Clinical Trials Updated in 2026

NCT00001975 | RECRUITING

400 participants

Study of Skin Tumors in Tuberous Sclerosis

Study Type:: OBSERVATIONAL
Last Updated:: 2026-09-01
Start Date:: 2000-01-26

Conditions

Tuberous Sclerosis

No Results Yet

NCT00001971 | RECRUITING

8050 participants

Evaluation of Patients With Liver Disease

Study Type:: OBSERVATIONAL
Last Updated:: 2026-09-01
Start Date:: 1992-05-27

Conditions

Hepatitis D
Hepatitis C
Hepatitis B
Liver Disease

No Results Yet

NCT00001888 | COMPLETED

574 participants

Sample Collections From the Airways of Asthmatic Patients

Study Type:: OBSERVATIONAL
Last Updated:: 2026-09-01
Start Date:: 1999-06-02

Conditions

Asthma

No Results Yet

NCT00001823 | RECRUITING

7000 participants

Evaluation for NCI Surgery Branch Clinical Research Protocols

Study Type:: OBSERVATIONAL
Last Updated:: 2026-09-01
Start Date:: 1999-07-11

Conditions

Synovial Cell Cancer
Melanoma
Colorectal Cancer
Lung Cancer
Bladder Cancer

No Results Yet

NCT00001813 | COMPLETED

709 participants

Examination of Clinical and Laboratory Abnormalities in Patients With Defective DNA Repair: Xeroderma Pigmentosum, Cockayne Syndrome, or Trichothiodystrophy

Study Type:: OBSERVATIONAL
Last Updated:: 2026-09-01
Start Date:: 1999-05-10

Conditions

Cockayne Syndrome
Skin Neoplasms
Xeroderma Pigmentosum
Trichothiodystrophy Syndromes
Genodermatosis

No Results Yet

NCT00001721 | COMPLETED

130 participants

Study of Smith-Lemli-Opitz Syndrome

Study Type:: OBSERVATIONAL
Last Updated:: 2026-09-01
Start Date:: 1998-09-13

Conditions

Smith-Lemli-Opitz Syndrome

Interventions

DRUG

No Results Yet

NCT00001645 | RECRUITING

800 participants

Evaluation, Treatment and Monitoring of Patients With a Known or Suspected Parasitic Infection

Study Type:: OBSERVATIONAL
Last Updated:: 2026-09-01
Start Date:: 1998-10-10

Conditions

Malaria
Intestinal Worms
GI Protozoa
Echiniococcus
Strongyloides

No Results Yet

NCT00001620 | ENROLLING_BY_INVITATION

10000 participants

Screening for Hematology Branch Protocols

Study Type:: OBSERVATIONAL
Last Updated:: 2026-09-01
Start Date:: 1996-12-31

Conditions

Hematologic Disease and Disorders
Donors
Healthy Volunteer

No Results Yet

NCT00001471 | COMPLETED

386 participants

Tissue Biopsy and Imaging Studies in HIV-Infected Patients

Study Type:: OBSERVATIONAL
Last Updated:: 2026-09-01
Start Date:: 1994-11-30

Conditions

HIV
ICL
Healthy Volunteers

No Results Yet

NCT00001467 | RECRUITING

5000 participants

Genetic Analysis of Immune Disorders

Study Type:: OBSERVATIONAL
Last Updated:: 2026-09-01
Start Date:: 1995-06-06

Conditions

DOK 8
STAT1
GATA2
Immunodeficiency
STAT3

No Results Yet

NCT00001465 | RECRUITING

2000 participants

Study of the Disease Process of Lymphangioleiomyomatosis

Study Type:: OBSERVATIONAL
Last Updated:: 2026-09-01
Start Date:: 1995-12-18

Conditions

Lung Disease
Pneumothorax
Tuberous Sclerosis
Lymphangioleiomyomatosis

Interventions

DEVICE

No Results Yet

NCT00001406 | RECRUITING

800 participants

Activation and Function of Eosinophils in Conditions With Blood or Tissue Eosinophilia

Study Type:: OBSERVATIONAL
Last Updated:: 2026-09-01
Start Date:: 1997-04-21

Conditions

Immune System Diseases
Eosinophilia
Helminthiasis
Hypersensitivity
Parasitic Disease

No Results Yet

NCT00001403 | RECRUITING

1500 participants

Study of Proteus Syndrome and Related Congenital Disorders

Study Type:: OBSERVATIONAL
Last Updated:: 2026-09-01
Start Date:: 1994-04-27

Conditions

Proteus Syndrome
PIK3CA Related Overgrowth Spectrum

No Results Yet

NCT00001393 | COMPLETED

616 participants

Genetic Markers for Focal Segmental Glomerulosclerosis

Study Type:: OBSERVATIONAL
Last Updated:: 2026-09-01
Start Date:: 1996-04-15

Conditions

Focal Segmental Glomerulosclerosis
HIV-Associated Focal Segmental Glomerulosclerosis

No Results Yet

NCT00001392 | COMPLETED

537 participants

Pathogenesis of Glomerulosclerosis

Study Type:: OBSERVATIONAL
Last Updated:: 2026-09-01
Start Date:: 1996-04-16

Conditions

Glomerular Disease

No Results Yet

NCT00001367 | COMPLETED

3813 participants

Diagnosis and History Study of Patients With Different Neurological Conditions

Study Type:: OBSERVATIONAL
Last Updated:: 2026-09-01
Start Date:: 1993-09-30

Conditions

Nervous System Disease
Healthy Volunteer

No Results Yet

NCT00001360 | RECRUITING

4100 participants

Studies of Blood Flow to the Brain During Thought

Study Type:: OBSERVATIONAL
Last Updated:: 2026-09-01
Start Date:: 1993-09-17

Conditions

Healthy Volunteer

No Results Yet

NCT00001276 | RECRUITING

1500 participants

Diagnosing and Treating Low Blood Sugar Levels

Study Type:: OBSERVATIONAL
Last Updated:: 2026-09-01
Start Date:: 1991-05-21

Conditions

Hypoglycemia
Insulinoma

No Results Yet

NCT00001244 | RECRUITING

500 participants

Immune Regulation in Patients With Common Variable Immunodeficiency and Related Inborn Errors of Immunity (IEI)

Study Type:: OBSERVATIONAL
Last Updated:: 2026-09-01
Start Date:: 1990-01-15

Conditions

XLA
CVID
Yao Syndrome
Blau Syndrome

No Results Yet

NCT00001231 | COMPLETED

1158 participants

Perimenopause-Related Mood and Behavioral Disorders

Study Type:: OBSERVATIONAL
Last Updated:: 2026-09-01
Start Date:: 1989-03-06

Conditions

Mood Disorder

No Results Yet

NCT00001208 | RECRUITING

2000 participants

Botulinum Toxin for the Treatment of Involuntary Movement Disorders

Study Type:: OBSERVATIONAL
Last Updated:: 2026-09-01
Start Date:: 1989-10-26

Conditions

Movement Disorders

No Results Yet

NCT00001184 | RECRUITING

1000 participants

Immune Regulation in Ulcerative Colitis or Crohn s Disease

Study Type:: OBSERVATIONAL
Last Updated:: 2026-09-01
Start Date:: 1998-08-07

Conditions

Inflammatory Bowel Disease
Ulcerative Colitis
Chrohn's Disease

No Results Yet

NCT00001159 | RECRUITING

2500 participants

Natural History of Thyroid Function Disorders

Study Type:: OBSERVATIONAL
Last Updated:: 2026-09-01
Start Date:: 1977-02-01

Conditions

Hyperthyroidism
Hypothyroidism
Grave's Disease

No Results Yet

NCT00001154 | COMPLETED

759 participants

Lipoprotein Metabolism in Normal Volunteers and Patients With High Levels of Lipoproteins

Study Type:: OBSERVATIONAL
Last Updated:: 2026-09-01
Start Date:: 1976-09-03

Conditions

Hypolipoproteinemia
Hypercholesterolemia
Dyslipidemia
Hyperlipidemia

No Results Yet

NCT07796139 | RECRUITING | NA

50 participants

Nasal Dilator Therapy for Patulous Eustachian Tube Dysfunction

Study Type:: INTERVENTIONAL
Last Updated:: 2026-08-31
Start Date:: 2026-04-22
Completion:: 2026-11-01

Conditions

Patulous Eustachian Tube Dysfunction
Eustachian Tube Dysfunction

Interventions

DEVICE

No Results Yet

NCT07796126 | NOT_YET_RECRUITING | PHASE2

22 participants

Sequential Toripalimab and Paclitaxel in Patients With Head and Neck Squamous Cell Cancer (HNSCC) and Poor Performance Status

Study Type:: INTERVENTIONAL
Last Updated:: 2026-08-31
Start Date:: 2026-09-30
Completion:: 2028-05-29

Conditions

Squamous Cell Carcinoma Head and Neck Cancer (HNSCC)

Interventions

DRUG

No Results Yet

NCT07796113 | RECRUITING | PHASE2

24 participants

Adebrelimab With Famitinib and Chemotherapy as Neoadjuvant Therapy for ESCC

Study Type:: INTERVENTIONAL
Last Updated:: 2026-08-31
Start Date:: 2025-10-30
Completion:: 2028-10-30

Conditions

Esophageal Squamous Cell Carcinoma

Interventions

DRUG

No Results Yet

NCT07796100 | NOT_YET_RECRUITING | PHASE3

530 participants

A Study of ZL-1310 in Combination With a Checkpoint Inhibitor Versus Standard of Care Platinum Based Chemotherapy With a Checkpoint Inhibitor as First-line Therapy in Participants With Extensive-Stage Small Cell Lung Cancer

Study Type:: INTERVENTIONAL
Last Updated:: 2026-08-31
Start Date:: 2026-12-31
Completion:: 2030-06-30

Conditions

Extensive-Stage Small Cell Lung Cancer

Interventions

COMBINATION_PRODUCT

No Results Yet

NCT07796087 | COMPLETED | NA

161 participants

Three Distraction Techniques for Pain and Anxiety in Children During Allergy Skin Prick Testing

Study Type:: INTERVENTIONAL
Last Updated:: 2026-08-31
Start Date:: 2019-11-07
Completion:: 2020-01-12

Conditions

Procedural Pain
Procedural Anxiety

Interventions

BEHAVIORAL

No Results Yet

NCT07796074 | RECRUITING | PHASE1/PHASE2

36 participants

Greater Occipital Nerve Blockade in Veterans With Post-concussion Headache: Sub-study 2

Study Type:: INTERVENTIONAL
Last Updated:: 2026-08-31
Start Date:: 2026-09-01
Completion:: 2027-09-30

Conditions

Post-Traumatic Headache

Interventions

OTHER

No Results Yet

NCT07796061 | NOT_YET_RECRUITING | PHASE1

45 participants

Blood-Brain Barrier Disruption Using Exablate Magnetic Resonance-Guided Low Intensity Focused Ultrasound With Microbubbles in Combination With T-Cell Infusion in Patients With Newly Diagnosed Diffuse Midline Glioma (LIFT)

Study Type:: INTERVENTIONAL
Last Updated:: 2026-08-31
Start Date:: 2026-09-30
Completion:: 2031-12-31

Conditions

Pontine Diffuse Midline Glioma
Diffuse Intrinsic Pontine Glioma
Thalamic Diffuse Midline Glioma

Interventions

BIOLOGICAL
DEVICE

No Results Yet

NCT07796048 | NOT_YET_RECRUITING | NA

10 participants

Regular Sauna Use to Lower Blood Pressure in Primary Aldosteronism

Study Type:: INTERVENTIONAL
Last Updated:: 2026-08-31
Start Date:: 2026-09-30
Completion:: 2027-09-30

Conditions

Primary Aldosteronism
Hypertension

Interventions

BEHAVIORAL

No Results Yet

NCT07796035 | NOT_YET_RECRUITING

100 participants

Understanding Communication Barriers in Acute Care: A Mixed-Methods Needs Assessment Among Healthcare Providers Caring for Non-Verbal Patients With Spinal Cord Injury and Tracheostomy in the ICU

Study Type:: OBSERVATIONAL
Last Updated:: 2026-08-31
Start Date:: 2026-08-31
Completion:: 2027-12-31

Conditions

Communication Barriers

No Results Yet

NCT07796022 | NOT_YET_RECRUITING

100 participants

Clinical, Economic,and Psychosocial Burden of Thalassemia in Sohag

Study Type:: OBSERVATIONAL
Last Updated:: 2026-08-31
Start Date:: 2026-08-31
Completion:: 2027-06-30

Conditions

Thalassemia Particularly Transfusion Dependent Thalassemia

No Results Yet

NCT07796009 | COMPLETED | NA

106 participants

Impact of Multidimensional Education on Nursing Students' Sustainability Attitudes and Climate Change Awareness

Study Type:: INTERVENTIONAL
Last Updated:: 2026-08-31
Start Date:: 2026-05-19
Completion:: 2026-05-20

Conditions

Climate Change Awareness
Attitude
Nursing Education

Interventions

BEHAVIORAL

No Results Yet

NCT07795996 | RECRUITING | NA

1972 participants

Early Life Thiamine Study

Study Type:: INTERVENTIONAL
Last Updated:: 2026-08-31
Start Date:: 2026-06-01
Completion:: 2028-12-31

Conditions

Neurocognition, Child

Interventions

DIETARY_SUPPLEMENT

No Results Yet

NCT07795983 | COMPLETED

13 participants

Influence of Digital Workflows on Maxillary Complete Denture Base Accuracy

Study Type:: OBSERVATIONAL
Last Updated:: 2026-08-31
Start Date:: 2024-03-12
Completion:: 2025-05-20

Conditions

Total Edentulism
Removable Total Denture
Denture, Complete

Interventions

OTHER

No Results Yet

NCT07795970 | NOT_YET_RECRUITING | NA

72 participants

Efficacy of High-Dose Continuous Intravenous Magnesium Sulfate Infusion vs Standard Intravenous Magnesium Sulfate Therapy in Status Asthmaticus in the ED

Study Type:: INTERVENTIONAL
Last Updated:: 2026-08-31
Start Date:: 2026-11-01
Completion:: 2027-11-01

Conditions

Asthma Exacerbation
Emergency Department
Magnesuim Sulfate
High Dose

Interventions

DRUG

No Results Yet

NCT07795957 | NOT_YET_RECRUITING | NA

92 participants

GOAt Milk Formula-based Ladder Versus Cow's Milk Ladder

Study Type:: INTERVENTIONAL
Last Updated:: 2026-08-31
Start Date:: 2027-01-02
Completion:: 2030-01-02

Conditions

Food Allergy
Cow's Milk Protein Allergy
Cow's Milk Allergy

Interventions

OTHER

No Results Yet

NCT07795944 | WITHHELD

[Trial of device that is not approved or cleared by the U.S. FDA]

Last Updated:: 2026-08-31

No Results Yet