Clinical Trials
Showing trials with last updates posted in 2025.
5000
Participants
Characterization of Patients With Uncommon Presentations and/or Uncommon Diseases Associated With the Cardiovascular System
Study Type:
OBSERVATIONAL
Last Updated:
2025-12-26
Start Date:
2010-07-21
Conditions
Metabolic Disease
Obesity
Li-Fraumeni Syndrome
Cardiomyopathy
Atherosclerosis
Inflammatory Disease
Interventions
DEVICE
No Results Yet
1892
Participants
Specimen Collection for Agricultural Health Study Cohort Pesticide Exposure Study
Study Type:
OBSERVATIONAL
Last Updated:
2025-12-26
Start Date:
2010-06-15
Conditions
Multiple Myeloma
Leukemia
MGUS
Monoclonal B-Cell Lymphocytosis
No Results Yet
886
Participants
Evaluation, Pathogenesis, and Outcome of Subjects With or Suspected Traumatic Brain Injury
Study Type:
OBSERVATIONAL
Last Updated:
2025-12-26
Start Date:
2010-10-07
Conditions
Traumatic Brain Injury
No Results Yet
1000
Participants
Imaging Techniques in MRI
Study Type:
OBSERVATIONAL
Last Updated:
2025-12-26
Start Date:
2010-06-05
Conditions
Cardiac Risk Factors
Healthy
Healthy Volunteers
No Results Yet
500
Participants
Clinical and Genetic Studies in Familial Non-medullary Thyroid Cancer
Study Type:
OBSERVATIONAL
Last Updated:
2025-12-26
Start Date:
2010-08-12
Conditions
Non-Medullary Thyroid Cancer
No Results Yet
2000
Participants
Genome Medical Sequencing for Gene Discovery
Study Type:
OBSERVATIONAL
Last Updated:
2025-12-26
Start Date:
2010-02-18
Conditions
Intellectual Disabilities
Congenital Anomaly
Rare Disorders
No Results Yet
300
Participants
Top-Down Attentional Control of Visual-Processing
Study Type:
OBSERVATIONAL
Last Updated:
2025-12-26
Start Date:
2012-07-23
Conditions
Focal Brain Lesion
Focal Lesions
fMRI
No Results Yet
510
Participants
Cognitive Task Development and Implementation for Functional MRI Studies
Study Type:
OBSERVATIONAL
Last Updated:
2025-12-26
Start Date:
2005-05-22
Conditions
Drug Abuse
Nicotine Dependence
No Results Yet
1000
Participants
Advanced Functional and Structural MRI Techniques for Neuropharmacological Imaging
Study Type:
INTERVENTIONAL
Last Updated:
2025-12-26
Start Date:
2003-10-24
Completion:
2029-12-31
Conditions
Nicotine Dependence
Drug Abuse
Interventions
DEVICE
No Results Yet
678
Participants
Cognitive Neuroscience of Autism Spectrum Disorders
Study Type:
OBSERVATIONAL
Last Updated:
2025-12-26
Start Date:
2010-02-21
Conditions
Asperger's Disorder
Mental Retardation
Children
Adult
Autism Spectrum Disorders
No Results Yet
1273
Participants
Physiological Investigations of Movement Disorders
Study Type:
INTERVENTIONAL
Last Updated:
2025-12-26
Start Date:
2009-12-08
Completion:
2016-08-17
Conditions
Parkinson's Disease
Tourette's Syndrome
Tic Disorders
Dystonia
Movement Disorders
Interventions
PROCEDURE
DEVICE
OTHER
DIAGNOSTIC_TEST
No Results Yet
600
Participants
The Natural History of Severe Viral Infections and Characterization of Immune Defects in Patients Without Known Immunocompromise
Study Type:
OBSERVATIONAL
Last Updated:
2025-12-26
Start Date:
2009-10-01
Conditions
CMV
EBV
HSV
VZV
HPV
No Results Yet
28
Participants
Vasti Control of Patellofemoral Kinematics in Asymptomatic Volunteer
Study Type:
OBSERVATIONAL
Last Updated:
2025-12-26
Start Date:
2009-10-22
Conditions
Abnormalities
Patellofemoral Pain Syndrome
No Results Yet
30
Participants
Rituximab Plus Cyclosporine in Idiopathic Membranous Nephropathy
Study Type:
INTERVENTIONAL
Last Updated:
2025-12-26
Start Date:
2010-12-22
Completion:
2027-12-31
Conditions
Nephrotic Syndrome
Proteinuria
Autoimmune Disease
Glomerular Disease
Membranous Glomerulonephritis
Interventions
DRUG
No Results Yet
20
Participants
A Phase I Study of Mozobil in the Treatment of Patients With WHIMS
Study Type:
INTERVENTIONAL
Last Updated:
2025-12-26
Start Date:
2010-01-06
Completion:
2025-12-31
Conditions
Leukopenia
Neutropenia
Infections
Warts
Myelokathexis
Interventions
DRUG
No Results Yet
259
Participants
Natural History Study of Patients With Neurofibromatosis Type I
Study Type:
OBSERVATIONAL
Last Updated:
2025-12-26
Start Date:
2008-02-25
Conditions
Neurofibromatosis Type 1
Malignant Peripheral Nerve Sheath Tumor
Plexiform Neurofibroma
Optic Glioma
Neurofibroma
No Results Yet
550
Participants
Biology Studies of Hematologic Cancers
Study Type:
OBSERVATIONAL
Last Updated:
2025-12-26
Start Date:
2004-02-24
Conditions
Acute Lymphoblastic Leukemia
Myelodysplastic Syndrome (MDS)
Non-Hodgkins Lymphoma
Acute Myelogenous Leukemia
Hodgkins Lymphoma
No Results Yet
10000
Participants
Data Collection, Clinical Care and Interventions in CCR, NCI
Study Type:
OBSERVATIONAL
Last Updated:
2025-12-26
Start Date:
2004-06-10
Conditions
Neoplasms
Cancer
No Results Yet
1150
Participants
Follow Up Protocol for Subjects Previously Enrolled on NCI Surgery Branch Studies
Study Type:
OBSERVATIONAL
Last Updated:
2025-12-26
Start Date:
2009-06-15
Conditions
Melanoma
Adenocarcinoma
Carcinoma NOS
Neuroendocrine Tumors
No Results Yet
200
Participants
Establishing Fibroblast-Derived Cell Lines From Skin Biopsies of Patients With Immunodeficiency or Immunodysregulation Disorders
Study Type:
OBSERVATIONAL
Last Updated:
2025-12-26
Start Date:
2009-06-10
Conditions
Primary Immunodeficiency
DOCK8
Virus Susceptibility
No Results Yet
50
Participants
Vitamin E Pharmacokinetics and Biomarkers in Normal and Obese Women
Study Type:
INTERVENTIONAL
Last Updated:
2025-12-26
Start Date:
2014-10-10
Completion:
2016-10-21
Conditions
Diabetes
Fatty Liver
Obesity
Healthy Volunteers
Interventions
DRUG
OTHER
No Results Yet
824
Participants
Screening Protocol for Genetic Diseases of Allergic Inflammation
Study Type:
OBSERVATIONAL
Last Updated:
2025-12-26
Start Date:
2010-11-02
Conditions
Eosinophilic Disease
Immune Deficiency
HaTS
Urticaria Anaphylaxis
Elevated IgE Level
No Results Yet
10000
Participants
Genetics of Type 2 Diabetes in West Africans
Study Type:
OBSERVATIONAL
Last Updated:
2025-12-26
Start Date:
2009-02-03
Conditions
Hypertension
Diabetes
No Results Yet
2400
Participants
Comprehensive Multimodal Analysis of Neuroimmunological Diseases of the Central Nervous System
Study Type:
OBSERVATIONAL
Last Updated:
2025-12-26
Start Date:
2008-10-01
Conditions
Central Nervous System Disease
Multiple Sclerosis
No Results Yet
373
Participants
Developing Field Tools for Real-Time Assessment of Exposure to Psychosocial Stress and Drug Use in an Outpatient Treatment Population
Study Type:
OBSERVATIONAL
Last Updated:
2025-12-26
Start Date:
2009-07-14
Conditions
Stress
Drug Abuse
No Results Yet
35
Participants
Natural Killer Cells and Bortezomib to Treat Cancer
Study Type:
INTERVENTIONAL
Last Updated:
2025-12-26
Start Date:
2008-08-01
Completion:
2021-04-06
Conditions
Chronic Myeloid Leukemia (CML)
Pancreatic Ca
Colon/Rectal Ca
Multiple Myeloma
Carcinoma, Non-Small -Cell Lung
Interventions
DRUG
BIOLOGICAL
No Results Yet
229
Participants
Computer-Assisted Self-Administration of Ethanol
Study Type:
INTERVENTIONAL
Last Updated:
2025-12-26
Start Date:
2008-10-29
Completion:
2023-12-11
Conditions
Alcoholic Intoxication
Interventions
DRUG
No Results Yet
80
Participants
A New Method for Determining Gastric Acid Output Using a Wireless Capsule
Study Type:
OBSERVATIONAL
Last Updated:
2025-12-26
Start Date:
2008-06-18
Conditions
Gastric Acid Secretory Disorders
Interventions
DEVICE
DRUG
No Results Yet
97
Participants
Aerobic Exercise in Patients With Pulmonary Hypertension
Study Type:
INTERVENTIONAL
Last Updated:
2025-12-26
Start Date:
2008-06-12
Completion:
2015-09-23
Conditions
Pulmonary Hypertension
Interstitial Lung Disease
Interventions
OTHER
No Results Yet
1600
Participants
Natural History of Familial Carcinoid Tumor
Study Type:
OBSERVATIONAL
Last Updated:
2025-12-26
Start Date:
2008-08-25
Conditions
Carcinoid
Interventions
DRUG
No Results Yet
530
Participants
Studies of Skin Microbes in Healthy People and in People With Skin Conditions
Study Type:
OBSERVATIONAL
Last Updated:
2025-12-26
Start Date:
2008-01-22
Conditions
Eczema
Atopic Dermatitis
No Results Yet
269
Participants
Natural History Study of Patients With Neurofibromatosis Type 2
Study Type:
OBSERVATIONAL
Last Updated:
2025-12-26
Start Date:
2008-03-21
Conditions
Neurofibromatosis
No Results Yet
110
Participants
Age-Related Eye Disease Study (AREDS) Follow-Up
Study Type:
OBSERVATIONAL
Last Updated:
2025-12-26
Start Date:
2008-06-02
Conditions
Age-Related Macular Degeneration
Cataract
No Results Yet
98
Participants
Effects of Mirtazapine on Appetite in Advanced Cancer Patients
Study Type:
INTERVENTIONAL
Last Updated:
2025-12-26
Start Date:
2007-01-08
Completion:
2027-12-31
Conditions
Advanced Cancer
Anorexia
Weight Loss
Insomnia
Interventions
DRUG
No Results Yet
550
Participants
Collection of Lung Fluid and Tissue Samples for Research
Study Type:
OBSERVATIONAL
Last Updated:
2025-12-26
Start Date:
2007-08-17
Conditions
Leukocyte Disorders
Respiratory Tract Diseases
Bronchoscopy
No Results Yet
1000
Participants
Collection and Analysis of Blood, Bone Marrow, and Buccal Mucosa Samples From Healthy Volunteers
Study Type:
OBSERVATIONAL
Last Updated:
2025-12-26
Start Date:
2007-03-03
Conditions
Healthy Volunteers
No Results Yet
2000
Participants
Physical and Behavioral Traits of Overweight and Obese Adults
Study Type:
OBSERVATIONAL
Last Updated:
2025-12-26
Start Date:
2007-03-08
Conditions
Obesity
Healthy Volunteers
No Results Yet
1665
Participants
ClinSeq: A Large-Scale Medical Sequencing Clinical Research Pilot Study
Study Type:
OBSERVATIONAL
Last Updated:
2025-12-26
Start Date:
2007-01-05
Conditions
Healthy Volunteers
Atherosclerotic Heart Disease
No Results Yet
750
Participants
Immune Cell Response to Stimuli
Study Type:
OBSERVATIONAL
Last Updated:
2025-12-26
Start Date:
2009-07-13
Conditions
Inflammation
No Results Yet
157
Participants
Genetic Studies in the Amish and Mennonites
Study Type:
OBSERVATIONAL
Last Updated:
2025-12-26
Start Date:
2004-02-10
Conditions
Genetic Disease
No Results Yet
Showing 40 trials per page