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ClinicalTrials.gov public records Last synced Oct 26, 2026, 9:27 AM EDT

Data is sourced from official ClinicalTrials.gov public API records. Always review the official ClinicalTrials.gov record for the latest information.

Showing 241–264 of 457 matching trials from the live ClinicalTrials.gov search.
Filters: Condition: HV Clear all
Recruiting No phase listed Observational Accepts healthy volunteers

Evaluation of Patients With Immune Function Abnormalities

NCT00128973
View directory record Official record
Conditions
Chronic Granulomatous Disease (CGD), X-Linked Severe Combined Immune Deficiency (XSCID), Leukocyte Adhesion Deficiency 1 (LAD), Graft Versus Host Disease (cGvHD)
Interventions
Not listed
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
Not listed
Enrollment
3,500 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
Started 2005
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Oct 16, 2026 · Synced Oct 26, 2026, 9:27 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Brain Peripheral Benzodiazepine Receptors in Patients With Multiple Sclerosis

NCT00432900
View directory record Official record
Conditions
Multiple Sclerosis
Interventions
[(11)C]PBR28
Radiation
Lead sponsor
National Institute of Neurological Disorders and Stroke (NINDS)
NIH
Eligibility
18 Years to 70 Years
Enrollment
21 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2007 – 2013
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Dec 12, 2019 · Synced Oct 26, 2026, 9:27 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Effects of Modafinil on Brain Function in Patients With Schizophrenia

NCT00057707
View directory record Official record
Conditions
Schizophrenia, Schizoaffective Disorder
Interventions
Modafinil, Functional MRI, Neuropsychological Testing
Drug · Procedure
Lead sponsor
National Institute of Mental Health (NIMH)
NIH
Eligibility
18 Years to 50 Years
Enrollment
176 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2003 – 2017
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Dec 9, 2019 · Synced Oct 26, 2026, 9:27 AM EDT
Recruiting No phase listed Observational Accepts healthy volunteers

Top-Down Attentional Control of Visual-Processing

NCT01087281
View directory record Official record
Conditions
Focal Brain Lesion, Focal Lesions, fMRI
Interventions
Not listed
Lead sponsor
National Institute of Mental Health (NIMH)
NIH
Eligibility
18 Years to 100 Years
Enrollment
300 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
Started 2012
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Aug 24, 2026 · Synced Oct 26, 2026, 9:27 AM EDT
Completed No phase listed Observational Accepts healthy volunteers

Plasticity in Cervical Dystonia

NCT00323765
View directory record Official record
Conditions
Cervical Dystonia
Interventions
Not listed
Lead sponsor
National Institute of Neurological Disorders and Stroke (NINDS)
NIH
Eligibility
18 Years and older
Enrollment
44 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2006 – 2008
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Jul 2, 2017 · Synced Oct 26, 2026, 9:27 AM EDT
Completed No phase listed Observational Accepts healthy volunteers

Brain Physiology in Polio Survivors

NCT00080600
View directory record Official record
Conditions
Postpoliomyelitis
Interventions
Not listed
Lead sponsor
National Institute of Neurological Disorders and Stroke (NINDS)
NIH
Eligibility
21 Years to 80 Years
Enrollment
90 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2004 – 2007
U.S. locations
2
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Jul 2, 2017 · Synced Oct 26, 2026, 9:27 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Experimental Ebola Vaccine Trial

NCT00072605
View directory record Official record
Conditions
Hemorrhagic Fever, Ebola, Healthy
Interventions
VRC-EBODNA012-00-VP
Drug
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
18 Years to 44 Years
Enrollment
27 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2003 – 2007
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Dec 17, 2019 · Synced Oct 26, 2026, 9:27 AM EDT
Completed Phase 1 Interventional

PET Imaging of Peripheral Benzodiazepine Receptors in Patients With Neurocysticercosis Using [F-18]FB

NCT00527579
View directory record Official record
Conditions
Neurocysticercosis, Healthy
Interventions
[F-18]FBR
Drug
Lead sponsor
National Institute of Mental Health (NIMH)
NIH
Eligibility
18 Years to 65 Years
Enrollment
24 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2013
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Jul 5, 2018 · Synced Oct 26, 2026, 9:27 AM EDT
Terminated No phase listed Observational Accepts healthy volunteers

Technical Development of Interventional Cardiovascular Magnetic Resonance Imaging in Normal Volunteers

NCT00720460
View directory record Official record
Conditions
Healthy
Interventions
Not listed
Lead sponsor
National Heart, Lung, and Blood Institute (NHLBI)
NIH
Eligibility
18 Years to 99 Years
Enrollment
107 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2008 – 2018
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Dec 16, 2019 · Synced Oct 26, 2026, 9:27 AM EDT
Terminated No phase listed Observational Accepts healthy volunteers

Oxytocin and Arginine Vasopressin in Pain Relief

NCT01328561
View directory record Official record
Conditions
Placebo Analgesia
Interventions
Not listed
Lead sponsor
National Institute of Mental Health (NIMH)
NIH
Eligibility
18 Years to 55 Years
Enrollment
167 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2011 – 2015
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Jul 5, 2018 · Synced Oct 26, 2026, 9:27 AM EDT
Completed No phase listed Observational

Effects of tDCS Over the Cerebellum on Motor Function

NCT00413842
View directory record Official record
Conditions
Healthy
Interventions
Not listed
Lead sponsor
National Institute of Neurological Disorders and Stroke (NINDS)
NIH
Eligibility
18 Years to 40 Years
Enrollment
40 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2008
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Jul 2, 2017 · Synced Oct 26, 2026, 9:27 AM EDT
Completed Phase 4 Interventional Accepts healthy volunteers

Effect of Genetics on Metabolism of Efavirenz

NCT00245986
View directory record Official record
Conditions
Metabolism
Interventions
Blood draw
Procedure
Lead sponsor
National Institutes of Health Clinical Center (CC)
NIH
Eligibility
18 Years to 55 Years
Enrollment
350 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2005 – 2008
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Jul 2, 2017 · Synced Oct 26, 2026, 9:27 AM EDT
Completed No phase listed Observational

Effects of Sleep Deprivation and Recovery on Cognitive Functions

NCT00179322
View directory record Official record
Conditions
Sleep Deprivation
Interventions
Not listed
Lead sponsor
National Institute on Deafness and Other Communication Disorders (NIDCD)
NIH
Eligibility
20 Years to 40 Years
Enrollment
29 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005 – 2016
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Dec 17, 2019 · Synced Oct 26, 2026, 9:27 AM EDT
Not yet recruiting No phase listed Observational Accepts healthy volunteers

Signature Development and Validation Protocol for an Epigenetic Assay in Diagnosing Breast Cancer

NCT07374796
View directory record Official record
Conditions
Breast Cancer (Locally Advanced or Metastatic), Healthy Volunteers (HV), Unhealthy Volunteers, Breast Cancer Screening
Interventions
Epigenetic Assay
Other
Lead sponsor
University of Maryland, Baltimore
Other
Eligibility
18 Years and older
Enrollment
450 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026 – 2033
U.S. locations
1
States / cities
Glen Burnie, Maryland
Source: ClinicalTrials.gov public record
Updated Sep 10, 2026 · Synced Oct 26, 2026, 9:27 AM EDT
Completed No phase listed Observational

Improving Motor Learning in Stroke Patients

NCT00067197
View directory record Official record
Conditions
Cerebrovascular Accident
Interventions
Not listed
Lead sponsor
National Institute of Neurological Disorders and Stroke (NINDS)
NIH
Eligibility
18 Years and older
Enrollment
76 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2003 – 2008
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Jul 2, 2017 · Synced Oct 26, 2026, 9:27 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Raman Scattering Spectroscopy to Measure Macular Pigment

NCT00060580
View directory record Official record
Conditions
Raman Spectroscopy
Interventions
Raman scattering spectroscopy
Procedure
Lead sponsor
National Eye Institute (NEI)
NIH
Eligibility
Not listed
Enrollment
40 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2003 – 2006
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Mar 4, 2008 · Synced Oct 26, 2026, 9:27 AM EDT
Completed No phase listed Observational

Reward-Related Processes and Brain Function

NCT00029588
View directory record Official record
Conditions
Depression
Interventions
Not listed
Lead sponsor
National Institute of Mental Health (NIMH)
NIH
Eligibility
9 Years to 40 Years
Enrollment
241 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2002 – 2017
U.S. locations
2
States / cities
Washington D.C., District of Columbia • Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Oct 6, 2017 · Synced Oct 26, 2026, 9:27 AM EDT
Completed Phase 2 Interventional Accepts healthy volunteers

Clinical Trial of Mifepristone for Bipolar Depression

NCT00043654
View directory record Official record
Conditions
Bipolar Disorder
Interventions
Mifepristone
Drug
Lead sponsor
National Institute of Mental Health (NIMH)
NIH
Eligibility
18 Years to 75 Years
Enrollment
110 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2002 – 2007
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Jul 2, 2017 · Synced Oct 26, 2026, 9:27 AM EDT
Completed No phase listed Observational Accepts healthy volunteers

Physiology of Weakness in Movement Disorders

NCT00307346
View directory record Official record
Conditions
Movement Disorders
Interventions
Not listed
Lead sponsor
National Institute of Neurological Disorders and Stroke (NINDS)
NIH
Eligibility
18 Years to 80 Years
Enrollment
6 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2006 – 2011
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Jul 2, 2017 · Synced Oct 26, 2026, 9:27 AM EDT
Completed No phase listed Observational Accepts healthy volunteers

Cell Studies of Parkinson's Disease

NCT00076505
View directory record Official record
Conditions
Parkinson Disease
Interventions
Not listed
Lead sponsor
National Human Genome Research Institute (NHGRI)
NIH
Eligibility
18 Years and older
Enrollment
150 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2004 – 2006
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Jul 2, 2017 · Synced Oct 26, 2026, 9:27 AM EDT
Terminated Phase 1 Interventional

Effect of Nitrite on Exercise Physiology and Metabolism

NCT00105222
View directory record Official record
Conditions
Healthy, Healthy Volunteer, HV
Interventions
Sodium Nitrite
Drug
Lead sponsor
National Heart, Lung, and Blood Institute (NHLBI)
NIH
Eligibility
21 Years to 45 Years
Enrollment
15 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005 – 2013
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Jul 5, 2018 · Synced Oct 26, 2026, 9:27 AM EDT
Completed No phase listed Observational Accepts healthy volunteers

The Role of Dopamine in Motor Learning in Healthy Subjects and Patients With Parkinson's Disease

NCT00032812
View directory record Official record
Conditions
Parkinson Disease, Healthy
Interventions
Raclopride
Drug
Lead sponsor
National Institute of Neurological Disorders and Stroke (NINDS)
NIH
Eligibility
Not listed
Enrollment
64 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2002 – 2004
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Mar 4, 2008 · Synced Oct 26, 2026, 9:27 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

PET Imaging of Peripheral Benzodiazepine Receptors in Patients With Neurocysticercosis Using [C-11]PBR28

NCT00526916
View directory record Official record
Conditions
Neurocysticercosis, Healthy
Interventions
[C-11]PBR28
Drug
Lead sponsor
National Institute of Mental Health (NIMH)
NIH
Eligibility
18 Years to 75 Years
Enrollment
18 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2007 – 2014
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Dec 12, 2019 · Synced Oct 26, 2026, 9:27 AM EDT
Completed No phase listed Observational Accepts healthy volunteers

Investigating the Cognitive Processes That Underlie Social Knowledge and Behavior

NCT00061334
View directory record Official record
Conditions
Healthy
Interventions
Not listed
Lead sponsor
National Institute of Neurological Disorders and Stroke (NINDS)
NIH
Eligibility
21 Years to 65 Years
Enrollment
222 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2003 – 2011
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Jul 2, 2017 · Synced Oct 26, 2026, 9:27 AM EDT