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ClinicalTrials.gov public records Last synced Sep 28, 2026, 11:18 AM EDT

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Showing 25–48 of 24 matching trials from the live ClinicalTrials.gov search.
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Conditions
Obesity, Obesity, Morbid, Obesity, Primary, Gastro-Intestinal Disorder, Overweight and Obesity, Overweight, Overweight or Obesity, Diabetes Type 2, Diabetes Mellitus, Diabetes Mellitus, Type 2, Hypertension, Hyperlipidemias, Sleep Apnea, GERD, Gastroesophageal Reflux, Musculoskeletal Pain Disorder, Cancer
Interventions
Blood Collection, Urine Collection, Tissue Sample Collection
Diagnostic Test
Lead sponsor
Pichamol Jirapinyo, MD, MPH
Other
Eligibility
18 Years and older
Enrollment
500 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2029
U.S. locations
1
States / cities
Boston, Massachusetts
Completed No phase listed Observational

Assessment of Changes in Abdominal Fat

NCT00228579
Conditions
Obesity
Interventions
Not listed
Lead sponsor
Indiana University
Other
Eligibility
18 Years to 65 Years · Female only
Enrollment
60 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2003 – 2020
U.S. locations
1
States / cities
West Lafayette, Indiana
Conditions
Bariatric Surgery Candidate
Interventions
Zoledronic Acid, Calcium citrate + vitamin D, Vitamin D3
Drug · Dietary Supplement
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
25 Years to 100 Years
Enrollment
6 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2020
U.S. locations
1
States / cities
Boston, Massachusetts
Conditions
Obesity, Adolescent Obesity, Body-Weight Trajectory, Weight Loss Trajectory, Bariatric Surgery, Anti-obesity Agents
Interventions
Injectable semaglutide or injectable tirzepatide, Standard postoperative care
Drug · Behavioral
Lead sponsor
University of Colorado, Denver
Other
Eligibility
12 Years to 24 Years
Enrollment
40 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2027
U.S. locations
1
States / cities
Aurora, Colorado
Completed Not applicable Interventional Accepts healthy volunteers

fMRI and Appetite-Related Hormones Pre and Post Obesity Surgery

NCT01583725
Conditions
Obesity
Interventions
Liquid meal responses, fMRI responses to food-cues
Procedure · Behavioral
Lead sponsor
New York Obesity and Nutrition Research Center
Other
Eligibility
18 Years to 65 Years
Enrollment
120 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2010 – 2015
U.S. locations
1
States / cities
New York, New York
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
Conditions
Morbid Obesity, Endometrial Pathology, Menstrual Irregularities
Interventions
Not listed
Lead sponsor
University of Virginia
Other
Eligibility
18 Years to 75 Years · Female only
Enrollment
100 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2011 – 2015
U.S. locations
1
States / cities
Charlottesville, Virginia
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
Conditions
Obesity, Overweight
Interventions
Teaching Obesity Treatments to Adult Learners (TOTAL), Usual care
Behavioral
Lead sponsor
VA Office of Research and Development
Federal
Eligibility
18 Years to 70 Years
Enrollment
440 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2026
U.S. locations
2
States / cities
West Los Angeles, California • Madison, Wisconsin
Conditions
Postoperative Quality of Recovery
Interventions
Opioid Free Total Intravenous Anesthesia, Total Intravenous anesthesia with opioid
Combination Product
Lead sponsor
Northwell Health
Other
Eligibility
18 Years to 70 Years
Enrollment
58 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2023
U.S. locations
1
States / cities
Manhasset, New York
Conditions
Hypoglycemia, Reactive, Hypoglycemia
Interventions
Dexcom CGM masked, Dexcom CGM unmasked
Device
Lead sponsor
Joslin Diabetes Center
Other
Eligibility
18 Years to 65 Years
Enrollment
26 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2023
U.S. locations
1
States / cities
Boston, Massachusetts
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
Terminated Not applicable Interventional

Crural Dissection in Sleeve Gastrectomy

NCT04168060
Conditions
Sleeve Gastrectomy
Interventions
Crura dissection, Sleeve gastrectomy, Hiatal hernia repair
Procedure
Lead sponsor
University of Miami
Other
Eligibility
18 Years to 69 Years
Enrollment
124 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2025
U.S. locations
1
States / cities
Miami, Florida
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
Conditions
Bariatric Surgery, Cardiac Surgery With Sternotomy, Post-operative Pain
Interventions
Suzetrigine, Placebo
Drug
Lead sponsor
Icahn School of Medicine at Mount Sinai
Other
Eligibility
18 Years to 85 Years
Enrollment
235 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026
U.S. locations
1
States / cities
New York, New York
Conditions
Severe Obesity, Obesity, BMI Greater Than 30
Interventions
Tirzepatide, Standard of Care post-gastric bypass
Drug · Other
Lead sponsor
Vanderbilt University Medical Center
Other
Eligibility
25 Years to 65 Years
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2027
U.S. locations
1
States / cities
Nashville, Tennessee
Completed No phase listed Observational Accepts healthy volunteers

Skeletal Health in Bariatric Surgery Patients

NCT03331536
Conditions
Bariatric Surgery, Osteoporosis, Fractures, Bone, Roux En-Y Gastric Bypass, Sleeve Gastrectomy, Menopause, Premenopause
Interventions
Roux en Y Gastric Bypass Pre-menopausal, Roux en Y Gastric Bypass Post-menopausal, Sleeve Gastrectomy Pre-menopausal, Sleeve Gastrectomy Post-menopausal
Procedure
Lead sponsor
University of Alabama at Birmingham
Other
Eligibility
19 Years and older · Female only
Enrollment
27 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2020
U.S. locations
1
States / cities
Birmingham, Alabama
Conditions
Obesity, Morbid, Postoperative Pain, Postoperative Nausea and Vomiting
Interventions
Gabapentin, Placebo
Drug
Lead sponsor
Medical University of South Carolina
Other
Eligibility
18 Years to 80 Years
Enrollment
62 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2011
U.S. locations
1
States / cities
Charleston, South Carolina
Completed No phase listed Observational Results available

Diabetes and Gastric By- Pass

NCT01153516
Conditions
Type 2 Diabetes
Interventions
Not listed
Lead sponsor
University of Texas Southwestern Medical Center
Other
Eligibility
18 Years to 65 Years
Enrollment
22 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2012
U.S. locations
1
States / cities
Dallas, Texas
Conditions
Breast Cancer, Morbid Obesity, Bariatric Surgery Candidate
Interventions
Bariatric surgery
Procedure
Lead sponsor
The Cleveland Clinic
Other
Eligibility
40 Years to 74 Years · Female only
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2023
U.S. locations
1
States / cities
Weston, Florida
Conditions
Gastric Cancer, Colon Cancer
Interventions
Cook Medical EMR Gel
Drug
Lead sponsor
Antonios Likourezos
Other
Eligibility
18 Years to 65 Years
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2022
U.S. locations
1
States / cities
Brooklyn, New York
Completed No phase listed Observational Results available

Tylenol Levels in Bariatric Patients

NCT02982928
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
Conditions
Gastroesophageal Reflux Disease
Interventions
Transoral Fundoplication and Sleeve Gastrectomy, Gastric Bypass
Procedure
Lead sponsor
Lexington Health Incorporated
Other
Eligibility
18 Years and older
Enrollment
180 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2032
U.S. locations
1
States / cities
West Columbia, South Carolina
Completed Not applicable Interventional Results available

LAGB as a Treatment for Morbid Obesity in Adolescents

NCT01045499
Conditions
Morbid Obesity, Obstructive Sleep Apnea Syndrome, Metabolic Syndrome, Insulin Resistance, Nonalcoholic Fatty Liver Disease
Interventions
Laparoscopic adjustable gastric banding (Allergan Lap Band)
Device
Lead sponsor
Jeffrey L Zitsman, MD
Other
Eligibility
13 Years to 19 Years
Enrollment
137 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005 – 2017
U.S. locations
1
States / cities
New York, New York