National Eye Institute (NEI)

221 total trials 18 currently recruiting 179 completed

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.

Trial Pipeline

221 total, page 5 of 5

COMPLETED

Normal Human Electro-Oculogram

NCT00001610

COMPLETED

Studies of Families With Hereditary Cataracts

NCT00001609

COMPLETED Phase 1

Anti-tac Therapy FOR Uveitis

NCT00001526

COMPLETED Phase 3

Intravenous Immunoglobulin Therapy in Optic Neuritis

NCT00000117

COMPLETED Phase 3

The Effects of Light Reduction on Retinopathy of Prematurity (Light-ROP)

NCT00000156

COMPLETED

Long Term Follow-Up of Diabetic Retinopathy

NCT00001395

COMPLETED

Study of Usher Syndromes, Type 1 and Type 2

NCT00001347

COMPLETED

Diabetic Retinopathy and Visual Function Study

NCT00001346

COMPLETED Phase 3

Herpetic Eye Disease Study (HEDS) II

NCT00000139

COMPLETED Phase 2

Modified Intraocular Lens to Reduce Eye Inflammation After Cataract Surgery in Uveitis Patients

NCT00001311

TERMINATED

Tissue Studies of Human Eye Diseases

NCT00001310

COMPLETED

Study of Eye Tissue for Sarcoidosis

NCT00001278

COMPLETED

Analysis of Eye Tissue

NCT00001224

COMPLETED Phase 2

Cysteamine Eye Drops to Treat Corneal Crystals in Cystinosis

NCT00001213

COMPLETED NA

Cryotherapy for Retinopathy of Prematurity (CRYO-ROP) - Outcome Study of Cryotherapy for Retinopathy of Prematurity

NCT00000133

COMPLETED

Visual Stimulus and Eye Movement

NCT00001172

COMPLETED

Gyrate Atrophy of the Choroid and Retina

NCT00001166

COMPLETED

Abnormalities of the Eye's Anterior Chamber, Iris, Cornea and Lens

NCT00001161

COMPLETED

Pigment Dispersion Syndrome With and Without Glaucoma

NCT00001152

COMPLETED

Visual Function and Ocular Pigmentation in Albinism

NCT00001153

COMPLETED

The Contact Lens and Myopia Progression (CLAMP) Study

NCT00009529

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What the Pipeline for National Eye Institute (NEI) Shows

According to the ClinicalTrials.gov registry, National Eye Institute (NEI) is linked to 221 US clinical trials across every stage of research activity. Of those, 18 studies are currently recruiting, about 8% of the sponsor's indexed portfolio, and 179 are already marked complete, representing roughly 81% of the total.

The phase mix for National Eye Institute (NEI) reports 11 late-stage studies (Phase 3 and Phase 4 combined) and 86 earlier-phase studies (Phase 1 and Phase 2).

The top therapeutic focus area indexed for National Eye Institute (NEI) is Age-related Macular Degeneration with 8 linked trials, and 9 other condition areas appear in the top list above.

How to read these pipeline numbers

Recruiting share is one of the more practical signals here: it reflects how much of a sponsor's research is presently open to new participants, while the completed share indicates the depth of finished work that has already contributed registry results. Both counts come directly from the public ClinicalTrials.gov dataset and are refreshed on the registry side; this page mirrors the latest data pull without altering it.

A portfolio weighted toward Phase 3 usually reflects an organization advancing candidates toward regulatory review, where the research centers on comparative efficacy and broader safety across larger populations. A heavier Phase 1 and Phase 2 tilt generally indicates exploratory work, safety, dosing, and early signal detection, and is common among research-forward sponsors that seed many early programs. Phase 4 entries, when present, track interventions already in real-world use and typically focus on long-term safety, effectiveness across subgroups, or formulation comparisons.

That distribution is a quick read of where the organization concentrates its research attention; it does not imply product availability, market share, or any clinical endorsement. All numbers on this page come from ClinicalTrials.gov maintained by the National Library of Medicine, and counts can shift as new studies are registered or existing ones update their status. This information is provided for reference and educational purposes only, not as medical, investment, or regulatory advice, verify current details directly with ClinicalTrials.gov before relying on any figure here.

Data sourced from official public datasets. See our methodology for details. Retrieved and formatted by PlainTrial Editorial

Every figure on PlainTrial is rendered directly from the ClinicalTrials.gov registry, no number is typed in by an editor. This page aggregates every registered trial from this sponsor, live from the dataset. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error.