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Showing 1–24 of 334 matching trials from the live ClinicalTrials.gov search.
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Completed No phase listed Observational

Apolipoprotein E (ApoE) and Metabolism

NCT03109561
View directory record Official record
Conditions
Cognitive Function, Healthy
Interventions
Resting State Indirect Calorimetry, ApoE, Metabolism, Cognitive Challenge
Other · Genetic · Diagnostic Test
Lead sponsor
Lance Johnson
Other
Eligibility
18 Years to 65 Years
Enrollment
100 participants
Timeline
2018 – 2020
U.S. locations
1
States / cities
Lexington, Kentucky
Source: ClinicalTrials.gov public record
Updated Jul 22, 2020 · Synced Sep 2, 2026, 8:14 PM EDT
Completed Phase 4 Interventional Accepts healthy volunteers Results available

Salt Loading and Thiazide Intervention Study

NCT00896389
View directory record Official record
Conditions
Hypertension
Interventions
Salt loading, Hydrochlorothiazide (HCTZ)
Procedure · Drug
Lead sponsor
University of Maryland, Baltimore
Other
Eligibility
18 Years to 65 Years
Enrollment
124 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2009 – 2013
U.S. locations
1
States / cities
Lancaster, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Mar 24, 2022 · Synced Sep 2, 2026, 8:14 PM EDT
Recruiting Phase 2 Interventional Accepts healthy volunteers

Pharmaceutically-Enhanced Reinforcement for Reduced Alcohol and Smoking

NCT05181891
View directory record Official record
Conditions
Alcohol Use Disorder (AUD), Nicotine Use Disorder
Interventions
Contingency Management, Non-contingent control
Behavioral
Lead sponsor
Washington State University
Other
Eligibility
18 Years and older
Enrollment
205 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2027
U.S. locations
1
States / cities
Spokane, Washington
Source: ClinicalTrials.gov public record
Updated Jul 5, 2026 · Synced Sep 2, 2026, 8:14 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Impact of Exogenous Ketones on Indices of Keto-Adaptation in Obese Subjects on Weight Reducing Diets.

NCT06449287
View directory record Official record
Conditions
Ketogenic Diet, Weight Loss
Interventions
Diet, Blood Draw, Ketone/Glucose Monitoring, Body Composition, Urine Analysis, Neuropsychological Measures - ANAM
Other · Biological · Behavioral
Lead sponsor
Ohio State University
Other
Eligibility
21 Years to 65 Years
Enrollment
37 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2019
U.S. locations
1
States / cities
Columbus, Ohio
Source: ClinicalTrials.gov public record
Updated Dec 18, 2024 · Synced Sep 2, 2026, 8:14 PM EDT
Withdrawn No phase listed Observational

Bisphenol and Phthalate Exposures in Triple Negative Breast Cancer

NCT04268693
View directory record Official record
Conditions
Triple Negative Breast Cancer
Interventions
urine collection
Other
Lead sponsor
George Washington University
Other
Eligibility
21 Years and older · Female only
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2023
U.S. locations
1
States / cities
Washington D.C., District of Columbia
Source: ClinicalTrials.gov public record
Updated Nov 16, 2022 · Synced Sep 2, 2026, 8:14 PM EDT
Completed Not applicable Interventional Results available

The Long-Term Treatment of Drug Addiction and Unemployment

NCT02487745
View directory record Official record
Conditions
Substance Abuse, Intravenous
Interventions
Abstinence-contingent wage supplements, Individual Placement and Support (IPS) supported employment
Behavioral
Lead sponsor
Johns Hopkins University
Other
Eligibility
18 Years and older
Enrollment
91 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2020
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Aug 10, 2022 · Synced Sep 2, 2026, 8:14 PM EDT
Recruiting No phase listed Observational

Molecular Analysis of Samples From Patients With Diffuse Intrinsic Pontine Glioma and Brainstem Glioma

NCT01106794
View directory record Official record
Conditions
Diffuse Intrinsic Pontine Glioma, Brainstem Glioma
Interventions
Not listed
Lead sponsor
Children's National Research Institute
Other
Eligibility
Up to 21 Years
Enrollment
100 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2030
U.S. locations
1
States / cities
Washington D.C., District of Columbia
Source: ClinicalTrials.gov public record
Updated Aug 19, 2024 · Synced Sep 2, 2026, 8:14 PM EDT
Recruiting No phase listed Observational Accepts healthy volunteers

Duke APOL1 Research Biorepository

NCT04160507
View directory record Official record
Conditions
End Stage Kidney Disease
Interventions
Biorepository
Other
Lead sponsor
Duke University
Other
Eligibility
18 Years and older
Enrollment
200 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2026
U.S. locations
1
States / cities
Durham, North Carolina
Source: ClinicalTrials.gov public record
Updated Aug 26, 2026 · Synced Sep 2, 2026, 8:14 PM EDT
Withdrawn No phase listed Observational

Biopsy Collection for Men Undergoing Brachytherapy for Prostate Cancer

NCT04243473
View directory record Official record
Conditions
Prostate Cancer
Interventions
Not listed
Lead sponsor
Sidney Kimmel Comprehensive Cancer Center at Johns Hopkins
Other
Eligibility
18 Years to 100 Years · Male only
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Mar 2, 2026 · Synced Sep 2, 2026, 8:14 PM EDT
Suspended Not applicable Interventional

Effects of Home Gluten Immunogenic Peptide Testing on Children With Celiac Disease

NCT03462979
View directory record Official record
Conditions
Celiac Disease, Gluten Sensitivity, Gluten Enteropathy, Gastrointestinal Disease, Digestive System Disease, Diet Modification, Intestinal Disease, Malabsorption Syndromes, Patient Compliance, Diagnostic Self Evaluation, Quality of Life
Interventions
Immunochromatographic lateral flow test
Device
Lead sponsor
Boston Children's Hospital
Other
Eligibility
6 Years to 18 Years
Enrollment
120 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2023
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Jan 19, 2022 · Synced Sep 2, 2026, 8:14 PM EDT
Active, not recruiting Not applicable Interventional Accepts healthy volunteers Results available

Risk and Benefits of Electronic Cigarettes to Older Smokers at High Risk for Lung Cancer

NCT05144542
View directory record Official record
Conditions
Lung Carcinoma
Interventions
Nicotine Replacement
Drug
Lead sponsor
M.D. Anderson Cancer Center
Other
Eligibility
50 Years to 80 Years
Enrollment
135 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2026
U.S. locations
1
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated Aug 4, 2026 · Synced Sep 2, 2026, 8:14 PM EDT
Recruiting Phase 1 Interventional

Testing an Immunotherapy Anti-cancer Drug, Nivolumab, for Advanced Cancers in Patients With Autoimmune Disorders, AIM-NIVO

NCT03816345
View directory record Official record
Conditions
Autoimmune Disease, Crohn Disease, Dermatomyositis, Hematopoietic and Lymphoid Cell Neoplasm, Inflammatory Bowel Disease, Malignant Solid Neoplasm, Multiple Sclerosis, Psoriasis, Psoriatic Arthritis, Rheumatoid Arthritis, Sjogren Syndrome, Systemic Lupus Erythematosus, Systemic Scleroderma, Ulcerative Colitis
Interventions
Biospecimen Collection, Cabozantinib, Fluoropyrimidine, Ipilimumab, Nivolumab, Platinum Compound, Platinum Doublet
Procedure · Drug · Biological
Lead sponsor
National Cancer Institute (NCI)
NIH
Eligibility
18 Years and older
Enrollment
300 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2028
U.S. locations
51
States / cities
Birmingham, Alabama • Palo Alto, California • Sacramento, California + 37 more
Source: ClinicalTrials.gov public record
Updated Jul 30, 2026 · Synced Sep 2, 2026, 8:14 PM EDT
Recruiting No phase listed Observational

Clonal Hematopoiesis Chemotherapy and Radiation Effects Study

NCT07675967
View directory record Official record
Conditions
Lung Cancer (Diagnosis), Osteochondroma, Spitz Nevus, Solid Cancers, Breast Cancer, Gastric (Stomach) Cancer, Colorectal (Colon or Rectal) Cancer, Sarcoma, Ovarian Adenocarcinoma, Uterine Adenocarcinoma, Endometrial Adenocarcinoma, Esophageal Adenocarcinoma, Head and Neck Cancer, Therapy-Related Acute Myeloid Leukemia, Therapy-Related MDS, Clonal Hematopoiesis of Indeterminate Potential (CHIP), Clonal Cytopenia of Undetermined Significance
Interventions
Samples
Other
Lead sponsor
Dana-Farber Cancer Institute
Other
Eligibility
18 Years and older
Enrollment
5,000 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2035
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Jun 29, 2026 · Synced Sep 2, 2026, 8:14 PM EDT
Recruiting No phase listed Observational Accepts healthy volunteers

Collection of Data and Samples From Healthy Donors for Use in Translational Research

NCT00090662
View directory record Official record
Conditions
Healthy Volunteer
Interventions
Not listed
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
18 Years to 85 Years
Enrollment
150 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
Started 2004
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Aug 31, 2026 · Synced Sep 2, 2026, 8:14 PM EDT
Completed Not applicable Interventional

The Biodistribution and Potential Diagnostic Ability of 18F FACBC in Patients With Head and Neck, Breast, and Prostate Cancer

NCT00605488
View directory record Official record
Conditions
Breast Cancer, Head and Neck Cancer, Prostate Cancer
Interventions
novel PET tracer FACBC
Procedure
Lead sponsor
Memorial Sloan Kettering Cancer Center
Other
Eligibility
18 Years and older
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2017
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Apr 9, 2017 · Synced Sep 2, 2026, 8:14 PM EDT
Recruiting No phase listed Observational Accepts healthy volunteers

Using Urine Samples to Identify Lung Cancer

NCT06033248
View directory record Official record
Conditions
Non Small Cell Lung Cancer
Interventions
urine sample
Diagnostic Test
Lead sponsor
Memorial Sloan Kettering Cancer Center
Other
Eligibility
18 Years to 90 Years
Enrollment
210 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2026
U.S. locations
7
States / cities
Basking Ridge, New Jersey • Middletown, New Jersey • Montvale, New Jersey + 4 more
Source: ClinicalTrials.gov public record
Updated Jul 20, 2026 · Synced Sep 2, 2026, 8:14 PM EDT
Completed No phase listed Observational Accepts healthy volunteers

Contingency Management Using Smartphone App in Patients With SUD

NCT04162132
View directory record Official record
Conditions
Substance Use Disorders
Interventions
Smartphone app
Device
Lead sponsor
BrightView LLC
Industry
Eligibility
Not listed
Enrollment
108 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019
U.S. locations
1
States / cities
Cincinnati, Ohio
Source: ClinicalTrials.gov public record
Updated Nov 19, 2019 · Synced Sep 2, 2026, 8:14 PM EDT
Completed Early Phase 1 Interventional

Studies of Sulfur Metabolism in Humans

NCT03383133
View directory record Official record
Conditions
Metabolic Side Effects of Drugs
Interventions
SULT Allosteric Inhibition
Drug
Lead sponsor
Albert Einstein College of Medicine
Other
Eligibility
61 Years to 61 Years · Male only
Enrollment
1 participant
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2023
U.S. locations
1
States / cities
The Bronx, New York
Source: ClinicalTrials.gov public record
Updated Oct 26, 2023 · Synced Sep 2, 2026, 8:14 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Ellagic Acid, Urolithin and Colonic Microbial Communities Affected by Walnut Consumption

NCT04066816
View directory record Official record
Conditions
Colo-rectal Cancer, Colon Cancer, Diet Habit
Interventions
Walnuts
Other
Lead sponsor
UConn Health
Other
Eligibility
50 Years to 65 Years
Enrollment
47 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2021
U.S. locations
1
States / cities
Farmington, Connecticut
Source: ClinicalTrials.gov public record
Updated Nov 25, 2021 · Synced Sep 2, 2026, 8:14 PM EDT
Recruiting No phase listed Observational

Increasing Pre-Surgical Identification of Muscle Invasive Tumor Evaluations Prior to Planned Cystectomy (INSITE)

NCT06396533
View directory record Official record
Conditions
Urothelial Carcinoma, Muscle Invasive Bladder Urothelial Carcinoma, Non-Muscle Invasive Bladder Urothelial Carcinoma
Interventions
Not listed
Lead sponsor
Fox Chase Cancer Center
Other
Eligibility
18 Years and older
Enrollment
92 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2029
U.S. locations
2
States / cities
Omaha, Nebraska • Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Oct 30, 2025 · Synced Sep 2, 2026, 8:14 PM EDT
Not listed No phase listed Observational

Profile Related Evidence to Determine Individualized Cancer Therapy (PREDICT) Program in Advanced Cancer Patients

NCT02160366
View directory record Official record
Conditions
Advanced Cancers
Interventions
Biomarker Research
Other
Lead sponsor
M.D. Anderson Cancer Center
Other
Eligibility
Not listed
Enrollment
2,000 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2020
U.S. locations
1
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated Jan 9, 2020 · Synced Sep 2, 2026, 8:14 PM EDT
Recruiting No phase listed Observational Accepts healthy volunteers

Does a Periaqueductal Gray-vagus Nerve Interface Malfunction Explain the Nat hx With Its Numerous Co-morbidities?

NCT06616363
View directory record Official record
Conditions
POTS - Postural Orthostatic Tachycardia Syndrome
Interventions
Questionnaires to be competed, Provide list of medication and lifetime events, Use phone App to record new life events, Will wear an activity monitor, Periodic 24-hour urine sodium check, A fMRI scan, A bedside tilt test will be performed, IV placed to collect blood samples, Stool Sample
Behavioral · Device · Other + 1 more
Lead sponsor
Virginia Commonwealth University
Other
Eligibility
12 Years to 21 Years · Female only
Enrollment
120 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2028
U.S. locations
1
States / cities
Richmond, Virginia
Source: ClinicalTrials.gov public record
Updated Sep 25, 2025 · Synced Sep 2, 2026, 8:14 PM EDT
Recruiting Not applicable Interventional Accepts healthy volunteers

Pharmacokinetic (PK) Study of Phytochemicals in Whole Grains (WGs)- Corn

NCT07767162
View directory record Official record
Conditions
Healthy Adult Females, Healthy Adult Males
Interventions
Whole-Grain Corn, Refined Corn
Dietary Supplement
Lead sponsor
North Carolina Agriculture & Technical State University
Other
Eligibility
25 Years to 70 Years
Enrollment
16 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026
U.S. locations
1
States / cities
Kannapolis, North Carolina
Source: ClinicalTrials.gov public record
Updated Aug 23, 2026 · Synced Sep 2, 2026, 8:14 PM EDT
Active, not recruiting Phase 4 Interventional

Corticosteroid Meniscectomy Randomized Trial

NCT04641351
View directory record Official record
Conditions
Osteoarthritis, Knee, Meniscus Tear, Meniscus; Degeneration, Synovitis
Interventions
Zilretta Injectable Product or Placebo
Drug
Lead sponsor
The Cleveland Clinic
Other
Eligibility
40 Years and older
Enrollment
150 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2027
U.S. locations
2
States / cities
Boston, Massachusetts • Cleveland, Ohio
Source: ClinicalTrials.gov public record
Updated Aug 30, 2026 · Synced Sep 2, 2026, 8:14 PM EDT