quality of Life
Gastric Sleeve-Induced Weight Loss on Shortness of Breath in Obesity
Most research to date on bariatric surgery outcomes has been about metabolic syndrome, a disorder very effectively treated by bariatric surgery.
- Trial name
- NCT05812183
- Testing
- Bariatric surgery, Medical weight loss
- Volunteers
- healthy volunteers welcome
- Sponsor
- University of California, Los Angeles
Asthma, COPD
Exhaled Breath Metabolomic Biomarkers in the Acutely Breathless Patient
An acute study carried out across three acute admissions units within Leicestershire. The study is aimed at discovery and validation of volatile organic compounds (VOCs) in exhaled breath.
- Conditions
- Asthma, COPD, Heart Failure, Community-acquired Pneumonia
- Trial name
- EMBER (NCT03672994)
- Where
- United Kingdom
- Volunteers
- 650 people, healthy volunteers welcome
- Sponsor
- University of Leicester
Dyspnea, Chronic Obstructive Pulmonary Disease
Menthol for Dyspnea Relief in Health and COPD
Menthol inhalation (MI) is a novel and promising treatment option for acute relief of dyspnea, however, the underlying ventilatory and/or neural related mechanisms for this relief in symptoms remain unknown.
- Trial name
- MENTHODYSC (NCT05785026)
- Testing
- Menthol inhalation, Strawberry scent, Menthol inhalation and facial airflow
- Where
- Belgium
- Volunteers
- 120 people, healthy volunteers welcome
- Sponsor
- KU Leuven
Chronic Obstructive Pulmonary Disease (COPD)
Effects of Bronchodilators in Mild Chronic Obstructive Pulmonary Disease (COPD)
In people with mild COPD, the ability to exhale air from the lungs is partly limited because of narrowing and collapse of the airways.
- Trial name
- NCT00202176
- Testing
- Ipratropium Bromide
- Where
- Canada
- Volunteers
- 32 people, healthy volunteers welcome
- Sponsor
- Queen's University
Shortness of Breath, Shortness of Breath/Dyspnea
Training Strategies to Maintain Performance
Statement of the Problem and Justification Cognitive performance under physiologically stressful conditions is critical in high-demand environments such as military operations, diving, and firefighting.
- Conditions
- Shortness of Breath, Shortness of Breath/Dyspnea, Respiratory Distress
- Trial name
- NCT07128511
- Testing
- Multiple Inhalation Breathing Pattern, Tactical Breathing Technique
- Where
- United States
- Volunteers
- 15 people, healthy volunteers welcome
- Sponsor
- University of Florida
COPD
Comparative Effects of IMT Vs EMT Along With AIT in COPD Patients
Chronic Obstructive Pulmonary Disease (COPD) is the 3rd leading cause of mortality and 7th leading cause of ill-health worldwide.
- Trial name
- NCT06308302
- Testing
- Group A (Inspiratory Muscles Training + Aerobic Interval Training), Group B (Expiratory Muscles Training +Aerobic Interval Training)
- Where
- Pakistan
- Volunteers
- 53 people, healthy volunteers welcome
- Sponsor
- Riphah International University
Long COVID, Breathlessness
Long COVID and Post-exertional Pulmonary Diffusion
Aim of investigators was to study whether abnormalities of lung diffusing capacity for nitric oxide (DLNO) and carbon monoxide (DLCO) in long COVID may have a clinical impact in relation to exercise intolerance.
- Conditions
- Long COVID, Breathlessness, Exercise Intolerance, Alveolar Lung Disease
- Trial name
- Long_COVID_Ex (NCT05430503)
- Testing
- Lung volumes, spirometry and standard single-breath DLCO were measured at rest while combined DLNO and DLCO were measured at rest and post-exercise
- Where
- Italy
- Volunteers
- 32 people, healthy volunteers welcome
- Sponsor
- IRCCS Azienda Ospedaliera Universitaria San Martino - IST Istituto Nazionale per la Ricerca sul Cancro, Genoa, Italy