Clinical trials: Respiratory Functions
COPD, Asthma
LungVITamin D and OmegA-3 Trial (lungVITAL)
The VITamin D and OmegA-3 TriaL (VITAL; NCT 01169259) is an ongoing randomized clinical trial in 25,871 U.S. men and women investigating whether taking daily dietary supplements of vitamin D3 (2000 IU) or omega-3 fatty acids…
- Conditions
- COPD, Asthma, Pulmonary Function, Pneumonia
- Trial name
- lungVITAL (NCT01728571)
- Testing
- Vitamin D3, fish oil
- Where
- United States
- Volunteers
- 25,871 people, healthy volunteers welcome
- Sponsor
- Brigham and Women's Hospital
Perinatal Hypoxia, Dopamine
Measuring Brain Activity of School Age Children
This observational study will investigate whether differences in birth events and oxygen levels during the newborn period affects the brain activity of children during the middle childhood years.
- Conditions
- Perinatal Hypoxia, Dopamine, Neurobehavioral Manifestations
- Trial name
- NCT03407729
- Testing
- Magnetic Resonance Imaging, Cognitive Performance Testing
- Where
- United States
- Volunteers
- 21 people, healthy volunteers welcome
- Sponsor
- Case Western Reserve University
Swallowing Disorder, Respiratory Insufficiency
The Impact of High-Flow Nasal Cannula on Swallow Function
Background: High-flow nasal cannula (HFNC) is a non-invasive heated and humidified oxygen delivery device that is capable of delivering high-flow rates.
- Trial name
- NCT03590457
- Testing
- Airvo 2; High-Flow nasal cannula system
- Where
- United States
- Volunteers
- 18 people, healthy volunteers welcome
- Sponsor
- Rush University Medical Center
Cystic Fibrosis
Blood Flow and Vascular Function in Cystic Fibrosis
Cystic fibrosis (CF) has many health consequences. A reduction in the ability to perform exercise in patients with CF is related to greater death rates, steeper decline in lung function, and more frequent lung infections.
- Trial name
- CF-FLOW (NCT02057458)
- Testing
- Sildenafil (Acute-1 hour), Sildenafil (Subchronic-4 weeks)
- Where
- United States
- Volunteers
- 19 people, healthy volunteers welcome
- Sponsor
- Augusta University
Cystic Fibrosis
Gut Imaging for Function & Transit in Cystic Fibrosis Study 1
Many people with Cystic Fibrosis (CF) are troubled by symptoms from their stomach and bowels: their gastrointestinal (GI) tract.
- Trial name
- GIFT-CF1 (NCT03566550)
- Testing
- MRI scans
- Where
- United Kingdom
- Volunteers
- 25 people, healthy volunteers welcome
- Sponsor
- Nottingham University Hospitals NHS Trust
Siderosis, Neurological Disorder
Audiovestibular Function in Infratentorial Superficial Siderosis
One in six people in the United Kingdom and over 400 million people worldwide have disabling hearing loss. This figure will double by 2050 as predicted by the World Health Organisation.
- Conditions
- Siderosis, Neurological Disorder, Rare Diseases, Age Related Hearing Loss
- Trial name
- AViSS (NCT04200664)
- Testing
- Hearing assessment, Vestibular/balance assessment, Quality of life assessment
- Where
- 2 sites in United Kingdom
- Volunteers
- 11 people, healthy volunteers welcome
- Sponsor
- University College, London
Obesity, Morbid, Complications of Bariatric Procedures
The Effect of Postoperative Incentive Spirometry on Pulmonary Function and Pulmonary Complications in Bariatric Surgery
This study evaluates the omission of incentive spirometry use following bariatric surgery. Half of participants will receive an incentive spirometer while the other half will not.
- Conditions
- Obesity, Morbid, Complications of Bariatric Procedures, Pulmonary Atelectasis, Pneumonia
- Trial name
- NCT02431455
- Testing
- Incentive spirometer, No incentive spirometer
- Where
- United States
- Volunteers
- 224 people, healthy volunteers welcome
- Sponsor
- Lahey Clinic
COPD
Imaging Regional Lung Defect Severity
The purpose of this study is to develop and evaluate the usefulness of magnetic resonance imaging (MRI) using inert perfluorinated gases mixed with oxygen for regional assessment of pulmonary function.
- Trial name
- DIAL1001004 (NCT01640288)
- Testing
- Perfluorinated Gas/Oxygen Mixture, High Resolution CT of the Chest
- Where
- United States
- Volunteers
- 171 people, healthy volunteers welcome
- Sponsor
- Hal C Charles
Nasal Polyps
Comparison of Metoprolol and Tramadol With Remifentanil in Endoscopic Sinus Surgery
Functional endoscopic sinus surgery (FESS) is indicated in diseases such as chronic sinusitis refractory to medical treatment, nasal polyposis, mass lesions in the nasal cavity.
- Trial name
- NCT02484859
- Testing
- Remifentanil, Tramadol, Metoprolol
- Where
- Turkey (Türkiye)
- Volunteers
- 88 people, healthy volunteers welcome
- Sponsor
- Recep Tayyip Erdogan University
Paresis
Bupivacaine Versus Ropivacaine on Diaphragmatic Motility and Ventilatory Function
Background: Outpatient continuous interscalene brachial plexus blocks are used to control pain after shoulder surgery, with infusions of 0.125% bupivacaine or 0.2% ropivacaine.
- Trial name
- NCT02059070
- Testing
- Ropivacaine, Bupivacaine
- Where
- United States
- Volunteers
- 39 people, healthy volunteers welcome
- Sponsor
- Anesthesiology WSU/DMC-NorthStar
Chronic Obstructive Pulmonary Disease
Comparison of Repetitive Magnetic Stimulation and Exercise on Quadriceps Function in COPD
Background Chronic Obstructive Pulmonary Disease (COPD) patients develop leg weakness and a reduced walking capacity, due to reduced leg muscle oxygen-utilising capacity (OUC).
- Trial name
- NCT00737698
- Testing
- Exercise, Repetitive magnetic stimulation
- Where
- United Kingdom
- Volunteers
- 86 people, healthy volunteers welcome
- Sponsor
- Imperial College London
Severe Asthma
Effect of Biologicals on Alternative Functions of Eosinophils in Severe Asthma
The investigators will measure different cytokines in the sputum (interleukin ((IL))-3, granulocyte-macrophage colony-stimulating factor ((GM-CSF)), IL5, IL-13, IL-33, IL-4, IL-25 thymic stromal lymphopoietin ((TSLP)) and…
- Trial name
- NCT04520165
- Where
- Belgium
- Volunteers
- 52 people, healthy volunteers welcome
- Sponsor
- University of Liege
Pneumonia
A Study To Investigate The Pharmacokinetics, Safety And Tolerability Of An Intravenous And Oral Form Of A Compound In Subjects With Varying Degrees Of Renal Impairment And Normal Renal Function
This study will evaluate what effect renal dysfunction has on a drug that has an intravenous (CP-70,429) and an oral form (PF-03709270).
- Trial name
- NCT00759564
- Testing
- CP-70,429 and PF-03709270
- Where
- 2 sites in United States, Belgium
- Volunteers
- 29 people, healthy volunteers welcome
- Sponsor
- Pfizer
Renal Impairment
Renal Impairment Study of PF-07321332 Boosted With Ritonavir in Adult Participants With Renal Impairment and in Healthy Participants With Normal Renal Function.
This is a Phase 1, non-randomized, open-label, 2-part study to investigate the effect of renal impairment on the pharmacokinetics (PK), safety and tolerability of a single oral dose of PF-07321332 in combination with the PK…
- Trial name
- NCT04909853
- Testing
- PF-07321332/ritonavir
- Where
- 5 sites in United States
- Volunteers
- 35 people, healthy volunteers welcome
- Sponsor
- Pfizer
Infant, Premature, Diseases, Infant, Newborn, Diseases
Pulmonary Function Using Non-invasive Forced Oscillometry
The purpose of this observational study is to measure pulmonary function in term and preterm infants with and without pulmonary disease including respiratory distress syndrome, bronchopulmonary dysplasia, transient tachypnea of…
- Conditions
- Infant, Premature, Diseases, Infant, Newborn, Diseases, Bronchopulmonary Dysplasia, Respiratory Distress Syndrome, Newborn
- Trial name
- PUFFOR (NCT03346343)
- Testing
- Non-invasive forced airway oscillometry
- Where
- United States
- Volunteers
- 600 people, healthy volunteers welcome
- Sponsor
- University of Alabama at Birmingham
Migraine, Healthy
Molecular and Functional PET-fMRI Measures of Analgesia in Migraine
The placebo effect is a phenomenon that has experienced major advances of its understanding in the last decade. However, mechanisms of placebo analgesia in chronic pain patients have yet to be compared to healthy subjects.
- Trial name
- NCT01970943
- Where
- United States
- Volunteers
- 23 people, healthy volunteers welcome
- Sponsor
- Massachusetts General Hospital
COPD, Emphysema
Leukocyte Function in Chronic Obstructive Pulmonary Disease (COPD)
The aim of this study is to investigate the mechanisms whereby leukocytes are recruited to the lung in chronic obstructive pulmonary disease (COPD) and cause tissue destruction.
- Conditions
- COPD, Emphysema, Chronic Bronchitis
- Trial name
- NCT00147082
- Where
- United Kingdom
- Volunteers
- 100 people, healthy volunteers welcome
- Sponsor
- Imperial College London
Spinal Cord Injuries
Effects of Caffeine and Intermittent Hypoxia on Leg Function in Human Spinal Cord Injury
Accumulating evidence suggests that repeatedly breathing low oxygen levels for brief periods (termed intermittent hypoxia) is a safe and effective treatment strategy to promote meaningful functional recovery in persons with…
- Trial name
- NCT02323698
- Testing
- Caffeine, AIH
- Where
- United States
- Volunteers
- 36 people, healthy volunteers welcome
- Sponsor
- Spaulding Rehabilitation Hospital
Nasal Congestion
Functional Magnetic Resonance Imaging (fMRI) Study of Nasal Strips in Nasal Congestion
The aim of the study is to evaluate the effect of the nasal strip (relative to the placebo strip) on the nasal passages using anatomical MRI scans and to demonstrate the effect of the strip on breathing correlated cortical…
- Trial name
- NCT02275364
- Testing
- Test strip, Nasal spray
- Where
- United Kingdom
- Volunteers
- 28 people, healthy volunteers welcome
- Sponsor
- GlaxoSmithKline
Pulmonary Function; Newborn, Abnormal, Infant Wheeze
Vitamin C to Decrease Effects of Smoking in Pregnancy on Infant Lung Function
Vitamin C supplementation (500 mg per day) given to pregnant women who can not quit smoking will improve the pulmonary function tests in their offspring measured at 3 months of age.
- Conditions
- Pulmonary Function; Newborn, Abnormal, Infant Wheeze, In-utero Nicotine, Second Hand Smoke
- Trial name
- VCSIP (NCT01723696)
- Testing
- Vitamin C +prenatal vitamin
- Where
- 2 sites in United States
- Volunteers
- 252 people, healthy volunteers welcome
- Sponsor
- Oregon Health and Science University