Independent directory Public ClinicalTrials.gov records United States
Clinical Trials Finder
Objective public record navigation
Search Results

Search by objective public record fields.

Search by query text, NCT ID, condition, intervention, sponsor, city, state, recruitment status, phase, study type, healthy volunteer eligibility, sex, or age. Results are retrieved from ClinicalTrials.gov and synchronized into the directory. Search pages remain noindex by default.

Clear filters
ClinicalTrials.gov public records Last synced Jul 23, 2026, 5:20 AM EDT

Data is sourced from official ClinicalTrials.gov public API records. Always review the official ClinicalTrials.gov record for the latest information.

Showing 25–48 of 24 matching trials from the live ClinicalTrials.gov search.
Local D1 index available.
Filters: Condition: Bariatric Surgery Patient Clear all
Active, not recruiting Phase 4 Interventional

Bariatric Surgery vs. Semaglutide vs. Tirzepatide

NCT06803888
View directory record Official record
Conditions
Obesity and Obesity-related Medical Conditions
Interventions
Bariatric Surgery, Semaglutide, Tirzepatide
Procedure · Drug
Lead sponsor
Ali Aminian
Other
Eligibility
18 Years to 70 Years
Enrollment
125 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2027
U.S. locations
1
States / cities
Cleveland, Ohio
Source: ClinicalTrials.gov public record
Updated May 17, 2026 · Synced Jul 23, 2026, 5:20 AM EDT
Completed Phase 1 Interventional

Evaluation of Single Ascending Doses of Subcutaneous Exendin 9-39 in Patients With Post-Bariatric Hypoglycemia

NCT02996812
View directory record Official record
Conditions
Hyperinsulinemia Hypoglycemia
Interventions
Exendin (9-39)
Drug
Lead sponsor
Tracey McLaughlin
Other
Eligibility
18 Years to 65 Years
Enrollment
9 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2016
U.S. locations
1
States / cities
Stanford, California
Source: ClinicalTrials.gov public record
Updated Dec 3, 2024 · Synced Jul 23, 2026, 5:20 AM EDT
Completed No phase listed Observational

Cognitive Effects of Bariatric Surgery

NCT00671775
View directory record Official record
Conditions
Bariatric Surgery Patients
Interventions
Not listed
Lead sponsor
National Institute of Diabetes and Digestive and Kidney Diseases (NIDDK)
NIH
Eligibility
25 Years to 70 Years
Enrollment
253 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005 – 2010
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Mar 6, 2018 · Synced Jul 23, 2026, 5:20 AM EDT
Completed Phase 2 Interventional Accepts healthy volunteers Results available

The Effect of Bariatric Surgery on Metabolism, the Metabolome and Microbiome in Patients With Type 2 Diabetes

NCT02762708
View directory record Official record
Conditions
Type 2 Diabetes Mellitus, Obesity
Interventions
Roux-en-Y Gastric Bypass (RYGB), Caloric Restriction, Exendin-9,39, Normal Saline
Procedure · Behavioral · Drug
Lead sponsor
Mayo Clinic
Other
Eligibility
20 Years to 65 Years
Enrollment
12 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2018
U.S. locations
1
States / cities
Rochester, Minnesota
Source: ClinicalTrials.gov public record
Updated May 2, 2022 · Synced Jul 23, 2026, 5:20 AM EDT
Completed No phase listed Observational

Laparoscopic Revision Gastric Bypass for Weight Recidivism

NCT01040572
View directory record Official record
Conditions
Weight Regain, Weight Recidivism, Obesity Recidivism, Clinically Severe Obesity
Interventions
Not listed
Lead sponsor
University of California, San Francisco
Other
Eligibility
18 Years to 65 Years
Enrollment
132 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009
U.S. locations
1
States / cities
Fresno, California
Source: ClinicalTrials.gov public record
Updated Dec 28, 2009 · Synced Jul 23, 2026, 5:20 AM EDT
Completed No phase listed Observational Results available

Tylenol Levels in Bariatric Patients

NCT02982928
View directory record Official record
Conditions
Obesity
Interventions
Not listed
Lead sponsor
Nationwide Children's Hospital
Other
Eligibility
12 Years to 21 Years
Enrollment
11 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2018
U.S. locations
1
States / cities
Columbus, Ohio
Source: ClinicalTrials.gov public record
Updated Jun 18, 2019 · Synced Jul 23, 2026, 5:20 AM EDT
Completed Not applicable Interventional

Comparative Effectiveness of Metabolic and Bariatric Surgery With PROMs

NCT02749305
View directory record Official record
Conditions
Bariatric Surgery, Metabolic Surgery, Weight Reduction
Interventions
Collection of patient-reported outcome measures
Other
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
0 Years and older
Enrollment
11,146 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2024
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Apr 19, 2025 · Synced Jul 23, 2026, 5:20 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Nutritional Effect of an Amino Acid Mixture on Lean Body Mass (LBM) in Post-bariatric Surgery Patients

NCT00473356
View directory record Official record
Conditions
Obesity, Post-gastric Bypass
Interventions
receive amino acid supplement
Dietary Supplement
Lead sponsor
University of Alabama at Birmingham
Other
Eligibility
18 Years and older
Enrollment
30 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2007 – 2010
U.S. locations
1
States / cities
Birmingham, Alabama
Source: ClinicalTrials.gov public record
Updated Nov 18, 2013 · Synced Jul 23, 2026, 5:20 AM EDT
Terminated Phase 2 Interventional

Effects of Caloric Restriction Alone Versus Postoperative Caloric Restriction Following Bariatric Surgery on Glucose Metabolism in Patients With Diabetes Mellitus

NCT01083108
View directory record Official record
Conditions
Obesity, Bariatric Surgery, Morbid Obesity, Diabetes Mellitus Type 2, Diet Therapy
Interventions
Roux-en-Y Gastric Bypass, Caloric Restriction
Other
Lead sponsor
National Institute of Diabetes and Digestive and Kidney Diseases (NIDDK)
NIH
Eligibility
18 Years to 60 Years
Enrollment
5 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2019
U.S. locations
3
States / cities
Baltimore, Maryland • Bethesda, Maryland • Nashville, Tennessee
Source: ClinicalTrials.gov public record
Updated Dec 16, 2019 · Synced Jul 23, 2026, 5:20 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Increasing Physical Activity Among Inactive Bariatric Surgery Patients (Bari-Active)

NCT00962325
View directory record Official record
Conditions
Physical Activity, Weight Loss, Health-related Quality of Life
Interventions
Intervention to increase physical activity
Behavioral
Lead sponsor
The Miriam Hospital
Other
Eligibility
21 Years to 70 Years
Enrollment
80 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2009 – 2015
U.S. locations
1
States / cities
Providence, Rhode Island
Source: ClinicalTrials.gov public record
Updated Mar 15, 2016 · Synced Jul 23, 2026, 5:20 AM EDT
Recruiting Phase 1 Interventional

Semaglutide (SEMA) for Alcohol Use Disorder (AUD) After Metabolic and Bariatric Surgery (MBS)

NCT07223983
View directory record Official record
Conditions
Alcohol Use Disorder, Weight Loss, Bariatric Surgery Patients
Interventions
Semaglutide 1.0 mg
Drug
Lead sponsor
Yale University
Other
Eligibility
18 Years and older
Enrollment
10 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026
U.S. locations
1
States / cities
New Haven, Connecticut
Source: ClinicalTrials.gov public record
Updated May 11, 2026 · Synced Jul 23, 2026, 5:20 AM EDT
Completed No phase listed Observational Results available

Laparoscopic Versus Transabdominal Ultrasound in Morbidly Obese Patients

NCT00971750
View directory record Official record
Conditions
Cholelithiasis, Ultrasonography, Laparoscopic Gastric Bypass
Interventions
Not listed
Lead sponsor
Gundersen Lutheran Medical Foundation
Other
Eligibility
18 Years and older
Enrollment
253 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2003 – 2011
U.S. locations
1
States / cities
La Crosse, Wisconsin
Source: ClinicalTrials.gov public record
Updated Jul 10, 2012 · Synced Jul 23, 2026, 5:20 AM EDT
Terminated No phase listed Observational

Recovery of Ventilation After General Anesthesia in Morbidly Obese Patients

NCT03925610
View directory record Official record
Conditions
Morbid Obesity, Opioid-Related Disorders, Surgery--Complications, Sleep Apnea Syndromes
Interventions
Not listed
Lead sponsor
Stanford University
Other
Eligibility
18 Years to 65 Years
Enrollment
8 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2020
U.S. locations
1
States / cities
Stanford, California
Source: ClinicalTrials.gov public record
Updated Mar 21, 2021 · Synced Jul 23, 2026, 5:20 AM EDT
Terminated Phase 4 Interventional Accepts healthy volunteers Results available

A Study to Compare Neostigmine vs Sugammadex in Length of PACU Stay in Patients Undergoing Sleeve Gastrectomy Surgery

NCT03276026
View directory record Official record
Conditions
Postoperative Nausea and Vomiting, Respiratory Conditions Due to Other External Agents
Interventions
Sugammadex, Neostigmine
Drug
Lead sponsor
Virtua Health, Inc.
Other
Eligibility
18 Years to 85 Years
Enrollment
68 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018
U.S. locations
1
States / cities
Mount Holly, New Jersey
Source: ClinicalTrials.gov public record
Updated May 27, 2019 · Synced Jul 23, 2026, 5:20 AM EDT
Completed Not applicable Interventional Results available

Pancreatic Enzymes to Restore Digestive Function in Malnourished Gastric Bypass Patients

NCT00510744
View directory record Official record
Conditions
Obesity
Interventions
pancreatic enzyme supplement
Drug
Lead sponsor
University of Pittsburgh
Other
Eligibility
18 Years to 65 Years
Enrollment
5 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2015
U.S. locations
1
States / cities
Pittsburgh, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Jun 1, 2016 · Synced Jul 23, 2026, 5:20 AM EDT
Terminated Phase 4 Interventional Results available

Treatment of GLP-1 for Diabetic Bariatric Patients

NCT04624672
View directory record Official record
Conditions
Diabetes Mellitus, Type 2
Interventions
Semaglutide (1 Mg Dose), Placebo
Drug
Lead sponsor
Geisinger Clinic
Other
Eligibility
18 Years to 75 Years
Enrollment
3 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2022
U.S. locations
1
States / cities
Danville, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Nov 13, 2023 · Synced Jul 23, 2026, 5:20 AM EDT
Completed No phase listed Observational

Protocol for the Assessment of Variability in Histology and Gene Expression in Bariatric Surgery Patients.

NCT00280527
View directory record Official record
Conditions
Obesity
Interventions
Not listed
Lead sponsor
Northwestern University
Other
Eligibility
18 Years to 65 Years
Enrollment
43 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2008
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated Dec 19, 2011 · Synced Jul 23, 2026, 5:20 AM EDT
Withdrawn No phase listed Observational

OnQ Pain Pump Effectiveness in Post Operative Pain Control in Bariatric Patients

NCT03159130
View directory record Official record
Conditions
Morbid Obesity
Interventions
Not listed
Lead sponsor
William Beaumont Army Medical Center
Federal
Eligibility
18 Years to 80 Years
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2014
U.S. locations
1
States / cities
El Paso, Texas
Source: ClinicalTrials.gov public record
Updated May 17, 2017 · Synced Jul 23, 2026, 5:20 AM EDT
Completed Not applicable Interventional

Aromatherapy in Management of Postoperative Nausea in Post-Bariatric Surgery Patients

NCT03130218
View directory record Official record
Conditions
Bariatric Surgery Candidate, Nausea, Postoperative
Interventions
Peppermint oil aromatherapy
Other
Lead sponsor
Lancaster General Hospital
Other
Eligibility
18 Years to 70 Years
Enrollment
204 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2019
U.S. locations
1
States / cities
Lancaster, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Feb 18, 2020 · Synced Jul 23, 2026, 5:20 AM EDT
Recruiting No phase listed Observational Accepts healthy volunteers

The Metabolic and Genetic Drivers of Body Composition Changes Following Weight Loss Surgery

NCT07178704
View directory record Official record
Conditions
Bariatric Surgery Patients
Interventions
Not listed
Lead sponsor
The University of Texas Medical Branch, Galveston
Other
Eligibility
18 Years to 65 Years
Enrollment
100 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2027
U.S. locations
1
States / cities
Galveston, Texas
Source: ClinicalTrials.gov public record
Updated Jul 9, 2026 · Synced Jul 23, 2026, 5:20 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Biomarkers of Liver Pathology in Patients With Presumed Non-Alcoholic Steatohepatitis Following Bariatric Surgery

NCT03294850
View directory record Official record
Conditions
NASH - Nonalcoholic Steatohepatitis; NAFLD - Nonalcoholic Fatty Liver Disease
Interventions
Bariatric surgery, HepQuant SHUNT Dual Cholate Liver Diagnostic Kit
Procedure · Device
Lead sponsor
AdventHealth Translational Research Institute
Other
Eligibility
18 Years and older
Enrollment
14 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2020
U.S. locations
1
States / cities
Orlando, Florida
Source: ClinicalTrials.gov public record
Updated Jul 15, 2021 · Synced Jul 23, 2026, 5:20 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Reducing Sedentary Time in Obese Adults

NCT01688804
View directory record Official record
Conditions
Sedentary Behavior
Interventions
Behavioral intervention to reduce sedentary time delivered via mobile smartphone
Behavioral
Lead sponsor
The Miriam Hospital
Other
Eligibility
21 Years to 65 Years
Enrollment
60 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2013 – 2014
U.S. locations
1
States / cities
Providence, Rhode Island
Source: ClinicalTrials.gov public record
Updated Mar 23, 2015 · Synced Jul 23, 2026, 5:20 AM EDT
Not listed Phase 2Phase 3 Interventional

The Effects of Exenatide After Gastric Restriction

NCT00872378
View directory record Official record
Conditions
Morbid Obesity
Interventions
Exenatide, Placebo
Drug
Lead sponsor
Advanced Specialty Care
Other
Eligibility
18 Years and older
Enrollment
28 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2010
U.S. locations
2
States / cities
Bend, Oregon
Source: ClinicalTrials.gov public record
Updated Mar 30, 2009 · Synced Jul 23, 2026, 5:20 AM EDT
Active, not recruiting Not applicable Interventional

Weight Loss Clinical Decision Support

NCT05198765
View directory record Official record
Conditions
Diabetes Mellitus, Type 2, Obesity
Interventions
BMI-CDS
Behavioral
Lead sponsor
HealthPartners Institute
Other
Eligibility
18 Years to 75 Years
Enrollment
10,120 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2026
U.S. locations
1
States / cities
Minneapolis, Minnesota
Source: ClinicalTrials.gov public record
Updated Nov 9, 2025 · Synced Jul 23, 2026, 5:20 AM EDT