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ClinicalTrials.gov public records Last synced Oct 1, 2026, 2:56 PM EDT

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Showing 73–96 of 249 matching trials from the live ClinicalTrials.gov search.
Filters: Condition: Obesity, Morbid Clear all
Completed No phase listed Observational Results available

LAP-BAND AP Early Experience Trial (APEX)

NCT00501085
View directory record Official record
Conditions
Obesity, Morbid
Interventions
LAP-BAND AP Adjustable Gastric Banding System
Device
Lead sponsor
Apollo Endosurgery, Inc.
Industry
Eligibility
18 Years and older
Enrollment
521 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2013
U.S. locations
1
States / cities
Austin, Texas
Source: ClinicalTrials.gov public record
Updated Jan 19, 2015 · Synced Oct 1, 2026, 2:56 PM EDT
Completed Phase 4 Interventional Results available

Post Implantation/Post Market Evaluation of the Swedish Adjustable Gastric Band

NCT00543140
View directory record Official record
Conditions
Morbid Obesity
Interventions
REALIZE™ Swedish Adjustable Gastric Band
Device
Lead sponsor
Ethicon Endo-Surgery
Industry
Eligibility
18 Years to 60 Years
Enrollment
303 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2015
U.S. locations
8
States / cities
La Jolla, California • Los Angeles, California • Miami, Florida + 5 more
Source: ClinicalTrials.gov public record
Updated Mar 9, 2016 · Synced Oct 1, 2026, 2:56 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Use of High Flow Nasal Cannula During Sedation of Morbidly Obese Patients in the Endoscopy Suite

NCT02859597
View directory record Official record
Conditions
Morbid Obesity, Noninvasive Ventilation, Deep Sedation
Interventions
High flow nasal cannula, Nasal Cannula
Device
Lead sponsor
Montefiore Medical Center
Other
Eligibility
18 Years and older
Enrollment
41 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2018
U.S. locations
1
States / cities
The Bronx, New York
Source: ClinicalTrials.gov public record
Updated Apr 16, 2020 · Synced Oct 1, 2026, 2:56 PM EDT
Terminated Not applicable Interventional Results available

Management of Reflux After Sleeve Using Stretta

NCT02637713
View directory record Official record
Conditions
GERD, Morbid Obesity
Interventions
Stretta, Radiofrequency (RF) Energy to the LES (Stretta Procedure)
Device · Procedure
Lead sponsor
Montefiore Medical Center
Other
Eligibility
18 Years to 80 Years
Enrollment
5 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2019
U.S. locations
13
States / cities
Los Angeles, California • Stanford, California • Norwalk, Connecticut + 8 more
Source: ClinicalTrials.gov public record
Updated Jan 23, 2024 · Synced Oct 1, 2026, 2:56 PM EDT
Completed No phase listed Observational

Energy Expenditure and Gastric Bypass Surgery Study

NCT00671957
View directory record Official record
Conditions
Morbid Obesity
Interventions
Not listed
Lead sponsor
Oregon Health and Science University
Other
Eligibility
18 Years to 80 Years
Enrollment
40 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2019
U.S. locations
1
States / cities
Portland, Oregon
Source: ClinicalTrials.gov public record
Updated Jun 21, 2019 · Synced Oct 1, 2026, 2:56 PM EDT
Active, not recruiting Not applicable Interventional Accepts healthy volunteers Results available

Positive Psychology Intervention for Patients Post-bariatric Surgery and Their Partners

NCT05958615
View directory record Official record
Conditions
Obesity, Morbid
Interventions
Reimagining Us in the Context of Bariatric Surgery (ReConnect)
Behavioral
Lead sponsor
Larissa McGarrity, Ph.D.
Other
Eligibility
18 Years and older
Enrollment
82 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2026
U.S. locations
1
States / cities
Salt Lake City, Utah
Source: ClinicalTrials.gov public record
Updated Jun 8, 2026 · Synced Oct 1, 2026, 2:56 PM EDT
Not listed Not applicable Interventional

M-Health Administered Sleep Treatment to Enhance Recovery in Bariatric Populations (MASTER)

NCT04619771
View directory record Official record
Conditions
Insomnia, Morbid Obesity
Interventions
Cognitive Behavioral Therapy for Insomnia
Behavioral
Lead sponsor
Stony Brook University
Other
Eligibility
18 Years to 64 Years
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2022
U.S. locations
1
States / cities
Stony Brook, New York
Source: ClinicalTrials.gov public record
Updated Mar 17, 2021 · Synced Oct 1, 2026, 2:56 PM EDT
Completed Phase 2 Interventional Results available

Topiramate in Adolescents With Severe Obesity

NCT01859013
View directory record Official record
Conditions
Obesity, Morbid, Obesity, Weight Loss
Interventions
Topiramate, Placebo
Drug · Other
Lead sponsor
University of Minnesota
Other
Eligibility
12 Years to 17 Years
Enrollment
34 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2017
U.S. locations
1
States / cities
Minneapolis, Minnesota
Source: ClinicalTrials.gov public record
Updated Jul 2, 2017 · Synced Oct 1, 2026, 2:56 PM EDT
Completed Not applicable Interventional Results available

IV Lidocaine on Postoperative Pain and QOR on Morbid Obese Patients Undergoing Bypass Surgery

NCT01180660
View directory record Official record
Conditions
Pain, Obesity
Interventions
Lidocaine Infusion, Normal Saline
Drug
Lead sponsor
Northwestern University
Other
Eligibility
18 Years to 70 Years
Enrollment
51 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2012
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated Aug 7, 2014 · Synced Oct 1, 2026, 2:56 PM EDT
Suspended Early Phase 1 Interventional

Study of Liraglutide (A Weight Loss Drug) in High Risk Obese Participants With Cognitive and Memory Issues

NCT06171152
View directory record Official record
Conditions
Multiple Sclerosis, Long COVID, Long Covid19, Obese, Obesity, Obesity, Morbid, Acute Leukemia in Remission
Interventions
Liraglutide Pen Injector [Saxenda], Medication Diary
Drug · Other
Lead sponsor
University of Chicago
Other
Eligibility
18 Years to 40 Years
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2027
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated Mar 30, 2026 · Synced Oct 1, 2026, 2:56 PM EDT
Completed Early Phase 1 Interventional Accepts healthy volunteers

Weight Loss, Blood Sugar and Blood Lipid Effects of Tetrahydrocannabivarin (THCV) Impregnated Mucoadhesive Strips

NCT05574049
View directory record Official record
Conditions
Metabolic Syndrome, Morbid Obesity, Hypercholesterolemia, Hyperglycemia
Interventions
Tetrahydrocannabivarin, Placebo
Drug · Other
Lead sponsor
Medical Life Care Planners, LLC
Other
Eligibility
18 Years to 100 Years
Enrollment
56 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022
U.S. locations
1
States / cities
Clearwater, Florida
Source: ClinicalTrials.gov public record
Updated Oct 10, 2022 · Synced Oct 1, 2026, 2:56 PM EDT
Completed Phase 4 Interventional Results available

Efficacy Of Quadratus Lumborum II Block For Laparoscopic Sleeve Gastrectomy

NCT04073056
View directory record Official record
Conditions
Morbid Obesity, High BMI
Interventions
Bupivacaine
Drug
Lead sponsor
Icahn School of Medicine at Mount Sinai
Other
Eligibility
18 Years to 65 Years
Enrollment
41 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2021
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Jan 5, 2023 · Synced Oct 1, 2026, 2:56 PM EDT
Completed Not applicable Interventional Results available

Development of a Weight Maintenance Intervention for Bariatric Surgery Patients

NCT03246672
View directory record Official record
Conditions
Obesity, Morbid
Interventions
maintenance intervention
Behavioral
Lead sponsor
VA Office of Research and Development
Federal
Eligibility
18 Years and older
Enrollment
33 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018
U.S. locations
1
States / cities
Madison, Wisconsin
Source: ClinicalTrials.gov public record
Updated Aug 19, 2019 · Synced Oct 1, 2026, 2:56 PM 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 29, 2009 · Synced Oct 1, 2026, 2:56 PM EDT
Withdrawn No phase listed Observational

Adjustable Gastric Band Survey Study

NCT01041534
View directory record Official record
Conditions
Morbid Obesity
Interventions
Survey
Other
Lead sponsor
University of Washington
Other
Eligibility
18 Years and older
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2012
U.S. locations
1
States / cities
Seattle, Washington
Source: ClinicalTrials.gov public record
Updated Dec 13, 2022 · Synced Oct 1, 2026, 2:56 PM EDT
Completed No phase listed Observational Accepts healthy volunteers

Study to Determine Incidence of Hypoventilation in Patients Who Have Undergone Gastric Bypass

NCT00316446
View directory record Official record
Conditions
Morbid Obesity, Bariatric Surgery
Interventions
Not listed
Lead sponsor
University of South Florida
Other
Eligibility
18 Years to 65 Years
Enrollment
20 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2006 – 2009
U.S. locations
1
States / cities
Tampa, Florida
Source: ClinicalTrials.gov public record
Updated Sep 20, 2012 · Synced Oct 1, 2026, 2:56 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Single Incision Laparoscopic Gastric Banding Versus Conventional Five Port Laparoscopic Gastric Banding

NCT01039077
View directory record Official record
Conditions
Morbid Obesity
Interventions
Laparoscopic gastric banding
Procedure
Lead sponsor
St. Luke's-Roosevelt Hospital Center
Other
Eligibility
18 Years to 60 Years
Enrollment
32 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2009 – 2012
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Aug 6, 2015 · Synced Oct 1, 2026, 2:56 PM EDT
Enrolling by invitation Not applicable Interventional Accepts healthy volunteers

Biometabolic Outcomes After Weight Loss Surgery: An Individualized Approach

NCT04841057
View directory record Official record
Conditions
Obesity, Morbid, Metabolic Syndrome, NASH - Nonalcoholic Steatohepatitis
Interventions
50 cm BP limb length, 100 cm BP limb length, 150 cm BP limb length
Procedure
Lead sponsor
University of Missouri-Columbia
Other
Eligibility
18 Years to 80 Years
Enrollment
750 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2031
U.S. locations
1
States / cities
Columbia, Missouri
Source: ClinicalTrials.gov public record
Updated Sep 10, 2026 · Synced Oct 1, 2026, 2:56 PM EDT
Completed No phase listed Observational

Adding Malabsorption for Failed Gastric Bypass

NCT01040481
View directory record Official record
Conditions
Clinically Severe Obesity, Obesity Recidivism, Inadequate Initial Weight Loss, Poor Weight Loss, Persistent Obesity, Refractory Obesity, Intractable Obesity
Interventions
Not listed
Lead sponsor
University of California, San Francisco
Other
Eligibility
18 Years to 65 Years
Enrollment
19 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009
U.S. locations
1
States / cities
Fresno, California
Source: ClinicalTrials.gov public record
Updated Dec 29, 2009 · Synced Oct 1, 2026, 2:56 PM EDT
Completed No phase listed Observational

Neurohumoral Control of Intestinal Electrical and Mechanical Activity

NCT00852553
View directory record Official record
Conditions
Morbid Obesity
Interventions
Not listed
Lead sponsor
University of California, Davis
Other
Eligibility
Not listed
Enrollment
45 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2003 – 2012
U.S. locations
2
States / cities
Sacramento, California • Reno, Nevada
Source: ClinicalTrials.gov public record
Updated May 30, 2017 · Synced Oct 1, 2026, 2:56 PM EDT
Completed Not applicable Interventional

Laparoscopic Adjustable Gastric Banding as a Treatment for Morbid Obesity in Adolescents

NCT00592202
View directory record Official record
Conditions
Morbid Obesity
Interventions
Placement of an adjustable gastric band
Device
Lead sponsor
University of Illinois at Chicago
Other
Eligibility
14 Years to 17 Years
Enrollment
37 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2004 – 2013
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated Apr 2, 2014 · Synced Oct 1, 2026, 2:56 PM EDT
Completed Phase 4 Interventional Results available

Aromatase Inhibitors and Weight Loss in Severely Obese Hypogonadal Male Veterans (Pilot)

NCT02959853
View directory record Official record
Conditions
Hypogonadism, Severe Obesity
Interventions
Anastrazole, weight loss
Drug · Behavioral
Lead sponsor
Baylor College of Medicine
Other
Eligibility
35 Years to 65 Years · Male only
Enrollment
23 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2018
U.S. locations
1
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated Jan 30, 2020 · Synced Oct 1, 2026, 2:56 PM EDT
Completed Not applicable Interventional

Effect of CPAP on Fetal pH at Scheduled C-section in Morbidly Obese Women

NCT04993651
View directory record Official record
Conditions
Morbid Obesity, Cesarean Delivery Affecting Fetus
Interventions
CPAP
Device
Lead sponsor
Eastern Virginia Medical School
Other
Eligibility
18 Years to 45 Years · Female only
Enrollment
66 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2023
U.S. locations
1
States / cities
Norfolk, Virginia
Source: ClinicalTrials.gov public record
Updated Sep 19, 2024 · Synced Oct 1, 2026, 2:56 PM EDT
Completed No phase listed Observational

Anesthetic and Obstetric Outcomes in Morbidly Obese Pregnancy and Cesarean Delivery

NCT03590951
View directory record Official record
Conditions
Morbid Obesity, Cesarean Section Complications, Pregnancy Related
Interventions
Retrospective chart review
Other
Lead sponsor
Augusta University
Other
Eligibility
18 Years and older · Female only
Enrollment
771 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2018
U.S. locations
1
States / cities
Augusta, Georgia
Source: ClinicalTrials.gov public record
Updated Jul 18, 2018 · Synced Oct 1, 2026, 2:56 PM EDT