National Institutes of Health Clinical Center (CC)

Open enrollment with an early-phase pipeline tilt

According to ClinicalTrials.gov-derived indexes, National Institutes of Health Clinical Center (CC) sits in the top decile of US sponsors by registered trial count (#107 of 15,742 sponsors by registered trial count).

338 total trials 22 currently recruiting 272 completed early-phase tilt top decile by trial count

National Institutes of Health Clinical Center (CC): 338 sponsored US clinical trials, 22 recruiting.

National Institutes of Health Clinical Center (CC) sponsors 338 registered US clinical trials on ClinicalTrials.gov, 22 of them currently recruiting, and 272 completed. 17 of these trials are in Phase 3-4 (later-stage) and 121 in Phase 1-2 (earlier-stage). The most-studied condition in this pipeline is Healthy, with 8 trials.

Top-decile sponsor footprint

National Institutes of Health Clinical Center (CC) ranks in the top decile of sponsors by registered trial count (#107 of 15,742 sponsors by registered trial count). Volume at this scale usually reflects a long institutional pipeline, read phase tilt and therapeutic areas below before treating it as current-year activity.

Trial completion reliability score

D 60/100

272 of 308 decided trials (Completed vs. Terminated on ClinicalTrials.gov) reached their planned completion (88.3%), vs. national p10 68.4% / p90 100% among 1,234 sponsors with at least 10 decided trials. Still-open trials (Recruiting, Active-not-recruiting, Not-yet-recruiting) are excluded since they have not reached an outcome yet.

Open and recent trials

338 total, page 7 of 7

COMPLETED

Magnetic Resonance Angiography (MRA) for the Diagnosis of Atherosclerosis

NCT00001841

COMPLETED

Evaluation of Treated and Untreated Stroke

NCT00001840

COMPLETED Phase 2

A Randomized Trial of Antithymocyte Globulin Versus Cyclosporine to Treat the Cytopenia of Myelodysplastic Syndrome

NCT00001839

COMPLETED

Effects of Raloxifene on the Uterus and Ovaries of Premenopausal Patients

NCT00001837

COMPLETED Phase 1

Stereotactic Radiosurgery in Treating Patients With Brain Tumors

NCT00019578

COMPLETED

Detection of Coronary Artery Calcification: Comparison of Volumetric and Electron Beam Computed Tomography

NCT00001836

COMPLETED Phase 1

PET and/or MRI Scans in Assessing Tumor Response in Patients Receiving Antiangiogenesis Therapy

NCT00019565

COMPLETED

Magnetic Resonance Imaging of Blood Flow in the Liver and Abdomen

NCT00001719

COMPLETED Phase 1

Combination Chemotherapy in Treating Patients With Recurrent, Refractory, or Metastatic Solid Tumors or Lymphomas

NCT00019513

TERMINATED Phase 2

Radiofrequency Ablation in Treating Patients With Unresectable Primary or Metastatic Liver Cancer

NCT00019604

COMPLETED

Influences on HIV Infected Subjects' Willingness to Participate in Research and Ability to Give Informed Consent

NCT00001717

COMPLETED Phase 2

Effects of Nitric Oxide and Nitroglycerin in Patients With Sickle Cell Anemia

NCT00001716

COMPLETED NA

Facilitation of Oral Bolus Propulsion Using Electropalatography in Patients With Dysphagia

NCT00001718

COMPLETED

Evaluation of Patients With Blood Disorders

NCT00001715

COMPLETED Phase 2

Leucovorin for the Treatment of 5 q Minus Syndrome

NCT00004997

COMPLETED

Magnetization Transfer Quantitation and Characterization for Clinical Scanners

NCT00001714

COMPLETED

Magnetic Resonance Imaging (MRI) Ofl Volunteers

NCT00001711

COMPLETED Phase 1

Treatment for Blood Clots in the Veins of the Legs

NCT00001713

COMPLETED

Frequency of Parenteral and Non-Parenteral Exposures to Blood Among Healthcare Workers at the Clinical Center, NIH and at Seven Academic Hospitals in Japan

NCT00001712

COMPLETED

Functional and Metabolic Imaging Using Magnetic Resonance Imaging and Spectroscopy

NCT00001591

COMPLETED

Comparison of Asymptomatic Carotid Atherosclerosis Between Frequent and Infrequent Blood Donors

NCT00001589

COMPLETED Phase 4

The Early Reversibility of Rocuronium After Different Doses of Neostigmine

NCT00001520

COMPLETED

Oxygen Uptake Kinetics During Recovery From Maximal and Submaximal Exercise

NCT00001519

COMPLETED

Evaluating the Personal Computer as a Treatment Activity in Occupational Therapy

NCT00001516

COMPLETED

A Randomized Evaluation of the Effect of Routine Normal Saline Flush Versus Heparinized Saline Solution in Groshong and Groshong PICC Catheters

NCT00001518

COMPLETED Phase 1

Diagnostic Effectiveness of Virtual Bronchoscopy

NCT00001515

COMPLETED

Evaluation of Healthy Volunteer Marrow Donors Participating in the National Marrow Donor Program (NMDP)

NCT00001451

COMPLETED Phase 1

Carboxyamidotriazole and Paclitaxel in Treating Patients With Advanced Solid Tumors or Refractory Lymphomas

NCT00019019

COMPLETED

Screening Study for the Department of Rehabilitation Medicine

NCT00023088

COMPLETED Phase 2

Chemotherapy in Treating Patients With Acute Lymphoblastic Leukemia and Diffuse Non-Hodgkin's Lymphoma

NCT00018954

COMPLETED Phase 1

Effects of Endotoxin in Normal Human Volunteers

NCT00001303

COMPLETED

Epidemiology, Infectivity and Natural History of Hepatitis C Virus Infection

NCT00004850

COMPLETED

Ultrasound and Videofluoroscopy for Diagnosing Swallowing Disorders

NCT00001220

TERMINATED

Comparing Magnetic Resonance Imaging/Spectroscopy Techniques

NCT00001219

COMPLETED

Development of Normative Ultrasound Databases of Tongue Surface Configuration

NCT00001218

COMPLETED

NMR Scanning on Patients

NCT00001194

COMPLETED

A Controlled Prospective Study of Transfusion-Associated Hepatitis

NCT00004848

COMPLETED

Ultrasound Evaluation of Tongue Movements in Speech and Swallowing

NCT00001167

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Phase Distribution

PhaseTrial count
Phase 1 74
Phase 2 47
Phase 3 6
Phase 4 11

What is open in the National Institutes of Health Clinical Center (CC) pipeline

22 recruiting of 338 indexed (7% open); 272 completed (80%).

Phase mix: 17 late (III/IV) vs 121 early (I/II) (early-phase heavy).

Top condition: Healthy (8 trials), 9 others listed.

How open-pipeline share is computed

Recruiting share is recruiting_count divided by trial_count for this sponsor in the public registry export. Status can change between pulls; treat the figure as a research-attention snapshot, not product availability.

National Institutes of Health Clinical Center (CC): open-pipeline peers nationwide

Peers matched on 338 registered trials and 7% open enrollment, not the therapeutic-area sidebar.

National Institutes of Health Clinical Center (CC) sits at or above the median trial volume and below the median recruiting share among these 9 nationwide peers -- the two do not always move together. Source: ClinicalTrials.gov (2026-08-08 snapshot). 2×2 strategic matrix plotting 9 entities by Total trials (X) and Recruiting share (Y), with a crosshair dividing the plot into four quadrants. Higher volume & more openFocused & more openHigher volume, mostly closedSmaller & mostly closed 0100200300400500 0%5%10%15%20%25% Total trials Recruiting share National Institutes of Health Clinical Center (CC)Cedars-Sinai Medical CenterOhio State University Comprehensive Cancer CenterNational Institute on Drug Abuse (NIDA)Children's Oncology GroupAlliance for Clinical Trials in OncologyNICHD Neonatal Research NetworkInsmed IncorporatedBaylor Breast Care Center
National Institutes of Health Clinical Center (CC) sits at or above the median trial volume and below the median recruiting share among these 9 nationwide peers -- the two do not always move together. Source: ClinicalTrials.gov (2026-08-08 snapshot).

National Institutes of Health Clinical Center (CC) sits at or above the median trial volume and below the median recruiting share among these 9 nationwide peers -- the two do not always move together.

Sponsors near 338 trials (± recruiting share)

Sponsors near 7% open enrollment (± trial volume)

What to do with this National Institutes of Health Clinical Center (CC) page

338 registered trials is a research-attention snapshot, not an endorsement of National Institutes of Health Clinical Center (CC) or any single study.

  • 22 of National Institutes of Health Clinical Center (CC)'s trials are currently recruiting, check each one's own eligibility criteria before contacting a site. Browse recruiting trials
  • Healthy is the condition National Institutes of Health Clinical Center (CC) studies most, compare against other sponsors active in the same condition before evaluating a specific study. See Healthy trials
  • Bring the specific trial ID (NCT number) to your own doctor before enrolling, this page is a directory, not medical guidance. Read the trial-finding guide

Trial and recruiting counts reflect ClinicalTrials.gov registry status as of the data vintage above; individual trial eligibility and enrollment status can change.

Every figure on PlainTrial is rendered directly from the ClinicalTrials.gov registry, no number is typed in by an editor. National Institutes of Health Clinical Center (CC) pipeline card: 338 registered trials from official public datasets. See our editorial standards & corrections policy, the methodology behind these numbers, the data changelog, or report a data error.