National Eye Institute (NEI)

Open enrollment with an early-phase pipeline tilt

According to ClinicalTrials.gov-derived indexes, National Eye Institute (NEI) sits in the top decile of US sponsors by registered trial count (#145 of 15,742 sponsors by registered trial count).

221 total trials 18 currently recruiting 179 completed early-phase tilt top decile by trial count

National Eye Institute (NEI): 221 sponsored US clinical trials, 18 recruiting.

National Eye Institute (NEI) sponsors 221 registered US clinical trials on ClinicalTrials.gov, 18 of them currently recruiting, and 179 completed. 11 of these trials are in Phase 3-4 (later-stage) and 86 in Phase 1-2 (earlier-stage). The most-studied condition in this pipeline is Age-related Macular Degeneration, with 8 trials.

Top-decile sponsor footprint

National Eye Institute (NEI) ranks in the top decile of sponsors by registered trial count (#145 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

C 68/100

179 of 196 decided trials (Completed vs. Terminated on ClinicalTrials.gov) reached their planned completion (91.3%), 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

221 total, page 4 of 5

COMPLETED Phase 1

EYE001 to Treat Retinal Tumors in Patients With Von Hippel-Lindau Syndrome

NCT00056199

COMPLETED Phase 1

Laser and Antioxidant Treatment of Diabetic Macular Edema

NCT00055042

COMPLETED

Biological Markers in Retinal Vasculitis

NCT00050492

COMPLETED Phase 3

Laser and Medical Treatment of Diabetic Macular Edema

NCT00050479

COMPLETED

Dynamic Light Scattering and Keratoscopy for Corneal Examination

NCT00050466

COMPLETED Phase 1

Saccadic Eye Movements in Patients With Niemann-Pick Type C Disease

NCT00316498

COMPLETED Phase 2

Celecoxib to Treat Macular Degeneration in Patients Receiving Photodynamic Therapy

NCT00043680

COMPLETED Phase 2

Daclizumab Injections to Treat Non-Infectious Sight-Threatening Uveitis

NCT00043667

COMPLETED

Prevalence and Risk of Cataracts in Granulocyte Donors

NCT00042627

COMPLETED

Differences in Genes and Proteins in Active and Controlled Uveitis

NCT00357266

COMPLETED Phase 1

Laser and Medical Treatment of Diabetic Macular Edema

NCT00027287

COMPLETED Phase 1

Vitamin E to Treat Uveitis-Associated Macular Edema

NCT00021645

COMPLETED Phase 1

Identification and Treatment of Feeder Vessels in Macular Degeneration

NCT00018070

COMPLETED

A Novel Acuity Testing Method

NCT00013936

COMPLETED

Evaluation and Treatment of Patients With Inherited Eye Diseases

NCT00011817

COMPLETED

Evaluation and Treatment of Patients With Corneal and External Diseases

NCT00008541

COMPLETED Phase 1

Fluocinolone Implant to Treat Macular Degeneration

NCT00008515

COMPLETED

Dynamic Light Scattering Device (DLS) Study of Age-Related Changes in the Lens and Cataracts

NCT00007215

COMPLETED NA

Evaluation and Treatment of Pediatric Eye Diseases

NCT00006422

COMPLETED Phase 2

Lutein for Age-Related Macular Degeneration

NCT00006202

COMPLETED

Evaluation and Treatment of Patients With Inflammatory Eye Diseases

NCT00006188

COMPLETED

Cause of Pigment Dispersion Syndrome

NCT00005919

COMPLETED

Magnetic Resonance Imaging to Study the Normal Eye

NCT00005911

COMPLETED

Evaluation and Treatment of Patients With Retinal Disease

NCT00005784

COMPLETED

Blood Factors and Diabetic Retinopathy

NCT00005761

COMPLETED

Genetic Study of Age-Related Macular Degeneration

NCT00357578

COMPLETED NA

Cornea Donor Study

NCT00006411

COMPLETED

Development of the Eye Motor System During the First 7 Months of Life in Infants With and Without a Family History of Cross-Eye

NCT00001143

COMPLETED

Effect of Pregnancy on Uveitis

NCT00001867

COMPLETED Phase 2

Eye Muscle Surgery to Treat Congenital Nystagmus

NCT00001866

COMPLETED Phase 2

HAT in Eye Complications of Behcet's Disease

NCT00001865

COMPLETED Phase 3

Amblyopia (Lazy Eye) Treatment Study

NCT00001864

COMPLETED Phase 3

Complications of Age-Related Macular Degeneration Prevention Trial

NCT00000167

COMPLETED Phase 2

Leflunomide to Treat Uveitis

NCT00001863

COMPLETED Phase 2

TNRF:Fc to Treat Eye Inflammation in Juvenile Rheumatoid Arthritis

NCT00001862

COMPLETED

Screening for Studies on Nystagmus and Strabismus

NCT00001861

COMPLETED

Vascular Endothelial Growth Factor (VEGF) in Uveitis

NCT00001738

COMPLETED Phase 1

New Cysteamine Eye Drops Formulation to Treat Corneal Crystals in Cystinosis

NCT00001736

COMPLETED Phase 1

Cyclosporin Implant to Treat Uveitis

NCT00001737

COMPLETED Phase 1

Gene Therapy for Gyrate Atrophy

NCT00001735

COMPLETED

Screening for NEI Clinical Studies

NCT00001734

COMPLETED

Screening for Studies on Retinovascular Diseases

NCT00001733

COMPLETED

Screening for Studies on Inherited Eye Diseases

NCT00001732

COMPLETED Phase 2

Treatment of Dry Eye Syndrome With Cyclosporin A Eye Drops

NCT00001731

COMPLETED

Test of QLS Device to Detect Early Cataracts

NCT00001617

COMPLETED Phase 1

Phase I Study of Corticosteroid Treatment of Ill-Defined Choroidal Neovascularization in Age-Related Macular Degeneration

NCT00001615

COMPLETED Phase 1

The Safety and Efficacy of Chicken Type II Collagen on Uveitis Associated With Juvenile Rheumatoid Arthritis

NCT00001614

COMPLETED

Cataract Surgery to Obtain Human Lens Material for the Study of Nuclear Cataracts

NCT00001613

COMPLETED

Long-Term Follow-Up of Patients Enrolled in the Early Treatment Diabetic Retinopathy Study (ETDRS)

NCT00001612

COMPLETED

Immune Activity Against CVM Retinitis

NCT00001611

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What is open in the National Eye Institute (NEI) pipeline

18 recruiting of 221 indexed (8% open); 179 completed (81%).

Phase mix: 11 late (III/IV) vs 86 early (I/II) (early-phase heavy).

Top condition: Age-related Macular Degeneration (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 Eye Institute (NEI): open-pipeline peers nationwide

Peers matched on 221 registered trials and 8% open enrollment, not the therapeutic-area sidebar.

National Eye Institute (NEI) sits at or above the median trial volume and at or above 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 050100150200250 0%5%10%15%20%25% Total trials Recruiting share National Eye Institute (NEI)Otsuka Pharmaceutical Development & CommercializationFlorida State UniversityPenn State UniversityUniversity of LouisvilleGE HealthcareHealthPartners InstituteOregon Research InstituteArcutis Biotherapeutics
National Eye Institute (NEI) sits at or above the median trial volume and at or above the median recruiting share among these 9 nationwide peers -- the two do not always move together. Source: ClinicalTrials.gov (2026-08-08 snapshot).

National Eye Institute (NEI) sits at or above the median trial volume and at or above the median recruiting share among these 9 nationwide peers -- the two do not always move together.

Sponsors near 221 trials (± recruiting share)

Sponsors near 8% open enrollment (± trial volume)

What to do with this National Eye Institute (NEI) page

221 registered trials is a research-attention snapshot, not an endorsement of National Eye Institute (NEI) or any single study.

  • 18 of National Eye Institute (NEI)'s trials are currently recruiting, check each one's own eligibility criteria before contacting a site. Browse recruiting trials
  • Age-related Macular Degeneration is the condition National Eye Institute (NEI) studies most, compare against other sponsors active in the same condition before evaluating a specific study. See Age-related Macular Degeneration 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 Eye Institute (NEI) pipeline card: 221 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.