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Showing 1–15 of 15 matching trials from the live ClinicalTrials.gov search.
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Filters: Intervention: Gastric Emptying Breath Test Clear all
Completed Not applicable Interventional Accepts healthy volunteers

ABCA2 GIRMS Analytical Validation Clinical Performance Study

NCT04607304
View directory record Official record
Conditions
Gastroparesis
Interventions
ABCA2 GIRMS
Device
Lead sponsor
Cairn Diagnostics
Industry
Eligibility
18 Years to 85 Years
Enrollment
95 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2021
U.S. locations
1
States / cities
Brentwood, Tennessee
Source: ClinicalTrials.gov public record
Updated Jul 29, 2021 · Synced Sep 26, 2026, 10:39 AM EDT
Enrolling by invitation No phase listed Observational

Endoscopic Metabolic and Bariatric Therapies

NCT05725967
View directory record Official record
Conditions
Obesity, Obesity, Morbid, Obesity Associated Disorder, Bariatric Surgery Candidate, Fistula, Gastric, Roux-en-y Anastomosis Site, Ulcer, Gastric, Abdominal Pain, Abdominal Obesity, Complication of Surgical Procedure, Complication of Treatment, Complication,Postoperative, Weight Gain, Weight Loss, Leak, Anastomotic, Delayed Gastric Emptying Following Procedure
Interventions
Primary Obesity Endoscopic Procedures, Endoscopic Revision of Bariatric Surgical Procedures, Bariatric Surgery Procedures, Endoscopic Sleeve Gastroplasty, Trans-oral Outlet Reduction, Intragastric Balloon, Primary obesity surgery endoluminal, Restorative obesity surgery endoluminal, Argon Plasma Coagulation, Gastroplasty with Endoscopic Myotomy, Bariatric Endoscopic Antral Myotomy, Pylorus Sparing Antral Myotomy, Aspiration Therapy
Procedure · Device
Lead sponsor
Christopher C. Thompson, MD, MSc
Other
Eligibility
18 Years to 80 Years
Enrollment
5,000 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2029
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Dec 1, 2025 · Synced Sep 26, 2026, 10:39 AM EDT
Recruiting No phase listed Observational

Prevalence of Gastric Motor Dysfunction and Upper GI Symptoms in Gastric Antral Vascular Ectasias

NCT06306963
View directory record Official record
Conditions
Gastric Antral Vascular Ectasia, Cirrhosis, Chronic Kidney Disease
Interventions
Gastric Emptying Breath Test
Diagnostic Test
Lead sponsor
Mayo Clinic
Other
Eligibility
19 Years and older
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2026
U.S. locations
1
States / cities
Rochester, Minnesota
Source: ClinicalTrials.gov public record
Updated Mar 3, 2026 · Synced Sep 26, 2026, 10:39 AM EDT
Active, not recruiting Not applicable Interventional

Evaluation of Bariatric Endoscopic Antral Myotomy (BEAM) as a Treatment for Obesity

NCT05713071
View directory record Official record
Conditions
Obesity, Weight Loss, Delayed Gastric Emptying Following Procedure, Obesity, Mild, Obesity, Morbid, Obesity; Excess Calories
Interventions
Bariatric Endoscopic Antral Myotomy
Procedure
Lead sponsor
Brigham and Women's Hospital
Other
Eligibility
18 Years to 70 Years
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2026
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Jun 24, 2026 · Synced Sep 26, 2026, 10:39 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Carbon-13 (13C)-Spirulina Platensis Gastric Emptying Breath Test (GEBT)

NCT01248221
View directory record Official record
Conditions
Dyspepsia
Interventions
[13C]-Spirulina platensis and 99mTc sulfur colloid
Drug
Lead sponsor
Mayo Clinic
Other
Eligibility
18 Years to 70 Years
Enrollment
30 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2010 – 2011
U.S. locations
1
States / cities
Rochester, Minnesota
Source: ClinicalTrials.gov public record
Updated Mar 17, 2013 · Synced Sep 26, 2026, 10:39 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

GEBT Telehealth Administration Usability Study

NCT04684992
View directory record Official record
Conditions
Gastroparesis
Interventions
GEBT Telehealth Administration Usability
Device
Lead sponsor
Cairn Diagnostics
Industry
Eligibility
18 Years and older
Enrollment
36 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2021
U.S. locations
1
States / cities
Brentwood, Tennessee
Source: ClinicalTrials.gov public record
Updated Aug 23, 2021 · Synced Sep 26, 2026, 10:39 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

GEBT Lot-to-Lot and Biological Variability

NCT04772261
View directory record Official record
Conditions
Gastroparesis
Interventions
13C-Spirulina GEBT
Diagnostic Test
Lead sponsor
Cairn Diagnostics
Industry
Eligibility
18 Years to 85 Years
Enrollment
21 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2022
U.S. locations
1
States / cities
Brentwood, Tennessee
Source: ClinicalTrials.gov public record
Updated Jan 17, 2022 · Synced Sep 26, 2026, 10:39 AM EDT
Completed Phase 2 Interventional

Phase 2 Study to Evaluate the Preliminary Performance of the C13-URA Breath Test Kit in Dyspeptic Subjects

NCT01677338
View directory record Official record
Conditions
Dyspeptic Subjects
Interventions
13C-uracil, 99mTc sulfur colloid
Drug
Lead sponsor
Otsuka Pharmaceutical Co., Ltd.
Industry
Eligibility
21 Years to 65 Years
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2014
U.S. locations
2
States / cities
Orlando, Florida • Lebanon, New Hampshire
Source: ClinicalTrials.gov public record
Updated Apr 7, 2019 · Synced Sep 26, 2026, 10:39 AM EDT
Terminated Phase 2 Interventional Results available

Comparison of Two Macrolides, Azithromycin and Erythromycin, for Symptomatic Treatment of Gastroparesis

NCT01323582
View directory record Official record
Conditions
Gastroparesis
Interventions
Erythromycin, Azithromycin
Drug
Lead sponsor
University of Florida
Other
Eligibility
18 Years to 65 Years
Enrollment
26 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2012
U.S. locations
1
States / cities
Gainesville, Florida
Source: ClinicalTrials.gov public record
Updated Dec 4, 2014 · Synced Sep 26, 2026, 10:39 AM EDT
Terminated Not applicable Interventional Accepts healthy volunteers

13C-Spirulina Nitrogen Content GEBT Study

NCT04635306
View directory record Official record
Conditions
Gastroparesis
Interventions
Approved GEBT test meal
Diagnostic Test
Lead sponsor
Cairn Diagnostics
Industry
Eligibility
18 Years to 85 Years
Enrollment
12 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2021
U.S. locations
1
States / cities
Brentwood, Tennessee
Source: ClinicalTrials.gov public record
Updated Aug 2, 2021 · Synced Sep 26, 2026, 10:39 AM EDT
Recruiting No phase listed Observational

Efficacy and Safety of Endoscopic Antral Myotomy as a Novel Weight Loss Procedure

NCT05711758
View directory record Official record
Conditions
Obesity, Obesity, Morbid, Obesity, Primary, Metabolic Disease, Delayed Gastric Emptying Following Procedure
Interventions
PSAM Treatment Patients
Procedure
Lead sponsor
Christopher C. Thompson, MD, MSc
Other
Eligibility
18 Years to 70 Years
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2027
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Mar 1, 2026 · Synced Sep 26, 2026, 10:39 AM EDT
Completed Phase 1 Interventional

Relationship Between Gastric Emptying and Glycemic Variability in Type 1 Diabetes Mellitus

NCT02755064
View directory record Official record
Conditions
Diabetes Mellitus, Type 1
Interventions
Erythromycin lactobionate, Placebo IV, [13C]-Spirulina, Erythromycin Ethylsuccinate Suspension, Placebo Suspension
Drug
Lead sponsor
Adil Bharucha
Other
Eligibility
Not listed
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2013
U.S. locations
1
States / cities
Rochester, Minnesota
Source: ClinicalTrials.gov public record
Updated Apr 27, 2016 · Synced Sep 26, 2026, 10:39 AM EDT
Completed Phase 2 Interventional Results available

Dose Response of 28 Days of Dosing of GSK962040 in Type I and II Diabetic Male and Female Subjects With Gastroparesis

NCT01262898
View directory record Official record
Conditions
Gastroparesis
Interventions
GSK962040 (5 mg tablet), GSK962040 (25 mg tablet), GSK962040 (125 mg tablet), Placebo
Drug
Lead sponsor
GlaxoSmithKline
Industry
Eligibility
18 Years to 80 Years
Enrollment
79 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2013
U.S. locations
9
States / cities
Concord, California • Indianapolis, Indiana • Chevy Chase, Maryland + 6 more
Source: ClinicalTrials.gov public record
Updated Jul 14, 2021 · Synced Sep 26, 2026, 10:39 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Establishing a Pediatric Reference Range for the 13C-Spirulina Gastric Emptying Breath Test (GEBT)

NCT06004596
View directory record Official record
Conditions
Gastroparesis
Interventions
13C-Spirulina Gastric Emptying Breath Test (GEBT), 13C-Spirulina Gastric Emptying Breath Test (GEBT) - repeat
Diagnostic Test
Lead sponsor
Cairn Diagnostics
Industry
Eligibility
7 Years to 18 Years
Enrollment
182 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2024
U.S. locations
3
States / cities
Brentwood, Tennessee • Houston, Texas • Milwaukee, Wisconsin
Source: ClinicalTrials.gov public record
Updated Oct 2, 2024 · Synced Sep 26, 2026, 10:39 AM EDT
Terminated No phase listed Observational

Gastric Emptying Using Two Imaging Methods for Those Who Have Undergone POSE2 Weight Loss Procedure

NCT04502732
View directory record Official record
Conditions
Weight Loss
Interventions
NSSM and GEBT
Other
Lead sponsor
Mayo Clinic
Other
Eligibility
22 Years to 65 Years
Enrollment
5 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020
U.S. locations
1
States / cities
Rochester, Minnesota
Source: ClinicalTrials.gov public record
Updated Nov 1, 2023 · Synced Sep 26, 2026, 10:39 AM EDT