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ClinicalTrials.gov public records Last synced Nov 15, 2026, 7:46 AM EST

All trial information on this site comes from the official ClinicalTrials.gov public API (clinicaltrials.gov/api/v2), run by the U.S. National Library of Medicine. We only display that public information; we do not add opinions, endorsements, or any other intent. Always review the official ClinicalTrials.gov record for the latest information.

Showing 361–384 of 4,558 matching trials from the live ClinicalTrials.gov search.

Filters: Intervention: obesity Clear all

Conditions: Gastroesophageal Reflux, GERD
Interventions: Confocal endomicroscopy, Mucosal impedance, Research biopsies, Bravo ambulatory pH monitor; Procedure
Lead sponsor: Mayo Clinic; Other
Eligibility: 18 Years to 85 Years
Enrollment: 38 participants
Healthy volunteers: Accepts healthy volunteers
Timeline: 2016 – 2019
U.S. locations: 1
States / cities: Rochester, Minnesota

Conditions: Hypogonadism
Interventions: testosterone, placebo; Drug
Lead sponsor: University at Buffalo; Other
Eligibility: 30 Years to 65 Years · Male only
Enrollment: 137 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2010 – 2015
U.S. locations: 1
States / cities: Williamsville, New York

Conditions: Vitamin D Deficiency, Insulin Resistance, Insulin Sensitivity, Obesity
Interventions: Not listed
Lead sponsor: University of Alabama at Birmingham; Other
Eligibility: 13 Years to 18 Years · Female only
Enrollment: 30 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2008 – 2010
U.S. locations: 1
States / cities: Birmingham, Alabama

Conditions: Overweight, Obesity, Pregnancy
Interventions: Financial incentives; Behavioral
Lead sponsor: University of Vermont; Other
Eligibility: 18 Years to 45 Years · Female only
Enrollment: 136 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2014 – 2017
U.S. locations: 1
States / cities: Burlington, Vermont

Conditions: Childhood Obesity
Interventions: La Vida Buena Program, Brief Educational Session; Behavioral
Lead sponsor: University of Arizona; Other
Eligibility: 5 Years to 8 Years
Enrollment: 160 participants
Healthy volunteers: Accepts healthy volunteers
Timeline: 2017 – 2020
U.S. locations: 1
States / cities: Nogales, Arizona

Conditions: Obesity, Overweight
Interventions: Choices; Behavioral
Lead sponsor: University of Arizona; Other
Eligibility: 8 Years to 11 Years
Enrollment: 35 participants
Healthy volunteers: Accepts healthy volunteers
Timeline: 2006 – 2008
U.S. locations: 1
States / cities: Tucson, Arizona

Conditions: Obesity
Interventions: Leptin, Dietary modification, T3 repletion; Drug · Behavioral
Lead sponsor: National Institute of Diabetes and Digestive and Kidney Diseases (NIDDK); NIH
Eligibility: 19 Years to 45 Years
Enrollment: 31 participants
Healthy volunteers: Accepts healthy volunteers
Timeline: 2000 – 2015
U.S. locations: 1
States / cities: New York, New York

Conditions: Obesity
Interventions: NNC0487-0111, Placebo (matched to NNC0487-0111); Drug
Lead sponsor: Novo Nordisk A/S; Industry
Eligibility: 18 Years and older
Enrollment: 606 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2026 – 2028
U.S. locations: 13
States / cities: Anniston, Alabama • Walnut Creek, California • Orlando, Florida + 9 more

Conditions: Healthy
Interventions: Mexican or American foods; Other
Lead sponsor: Fred Hutchinson Cancer Center; Other
Eligibility: 18 Years to 45 Years · Female only
Enrollment: 50 participants
Healthy volunteers: Accepts healthy volunteers
Timeline: 2011 – 2015
U.S. locations: 1
States / cities: Seattle, Washington

Conditions: Healthy, Overweight
Interventions: Low Glycemic Load Diet, High Glycemic Load Diet; Other
Lead sponsor: Fred Hutchinson Cancer Center; Other
Eligibility: 18 Years to 45 Years
Enrollment: 89 participants
Healthy volunteers: Accepts healthy volunteers
Timeline: 2006 – 2010
U.S. locations: 1
States / cities: Seattle, Washington

Conditions: Obesity
Interventions: Petrelintide, Placebo; Drug
Lead sponsor: Zealand Pharma; Industry
Eligibility: 18 Years and older
Enrollment: 493 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2024 – 2026
U.S. locations: 19
States / cities: Birmingham, Alabama • Boca Raton, Florida • Clearwater, Florida + 16 more

Conditions: Mindfulness, Usual Care
Interventions: Mindfulness, Usual Care; Behavioral
Lead sponsor: American University; Other
Eligibility: 12 Years to 17 Years
Enrollment: 11 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2019 – 2020
U.S. locations: 1
States / cities: Washington D.C., District of Columbia

Conditions: Pregnancy, Obesity
Interventions: Nutritional Counseling; Behavioral
Lead sponsor: Abington Memorial Hospital; Other
Eligibility: 19 Years to 40 Years · Female only
Enrollment: 120 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2012 – 2014
U.S. locations: 1
States / cities: Abington, Pennsylvania

Conditions: Schizophrenia, Schizoaffective Disorder
Interventions: Olanzapine, Quetiapine; Drug
Lead sponsor: Eli Lilly and Company; Industry
Eligibility: 18 Years to 75 Years
Enrollment: 340 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2004 – 2006
U.S. locations: 25
States / cities: Garden Grove, California • La Mesa, California • San Diego, California + 22 more

Conditions: Excessive Weight Gain
Interventions: Niacin; Drug
Lead sponsor: Mayo Clinic; Other
Eligibility: 18 Years to 65 Years
Enrollment: 32 participants
Healthy volunteers: Accepts healthy volunteers
Timeline: 2024 – 2027
U.S. locations: 1
States / cities: Rochester, Minnesota

Conditions: Obesity
Interventions: Telemedicine 30-day post-op visit, In-Person 30-day post-op visit; Other
Lead sponsor: Mayo Clinic; Other
Eligibility: 18 Years and older
Enrollment: 24 participants
Healthy volunteers: Accepts healthy volunteers
Timeline: 2019 – 2020
U.S. locations: 1
States / cities: Rochester, Minnesota

Conditions: Aging, Obesity, Insulin Resistance, Hypogonadism
Interventions: Topical testosterone gel 10 g/day; Drug
Lead sponsor: University of Southern California; Other
Eligibility: 60 Years to 90 Years · Male only
Enrollment: 22 participants
Healthy volunteers: Accepts healthy volunteers
Timeline: 2006 – 2014
U.S. locations: 1
States / cities: Los Angeles, California

Conditions: Obesity
Interventions: Telehealth Encounter; Behavioral
Lead sponsor: Children's Hospital Medical Center, Cincinnati; Other
Eligibility: 12 Years to 18 Years
Enrollment: 61 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2018 – 2020
U.S. locations: 1
States / cities: Cincinnati, Indiana

Conditions: Childhood Obesity, Smoking, Cigarette, Pregnancy
Interventions: Multicomponent behavioral intervention, Education only control; Behavioral
Lead sponsor: State University of New York at Buffalo; Other
Eligibility: 18 Years to 39 Years · Female only
Enrollment: 48 participants
Healthy volunteers: Accepts healthy volunteers
Timeline: 2015 – 2027
U.S. locations: 1
States / cities: Buffalo, New York

Conditions: Overweight and Obesity
Interventions: high dairy diet, Low Dairy; Other
Lead sponsor: USDA, Western Human Nutrition Research Center; Federal
Eligibility: 20 Years to 50 Years
Enrollment: 78 participants
Healthy volunteers: Accepts healthy volunteers
Timeline: 2006 – 2009
U.S. locations: 1
States / cities: Davis, California

Conditions: Transfemoral Amputees
Interventions: Medial thighplasty with or without thigh liposuction; Procedure
Lead sponsor: Shirley Ryan AbilityLab; Other
Eligibility: 18 Years and older
Enrollment: 1 participant
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2014 – 2020
U.S. locations: 1
States / cities: Chicago, Illinois

Conditions: Obesity
Interventions: Not listed
Lead sponsor: New York State Psychiatric Institute; Other
Eligibility: 12 Years to 18 Years
Enrollment: 150 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2010 – 2017
U.S. locations: 1
States / cities: New York, New York

Conditions: Sedentary Lifestyle, Obesity
Interventions: Financial incentives for increasing physical exercise; Behavioral
Lead sponsor: Harvard University; Other
Eligibility: 18 Years and older
Healthy volunteers: Accepts healthy volunteers
Timeline: 2010 – 2013
U.S. locations: 1
States / cities: Cambridge, Massachusetts

Conditions: Dental Caries, Obesity Risk
Interventions: health education and social network building, dental referral and educational materials; Behavioral
Lead sponsor: University of Massachusetts, Worcester; Other
Eligibility: 12 Months to 45 Years
Enrollment: 460 participants
Healthy volunteers: Accepts healthy volunteers
Timeline: 2026 – 2029
U.S. locations: 1
States / cities: New York, New York

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Influence of Central Obesity on the Esophageal Epithelial Barrier

Testosterone Replacement in Men With Diabetes and Obesity

Assessment of Influence of Vitamin D on Insulin Secretion and Sensitivity in Obese Teenage Girls

Incentives Targeting Gestational Weight Gain in Overweight/Obese Low Income Women

La Vida Buena Childhood Obesity Program

CHOICES: Family Physicians Treat Overweight Children

Low-Dose Leptin and the Formerly-Obese

AMAZE 12: A Research Study Investigating How Well the Medicine NNC0487-0111 Helps People With Excess Body Weight Maintain Their Weight Loss

COMIDAS Comparing Original Mexican Diets and Standard US Diets

Carbohydrates and Related Biomarkers

Once-weekly Petrelintide Versus Placebo for Obesity or Overweight With Co-morbidities

Mindfulness in Adolescents With Obesity

Access to Nutritional Services and the Effect on Maternal Weight Gain

Comparison of Continuing Olanzapine to Switching to Quetiapine in Overweight or Obese Patients With Schizophrenia and Schizoaffective Disorder

A Study of Niacin Regulation

Telemedicine Follow-up for Bariatric Surgery Patients: What Do Patients Prefer

Effects of Testosterone Gel on Carbohydrate and Lipid Metabolism In Elderly Obese Men

Healthy Weight for Teens

Maternal Smoking Cessation and Pediatric Obesity Prevention

Dairy Foods and Weight Loss

Thigh Reduction Surgery of Above Knee Amputee Residual Limbs to Improve Prosthesis Fit and Patient Outcomes

Psychological Symptoms Among Adolescents Enrolled in a Bariatric Surgery Program

Financial Incentives for Increasing Exercise

Mothers' Action Project for Child Health