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ClinicalTrials.gov public records Last synced Oct 9, 2026, 6:08 AM EDT

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Showing 241–264 of 453 matching trials from the live ClinicalTrials.gov search.
Filters: Condition: Bariatric Surgical Procedure Clear all
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 28, 2019 · Synced Oct 9, 2026, 6:08 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Cerebrospinal Fluid Biomarkers in Bariatric Surgery

NCT04350892
View directory record Official record
Conditions
Obesity
Interventions
Roux-en-Y Gastric Bypass (RYGB), Sleeve Gastrectomy (SG), Very Low Calorie Diet (VLCD)
Procedure · Behavioral
Lead sponsor
Columbia University
Other
Eligibility
18 Years to 65 Years
Enrollment
51 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2025
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Jan 28, 2026 · Synced Oct 9, 2026, 6:08 AM EDT
Active, not recruiting Phase 3 Interventional

Avexitide for Treatment of Post-Bariatric Hypoglycemia

NCT06747468
View directory record Official record
Conditions
Post Bariatric Hypoglycemia
Interventions
Avexitide, Placebo
Drug · Other
Lead sponsor
Amylyx Pharmaceuticals Inc.
Industry
Eligibility
18 Years and older
Enrollment
75 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2027
U.S. locations
21
States / cities
Stanford, California • Aurora, Colorado • Jacksonville, Florida + 16 more
Source: ClinicalTrials.gov public record
Updated Aug 24, 2026 · Synced Oct 9, 2026, 6:08 AM EDT
Completed No phase listed Observational

The Long Term Impact of Bariatric Surgery on Quality of Life

NCT01722279
View directory record Official record
Conditions
Obesity
Interventions
Bariatric surgery
Procedure
Lead sponsor
Ascension St. Vincent Carmel Hospital
Other
Eligibility
18 Years and older
Enrollment
414 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2012
U.S. locations
1
States / cities
Carmel, Indiana
Source: ClinicalTrials.gov public record
Updated Nov 6, 2012 · Synced Oct 9, 2026, 6:08 AM EDT
Completed Phase 2 Interventional

Improving Patient Decisions About Bariatric Surgery

NCT02364128
View directory record Official record
Conditions
Morbid Obesity, Weight Reduction
Interventions
Decider Guider: Weight Loss
Behavioral
Lead sponsor
University of Michigan
Other
Eligibility
18 Years and older
Enrollment
1,000 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2018
U.S. locations
1
States / cities
Ann Arbor, Michigan
Source: ClinicalTrials.gov public record
Updated Sep 26, 2018 · Synced Oct 9, 2026, 6:08 AM EDT
Completed No phase listed Observational

WeighT LOSS Surgery and Comprehensive Cardiometabolic Responses to to EXercise

NCT06576050
View directory record Official record
Conditions
Heart Failure, Obesity, Weight Loss, Heart Failure With Preserved Ejection Fraction
Interventions
Not listed
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
40 Years and older
Enrollment
21 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2025
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Aug 13, 2026 · Synced Oct 9, 2026, 6:08 AM EDT
Completed Phase 4 Interventional Accepts healthy volunteers Results available

The Effect of Liposomal Bupivacaine on Post Operative Pain and Narcotic Use After Bariatric Surgery

NCT03196505
View directory record Official record
Conditions
Bariatric Surgery Candidate, Pain, Postoperative
Interventions
Exparel 266 MG Per 20 ML Injection, Bupivacaine
Drug
Lead sponsor
University of California, San Francisco
Other
Eligibility
18 Years to 65 Years
Enrollment
231 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2019
U.S. locations
1
States / cities
Fresno, California
Source: ClinicalTrials.gov public record
Updated Nov 25, 2020 · Synced Oct 9, 2026, 6:08 AM EDT
Not yet recruiting No phase listed Observational Accepts healthy volunteers

Pelvic Floor Disorder Symptoms in Women Seeking Weight Loss Therapy

NCT07175805
View directory record Official record
Conditions
Lower Urinary Tract Symptoms, Stress Urinary Incontinence, Urge Urinary Incontinence, Overactive Bladder, Pelvic Organ Prolapse, Weight Loss, Fecal Incontinence, Bariatric Surgery, glp1 Agonist
Interventions
Bariatric Surgery, GLP1 receptor agonist
Procedure · Drug
Lead sponsor
Hartford HealthCare
Other
Eligibility
18 Years to 90 Years · Female only
Enrollment
200 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2027
U.S. locations
1
States / cities
Hartford, Connecticut
Source: ClinicalTrials.gov public record
Updated Sep 16, 2025 · Synced Oct 9, 2026, 6:08 AM EDT
Completed No phase listed Observational

A Study of the Pre- and Post-operative Semen Analyses and Reproductive Hormone Levels of Men Undergoing Weight-reduction Surgery

NCT00596739
View directory record Official record
Conditions
Male Infertility
Interventions
Not listed
Lead sponsor
University of Pennsylvania
Other
Eligibility
18 Years to 65 Years · Male only
Enrollment
60 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2009
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Aug 17, 2016 · Synced Oct 9, 2026, 6:08 AM EDT
Completed No phase listed Observational

Comparative Effectiveness of Bariatric Surgery Versus Medical Management to Induce Diabetes Remission in Diabetic Patients With BMI 30-35

NCT01423877
View directory record Official record
Conditions
Diabetes
Interventions
Not listed
Lead sponsor
NYU Langone Health
Other
Eligibility
18 Years to 80 Years
Enrollment
55 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2013
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Apr 1, 2014 · Synced Oct 9, 2026, 6:08 AM EDT
Completed No phase listed Observational

Prophylactic Use of Enoxaparin in Morbidly Obese Adolescents During Bariatric Surgery

NCT01587781
View directory record Official record
Conditions
Obesity
Interventions
Not listed
Lead sponsor
Janelle Vaughns
Other
Eligibility
12 Years to 20 Years
Enrollment
12 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2021
U.S. locations
1
States / cities
Washington D.C., District of Columbia
Source: ClinicalTrials.gov public record
Updated Mar 17, 2022 · Synced Oct 9, 2026, 6:08 AM EDT
Completed Phase 4 Interventional Results available

A Pilot Study of the Efficacy of Alli in the Management of Pre-operative Weight Loss Required for Bariatric Surgery.

NCT01035333
View directory record Official record
Conditions
Obesity
Interventions
Orlistat
Drug
Lead sponsor
Albany College of Pharmacy and Health Sciences
Other
Eligibility
18 Years and older
Enrollment
19 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2011
U.S. locations
1
States / cities
Albany, New York
Source: ClinicalTrials.gov public record
Updated Apr 4, 2014 · Synced Oct 9, 2026, 6:08 AM EDT
Withdrawn No phase listed Observational Accepts healthy volunteers

Effects of Weight Loss From Bariatric Surgery on Intraocular Pressure (IOP)

NCT00837226
View directory record Official record
Conditions
Intraocular Pressure
Interventions
Not listed
Lead sponsor
The University of Texas Health Science Center, Houston
Other
Eligibility
18 Years and older
Healthy volunteers
Accepts healthy volunteers
Timeline
2010
U.S. locations
1
States / cities
Bellaire, Texas
Source: ClinicalTrials.gov public record
Updated Dec 8, 2015 · Synced Oct 9, 2026, 6:08 AM EDT
Completed No phase listed Observational Accepts healthy volunteers

Effect of Aging on Bariatric Surgery-induced Changes in Metabolism and Cognition

NCT02088190
View directory record Official record
Conditions
Insulin Resistance, Cognitive Impairment
Interventions
Sleeve gastrectomy
Procedure
Lead sponsor
Ohio State University
Other
Eligibility
21 Years to 80 Years
Enrollment
11 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2014 – 2021
U.S. locations
1
States / cities
Columbus, Ohio
Source: ClinicalTrials.gov public record
Updated Jun 27, 2022 · Synced Oct 9, 2026, 6:08 AM EDT
Completed Phase 3 Interventional

Pharmacokinetic Properties of Sertraline Before and After Gastric Bypass Surgery

NCT01214382
View directory record Official record
Conditions
Roux en Y Gastric Bypass Surgery
Interventions
Sertraline
Drug
Lead sponsor
North Dakota State University
Other
Eligibility
18 Years to 60 Years
Enrollment
31 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2014
U.S. locations
1
States / cities
Fargo, North Dakota
Source: ClinicalTrials.gov public record
Updated Apr 6, 2016 · Synced Oct 9, 2026, 6:08 AM EDT
Completed No phase listed Observational Accepts healthy volunteers

Longitudinal Assessment of Bariatric Surgery

NCT00433810
View directory record Official record
Conditions
Morbid Obesity
Interventions
Not listed
Lead sponsor
University of Pittsburgh
Other
Eligibility
18 Years and older
Enrollment
5,102 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2005 – 2007
U.S. locations
10
States / cities
Sacramento, California • New York, New York • Greenville, North Carolina + 4 more
Source: ClinicalTrials.gov public record
Updated Dec 24, 2010 · Synced Oct 9, 2026, 6:08 AM EDT
Completed Not applicable Interventional

The Feasibility and Acceptability of Utilizing Telehealth for Increasing Access to Bariatric Surgery

NCT05678179
View directory record Official record
Conditions
Telehealth, Face-2-Face (F2F)
Interventions
Telehealth, In Person (Face-2-Face)
Behavioral
Lead sponsor
Mayo Clinic
Other
Eligibility
18 Years to 80 Years
Enrollment
50 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2024
U.S. locations
1
States / cities
Jacksonville, Florida
Source: ClinicalTrials.gov public record
Updated Jan 7, 2025 · Synced Oct 9, 2026, 6:08 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Feasibility of Use of BariCare App in Pre-bariatric Surgery.

NCT01708135
View directory record Official record
Conditions
Obesity
Interventions
Use of smartphone app
Behavioral
Lead sponsor
Mayo Clinic
Other
Eligibility
18 Years and older
Enrollment
30 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2012 – 2014
U.S. locations
1
States / cities
Rochester, Minnesota
Source: ClinicalTrials.gov public record
Updated Sep 16, 2014 · Synced Oct 9, 2026, 6:08 AM EDT
Not listed No phase listed Observational

Capnography in the Post-Anesthesia Care Unit (PACU)

NCT03076047
View directory record Official record
Conditions
Obstructive Sleep Apnea, Bariatric Surgery Candidate, Respiratory Insufficiency
Interventions
end-tidal CO2 (ETCO2) monitoring
Device
Lead sponsor
University of South Florida
Other
Eligibility
18 Years and older
Enrollment
100 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2023
U.S. locations
1
States / cities
Tampa, Florida
Source: ClinicalTrials.gov public record
Updated Jun 30, 2022 · Synced Oct 9, 2026, 6:08 AM EDT
Not listed No phase listed Observational

Appetite Suppression / Hormone Study Control Group

NCT02029677
View directory record Official record
Conditions
Morbid Obesity, Bariatric Surgery Patient
Interventions
Not listed
Lead sponsor
Oregon Weight Loss Surgery, LLC
Other
Eligibility
18 Years to 69 Years
Enrollment
10 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2024
U.S. locations
1
States / cities
Portland, Oregon
Source: ClinicalTrials.gov public record
Updated May 31, 2024 · Synced Oct 9, 2026, 6:08 AM EDT
Completed Not applicable Interventional

Fitbit / Healthy Weight Management Study

NCT02381262
View directory record Official record
Conditions
Obesity, Bariatric Surgery
Interventions
Fitbit
Behavioral
Lead sponsor
Lancaster General Hospital
Other
Eligibility
18 Years and older
Enrollment
213 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2019
U.S. locations
1
States / cities
Lancaster, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Aug 30, 2019 · Synced Oct 9, 2026, 6:08 AM EDT
Terminated Phase 1 Interventional Accepts healthy volunteers

Role of GLP-1 in Hyperinsulinemic Hypoglycemia Post-bariatric Surgery

NCT02550145
View directory record Official record
Conditions
Hypoglycemia
Interventions
Exendin (9-39), Placebo
Drug · Other
Lead sponsor
Tracey McLaughlin
Other
Eligibility
18 Years to 65 Years
Enrollment
10 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
Started 2014
U.S. locations
1
States / cities
Stanford, California
Source: ClinicalTrials.gov public record
Updated Dec 4, 2024 · Synced Oct 9, 2026, 6:08 AM EDT
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
140 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2027
U.S. locations
1
States / cities
Cleveland, Ohio
Source: ClinicalTrials.gov public record
Updated Sep 3, 2026 · Synced Oct 9, 2026, 6:08 AM EDT
Completed Phase 4 Interventional Accepts healthy volunteers

A Comparison of Sustained and Extended Release Bupropion Following Bariatric Surgery

NCT02173886
View directory record Official record
Conditions
Roux en Y Gastric Bypass
Interventions
Bupropion SR and XL
Drug
Lead sponsor
North Dakota State University
Other
Eligibility
18 Years to 65 Years
Enrollment
20 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2014 – 2015
U.S. locations
1
States / cities
Fargo, North Dakota
Source: ClinicalTrials.gov public record
Updated Sep 28, 2016 · Synced Oct 9, 2026, 6:08 AM EDT