Independent directory Public ClinicalTrials.gov records United States
Clear filters

These results were retrieved from the live ClinicalTrials.gov registry. Filters and sort order apply to this result list.

ClinicalTrials.gov public records Last synced Oct 17, 2026, 11:32 AM EDT

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

Showing 1–24 of 526 matching trials from the live ClinicalTrials.gov search.
Completed Not applicable Interventional Accepts healthy volunteers

Mother and Child Health Outcomes After Maternal Bariatric Surgery

NCT03297307
Conditions
Weight Loss
Interventions
Presurgical Counseling
Behavioral
Lead sponsor
University of Nebraska
Other
Eligibility
19 Years to 55 Years
Enrollment
5 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2022
U.S. locations
1
States / cities
Omaha, Nebraska
Recruiting No phase listed Observational Accepts healthy volunteers

Investigating the Link Between Type 2 Immunity and NAFLD in Human Obesity

NCT04232566
Conditions
Obesity, Morbid, NASH - Nonalcoholic Steatohepatitis, Chronic Inflammation
Interventions
Bariatric surgery
Procedure
Lead sponsor
Mayo Clinic
Other
Eligibility
30 Years to 70 Years
Enrollment
60 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2027
U.S. locations
1
States / cities
Scottsdale, Arizona
Conditions
Bariatric - Sleeve Gastrectomy Staple Line Reinforcement, Gynecology - Vaginal Cuff Closure
Interventions
Robotic Suturing of gastric sleeve oversew and vaginal cuff closure
Device
Lead sponsor
Ethicon, Inc.
Industry
Eligibility
18 Years and older
Enrollment
161 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2023
U.S. locations
4
States / cities
Miami, Florida • Albany, New York • New York, New York
Completed Not applicable Interventional Accepts healthy volunteers

Metabolism and Bariatric Surgery Study

NCT03371368
Conditions
Insulin Resistance, Obesity
Interventions
Roux-en-Y Gastric Bypass (RYGBP), Sleeve Gastrectomy (SG), Very Low Calorie Diet (VLCD)
Procedure · Behavioral
Lead sponsor
Columbia University
Other
Eligibility
18 Years to 65 Years
Enrollment
70 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2023
U.S. locations
1
States / cities
New York, New York
Conditions
Obesity
Interventions
Not listed
Lead sponsor
Ohio State University
Other
Eligibility
18 Years to 89 Years
Enrollment
23 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2011
U.S. locations
1
States / cities
Columbus, Ohio
Conditions
Abdominal Surgery Patients
Interventions
Dexmedetomidine
Drug
Lead sponsor
University of Texas Southwestern Medical Center
Other
Eligibility
18 Years to 70 Years
Timeline
2007
U.S. locations
1
States / cities
Dallas, Texas
Conditions
Weight Regain Post Bariatric Surgery
Interventions
Naltrexone HCl/Bupropion HCl Placebo, Naltrexone HCl/Bupropion HCl
Drug
Lead sponsor
Takeda
Industry
Eligibility
18 Years to 65 Years
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2017
U.S. locations
2
States / cities
Chicago, Illinois • Boston, Massachusetts
Conditions
Obesity, Diabetes Mellitus
Interventions
Not listed
Lead sponsor
NYU Langone Health
Other
Eligibility
18 Years and older
Enrollment
2 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2012
U.S. locations
1
States / cities
New York, New York
Terminated Not applicable Interventional Accepts healthy volunteers

Sleep, Insulin Sensitivity, and Weight in Adolescents Post-bariatric Surgery

NCT04202731
Conditions
Sleep
Interventions
PBS Study
Behavioral
Lead sponsor
University of Colorado, Denver
Other
Eligibility
12 Years to 21 Years
Enrollment
5 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2023
U.S. locations
1
States / cities
Aurora, Colorado
Conditions
Morbid Obesity, Non-alcoholic Fatty Liver Disease
Interventions
low carbohydrate diet, low-fat diet
Other
Lead sponsor
University of Michigan
Other
Eligibility
18 Years to 55 Years
Enrollment
31 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2012
U.S. locations
1
States / cities
Ann Arbor, Michigan
Completed No phase listed Observational Accepts healthy volunteers

Prospective Study of Hormone Levels After Bariatric Surgery

NCT00627315
Conditions
Obesity
Interventions
Gastric bypass, Gastric banding
Procedure
Lead sponsor
Columbia University
Other
Eligibility
18 Years and older
Enrollment
236 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2003 – 2018
U.S. locations
1
States / cities
New York, New York
Conditions
Obesity, Type2 Diabetes, Bariatric Surgery Candidate
Interventions
Not listed
Lead sponsor
Tulane University
Other
Eligibility
18 Years to 70 Years
Enrollment
10 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2019
U.S. locations
1
States / cities
New Orleans, Louisiana
Completed No phase listed Observational

Microbes and Bariatric Surgery

NCT01130207
Conditions
Obesity, Diabetes, Periodontal Disease
Interventions
Not listed
Lead sponsor
State University of New York - Upstate Medical University
Other
Eligibility
18 Years to 65 Years
Enrollment
34 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2013
U.S. locations
1
States / cities
Syracuse, New York
Conditions
Loss-of-Control Eating, Obesity/Overweight
Interventions
Naltrexone and Bupropion (NB) medication, Placebo
Drug · Other
Lead sponsor
Yale University
Other
Eligibility
18 Years to 70 Years
Enrollment
24 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2026
U.S. locations
1
States / cities
New Haven, Connecticut
Not listed Not applicable Interventional Accepts healthy volunteers

Safety and Feasibility of ActivSightTM in Human

NCT04633512
Conditions
Acute Cholecystitis, Colorectal Cancer, Diverticulitis, Colonic, Obesity, Morbid, Inflammatory Bowel Diseases
Interventions
ActivSight
Device
Lead sponsor
Activ Surgical
Industry
Eligibility
18 Years and older
Enrollment
67 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2025
U.S. locations
3
States / cities
Buffalo, New York • Houston, Texas • Sugar Land, Texas
Conditions
Post Operative Pain, Acute, Bariatric Surgery Candidate, Postoperative Pain
Interventions
ZYNRELEF 200Mg-6Mg Extended-Release Solution
Drug
Lead sponsor
Dr. Yannis Raftopoulos
Other
Eligibility
18 Years and older
Enrollment
120 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2024
U.S. locations
1
States / cities
Holyoke, Massachusetts
Completed No phase listed Observational Accepts healthy volunteers

Contributing Factors in the Pathobiology of Airway Remodeling in Obesity

NCT03115632
Conditions
Asthma, Obesity, Obesity, Morbid, Bariatric Surgery Candidate
Interventions
Not listed
Lead sponsor
Duke University
Other
Eligibility
18 Years to 60 Years
Enrollment
31 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2023
U.S. locations
2
States / cities
Durham, North Carolina
Conditions
Obesity
Interventions
EXPAREL, On-Q Pain Ball
Drug
Lead sponsor
Pacira Pharmaceuticals, Inc
Industry
Eligibility
18 Years to 80 Years
Enrollment
101 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2013
U.S. locations
1
States / cities
San Antonio, Texas
Conditions
Clinically Severe Obesity, Inadequate Weight Loss, Obesity Recidivism
Interventions
Not listed
Lead sponsor
University of California, San Francisco
Other
Eligibility
18 Years to 65 Years
Enrollment
70 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009
U.S. locations
1
States / cities
Fresno, California
Completed Phase 3 Interventional Accepts healthy volunteers Results available

Effects of Gastric Bypass on Blood Levels of Duloxetine

NCT00989157
Conditions
Bariatric Surgery
Interventions
Duloxetine
Drug
Lead sponsor
Neuropsychiatric Research Institute, Fargo, North Dakota
Other
Eligibility
18 Years to 60 Years
Enrollment
20 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2009 – 2012
U.S. locations
1
States / cities
Fargo, North Dakota
Conditions
Obesity
Interventions
LAP-BAND (Allergan, Inc.)
Device
Lead sponsor
University of Texas Southwestern Medical Center
Other
Eligibility
14 Years to 17 Years
Enrollment
16 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2016
U.S. locations
1
States / cities
Dallas, Texas
Conditions
Bariatric Surgery
Interventions
Observational study - there is no intervention
Other
Lead sponsor
Christiana Care Health Services
Other
Eligibility
18 Years to 60 Years
Enrollment
37 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2012
U.S. locations
1
States / cities
Newark, Delaware
Completed Not applicable Interventional Accepts healthy volunteers Results available

Exendin-9,39 and Satiety After Bariatric Surgery

NCT02779075
Conditions
Obesity
Interventions
Saline, Exendin-9,39
Drug
Lead sponsor
Mayo Clinic
Other
Eligibility
20 Years to 70 Years
Enrollment
29 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2019
U.S. locations
1
States / cities
Rochester, Minnesota
Conditions
Metabolic and Nutritional Complications, Protein Malnutrition, Intestinal Malabsorptive Syndrome, Metabolic Bone Disease
Interventions
Not listed
Lead sponsor
University of California, San Francisco
Other
Eligibility
18 Years to 65 Years
Enrollment
10 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009
U.S. locations
1
States / cities
Fresno, California