Clinical trials: Breath Analysis
NASH - Nonalcoholic Steatohepatitis, Cirrhosis
Companion Protocol for Methacetin Breath Test (MBT) in Conatus Protocol IDN-6556-14
To validate the ability of the Methacetin Breath Test (MBT) to detect clinically significant portal hypertension (CSPH)/severe portal hypertension (SPH) defined as hepatic venous pressure gradient (HVPG) ≥ 10 mmHg and HVPG ≥ 12…
- Conditions
- NASH - Nonalcoholic Steatohepatitis, Cirrhosis, Portal Hypertension
- Trial name
- NCT03439189
- Testing
- Methacetin Breath Test, Emricasan
- Where
- France
- Volunteers
- 343 people
- Sponsor
- Meridian Bioscience, Inc.
Healthy
Enteral Nutrition Infusion Rate and Gastric Function
A complex neurohumoral feedback mechanism regulates gastric emptying of enteral nutrition through changes in gastric motility. In this investigation, we aim to investigate the impact of different infusion rates of enteral…
- Trial name
- ANTERO-3 (NCT03664570)
- Testing
- VIPUN Balloon Catheter
- Where
- Belgium
- Volunteers
- 19 people, healthy volunteers welcome
- Sponsor
- Prof Dr Jan Tack
Irritable Bowel Syndrome (IBS), Small Intestinal Bacterial Overgrowth Syndrome (SIBO)
Herbal Supplement (Biocidin REMOVE) for Bacterial Overgrowth in Irritable Bowel Syndrome
The goal of this clinical trial is to learn if an herbal supplement called Biocidin REMOVE can clear small intestinal bacterial overgrowth (SIBO) in adults with irritable bowel syndrome (IBS).
- Trial name
- NCT07768267
- Testing
- Biocidin REMOVE
- Where
- United States
- Volunteers
- 40 people
- Sponsor
- Johns Hopkins University
Healthy, Simple Steatosis (SS)
New Non-invasive Biomarkers of Metabolic Dysfunction-associated Steatotic Liver Disease (MASLD)
The goal of this observational study is to learn if some components of blood or exhaled breath can diagnose people having more fat in their livers than is normal, because of their poorer metabolic health (for example, because of…
- Conditions
- Healthy, Simple Steatosis (SS), Metabolic Dysfunction-associated Steatotic Liver Disease (MASLD), Metabolic Dysfunction-associated Steatohepatitis (MASH)
- Trial name
- NCT06647095
- Testing
- D-Limonene Gelcaps, Fish Oil Concentrate, 1000 Mg Oral Capsule
- Where
- 2 sites in Czechia
- Volunteers
- 172 people, healthy volunteers welcome
- Sponsor
- General University Hospital, Prague
Lung Neoplasm, Lung Disease
The Value of VOCs Analysis in Exhaled Breath for Pulmonary Benign and Malignant Lesion Diagnosis
The purpose of this study is to analysis the volatile organic gases(VOCs) in exhaled breath of pulmonary lesion patients and healthy controls, in order to find the difference of composition and concentration among groups.
- Trial name
- VOCs (NCT02965300)
- Where
- China
- Volunteers
- 230 people, healthy volunteers welcome
- Sponsor
- Chinese PLA General Hospital
End Stage Renal Disease
Impact of Hemodialysis on Exhaled Volatile Organic Compounds in End Stage Renal Disease
End stage renal disease (ESRD) is a severe clinical state of irreversible loss of endogenous kidney function, shortening life expectancy, if left untreated.
- Trial name
- NCT01684228
- Where
- Israel
- Volunteers
- 37 people, healthy volunteers welcome
- Sponsor
- Rambam Health Care Campus
Tuberculosis, Pulmonary, HIV Seropositivity
DIAGNOSIS of PULMONARY TUBERCULOSIS Through HUMAN BREATH (TBENOSE)
Tuberculosis (TB) is one of the top 10 causes of death in the world. More than 95% of TB deaths are in middle- and middle-income countries. Low incomes and long-term diagnosis promote this persistence.
- Trial name
- TBENOSE (NCT04682990)
- Testing
- Tor Vergata Electronic Nose (TV eNose), Survey & Physical Exam, TB LAMP test
- Where
- Cameroon
- Volunteers
- 130 people, healthy volunteers welcome
- Sponsor
- University of Rome Tor Vergata
Glucose Intolerance, Insulin Resistance
Diagnosis of Insulin Resistance: 13C-Glucose Breath Test Vs HOMA Index.
The prevalence of type 2 diabetes is rising in the population for many years. It is now recognized that a period of glucose intolerance precedes the clinical symptoms appearance.
- Conditions
- Glucose Intolerance, Insulin Resistance, Diabetes Mellitus, Type 2
- Trial name
- NCT00264940
- Sponsor
- Tel-Aviv Sourasky Medical Center
Small Intestinal Bacterial Overgrowth, SIBO
The Safety And Efficacy Of A Probiotic Intervention On Lactulose Hydrogen Breath Test-Positive Patients And Related Gastrointestinal Symptoms
The goal of this study is to test the effect of a probiotic formulation on gastrointestinal symptoms, gut and small intestine microbiota in participants suffering from small intestinal bacterial overgrowth (SIBO).
- Trial name
- NCT06317441
- Testing
- Probiotic
- Where
- Canada
- Volunteers
- 105 people
- Sponsor
- Nimble Science Ltd.
Cancer of the Breast, Cancer of Stomach
Vocorder Device Validation in Clinical Settings - Continuous Monitoring of Individuals (Vocorder Clinical Validation-VCV)
This is performed under Vocorder project that is Co-Funded by the European Union. (Grant Agreement 101115442 VOCORDER HORIZON EIC-2022-PATHFINDERCHALLENGE-01).
- Conditions
- Cancer of the Breast, Cancer of Stomach, Colon Cancer, Lung Cancers
- Trial name
- VCV (NCT06711939)
- Where
- Greece
- Volunteers
- 515 people, healthy volunteers welcome
- Sponsor
- Mitera Hospital
Diabetes Mellitus, Metabolic Disease
Analysis of Volatile Organic Compounds in Patients With Type 1 Diabetes in Induced Hypoglycaemia With a Breath Analyser
The breath analysis (BreathSpec® device) data of all participants that were included into the VAARA study (NCT05771090) will be analysed, this includes data from up to 40 breath samples from each of the 10 participants who…
- Conditions
- Diabetes Mellitus, Metabolic Disease, Glucose Metabolism Disorders, Endocrine System Diseases
- Trial name
- VAARABreath (NCT05933616)
- Testing
- Device: Sokru device
- Where
- Switzerland
- Volunteers
- 10 people
- Sponsor
- University of Bern
Chronic Hepatitis C Virus Infection
Methacetin Breath Test in HCV Patients With Normal and Near-Normal ALT
A relatively large proportion of patients with chronic HCV infection have normal or mildly elevated ALT. Many of these patients are not being treated, and are not being sent for a liver biopsy.
- Trial name
- NCT00294489
- Where
- Israel
- Volunteers
- 500 people
- Sponsor
- Hadassah Medical Organization
COVID-19
Detection of COVID-19 Using Breath Analysis - Validation Study.
Detection of the 2019 novel Coronavirus (SARS-CoV-2) using breath analysis - Validation study.
- Trial name
- NCT05224622
- Testing
- VOX
- Where
- Israel
- Volunteers
- 192 people, healthy volunteers welcome
- Sponsor
- Scentech Medical Technologies Ltd
NASH - Nonalcoholic Steatohepatitis
Companion Protocol for ¹³C-Methacetin Breath Tests in BMS: NCT03486899, NCT03486912 Referenced Trials
This is a companion study assessing the ¹³C-Methacetin Breath Test (MBT) in subjects participating in the Bristol Myers-Squibb (BMS) NCT03486899 and NCT03486912 referenced studies using study drug BMS-986036.
- Trial name
- NCT03611101
- Testing
- ¹³C-Methacetin Breath Test, BMS-986036, BreathID MCS device
- Where
- United States
- Volunteers
- 124 people
- Sponsor
- Meridian Bioscience, Inc.
Quality of Life
Impact of Different Carbohydrate Feedings on a Hydrogen Breath Curve and Self-reported Gastrointestinal Complaints
GI distress is widely prevalent among athletes, ranging from 30 to 90% in recreationally and professionally active athletes. As the recipient of nutrients, the gastrointestinal (GI) tract plays an important role in athleticism.
- Trial name
- NCT06648967
- Testing
- Supplementation with a multi-ingredient whey supplement
- Where
- United States
- Volunteers
- 8 people, healthy volunteers welcome
- Sponsor
- Arizona State University
Asthma, Cystic Fibrosis
Breath Analysis in Children by New Point-of-care Instruments
In this study new hand-held devices for measuring exhaled breath will be tested in children with asthma, CF, and healthy controls. Main objectives will be feasibility and discriminative value of these techniques.
- Trial name
- NCT03377686
- Testing
- inflammation markers in exhaled breath
- Where
- Netherlands
- Volunteers
- 56 people, healthy volunteers welcome
- Sponsor
- Maastricht University Medical Center
Helicobacter Pylori, Safety
PyloPlus Urea Breath Test System Pediatric Safety and Efficacy Study
This is a multi-center, non-randomized, open label study. Subjects will be enrolled on a walk-in basis. Screening data will be reviewed to determine subject eligibility.
- Conditions
- Helicobacter Pylori, Safety, Efficacy
- Trial name
- NCT05276557
- Testing
- PyloPlus Urea Breath Test System, Stool Antigen Test
- Where
- 3 sites in United States
- Volunteers
- 40 people, healthy volunteers welcome
- Sponsor
- ARJ Medical, Inc.
Tuberculosis
eNose-TB: Electronic Nose for Tuberculosis Screening
An electronic-nose (e-nose) is being investigated as a diagnostic tool for tuberculosis by examining exhaled breath of the patients. Universitas Gadjah Mada has developed an e-nose device for TB diagnostic tool.
- Trial name
- NCT04567498
- Testing
- exhaled breath sampling
- Where
- 3 sites in Indonesia
- Volunteers
- 1,778 people, healthy volunteers welcome
- Sponsor
- Gadjah Mada University
Celiac Disease
Rifaximin for the Treatment of Persistent Symptoms in Patients With Celiac Disease
Celiac disease is a condition in which the small intestine is damaged by gluten, the storage protein of wheat and similar proteins in barley and rye.
- Trial name
- NCT01137955
- Testing
- Rifaximin
- Where
- United States
- Volunteers
- 50 people
- Sponsor
- Columbia University
Gastroparesis
13C-Spirulina Nitrogen Content GEBT Study
The purpose of this study is to determine whether there is a difference in the human in vivo response to 13C-Spirulina meals manufactured using 13C-Spirulina containing different levels of protein (as measured by %nitrogen).
- Trial name
- NCT04635306
- Testing
- Approved GEBT test meal
- Where
- United States
- Volunteers
- 12 people, healthy volunteers welcome
- Sponsor
- Cairn Diagnostics