Clinical trials: Breath Test, open to volunteers
Squamous Cell Carcinoma, Breath Test
Early Diagnosis of Upper Digestive Tract Disease
Upper digestive tract cancer (UDC) is a major disease burden worldwide encompassing all cancers involving the digestive tract (from oral cavity to duodenum).
- Conditions
- Squamous Cell Carcinoma, Breath Test, Digestive System Disease, Diagnose Disease
- Trial name
- E-DIGEST (NCT04475952)
- Where
- United Kingdom
- Volunteers
- 180 people, healthy volunteers welcome
- Sponsor
- Imperial College London
COPD (Chronic Obstructive Pulmonary Disease)
Effects of Alternate Nostril Breathing and Bellows Breath in COPD Patients
COPD is a common respiratory disease characterized by progressive airflow obstruction, dyspnea, chronic cough, and sputum production.
- Trial name
- NCT07719192
- Testing
- alternate nostril breathing, bellows breath
- Where
- Pakistan
- Volunteers
- 54 people
- Sponsor
- Riphah International University
Liver Cirrhosis, Hepatocellular Carcinoma (HCC)
A Simple Breath Test to Detect Liver Cancer and Monitor Liver Conditions
Liver cancer is often diagnosed too late for effective treatment. The VOCAL2 study is developing a simple, non-invasive breath test to help detect liver cancer earlier and monitor liver conditions like cirrhosis.
- Conditions
- Liver Cirrhosis, Hepatocellular Carcinoma (HCC), Cholangiocarcinoma, Cholangitis, Sclerosing
- Trial name
- VOCAL2 (NCT06864195)
- Where
- United Kingdom
- Volunteers
- 750 people, healthy volunteers welcome
- Sponsor
- Imperial College London
Gastric Cancer, Atrophic Gastritis
Screening of Gastric Cancer Via Breath Volatile Organic Compounds by Hybrid Sensing Approach
The study is aimed to determine the potential of volatile marker testing for gastric cancer screening. The study will be addressing the role of confounding factors, including lifestyle factors, diet, smoking as well as addressing…
- Conditions
- Gastric Cancer, Atrophic Gastritis, Gastric Dysplasia, H.Pylori Infection
- Trial name
- VOGAS (NCT04022109)
- Testing
- Breath sampling for VOC detection, Surgery material collection for VOC headspace analysis, Upper endoscopy
- Where
- 5 sites in Brazil, Chile and 3 more
- Volunteers
- 5,000 people
- Sponsor
- University of Latvia
Respiratory Diseases, Neurological Disorders
Exhaled Breath Analysis by Secondary Electrospray Ionization - Mass Spectrometry in Children and Adolescents
This study is to investigate breath analysis (breath metabolomics) combined with established bioinformatic tools as a platform for companion diagnostics.
- Conditions
- Respiratory Diseases, Neurological Disorders, Type 1 Diabetes
- Trial name
- EBECA (NCT04461821)
- Testing
- Real-time SESI-MS breath analysis, Off-line breath analysis, Blood analysis
- Where
- Switzerland
- Volunteers
- 3,600 people
- Sponsor
- University Children's Hospital Basel
Exhaled Breath Pattern After Medication Intake, in OSA Patients, or Other Pulmonary Diseases
Exhaled Breath Analysis in Human Subjects
Identification of exhaled breath pattern of human subjects
- Trial name
- NCT05456009
- Testing
- No intervention
- Where
- Switzerland
- Volunteers
- 1,500 people, healthy volunteers welcome
- Sponsor
- University of Zurich
Leukemia, Leukemia, Myeloid
Breath Analysis for the Detection of Invasive Fungal Infections
Patients with leukemia and concomitant neutropenia are at high risk of developing invasive fungal infections (IFI) that are associated with high morbidity and mortality.
- Conditions
- Leukemia, Leukemia, Myeloid, Leukemia, Lymphoblastic, Neutropenia
- Trial name
- REDEFINE (NCT06537726)
- Testing
- Secondary electrospray ionization high-resolution mass spectrometry (SESI-HRMS)
- Where
- Switzerland
- Volunteers
- 130 people
- Sponsor
- University of Zurich
Ulcerative Colitis (UC)
Using Breath Tests to Study Gut Sulfur Changes During Dietary Therapy
This study aims to test whether a short liquid-based diet, followed by a low-sulfur eating plan, is safe, manageable, and helpful for people with mild to moderate ulcerative colitis.
- Trial name
- Sulfur-UC (NCT07640659)
- Testing
- Elemental formula (mBiota Elemental, Good LFE, Santa Monica, CA), Reduced Sulfur diet, Habitual Diet
- Where
- Canada
- Volunteers
- 45 people
- Sponsor
- University of British Columbia
Critical Illness
Mitochondrial Assessment in Critical Ill Patients in Intensive Care
Critically ill patients often require admission to the intensive care unit (ICU). When patients develop organ failures and end up on a ventilator, there are changes in the body's cell function that can increase the risk of poor…
- Trial name
- MitoICU (NCT07018843)
- Where
- United Kingdom
- Volunteers
- 20 people
- Sponsor
- University Hospital Southampton NHS Foundation Trust
Alcohol Drinking, Alcohol Intoxication
Towards a Wearable Alcohol Biosensor: Examining the Accuracy of BAC Estimates From New-Generation Transdermal Technology Using Large-Scale Human Testing and Machine Learning Algorithms
The study will employ a combined laboratory-ambulatory design. Participants will engage in ambulatory assessment over the course of 14 days, wearing biosensors assessing transdermal alcohol concentration (TAC) and providing…
- Trial name
- NCT05692830
- Testing
- Alcohol
- Where
- United States
- Volunteers
- 240 people, healthy volunteers welcome
- Sponsor
- University of Illinois at Urbana-Champaign
Pulmonary Dysfunction
Early Pulmonary Dysfunction in Childhood Cancer Patients
This longitudinal, prospective, multicentre study is to monitor lung function prospectively in childhood cancer patients after diagnosis.
- Trial name
- SWISS-Pearl (NCT05427136)
- Testing
- Lung function measurements, Breath Analysis, Magnetic resonance imaging (MRI)
- Where
- 5 sites in Switzerland
- Volunteers
- 140 people
- Sponsor
- University Children's Hospital Basel
Inflammatory Bowel Diseases
AIRE-2 Device for Study of Breath Analysis in IBD
The goal of this Prospective single-blinded intervention feasibility study is the utilization of the AIRE-2 device and FoodMarble app to elucidate the interplay among diet, symptoms, and microbial fermentable features in IBD…
- Trial name
- AIRE-2 (NCT06541938)
- Testing
- low FODMAP diet, Lactose Sachet, Fructose Sachet
- Where
- Canada
- Volunteers
- 60 people, healthy volunteers welcome
- Sponsor
- McMaster University
Weaning Invasive Mechanical Ventilation, Weaning-induced Pulmonary Edema
Ultrasound Evaluation of Cardiac Function During Spontaneous Breathing Trials
The goal of this clinical trial is to evaluate the evolution of a cardiac ultrasound index (E/E') during 3 spontaneous breathing trials in Intensive Care Unit (ICU) adults (over 18 years) patients at risk for weaning failure.
- Conditions
- Weaning Invasive Mechanical Ventilation, Weaning-induced Pulmonary Edema, Weaning Failure of Mechanical Ventilation, Spontaneous Breathing Test
- Trial name
- ATARI (NCT06923267)
- Testing
- No Pressure Support No Positive End Expiratory Pressure Spontaneous Breathing Trial, Pressure Support Spontaneous Breathing trial, Humidified High Flow Spontaneous Breathing Trial
- Where
- France
- Volunteers
- 24 people
- Sponsor
- Centre Hospitalier Régional d'Orléans
Helicobacter Pylori Infection, Helicobacter Pylori
H. Pylori Eradication With Argon Plasma During Endoscopy
The objective of the study is to investigate the efficacy and safety of an argon plasma-based therapy - HEAPE - in treating H. pylori infections during endoscopic procedures.
- Conditions
- Helicobacter Pylori Infection, Helicobacter Pylori, Helicobacter Pylori Gastrointestinal Tract Infection, H. Pylori Infection
- Trial name
- HEAPE (NCT06529159)
- Testing
- HEAPE, Pre-HEAPE
- Where
- United States
- Volunteers
- 20 people
- Sponsor
- Christopher C. Thompson, MD, MSc
Helicobacter Pylori Infection, Dyspepsia
Pylori Duo for Adjunctive Treatment and Prevention of Recurrence of Helicobacter Pylori Infection
This randomized, double-blind, placebo-controlled, single-center clinical trial will evaluate the efficacy and safety of Pylori Duo as an adjunctive treatment in adult patients with confirmed Helicobacter pylori infection.
- Conditions
- Helicobacter Pylori Infection, Dyspepsia, Gastrointestinal Adverse Effects
- Trial name
- NCT07729293
- Testing
- Omeprazole, Pylera (Bismuth subcitrate potassium, metronidazole, tetracycline) given in combination with omeprazole, Pylori Duo
- Where
- Spain
- Volunteers
- 140 people
- Sponsor
- Gala Servicios Clinicos S.L.
Chronic Rejection of Lung Transplant
Noninvasive Early Detection of Lung Allograft Dysfunction After Lung Transplantation With Multiple Breath Washout Test
Chronic rejection, more commonly called bronchiolitis obliterans syndrome (BOS), is the leading cause of death beyond the first year post lung transplantation.
- Trial name
- NCT05586906
- Testing
- Multiple Breath Washout (MBW) tests
- Where
- Switzerland
- Volunteers
- 90 people
- Sponsor
- University of Zurich
Helicobacter Pylori, Early Gastric Cancer
Helicobacter Pylori Infection Status and Pathological Features for Predicting Gastric Cancer Biological Behavior and Prognosis: A Real-World Observational Study
This multicenter retrospective and prospective real-world observational study will evaluate the relationship of Helicobacter pylori (H.
- Trial name
- NCT07724496
- Testing
- 13C-Urea Breath Test, Serum Helicobacter pylori Antibody Testing, Pathological Assessment of Gastric Tissue
- Where
- 3 sites in China
- Volunteers
- 1,500 people
- Sponsor
- Chinese PLA General Hospital
Multiple Sclerosis, Breath Tests
The Relationship Between Mechanical Properties of Respiratory and Lower Extremity Muscles and Other Parameters in Multiple Sclerosis
Multiple sclerosis (MS) is a chronic inflammatory disease characterised by deterioration in the mechanics of the lower extremities and respiratory muscles and a decrease in respiratory function.
- Conditions
- Multiple Sclerosis, Breath Tests, MyotonPRO
- Trial name
- NCT07202780
- Where
- Turkey (Türkiye)
- Volunteers
- 58 people, healthy volunteers welcome
- Sponsor
- Sanko University
OESOPHAGO-GASTRIC CARCINOMA
Hypoxia Driven Metabolic Response in Oesophagogastric Adenocarcinoma
Oesophagogastric Cancer and Hypoxia: Oesophagogastric cancer is a significant global burden, with 1.7 million new cases per year. It is well known that survival from oesophagogastric cancer is poor.
- Trial name
- HYDRA (NCT06669663)
- Testing
- Pimonidazole hydrochloride (Hypoxyprobe™-1)
- Where
- United Kingdom
- Volunteers
- 120 people
- Sponsor
- Imperial College London
Breath Exercise, Test Anxiety
The Effects of Breathing Exercises Administered to Associate Degree Students on Test Anxiety and Academic Achievement
This study aims to examine the effects of breathing exercises administered to associate degree students on test anxiety and academic achievement.
- Conditions
- Breath Exercise, Test Anxiety, Higher Education Students, Academic Achievement
- Trial name
- NCT07145021
- Testing
- Breathing Exercise Intervention
- Volunteers
- 60 people, healthy volunteers welcome
- Sponsor
- Istanbul University - Cerrahpasa