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Showing 1–24 of 456 matching trials from the live ClinicalTrials.gov search.
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Completed No phase listed Observational

Neurobiological Mechanisms in Panic Disorder

NCT00103987
View directory record Official record
Conditions
Panic Disorder
Interventions
Not listed
Lead sponsor
National Institute of Mental Health (NIMH)
NIH
Eligibility
18 Years to 60 Years
Enrollment
54 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005 – 2010
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Jul 1, 2017 · Synced Sep 7, 2026, 3:14 AM EDT
Completed No phase listed Observational Accepts healthy volunteers

The Role of Glucocorticoid Receptor SNPs in Receptor Function and Metabolic Disease

NCT01143493
View directory record Official record
Conditions
Glucose Homeostasis, Protein Metabolism, Lipid Metabolism, Respiratory Function, Connective Tissue Metabolism
Interventions
Not listed
Lead sponsor
National Institute of Environmental Health Sciences (NIEHS)
NIH
Eligibility
18 Years to 100 Years
Enrollment
278 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2010 – 2019
U.S. locations
1
States / cities
Research Triangle Park, North Carolina
Source: ClinicalTrials.gov public record
Updated Dec 3, 2019 · Synced Sep 7, 2026, 3:14 AM EDT
Withdrawn Phase 1 Interventional Accepts healthy volunteers

HIV-1 Vaccine Test in Uninfected Adult Volunteers

NCT00045838
View directory record Official record
Conditions
Healthy
Interventions
VCR-HIVDNA006-00-VP
Drug
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
Not listed
Healthy volunteers
Accepts healthy volunteers
Timeline
2002 – 2003
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Oct 1, 2015 · Synced Sep 7, 2026, 3:14 AM EDT
Terminated No phase listed Observational Accepts healthy volunteers

Genetic Factors in Age-Related Macular Degeneration

NCT00058695
View directory record Official record
Conditions
Macular Degeneration
Interventions
Not listed
Lead sponsor
National Eye Institute (NEI)
NIH
Eligibility
50 Years and older
Enrollment
477 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2003 – 2015
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Feb 13, 2018 · Synced Sep 7, 2026, 3:14 AM EDT
Completed No phase listed Observational Accepts healthy volunteers

Characterization of Childhood-Onset Obsessive-Compulsive Disorder

NCT00044239
View directory record Official record
Conditions
Obsessive-Compulsive Disorder
Interventions
Not listed
Lead sponsor
National Institute of Mental Health (NIMH)
NIH
Eligibility
4 Years to 12 Years
Enrollment
49 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2002 – 2010
U.S. locations
4
States / cities
Little Rock, Arkansas • Gainesville, Florida • New York, New York + 1 more
Source: ClinicalTrials.gov public record
Updated Jul 1, 2017 · Synced Sep 7, 2026, 3:14 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Use of [18F]FECNT in Positron Emission Tomography

NCT00083629
View directory record Official record
Conditions
Healthy
Interventions
PET
Procedure
Lead sponsor
National Institute of Mental Health (NIMH)
NIH
Eligibility
Not listed
Enrollment
30 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2004 – 2005
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Mar 3, 2008 · Synced Sep 7, 2026, 3:14 AM EDT
Terminated Phase 1 Interventional Accepts healthy volunteers

Genetics of the Acute Response to Alcohol in Social Drinkers

NCT01375556
View directory record Official record
Conditions
Alcoholism, Genetics
Interventions
Ethanol
Drug
Lead sponsor
National Institute on Alcohol Abuse and Alcoholism (NIAAA)
NIH
Eligibility
21 Years to 30 Years
Enrollment
33 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2011 – 2016
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Nov 28, 2019 · Synced Sep 7, 2026, 3:14 AM EDT
Completed No phase listed Observational

Muscle Contraction in Patients With Focal Hand Dystonia

NCT00376753
View directory record Official record
Conditions
Focal Hand Dystonia
Interventions
Not listed
Lead sponsor
National Institute of Neurological Disorders and Stroke (NINDS)
NIH
Eligibility
18 Years and older
Enrollment
84 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2011
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Jul 1, 2017 · Synced Sep 7, 2026, 3:14 AM EDT
Recruiting No phase listed Observational Accepts healthy volunteers

Imaging Techniques in MRI

NCT01130545
View directory record Official record
Conditions
Cardiac Risk Factors, Healthy, Healthy Volunteers
Interventions
Not listed
Lead sponsor
National Institutes of Health Clinical Center (CC)
NIH
Eligibility
18 Years to 100 Years
Enrollment
1,000 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
Started 2010
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Aug 30, 2026 · Synced Sep 7, 2026, 3:14 AM EDT
Completed No phase listed Observational

Blood Markers of Inflammation, Blood Clotting and Blood Vessel Function in HIV-infected Adults

NCT00776412
View directory record Official record
Conditions
Inflammation, Pathologic Processes
Interventions
Not listed
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
18 Years to 100 Years
Enrollment
310 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
Started 2008
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Aug 6, 2026 · Synced Sep 7, 2026, 3:14 AM EDT
Completed Phase 1 Interventional

Vaccine for Prevention of Bird Flu

NCT00776711
View directory record Official record
Conditions
Influenza, Human
Interventions
Monovalent Influenza Subunit Virion (H5N1) Vaccine, A/Indonesia/05/2005, VRC-AViDNA036-00-VP
Drug
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
18 Years to 60 Years
Enrollment
60 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2011
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Jul 1, 2017 · Synced Sep 7, 2026, 3:14 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 1, 2017 · Synced Sep 7, 2026, 3:14 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Direct Current Brain Polarization of the Frontal Lobes

NCT00424216
View directory record Official record
Conditions
Healthy
Interventions
DC Polarization
Procedure
Lead sponsor
National Institute of Neurological Disorders and Stroke (NINDS)
NIH
Eligibility
18 Years and older
Enrollment
25 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2007 – 2008
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Jul 1, 2017 · Synced Sep 7, 2026, 3:14 AM EDT
Completed Phase 1 Interventional

Nitrite Infusion Studies

NCT00102271
View directory record Official record
Conditions
Healthy
Interventions
Oxypurinol, Sodium Nitrite
Drug
Lead sponsor
National Heart, Lung, and Blood Institute (NHLBI)
NIH
Eligibility
21 Years to 40 Years
Enrollment
36 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005 – 2011
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Jul 1, 2017 · Synced Sep 7, 2026, 3:14 AM EDT
Enrolling by invitation No phase listed Observational Accepts healthy volunteers

Blood Collection for Research Related to Certain Diseases Involving Blood Vessels

NCT00047996
View directory record Official record
Conditions
Sickle Cell Disease
Interventions
Not listed
Lead sponsor
National Heart, Lung, and Blood Institute (NHLBI)
NIH
Eligibility
18 Years to 100 Years
Enrollment
2,000 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
Started 2002
U.S. locations
2
States / cities
Bethesda, Maryland • Fairfax, Virginia
Source: ClinicalTrials.gov public record
Updated Aug 31, 2026 · Synced Sep 7, 2026, 3:14 AM EDT
Completed No phase listed Observational Accepts healthy volunteers

The Natural History of Upper Trapezius Myofascial Trigger Points: Comparison of Local and Remote Tissue Milieu in Normal Muscle, Latent and Active Myofascial Trigger Points Over Time

NCT00042276
View directory record Official record
Conditions
Neck Pain
Interventions
Not listed
Lead sponsor
National Institutes of Health Clinical Center (CC)
NIH
Eligibility
21 Years to 65 Years
Enrollment
88 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2002 – 2013
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Oct 5, 2017 · Synced Sep 7, 2026, 3:14 AM EDT
Completed No phase listed Observational Accepts healthy volunteers

Brain Activity in Visual-Motor Behavior

NCT00077038
View directory record Official record
Conditions
Healthy
Interventions
Not listed
Lead sponsor
National Institute of Neurological Disorders and Stroke (NINDS)
NIH
Eligibility
20 Years and older
Enrollment
20 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2004 – 2007
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Jul 1, 2017 · Synced Sep 7, 2026, 3:14 AM EDT
Completed No phase listed Observational Accepts healthy volunteers

Role of Hormones in Susceptibility to Seizures in Women With Epilepsy

NCT00044252
View directory record Official record
Conditions
Epilepsy
Interventions
Not listed
Lead sponsor
National Institute of Neurological Disorders and Stroke (NINDS)
NIH
Eligibility
18 Years to 45 Years · Female only
Enrollment
50 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2002 – 2008
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Jul 1, 2017 · Synced Sep 7, 2026, 3:14 AM EDT
Completed No phase listed Observational

Behavior in Children With Attention Deficit Hyperactivity Disorder and in Healthy Volunteers

NCT00026546
View directory record Official record
Conditions
Attention Deficit Hyperactivity Disorder
Interventions
Not listed
Lead sponsor
National Institute of Mental Health (NIMH)
NIH
Eligibility
8 Years to 17 Years
Enrollment
189 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2001 – 2018
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Dec 11, 2019 · Synced Sep 7, 2026, 3:14 AM EDT
Completed No phase listed Observational Accepts healthy volunteers

Biological Specimen Collection for Laboratory Methods Development and Training Purposes

NCT00025831
View directory record Official record
Conditions
Healthy
Interventions
Not listed
Lead sponsor
National Cancer Institute (NCI)
NIH
Eligibility
21 Years and older
Enrollment
200 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2001 – 2005
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Mar 3, 2008 · Synced Sep 7, 2026, 3:14 AM EDT
Completed No phase listed Observational Accepts healthy volunteers

Study of the Effect of SNPs in p53 and p53 Response Elements on the Inflammatory Response to DNA Damage

NCT01143519
View directory record Official record
Conditions
HIV-1 Seropositive, Inflammation, Cancer, Cardiomyopathy
Interventions
Not listed
Lead sponsor
National Institute of Environmental Health Sciences (NIEHS)
NIH
Eligibility
18 Years to 100 Years
Enrollment
178 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
Started 2012
U.S. locations
1
States / cities
Research Triangle Park, North Carolina
Source: ClinicalTrials.gov public record
Updated Apr 16, 2026 · Synced Sep 7, 2026, 3:14 AM EDT
Completed No phase listed Observational

Study of Heart Transplant Rejection

NCT00042614
View directory record Official record
Conditions
Heart Transplantation
Interventions
Not listed
Lead sponsor
National Institutes of Health Clinical Center (CC)
NIH
Eligibility
18 Years to 100 Years
Enrollment
188 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
Started 2003
U.S. locations
2
States / cities
Bethesda, Maryland • Falls Church, Virginia
Source: ClinicalTrials.gov public record
Updated Aug 26, 2026 · Synced Sep 7, 2026, 3:14 AM EDT
Terminated No phase listed Observational Accepts healthy volunteers

Endocrine and Psychological Evaluation of Adopted Children

NCT00368043
View directory record Official record
Conditions
Psychosocial Adjustment
Interventions
Not listed
Lead sponsor
Eunice Kennedy Shriver National Institute of Child Health and Human Development (NICHD)
NIH
Eligibility
10 Months to 4 Years
Enrollment
38 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2006 – 2015
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Dec 16, 2019 · Synced Sep 7, 2026, 3:14 AM EDT
Completed No phase listed Observational Accepts healthy volunteers

MRI of Alzheimer's Disease Imaging Amyloid Plaques in Persons With and Without Memory Problems

NCT00413621
View directory record Official record
Conditions
Alzheimer's Disease
Interventions
Not listed
Lead sponsor
National Institute of Neurological Disorders and Stroke (NINDS)
NIH
Eligibility
55 Years to 90 Years
Enrollment
40 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
Started 2006
U.S. locations
2
States / cities
Baltimore, Maryland • Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Jul 1, 2017 · Synced Sep 7, 2026, 3:14 AM EDT