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ClinicalTrials.gov public records Last synced Oct 20, 2026, 12:41 AM EDT

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Showing 1–24 of 76 matching trials from the live ClinicalTrials.gov search.
Filters: Condition: Metabolic Phenotype Clear all
Completed Not applicable Interventional

Fully Remote, Telehealth-based Ketogenic Metabolic Therapy for Long COVID

NCT07745699
View directory record Official record
Conditions
Long COVID Fatigue
Interventions
Ketogenic Metabolic Therapy, Lifestyle Intervention
Other · Behavioral
Lead sponsor
National University of Natural Medicine
Other
Eligibility
18 Years and older
Enrollment
11 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2025
U.S. locations
1
States / cities
Portland, Oregon
Source: ClinicalTrials.gov public record
Updated Aug 6, 2026 · Synced Oct 20, 2026, 12:41 AM EDT
Completed No phase listed Observational

Genetic Analysis of Oculocerebrorenal Syndrome of Lowe

NCT00359515
View directory record Official record
Conditions
Lowe Syndrome
Interventions
Not listed
Lead sponsor
National Human Genome Research Institute (NHGRI)
NIH
Eligibility
Male only
Enrollment
120 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2001 – 2009
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Jul 2, 2017 · Synced Oct 20, 2026, 12:41 AM EDT
Completed Phase 4 Interventional Accepts healthy volunteers

Study of Niacin and Rosiglitazone in Dysmetabolic Dyslipidemia

NCT00304993
View directory record Official record
Conditions
Metabolic Syndrome X, Insulin Resistance
Interventions
fenofibrate, niacin, rosiglitazone
Drug
Lead sponsor
Foundation Research, Florida
Other
Eligibility
18 Years and older
Enrollment
30 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2001 – 2005
U.S. locations
1
States / cities
St. Petersburg, Florida
Source: ClinicalTrials.gov public record
Updated Mar 21, 2006 · Synced Oct 20, 2026, 12:41 AM EDT
Recruiting Not applicable Interventional

Phenotype-Tailored Lifestyle Intervention for Obesity: A Randomized Trial

NCT06770049
View directory record Official record
Conditions
Obesity
Interventions
Standard Lifestyle Intervention (SLI) program, Phenotype-tailored Lifestyle Intervention (PLI) program
Behavioral
Lead sponsor
Mayo Clinic
Other
Eligibility
18 Years to 65 Years
Enrollment
228 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2030
U.S. locations
1
States / cities
Rochester, Minnesota
Source: ClinicalTrials.gov public record
Updated Jun 11, 2026 · Synced Oct 20, 2026, 12:41 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Influence of Freeze Dried Strawberry Consumption on Gut Microbiota and Cardiovascular Health.

NCT03283969
View directory record Official record
Conditions
Microbial Colonization, Cardiovascular Diseases, Obesity
Interventions
Freeze Dried Strawberry Powder, Isocaloric powder
Other
Lead sponsor
University of California, Davis
Other
Eligibility
40 Years to 65 Years
Enrollment
21 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2021
U.S. locations
1
States / cities
Davis, California
Source: ClinicalTrials.gov public record
Updated Jun 6, 2022 · Synced Oct 20, 2026, 12:41 AM EDT
Completed Not applicable Interventional Results available

Effects of Rosiglitazone on the Metabolic Phenotype of Impaired Glucose Tolerance in Youth

NCT00413335
View directory record Official record
Conditions
Obesity, Impaired Glucose Tolerance, Type 2 Diabetes Mellitus
Interventions
Rosiglitazone, Placebo
Drug
Lead sponsor
Yale University
Other
Eligibility
10 Years to 18 Years
Enrollment
21 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005 – 2008
U.S. locations
1
States / cities
New Haven, Connecticut
Source: ClinicalTrials.gov public record
Updated Jul 22, 2013 · Synced Oct 20, 2026, 12:41 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Eating Phenotypes for Childhood Obesity in the Context of Familial Obesity Risk

NCT02928874
View directory record Official record
Conditions
Obesity
Interventions
% COMPX (low ED vs. high ED preload), EAH (low ED vs. high ED snacks)
Behavioral
Lead sponsor
University of Pennsylvania
Other
Eligibility
7 Years to 9 Years
Enrollment
212 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2014 – 2019
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Oct 16, 2019 · Synced Oct 20, 2026, 12:41 AM EDT
Recruiting Phase 1 Interventional

Mitigating the Pro-inflammatory Phenotype of Obesity

NCT04934228
View directory record Official record
Conditions
Blood Pressure, Diabetes, Obesity, Insulin Resistance, Diuretics Drug Reactions, Sympathetic Nerve Activity
Interventions
Hydrochlorothiazide 12.5Mg Tab, Clonidine Pill, Placebo
Drug
Lead sponsor
University of Kansas Medical Center
Other
Eligibility
18 Years to 79 Years
Enrollment
60 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2027
U.S. locations
1
States / cities
Kansas City, Kansas
Source: ClinicalTrials.gov public record
Updated Jun 5, 2025 · Synced Oct 20, 2026, 12:41 AM EDT
Recruiting No phase listed Observational

Biomarkers in Different Types of Amyotrophic Lateral Sclerosis (ALS) Patients Being Treated With Edaravone

NCT04097158
View directory record Official record
Conditions
Amyotrophic Lateral Sclerosis
Interventions
Sample Collection
Other
Lead sponsor
Loma Linda University
Other
Eligibility
18 Years to 85 Years
Enrollment
160 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2027
U.S. locations
1
States / cities
Loma Linda, California
Source: ClinicalTrials.gov public record
Updated Jun 5, 2026 · Synced Oct 20, 2026, 12:41 AM EDT
Completed No phase listed Observational Accepts healthy volunteers

Biomarkers of CYP2D6 and CYP3A4 Variability in Pediatrics

NCT01118858
View directory record Official record
Conditions
Drug Metabolism Phenotype
Interventions
Not listed
Lead sponsor
Children's Mercy Hospital Kansas City
Other
Eligibility
7 Years to 15 Years
Enrollment
205 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2010 – 2015
U.S. locations
2
States / cities
Kansas City, Missouri • Seattle, Washington
Source: ClinicalTrials.gov public record
Updated Jul 21, 2017 · Synced Oct 20, 2026, 12:41 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Genetic Variability in CYP2D6 in U.S Active Duty Population

NCT02960568
View directory record Official record
Conditions
Pharmacologic Action
Interventions
Primaquine
Drug
Lead sponsor
Walter Reed Army Institute of Research (WRAIR)
Federal
Eligibility
18 Years to 60 Years
Enrollment
550 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2017
U.S. locations
1
States / cities
Silver Spring, Maryland
Source: ClinicalTrials.gov public record
Updated Oct 20, 2021 · Synced Oct 20, 2026, 12:41 AM EDT
Terminated No phase listed Observational

Modeling the Neurological Basis and Characterizing the Neurological Phenotype of Obesity Using Human Neural Stem Cells

NCT03263390
View directory record Official record
Conditions
Obesity, Morbid
Interventions
Bariatric Surgery, Anti Obesity Drugs
Procedure · Drug
Lead sponsor
University of California, San Diego
Other
Eligibility
18 Years to 90 Years
Enrollment
6 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2020
U.S. locations
1
States / cities
La Jolla, California
Source: ClinicalTrials.gov public record
Updated Dec 16, 2020 · Synced Oct 20, 2026, 12:41 AM EDT
Recruiting No phase listed Observational Accepts healthy volunteers

Characterization of the Cardiac Phenotype of Friedreich's Ataxia (FRDA)

NCT02316314
View directory record Official record
Conditions
Friedreich's Ataxia
Interventions
Cardiac magnetic resonance imaging (CMR), Exercise-stress test, Echocardiogram (ECHO), Cardiac-related blood studies
Procedure
Lead sponsor
Weill Medical College of Cornell University
Other
Eligibility
12 Years to 50 Years
Enrollment
100 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2015 – 2027
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Jul 29, 2026 · Synced Oct 20, 2026, 12:41 AM EDT
Completed No phase listed Observational Results available

A Study to Examine the Clinical Effectiveness of Tafamidis in Patients With Mixed Phenotype Hereditary Transthyretin Amyloidosis

NCT05139680
View directory record Official record
Conditions
Hereditary Transthyretin Amyloidosis (ATTRv) Cardiomyopathy (CM), Mixed Phenotype
Interventions
tafamidis
Drug
Lead sponsor
Pfizer
Industry
Eligibility
18 Years and older
Enrollment
10 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Sep 19, 2024 · Synced Oct 20, 2026, 12:41 AM EDT
Completed No phase listed Observational

Study of Phenotype and Genotype Correlations in Patients With Contiguous Gene Deletion Syndromes

NCT00004351
View directory record Official record
Conditions
Williams Syndrome, Angelman Syndrome, Prader-Willi Syndrome, Shprintzen Syndrome, Smith-Magenis Syndrome, DiGeorge Syndrome, Chromosome Abnormalities
Interventions
Not listed
Lead sponsor
National Institute of Neurological Disorders and Stroke (NINDS)
NIH
Eligibility
0 Years and older
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
Started 1999
U.S. locations
1
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated Jun 24, 2005 · Synced Oct 20, 2026, 12:41 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Rapid Screening Phenotype Test To Evaluate CYP 2C19 Enzyme Activity Using Stable Isotope [13C]Pantoprazole

NCT00668902
View directory record Official record
Conditions
Healthy
Interventions
[13C]Pantoprazole
Drug
Lead sponsor
Indiana University
Other
Eligibility
18 Years to 49 Years
Enrollment
25 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2007 – 2009
U.S. locations
1
States / cities
Indianapolis, Indiana
Source: ClinicalTrials.gov public record
Updated Dec 17, 2014 · Synced Oct 20, 2026, 12:41 AM EDT
Completed No phase listed Observational Results available

Erythropoietic Protoporphyrias: Studies of the Natural History, Genotype-Phenotype Correlations, and Psychosocial Impact

NCT01688895
View directory record Official record
Conditions
Erythropoietic Protoporphyria, EPP, X-Linked Protoporphyria, XLP, XLPP, X-Linked Dominant Erythropoietic Protoporphyria, XLEPP, XLDP
Interventions
Not listed
Lead sponsor
Icahn School of Medicine at Mount Sinai
Other
Eligibility
Not listed
Enrollment
150 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2019
U.S. locations
6
States / cities
Birmingham, Alabama • San Francisco, California • New York, New York + 3 more
Source: ClinicalTrials.gov public record
Updated Apr 17, 2020 · Synced Oct 20, 2026, 12:41 AM EDT
Completed No phase listed Observational

Primary Hyperoxaluria Mutation Genotyping/Phenotyping

NCT02340689
View directory record Official record
Conditions
Primary Hyperoxaluria
Interventions
Genetic Analysis
Other
Lead sponsor
Mayo Clinic
Other
Eligibility
1 Day and older
Enrollment
1,235 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2018
U.S. locations
1
States / cities
Rochester, Minnesota
Source: ClinicalTrials.gov public record
Updated Aug 19, 2019 · Synced Oct 20, 2026, 12:41 AM EDT
Terminated Phase 2 Interventional Results available

Clinical Study In Infants With Rapidly Progressive Lysosomal Acid Lipase Deficiency

NCT02193867
View directory record Official record
Conditions
Lysosomal Acid Lipase Deficiency
Interventions
Sebelipase Alfa
Drug
Lead sponsor
Alexion Pharmaceuticals, Inc.
Industry
Eligibility
Up to 8 Months
Enrollment
10 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2018
U.S. locations
1
States / cities
Phoenix, Arizona
Source: ClinicalTrials.gov public record
Updated Nov 18, 2019 · Synced Oct 20, 2026, 12:41 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Impacts of Aronia on Inflammation and the Gut Microbiome

NCT04128839
View directory record Official record
Conditions
Metabolic Syndrome, Inflammation, Hypertriglyceridemia, Obesity
Interventions
Aronia berry juice, Sham comparator
Dietary Supplement · Other
Lead sponsor
Montana State University
Other
Eligibility
18 Years to 55 Years
Enrollment
40 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2021
U.S. locations
1
States / cities
Bozeman, Montana
Source: ClinicalTrials.gov public record
Updated Jan 16, 2024 · Synced Oct 20, 2026, 12:41 AM EDT
Completed No phase listed Observational

The Food Intake Phenotype: Assessing Eating Behavior and Food Preferences as Risk Factors for Obesity

NCT00342732
View directory record Official record
Conditions
Obesity, Overweight, Overnutrition
Interventions
Not listed
Lead sponsor
National Institute of Diabetes and Digestive and Kidney Diseases (NIDDK)
NIH
Eligibility
18 Years to 65 Years
Enrollment
539 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
Started 1999
U.S. locations
1
States / cities
Phoenix, Arizona
Source: ClinicalTrials.gov public record
Updated Sep 22, 2026 · Synced Oct 20, 2026, 12:41 AM EDT
Not listed Phase 2 Interventional

Exercise For Sub-acute Stroke Patients in Jamaica

NCT01392391
View directory record Official record
Conditions
Stroke
Interventions
Task Oriented Exercise Training, Stroke Care "Get with the Guidelines"
Procedure
Lead sponsor
Baltimore VA Medical Center
Federal
Eligibility
18 Years to 85 Years
Enrollment
150 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2018
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Nov 1, 2016 · Synced Oct 20, 2026, 12:41 AM EDT
Terminated No phase listed Observational

Biofilm Modified Macrophage Phenotype and Function in Diabetic Wound Healing

NCT03271580
View directory record Official record
Conditions
Wound, Bacterial Infections, Diabetes Mellitus, Infected Ulcer of Skin
Interventions
Finger prick test for HbA1c measurement, Punch Biopsy, Vac Sponge Collection, Ankle Brachial Index
Diagnostic Test · Procedure · Other
Lead sponsor
Indiana University
Other
Eligibility
18 Years and older
Enrollment
31 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2021
U.S. locations
5
States / cities
Indianapolis, Indiana • Columbus, Ohio
Source: ClinicalTrials.gov public record
Updated Apr 25, 2024 · Synced Oct 20, 2026, 12:41 AM EDT
Completed No phase listed Observational

Black Family Eating Behaviors Study

NCT02015078
View directory record Official record
Conditions
Cancer, Obesity
Interventions
Not listed
Lead sponsor
National Human Genome Research Institute (NHGRI)
NIH
Eligibility
18 Years to 70 Years
Enrollment
314 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2015
U.S. locations
1
States / cities
Chapel Hill, North Carolina
Source: ClinicalTrials.gov public record
Updated Jan 16, 2024 · Synced Oct 20, 2026, 12:41 AM EDT