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ClinicalTrials.gov public records Last synced Sep 26, 2026, 12:52 AM EDT

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Showing 25–48 of 24 matching trials from the live ClinicalTrials.gov search.
Local D1 index available.
Completed No phase listed Observational Accepts healthy volunteers Results available

Modeling the Epidemiologic Transition Study

NCT02925156
Conditions
Obesity, Diabetes
Interventions
Not listed
Lead sponsor
Loyola University
Other
Eligibility
18 Years to 50 Years
Enrollment
2,506 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2008 – 2024
U.S. locations
1
States / cities
Maywood, Illinois
Conditions
Overweight, Obesity, Small for Gestational Age, Prematurity
Interventions
Measurement of leptin and adiponectin obtained through blood sampling via venipuncture or finger/heelstick using novel screening tool
Other
Lead sponsor
Duke University
Other
Eligibility
1 Hour to 18 Years
Enrollment
11 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2015 – 2016
U.S. locations
1
States / cities
Durham, North Carolina
Recruiting No phase listed Observational

Lymphedema Surveillance Study

NCT02743858
Conditions
Breast Cancer, Lymphedema
Interventions
Bilateral arm measurements, Body mass index (BMI), Quality of Life Questionnaire, Blood draw
Other · Behavioral
Lead sponsor
Memorial Sloan Kettering Cancer Center
Other
Eligibility
18 Years and older · Female only
Enrollment
1,250 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2027
U.S. locations
7
States / cities
Basking Ridge, New Jersey • Middletown, New Jersey • Montvale, New Jersey + 4 more
Conditions
Obesity
Interventions
Pramlintide (Amylin), Placebo (Normal Saline), 2 Metreleptin, Leptin plus Pramlintide
Drug
Lead sponsor
Oregon Health and Science University
Other
Eligibility
18 Years to 45 Years
Enrollment
10 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2006 – 2024
U.S. locations
1
States / cities
Portland, Oregon
Conditions
Healthy, Obesity
Interventions
Not listed
Lead sponsor
Eunice Kennedy Shriver National Institute of Child Health and Human Development (NICHD)
NIH
Eligibility
Not listed
Enrollment
70 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
1998 – 2003
U.S. locations
1
States / cities
Bethesda, Maryland
Not yet recruiting Not applicable Interventional Accepts healthy volunteers

Dihydroberberine Effects on Body Composition and Metabolic Health in Healthy Adults

NCT07322679
Conditions
Health Adult Subjects
Interventions
Placebo (Microcrystalline Cellulose), Dihydroberberine(DHB)
Dietary Supplement
Lead sponsor
Nanjing Nutrabuilding Bio-tech Co., Ltd.
Other
Eligibility
35 Years to 55 Years
Enrollment
120 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2026
U.S. locations
1
States / cities
Addison, Illinois
Completed Not applicable Interventional Accepts healthy volunteers Results available

Effect of Increased Free Fatty Acids on Leptin Function

NCT01520454
Conditions
Obesity, Leptin Resistance
Interventions
Saline, Intralipid, Water, oral fat, Heparin
Drug · Dietary Supplement
Lead sponsor
Beth Israel Deaconess Medical Center
Other
Eligibility
18 Years to 65 Years
Enrollment
26 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2011 – 2016
U.S. locations
1
States / cities
Boston, Massachusetts
Completed Not applicable Interventional Accepts healthy volunteers Results available

Weight Loss Study-Mechanism Underlying the Improvement of Insulin Resistance in Response to Weight Loss

NCT01780870
Conditions
Obesity, Weight Loss
Interventions
Weight loss group (Full meal replacement products)
Dietary Supplement
Lead sponsor
Beth Israel Deaconess Medical Center
Other
Eligibility
18 Years to 50 Years
Enrollment
5 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2012 – 2017
U.S. locations
1
States / cities
Boston, Massachusetts
Conditions
Hypoleptinemia, Generalized Lipodystrophy, Partial Lipodystrophy, Insulin Resistance
Interventions
Leptin, Placebo
Drug
Lead sponsor
University of Texas Southwestern Medical Center
Other
Eligibility
6 Years to 70 Years
Enrollment
25 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2014
U.S. locations
1
States / cities
Dallas, Texas
Terminated Phase 1 Interventional Results available

Effects of Metreleptin in Type 1 Diabetes Mellitus

NCT01268644
Conditions
Type 1 Diabetes
Interventions
Leptin
Drug
Lead sponsor
University of Texas Southwestern Medical Center
Other
Eligibility
18 Years to 50 Years
Enrollment
8 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2014
U.S. locations
1
States / cities
Dallas, Texas
Conditions
Obesity, Overweight
Interventions
Whey Protein, Whey Protein and Resistance Exericse, Whey Protein and RISE exercise routine
Dietary Supplement · Other
Lead sponsor
Skidmore College
Other
Eligibility
30 Years to 60 Years
Enrollment
79 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2011 – 2012
U.S. locations
1
States / cities
Saratoga Springs, New York
Completed Not applicable Interventional Results available

Effect of Thiazolidinediones on Human Bone

NCT00927355
Conditions
Osteoblast, Adipocytes, Bone Density, Osteocalcin, Adiponectin, Mesenchymal Stem Cells
Interventions
Pioglitazone, Placebo
Drug
Lead sponsor
Emory University
Other
Eligibility
18 Years to 80 Years
Enrollment
10 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2011
U.S. locations
1
States / cities
Atlanta, Georgia
Conditions
Asthma, Obesity
Interventions
Pioglitazone, Placebo
Drug
Lead sponsor
University of Vermont
Other
Eligibility
18 Years to 60 Years
Enrollment
28 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2013
U.S. locations
1
States / cities
Colchester, Vermont
Conditions
Hunger, Weight Change
Interventions
Leptin Balance Formula
Dietary Supplement
Lead sponsor
Efforia, Inc
Industry
Eligibility
18 Years and older
Enrollment
100 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2026
U.S. locations
1
States / cities
New York, New York
Conditions
Obstructive Sleep Apnea
Interventions
Surgical OSA treatment, Positive Airway Pressure Therapy
Procedure
Lead sponsor
University of California, San Francisco
Other
Eligibility
18 Years and older
Enrollment
60 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2011
U.S. locations
1
States / cities
San Francisco, California
Conditions
Multiple Sclerosis
Interventions
Not listed
Lead sponsor
University of South Florida
Other
Eligibility
18 Years to 60 Years
Enrollment
20 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2009 – 2011
U.S. locations
1
States / cities
Tampa, Florida
Conditions
Generalized Lipodystrophy
Interventions
Placebo, Low-Dose REGN4461, High-dose REGN4461
Drug
Lead sponsor
Regeneron Pharmaceuticals
Industry
Eligibility
12 Years and older
Enrollment
16 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2024
U.S. locations
3
States / cities
Bethesda, Maryland • Ann Arbor, Michigan • Dallas, Texas
Completed Not applicable Interventional Accepts healthy volunteers

Leptin Biology in Adipose Tissue

NCT01800864
Conditions
Obesity
Interventions
obesity
Other
Lead sponsor
Mayo Clinic
Other
Eligibility
18 Years to 75 Years
Enrollment
5 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2011 – 2016
U.S. locations
1
States / cities
Rochester, Minnesota
Completed Not applicable Interventional Accepts healthy volunteers

COMIDAS Comparing Original Mexican Diets and Standard US Diets

NCT01369173
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
Completed Phase 2 Interventional Results available

Effects of Human Leptin Replacement

NCT00657605
Conditions
Obesity, Metabolic Syndrome, Diabetes
Interventions
Recombinant methionyl human leptin
Drug
Lead sponsor
University of Miami
Other
Eligibility
18 Years to 80 Years
Enrollment
3 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2001 – 2010
U.S. locations
1
States / cities
Miami, Florida
Conditions
Congenital Leptin Deficiency (Disorder)
Interventions
Metreleptin
Drug
Lead sponsor
Northwestern University
Other
Eligibility
18 Years and older
Enrollment
2 participants
Timeline
2019 – 2021
U.S. locations
1
States / cities
Chicago, Illinois
Completed Phase 2 Interventional Accepts healthy volunteers Results available

Study of Leptin for the Treatment of Hypothalamic Amenorrhea

NCT00130117
Conditions
Amenorrhea
Interventions
r-metHuLeptin, Oral Contraceptive Pills (OCPs), Placebo
Drug · Other
Lead sponsor
Beth Israel Deaconess Medical Center
Other
Eligibility
18 Years to 35 Years · Female only
Enrollment
20 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2010 – 2016
U.S. locations
1
States / cities
Boston, Massachusetts
Conditions
HIV Lipodystrophy
Interventions
Leptin, Pioglitazone or metformin, Placebo
Drug
Lead sponsor
Beth Israel Deaconess Medical Center
Other
Eligibility
18 Years and older
Enrollment
9 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2006 – 2011
U.S. locations
1
States / cities
Boston, Massachusetts
Completed Phase 2 Interventional Results available

Effects of Leptin Replacement in Children

NCT00659828
Conditions
Obesity, Metabolic Syndrome, Diabetes
Interventions
Recombinant methionyl human leptin
Drug
Lead sponsor
University of Miami
Other
Eligibility
5 Years to 18 Years · Male only
Enrollment
1 participant
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005 – 2010
U.S. locations
1
States / cities
Miami, Florida