Clinical Trials
Showing trials with last updates posted in 2025.
501
Participants
Prevention of HIV and STDs in Drug Using Women
Study Type:
INTERVENTIONAL
Last Updated:
2025-12-26
Start Date:
2000-08-31
Completion:
2004-11-30
Conditions
HIV
Sexually Transmitted Diseases
Substance Abuse
Interventions
BEHAVIORAL
No Results Yet
75
Participants
Water Deprivation Protocol
Study Type:
INTERVENTIONAL
Last Updated:
2025-12-26
Start Date:
2010-10-19
Completion:
2018-09-09
Conditions
Obesity
Interventions
OTHER
No Results Yet
850
Participants
Studies of Disorders With Increased Susceptibility to Fungal Infections
Study Type:
OBSERVATIONAL
Last Updated:
2025-12-26
Start Date:
2011-01-07
Conditions
Fungal Infections
Primary Immune Deficiencies
No Results Yet
150
Participants
Training Protocol on the Natural History of Tuberculosis
Study Type:
OBSERVATIONAL
Last Updated:
2025-12-26
Start Date:
2011-06-30
Conditions
Mycobacterium Infections
Tuberculosis, Multidrug-Resistant
Latent Tuberculosis
Tuberculosis
Extensively Drug-Resistant Tuberculosis
No Results Yet
120
Participants
Allogeneic Hematopoietic Stem Cell Transplantation for Severe Aplastic Anemia and Other Bone Marrow Failure Syndromes Using G-CSF Mobilized CD34+ Selected Hematopoietic Precursor Cells Co-Infused With a Reduced Dose of Non-Mobilized Donor T-cells
Study Type:
INTERVENTIONAL
Last Updated:
2025-12-26
Start Date:
2010-12-10
Completion:
2027-12-30
Conditions
Severe Aplastic Anemia
MDS (Myelodysplastic Syndrome)
Interventions
DEVICE
OTHER
No Results Yet
15000
Participants
Host and Parasite Factors That Influence Susceptibility to Malaria Infection and Disease During Pregnancy and Early Childhood in Ouelessebougou and Bamako, Mali
Study Type:
OBSERVATIONAL
Last Updated:
2025-12-26
Start Date:
2010-08-30
Conditions
Malaria
No Results Yet
945
Participants
Natural History of Severe Allergic Inflammation and Reactions
Study Type:
OBSERVATIONAL
Last Updated:
2025-12-26
Start Date:
2010-07-12
Conditions
PGM3 Deficiency
Eosinophilic and/or Atopic Dermatitis
OSMR Deficiency
Primary Localized Cutaneous Amyloidosis
Hereditary Alpha-tryptasemia
No Results Yet
180
Participants
A Prospective Natural History Study of Patients With Syringomyelia
Study Type:
OBSERVATIONAL
Last Updated:
2025-12-26
Start Date:
2010-08-03
Conditions
Syringomyelia
Arnold Chiari Deformity
No Results Yet
847
Participants
Characterization of Phenotypic and Genotypic Regressors for Imaging
Study Type:
OBSERVATIONAL
Last Updated:
2025-12-26
Start Date:
2010-11-18
Conditions
Healthy Volunteers
Substance Use Disorders
No Results Yet
178
Participants
Study of the Effect of SNPs in p53 and p53 Response Elements on the Inflammatory Response to DNA Damage
Study Type:
OBSERVATIONAL
Last Updated:
2025-12-26
Start Date:
2012-05-21
Conditions
HIV-1 Seropositive
Inflammation
Cancer
Cardiomyopathy
No Results Yet
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
Showing 40 trials per page