Clinical trials: Breath Tests
Breast Cancer
Breath Test for Women Receiving Tamoxifen in the Prevention or Treatment of Breast Cancer
RATIONALE: A breath test that measures enzymes may be effective in identifying women in whom tamoxifen may not be effective. PURPOSE: This clinical trial is studying a breath test to see how well it works in women receiving…
- Trial name
- NCT00873366
- Testing
- dextromethorphan hydrobromide, tamoxifen citrate, high performance liquid chromatography
- Where
- 2 sites in United States
- Volunteers
- 92 people
- Sponsor
- Mayo Clinic
Congenital Sucrase-isomaltase Deficiency (CSID)
Congenital Sucrase-Isomaltase Deficiency (CSID) Genetic Prevalence Study (GPS)
Congenital sucrose-isomaltase deficiency (CSID) is a rare, genetic disease in which mutations in the sucrose-isomaltase (SI) gene cause digestion problems of sucrose resulting in diarrhea and abdominal pain.
- Trial name
- CSID GPS (NCT01914003)
- Where
- 19 sites in United States
- Volunteers
- 53 people
- Sponsor
- QOL Medical, LLC
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
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.
Liver Diseases, Liver Cancer
Breath Analysis Based Disease Biomarkers
The purpose of the study is to develop a clinical test based on breath analysis that can be used for disease diagnosis or prognosis.
- Conditions
- Liver Diseases, Liver Cancer, COVID19
- Trial name
- NCT04341012
- Testing
- Collection of breath sample
- Where
- United States
- Volunteers
- 46 people, healthy volunteers welcome
- Sponsor
- Mayo Clinic
Helicobacter Pylori Infection
Exalenz Lab Mode System Compared to Biopsy for H.Pylori Detection
The Exalenz Dual Mode BreathID® Hp System comprised of IDkit: Hp™ TWO and the Dual Mode BreathID® Hp test device will be used to perform a urea breath test in the initial diagnosis and post treatment monitoring of H.pylori…
- Trial name
- NCT02528721
- Testing
- Dual Mode BreathID Hp System
- Where
- 13 sites in United States, Israel
- Volunteers
- 282 people
- Sponsor
- Meridian Bioscience, Inc.
Colorectal Cancer, Colorectal Polyps
The Colorectal Breath Analysis (COBRA) Study
This study aims to determine whether a breath test could be used for early detection of colorectal cancer and colorectal polyps.
- Conditions
- Colorectal Cancer, Colorectal Polyps, Colorectal Adenocarcinoma
- Trial name
- COBRA (NCT03699163)
- Testing
- Breath sample
- Where
- 8 sites in United Kingdom
- Volunteers
- 1,855 people
- Sponsor
- Imperial College London
Metabolic Syndrome, Nonalcoholic Fatty Liver Disease
Prediction of Severity of Liver Disease by a 13C Octanoate Breath Test (OBT)
The purpose of the study is to demonstrate that the ¹³C-Octanoate Breath Test (OBT) can be used as an aid, in conjunction with other clinical information and medical history, for evaluating disease severity and detecting NASH…
- Trial name
- NCT01244503
- Testing
- Sodium Octanoate Breath Test
- Where
- 2 sites in United States
- Volunteers
- 61 people
- Sponsor
- Virginia Commonwealth University
Pneumonia, Bacterial
Urease Breath Test for Rapid Characterization of Pneumonia
This is a Phase 1, open label, evaluation of a 13C-urea breath test for the detection of urease-producing bacteria in patient with pneumonia in the emergency department.
- Trial name
- NCT03100760
- Testing
- 13C-urea breath test
- Where
- United States
- Volunteers
- 75 people
- Sponsor
- University of New Mexico
Chronic Liver Disease, Hepatocellular Carcinoma (HCC)
Detection of Hepatocellular Carcinoma (HCC) With Octanoate Breath ID Test Compared to MRI
The Exalenz clinical investigation is a multicenter, non-randomized, study of the ¹³C-Octanoate Breath Test (OBT). The present study is a feasibility trial, which aims to evaluate the capability of the OBT measurement to…
- Trial name
- OBT for HCC (NCT01433016)
- Testing
- 13C Sodium Octanoate
- Where
- Canada
- Volunteers
- 20 people
- Sponsor
- Meridian Bioscience, Inc.
Gastroparesis
Dose Response of 28 Days of Dosing of GSK962040 in Type I and II Diabetic Male and Female Subjects With Gastroparesis
GSK962040 is a novel small molecule motilin agonist. The Phase I studies (MOT107043 and MOT109681) demonstrated that single doses of GSK962040 up to 150 mg and repeat dosing of up to 125 mg/day for 14 days were well tolerated…
- Trial name
- NCT01262898
- Testing
- GSK962040 (5 mg tablet), GSK962040 (25 mg tablet), GSK962040 (125 mg tablet)
- Where
- 22 sites in United States, Australia and 4 more
- Volunteers
- 79 people
- Sponsor
- GlaxoSmithKline
Bronchiectasis
Assessment of an Exhaled Breath Test to Detect Bronchiectasis
To investigate whether the breath test is able to detect bronchiectasis using breathomics. This study was conducted with a prospective specimen collection, evaluator-blinded, case-controlled clinical study designed to evaluate…
- Trial name
- NCT05293314
- Testing
- An exhaled breath test
- Where
- China
- Volunteers
- 544 people, healthy volunteers welcome
- Sponsor
- Shanghai Pulmonary Hospital, Shanghai, China
Cirrhosis
Use of Methacetin Breath Test to Predict Liver Failure in Patients With Cirrhosis
The methacetin breath test (MBT) is a non-invasive liver function test which measures the ability of the liver to metabolize a tracer dose of a compound to carbon dioxide, which is exhaled.
- Trial name
- NCT01157845
- Testing
- BreathID (Methacetin breath test)
- Where
- 4 sites in United States, Israel
- Volunteers
- 165 people
- Sponsor
- Virginia Commonwealth University
H. Pylori Infection
ARJ C13 Urea Breath Test System
An open-label, comparative group study to evaluate the equivalency of the PyloPlus 13C Urea Breath Test to predicate devices on the market.
- Trial name
- NCT04036838
- Testing
- PyloPlus UBT System, Histology, Rapid Urease Test
- Where
- 6 sites in United States
- Volunteers
- 415 people
- Sponsor
- ARJ Medical, Inc.
Cannabis Intoxication
The Impact and Detection of Driving Impairments Associated With Acute Cannabis Smoking
This study was authorized by the California Legislature (Assembly Bill 266, the Medical Marijuana Regulation and Safety Act to help with detection of driving under the influence of cannabis.
- Trial name
- NCT02849587
- Testing
- Cannabis
- Where
- United States
- Volunteers
- 199 people, healthy volunteers welcome
- Sponsor
- University of California, San Diego
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.
Non-Alcoholic Steatohepatitis
BREATHID Octanoate Breath Test With or Without Methacetin Breath Test for Correlation With Biopsy in NASH
This study's aim is to develop an algorithm for the ¹³C-Octanoate Breath Test with or without the ¹³C-Methacetin Breath Test (OBT and MBT respectively) for correlation with histological findings associated with of Non-Alcoholic…
- Trial name
- NCT02314026
- Testing
- Suspected NASH BreathID test with 13C-Octanoate, Suspected NASH Breath test with 13C Methacetin
- Where
- 11 sites in United States, Belgium and 2 more
- Volunteers
- 140 people
- Sponsor
- Meridian Bioscience, Inc.
Helicobacter Pylori Infection
Urea Breath Test (UBT) With Breath Hp System /BreathID Hp Lab System Pediatrics
Clinical Study to Confirm Safety and Accuracy in Detection of H. pylori with 13C-Urea Breath Test using the BreathID® Hp and BreathID® Hp Lab Systems in the Pediatric Population
- Trial name
- NCT02905825
- Testing
- BreathID® Hp System, BreathID® Hp Lab System, Stool Test
- Where
- 6 sites in United States, Israel
- Volunteers
- 54 people
- Sponsor
- Meridian Bioscience, Inc.
Advanced Cancers, Dyspnea
Breakthrough Dyspnea Fentanyl Study in Cancer Patients
The goal of this clinical research study is to learn if fentanyl given under the skin can reduce shortness of breath in cancer patients. Researchers also want to learn if it can help to improve your physical function.
- Trial name
- NCT01515566
- Testing
- Fentanyl, Walking Tests, Questionnaires
- Where
- United States
- Volunteers
- 26 people
- Sponsor
- M.D. Anderson Cancer Center
Irritable Bowel Syndrome
A Longitudinal Study to Identify IBS Phenotypes Using Fecal Microbiota and Hydrogen Breath Testing
Diarrhea-predominant irritable bowel syndrome (IBS-D) is a highly prevalent but poorly understood condition with limited treatment options.
- Trial name
- NCT03219528
- Testing
- Rifaximin 550 MG, Low FODMAP Diet
- Where
- United States
- Volunteers
- 74 people
- Sponsor
- University of Michigan