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Showing 25–48 of 24 matching trials from the live ClinicalTrials.gov search.
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Completed Phase 1 Interventional

Atorvastatin Therapy to Improve Endothelial Function in Sickle Cell Disease

NCT00072826
View directory record Official record
Conditions
Sickle Cell Disease
Interventions
Oxypurinol, L-NMMA, Acetylcholine
Drug
Lead sponsor
National Institutes of Health Clinical Center (CC)
NIH
Eligibility
18 Years to 65 Years
Enrollment
44 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2003 – 2007
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Dec 11, 2019 · Synced Jul 21, 2026, 4:27 AM EDT
Active, not recruiting Not applicable Interventional Accepts healthy volunteers

NuroSleeve Powered Brace & Stimulation System to Restore Arm Function

NCT04798378
View directory record Official record
Conditions
Neurologic Diseases, Hemiparesis, Quadriplegia, Muscular Dystrophies, Arthrogryposis, Spinal Cord Injuries, Charcot-Marie-Tooth, Stroke, Weakness of Extremities as Sequela of Stroke, Weakness Due to Upper Motor Neuron Dysfunction, Amyotrophic Lateral Sclerosis, Spinal Muscular Atrophy, Arm Paralysis, Cerebral Palsy
Interventions
Neurosleeve
Device
Lead sponsor
Thomas Jefferson University
Other
Eligibility
4 Years and older
Enrollment
20 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2026
U.S. locations
2
States / cities
Wilmington, Delaware • Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Apr 8, 2025 · Synced Jul 21, 2026, 4:27 AM EDT
Completed Phase 4 Interventional Accepts healthy volunteers Results available

Treatment Study of Vitamin D Deficiency in Adolescents

NCT01784029
View directory record Official record
Conditions
Vitamin D Deficiency
Interventions
Vitamin D3
Drug
Lead sponsor
Montefiore Medical Center
Other
Eligibility
13 Years to 20 Years
Enrollment
183 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2013 – 2014
U.S. locations
1
States / cities
The Bronx, New York
Source: ClinicalTrials.gov public record
Updated Oct 15, 2018 · Synced Jul 21, 2026, 4:27 AM EDT
Completed No phase listed Observational Accepts healthy volunteers

Development of Clinical Methods to Evaluate Neural Function in Aging

NCT02073201
View directory record Official record
Conditions
Aging
Interventions
High-functioning older adults, Lower-functioning older adults, Young adults
Other
Lead sponsor
University of Florida
Other
Eligibility
20 Years to 100 Years
Enrollment
27 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2015 – 2017
U.S. locations
1
States / cities
Gainesville, Florida
Source: ClinicalTrials.gov public record
Updated Apr 4, 2018 · Synced Jul 21, 2026, 4:27 AM EDT
Completed No phase listed Observational

Antipsychotics and Blood Vessel Function

NCT00585273
View directory record Official record
Conditions
Bipolar Disorder, Schizophrenia
Interventions
Not listed
Lead sponsor
Jess G. Fiedorowicz
Other
Eligibility
18 Years to 50 Years
Enrollment
44 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2014
U.S. locations
1
States / cities
Iowa City, Iowa
Source: ClinicalTrials.gov public record
Updated Aug 28, 2019 · Synced Jul 21, 2026, 4:27 AM EDT
Completed Not applicable Interventional Results available

Internet Based Cognitive Behavioral Therapy Effects on Depressive Cognitions and Brain Function

NCT01598922
View directory record Official record
Conditions
Major Depressive Disorder
Interventions
Internet Cognitive Behavioral Therapy
Behavioral
Lead sponsor
Mclean Hospital
Other
Eligibility
18 Years to 45 Years
Enrollment
77 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2015
U.S. locations
1
States / cities
Belmont, Massachusetts
Source: ClinicalTrials.gov public record
Updated May 24, 2021 · Synced Jul 21, 2026, 4:27 AM EDT
Terminated Phase 4 Interventional Results available

Prevalence and Treatment of Anemia in Rehabilitation Patients

NCT00511901
View directory record Official record
Conditions
Anemia
Interventions
placebo, epoetin alpha, Niferex
Drug
Lead sponsor
University of Medicine and Dentistry of New Jersey
Other
Eligibility
60 Years and older
Enrollment
22 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005 – 2008
U.S. locations
2
States / cities
Cranbury, New Jersey • East Brunswick, New Jersey
Source: ClinicalTrials.gov public record
Updated Jan 30, 2014 · Synced Jul 21, 2026, 4:27 AM EDT
Completed No phase listed Observational

Validation of Gene Expression Markers of Renal Allograft Functional Decline

NCT01782586
View directory record Official record
Conditions
Kidney Transplant Recipients
Interventions
Not listed
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
18 Years and older
Enrollment
499 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2018
U.S. locations
4
States / cities
Phoenix, Arizona • Jacksonville, Florida • Detroit, Michigan + 1 more
Source: ClinicalTrials.gov public record
Updated Oct 3, 2019 · Synced Jul 21, 2026, 4:27 AM EDT
Recruiting Not applicable Interventional Accepts healthy volunteers

Social Functioning in Opioid Use Disorder

NCT07044466
View directory record Official record
Conditions
Opioid Use Disorder
Interventions
CBT4CBT-Buprenorphine
Behavioral
Lead sponsor
Medical University of South Carolina
Other
Eligibility
18 Years and older
Enrollment
230 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026 – 2029
U.S. locations
1
States / cities
Charleston, South Carolina
Source: ClinicalTrials.gov public record
Updated May 28, 2026 · Synced Jul 21, 2026, 4:27 AM EDT
Completed No phase listed Observational Accepts healthy volunteers

Examining Physiology and Brain Function in People With the Fragile X Premutation

NCT00879502
View directory record Official record
Conditions
Fragile X Premutation
Interventions
Not listed
Lead sponsor
University of California, Davis
Other
Eligibility
18 Years to 45 Years · Male only
Enrollment
110 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2007 – 2013
U.S. locations
1
States / cities
Sacramento, California
Source: ClinicalTrials.gov public record
Updated May 29, 2017 · Synced Jul 21, 2026, 4:27 AM EDT
Completed No phase listed Observational

Intraoperative Transesophageal Echocardiography Assessment of Portal Vein Flow and Renal Resistive Index As a Predictor of Acute Kidney Injury After Cardiac Surgery: A Prospective Observational Study

NCT04112953
View directory record Official record
Conditions
AKI
Interventions
Not listed
Lead sponsor
University of Chicago
Other
Eligibility
18 Years and older
Enrollment
80 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2022
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated Jul 20, 2023 · Synced Jul 21, 2026, 4:27 AM EDT
Terminated Not applicable Interventional Results available

Sulfur Colloid SPECT/CT in Measuring Liver Function in Patients With Primary or Metastatic Liver Cancer Undergoing Radiation Therapy or Surgery

NCT02881554
View directory record Official record
Conditions
Hepatocellular Carcinoma, Intrahepatic Cholangiocarcinoma, Stage IV Liver Cancer, Stage IVA Liver Cancer, Stage IVB Liver Cancer, Vascular Thrombosis
Interventions
Computed Tomography, Single Photon Emission Computed Tomography, Technetium Tc-99m Sulfur Colloid
Procedure · Drug
Lead sponsor
University of Washington
Other
Eligibility
19 Years and older
Enrollment
41 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2025
U.S. locations
2
States / cities
Seattle, Washington
Source: ClinicalTrials.gov public record
Updated Oct 28, 2025 · Synced Jul 21, 2026, 4:27 AM EDT
Completed Phase 2 Interventional

Safety and Cognitive Function Study of EVP-6124 in Patients With Schizophrenia

NCT00968851
View directory record Official record
Conditions
Schizophrenia, Central Nervous System Diseases, Cognition
Interventions
EVP-6124, Placebo
Drug
Lead sponsor
FORUM Pharmaceuticals Inc
Industry
Eligibility
18 Years to 55 Years
Enrollment
317 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2011
U.S. locations
14
States / cities
Glendale, California • Oceanside, California • San Diego, California + 10 more
Source: ClinicalTrials.gov public record
Updated Apr 24, 2014 · Synced Jul 21, 2026, 4:27 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

A Study of Sabroxy™ (Oroxylum Indicum Extract) for Improving Cognitive Function in Adults With Mild Memory Concerns

NCT07189754
View directory record Official record
Conditions
Mild Cognitive Impairment (MCI), Cognitive Dysfunction, Cognitive Disorder, Memory Problems
Interventions
Sabroxy™ (Oroxylum indicum extract), Placebo
Dietary Supplement · Other
Lead sponsor
SF Research Institute, Inc.
Network
Eligibility
60 Years to 85 Years
Enrollment
70 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2021
U.S. locations
1
States / cities
San Francisco, California
Source: ClinicalTrials.gov public record
Updated Sep 23, 2025 · Synced Jul 21, 2026, 4:27 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Training Improves Balance Control

NCT01547988
View directory record Official record
Conditions
Accidental Falls
Interventions
Balance Training Intervention
Other
Lead sponsor
Boston University
Other
Eligibility
65 Years and older
Enrollment
66 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2001 – 2003
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Mar 7, 2012 · Synced Jul 21, 2026, 4:27 AM EDT
Completed No phase listed Observational

Endothelial Function and Arterio-Venous Fistula Maturation

NCT01604473
View directory record Official record
Conditions
Chronic Kidney Disease
Interventions
Not listed
Lead sponsor
University of California, San Francisco
Other
Eligibility
18 Years to 90 Years
Enrollment
54 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2014
U.S. locations
2
States / cities
San Francisco, California
Source: ClinicalTrials.gov public record
Updated Sep 22, 2022 · Synced Jul 21, 2026, 4:27 AM EDT
Completed Not applicable Interventional

Clinical Food Study to Evaluate the Effect of KB174 on the Gut Microbiome in Subjects With Well-compensated Cirrhosis

NCT03855956
View directory record Official record
Conditions
Early Cirrhosis
Interventions
KB174, Maltodextrin
Other
Lead sponsor
Kaleido Biosciences
Industry
Eligibility
18 Years to 70 Years
Enrollment
40 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019
U.S. locations
4
States / cities
Hollywood, Florida • Miami, Florida • Winter Park, Florida + 1 more
Source: ClinicalTrials.gov public record
Updated May 13, 2020 · Synced Jul 21, 2026, 4:27 AM EDT
Completed Phase 2Phase 3 Interventional Accepts healthy volunteers

Fitness and Exercise for People With Arthritis

NCT00252070
View directory record Official record
Conditions
Arthritis
Interventions
Functional Exercise for People with Arthritis (FEPA)
Behavioral
Lead sponsor
Centers for Disease Control and Prevention
Federal
Eligibility
20 Years to 85 Years
Enrollment
154 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2005 – 2007
U.S. locations
1
States / cities
San Diego, California
Source: ClinicalTrials.gov public record
Updated Sep 9, 2007 · Synced Jul 21, 2026, 4:27 AM EDT
Completed Not applicable Interventional

Pilot Study of Exercise and Peripheral Nerve Function in People With Diabetes - ENRGy2 Addendum

NCT01764373
View directory record Official record
Conditions
Diabetic Neuropathy
Interventions
Aerobic Exercise
Other
Lead sponsor
University of Kansas
Other
Eligibility
40 Years to 70 Years
Enrollment
19 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2013
U.S. locations
1
States / cities
Kansas City, Kansas
Source: ClinicalTrials.gov public record
Updated Sep 26, 2013 · Synced Jul 21, 2026, 4:27 AM EDT
Not listed Not applicable Interventional Accepts healthy volunteers

The Effects of a Carotenoid Intervention on Cognitive Function

NCT02023645
View directory record Official record
Conditions
Mild Cognitive Impairment
Interventions
active supplement, placebo
Dietary Supplement · Other
Lead sponsor
University of Georgia
Other
Eligibility
18 Years to 95 Years
Enrollment
120 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2012 – 2015
U.S. locations
1
States / cities
Athens, Georgia
Source: ClinicalTrials.gov public record
Updated May 26, 2015 · Synced Jul 21, 2026, 4:27 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Effects of Lactoferrin at Two Doses vs. Active Control on Markers of Immune Function

NCT06012669
View directory record Official record
Conditions
Immune Health
Interventions
High dose Human Lactoferrin, Low dose Human Lactoferrin, Active Control Bovine Lactoferrin
Dietary Supplement
Lead sponsor
Midwest Center for Metabolic and Cardiovascular Research
Other
Eligibility
18 Years to 45 Years
Enrollment
66 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023
U.S. locations
2
States / cities
Miami, Florida • Port Saint Lucie, Florida
Source: ClinicalTrials.gov public record
Updated Jun 10, 2025 · Synced Jul 21, 2026, 4:27 AM EDT
Terminated Phase 1 Interventional Accepts healthy volunteers

A Single Dose Study Investigating the Elimination as Well as the Tolerability of PD 0332334 in Healthy Subjects as Compared to Patients With Impaired Kidney Function.

NCT00721422
View directory record Official record
Conditions
Renal Insufficiency, Pharmacokinetics
Interventions
PD 0332334
Drug
Lead sponsor
Pfizer
Industry
Eligibility
18 Years to 65 Years
Enrollment
16 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2008 – 2009
U.S. locations
2
States / cities
Cypress, California • Miami, Florida
Source: ClinicalTrials.gov public record
Updated Feb 16, 2010 · Synced Jul 21, 2026, 4:27 AM EDT
Completed No phase listed Observational

The Effect of Magnesium on Maternal Mood, Cognitive Function, and Birth Experience

NCT02454322
View directory record Official record
Conditions
Depression, Postpartum
Interventions
Magnesium Sulfate
Drug
Lead sponsor
Northwestern University
Other
Eligibility
18 Years and older · Female only
Enrollment
300 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2021
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated May 4, 2022 · Synced Jul 21, 2026, 4:27 AM EDT
Terminated Not applicable Interventional

Transcutaneous and Epidural Spinal Stimulation for Enabling Motor Function in Humans With Motor Complete Paraplegia

NCT03945331
View directory record Official record
Conditions
Paraplegia, Spinal, Paraplegia, Complete, Paraplegia; Traumatic
Interventions
Transcutaneous spinal cord stimulator, Epidural spinal cord stimulation system
Device
Lead sponsor
Mayo Clinic
Other
Eligibility
22 Years and older
Enrollment
2 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2020
U.S. locations
1
States / cities
Rochester, Minnesota
Source: ClinicalTrials.gov public record
Updated Oct 18, 2020 · Synced Jul 21, 2026, 4:27 AM EDT