Clinical trials: Breath Tests
Cirrhosis
Breath Test to Assess Hepatic Metabolic Reserve and to Predict Hepatic Decompensation in Cirrhotics
The three objectives of this trial are: 1. To demonstrate that a decline in hepatic metabolic function as measured by BreathID will correlate with changes in CTP and MELD scores in patients with cirrhosis. 2.
- Trial name
- NCT00375011
- Where
- 3 sites in United States, Israel
- Volunteers
- 200 people
- Sponsor
- Meridian Bioscience, Inc.
Insulin Sensitivity/Resistance
Assessment of Insulin Sensitivity in Healthy Adults by a 13C-glucose Breath Test : Method Development and Validation
The current research project aims to assess the insulin resistance (less sensitivity), from measures of insulin and glucose in response to a standard oral intake of glucose (standardized oral glucose tolerance test).
- Trial name
- NCT06766617
- Testing
- 75 gr Glucose
- Where
- Switzerland
- Volunteers
- 7 people, healthy volunteers welcome
- Sponsor
- Société des Produits Nestlé (SPN)
Gastritis H Pylori
14-day Quadruple Therapy Versus Triple Therapy in HP Eradication
In this prospective randomized-controlled study, treatment-naive H. pylori-infected patients are randomized to receive either standard triple therapy or sequential therapy.
- Trial name
- HEPRA (NCT04769583)
- Testing
- metronidazole based quadriple therapy
- Where
- Tunisia
- Volunteers
- 121 people
- Sponsor
- mohamed bouchoucha
Gastroparesis, Functional Dyspepsia
Effects of Liraglutide on Body Surface Gastric Mapping
Aim 1: To investigate, in healthy participants, the effect of liraglutide injection on gastric electrophysiology (as measured by body surface gastric mapping using the Gastric Alimetry device) during an 13-dayramping dose of…
- Conditions
- Gastroparesis, Functional Dyspepsia, Chronic Nausea and Vomiting Syndrome, Healthy
- Trial name
- NCT06500130
- Testing
- Body Surface Gastric Mapping
- Where
- New Zealand
- Volunteers
- 22 people, healthy volunteers welcome
- Sponsor
- Alimetry
Dyspnea, Unexplained Chronic Dyspnea
Establishing Clinical Utility for a New Diagnostic Test for Patients With Shortness of Breath
This study will collect high-quality data on how practicing specialist physicians, specifically cardiologists and pulmonologists, across the U.S.
- Trial name
- NCT04693793
- Testing
- Education Materials and Janssen Test
- Where
- United States
- Volunteers
- 219 people, healthy volunteers welcome
- Sponsor
- Qure Healthcare, LLC
Helicobacter Pylori Infection
Evaluation of SQ109 Plus PPI in Urea Breath Test-Positive Volunteers
Helicobacter pylori infection of the gastric epithelium is the most common bacterial infection worldwide. Its global prevalence is estimated at 50%, though the burden falls disproportionately on the developing world, where the…
- Trial name
- NCT01252108
- Testing
- SQ109
- Volunteers
- healthy volunteers welcome
- Sponsor
- Sequella, Inc.
Breast Cancer
Identification of Breast Cancer in Breath Samples Using Trained Detection Dogs
The goal of this study is to find out whether a system that uses trained detection dogs and artificial intelligence (AI) can identify breast cancer from a person's breath.
- Trial name
- PINK (NCT07038785)
- Testing
- Breath test
- Where
- 6 sites in United States, Israel
- Volunteers
- 1,204 people, healthy volunteers welcome
- Sponsor
- SpotitEarly
Helicobacter Pylori Infection
13-C Urea Breath Test Using BreathID System and PPIs (Proton Pump Inhibitors)
Approximately 200 patients with suspected H.pylori will be tested with a 13C-Urea Breath Test (UBT) to ascertain H.pylori positive.
- Trial name
- NCT00825630
- Testing
- Lansoprazole (Lanton), Omeprezole (Losec), Pantoprazole(Controloc)
- Where
- Israel
- Volunteers
- 123 people
- Sponsor
- Meridian Bioscience, Inc.
Lactose Intolerance
HYBRID: Hydrogen Breath Test in Lactose Digestion
The purpose of this study is to investigate the effect of a fermented infant formula on lactose digestion in lactose intolerant adults.
- Trial name
- HYBRID (NCT02703987)
- Testing
- Fermented infant milk formula, Non-fermented infant milk formula
- Where
- Singapore
- Volunteers
- 30 people, healthy volunteers welcome
- Sponsor
- Danone Asia Pacific Holdings Pte, Ltd.
Chronic Liver Disease
Prediction Value of the BreathID 13C-Methacetin Breath Test for Hepatic Decompensation
The objectives of this study are: To evaluate the ability of the Methacetin Breath Test (MBT) to detect hepatic decompensation events To evaluate the relationship between liver Biopsy and clinical outcome and show that the MBT…
- Trial name
- NCT02084160
- Where
- 4 sites in United States, Israel
- Volunteers
- 579 people
- Sponsor
- Meridian Bioscience, Inc.
Covid19
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
- COVID-19 (NCT04602949)
- Testing
- Breath Biopsy Analysis
- Where
- Israel
- Volunteers
- 2,558 people, healthy volunteers welcome
- Sponsor
- Scentech Medical Technologies Ltd
Dyspeptic Subjects
Phase 2 Study to Evaluate the Preliminary Performance of the C13-URA Breath Test Kit in Dyspeptic Subjects
This study is a multi-center, open-label comparison study and aimed to evaluate the preliminary performance of this 13C-uracil GEBT to examine its abilities of identifying abnormal (delayed) gastric emptying rates in subjects.
- Trial name
- NCT01677338
- Testing
- 13C-uracil, 99mTc sulfur colloid
- Where
- 2 sites in United States
- Volunteers
- 20 people
- Sponsor
- Otsuka Pharmaceutical Co., Ltd.
Chronic Liver Disease, Cirrhosis
MBT Versus HVPG in Identifying Responders to Portal Hypertension Therapy
The purpose of this study is to determine the effect on the (carbon 13 labelled(13C)-Methacetin Breath Test (MBT) of i.v. propranolol, a non-selective beta blocker (NSBB) following initial administration and after chronic use of…
- Conditions
- Chronic Liver Disease, Cirrhosis, Esophageal Varices, Portal Hypertension
- Trial name
- NCT01851252
- Testing
- Methacetin (with Breath testing device)
- Where
- Israel
- Volunteers
- 19 people
- Sponsor
- Meridian Bioscience, Inc.
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
Papulopustular Rosacea
Safety and Efficacy of Rifaximin in Patients With Papulopustular Rosacea and Positive Lactulose Breath Test
Preliminary evidence suggests that treatment with rifaximin may be beneficial in patients with papulopustular rosacea. The present clinical trial is aimed to investigate the safety and efficacy of oral rifaximin delayed release…
- Trial name
- NCT03864978
- Testing
- Rifaximin delayed release 400 mg tablet
- Where
- 12 sites in Italy
- Volunteers
- 236 people
- Sponsor
- Alfasigma S.p.A.
Gastroparesis
ABCA2 GIRMS Analytical Validation Clinical Performance Study
The purpose of this study is to collect human breath samples for use in a validation study intended to demonstrate equivalent clinical performance measures of new ABCA2 GIRMS (Automated Breath Carbon Analyzer-2 Gas Isotope Ratio…
- Trial name
- NCT04607304
- Testing
- ABCA2 GIRMS
- Where
- United States
- Volunteers
- 95 people, healthy volunteers welcome
- Sponsor
- Cairn Diagnostics
Patients With Compensated Liver Cirrhosis
Assessing Portal Hypertension With Methacetin Breath Test
This study will be used to train an algorithm using Methacetin breath test (MBT) measures and to select a cut-off to determine presence or absence of Clinically Significant Portal Hypertension (CSPH) as defined by Hepatic Venous…
- Trial name
- NCT02143778
- Testing
- Methacetin Breath Test
- Where
- 8 sites in United States, France and 2 more
- Volunteers
- 246 people
- Sponsor
- Meridian Bioscience, Inc.
Suspicion of Being Infected With H.Pylori
Show Equivalence of the Modified BreathID Compared to Currently Approved BreathID in H.Pylori Detection
The purpose of this study is to confirm equivalence of a new generation breath analyzer (Modified BreathID) in its ability to detect H. pylori compared to the currently approved BreathID® System.
- Trial name
- NCT01650831
- Testing
- Modified BreathID
- Where
- United States
- Volunteers
- 113 people
- Sponsor
- Meridian Bioscience, Inc.
Gastrointestinal Symptoms, Breath Test
Effect of Probiotic Supplementation on Lactose Maldigestion Induced by Fat-free Milk
The main objective of the study is to investigate the effect of probiotic supplementation on lactose maldigestion.
- Trial name
- NCT03659747
- Testing
- Probiotic, Lactrase
- Where
- Germany
- Volunteers
- 34 people
- Sponsor
- Danisco
Radiation Injury
Breath Test for Biomarkers in Humans Receiving Total Body Irradiation
The effect of radiation on normal tissue varies widely between individuals. Consequently, a test to measure tissue response to radiation could be clinically useful by permitting more accurate titration of dosage in patients…
- Trial name
- NCT02152722
- Where
- 3 sites in United States
- Volunteers
- 30 people
- Sponsor
- Menssana Research, Inc.