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Diabetic Retinopathy: early-phase trial registry
15 of 58 indexed Diabetic Retinopathy trials are currently recruiting, with more weight in Phase 1-2.
Corpus placement: #244 of 28,707 conditions by registered trial count.
58 US clinical trials · 15 currently recruiting · #244 of 28,707 conditions by registered trial count
Diabetic Retinopathy: 58 US clinical trials tracked, 15 recruiting.
Diabetic Retinopathy is the subject of 58 registered US clinical trials on ClinicalTrials.gov, 15 of them currently open to new participants. 8 are in Phase 3-4 (later-stage) and 21 in Phase 1-2 (earlier-stage). The most active sponsor is National Eye Institute (NEI), running 4 of these trials.
Enrollment posture brief
Registry condition diabetic-retinopathy
OPEN 15 | RECR 26% | LATE 8 | EARLY 21 | RANK #244 | SPON 4
Volume-matched condition peers
Nearest open-share peer: Coronary Artery Disease (26% recruiting · 220 trials)
Diabetic Retinopathy lists 15 open slots (26% of 58 indexed trials). Peers are matched on registered volume, not therapeutic-area browse lists. How peer matching works →
Key findings
What ClinicalTrials.gov does not surface for Diabetic Retinopathy on its own pages , computed from the registry mirror as of 2026-08-08. Each line carries its own denominator so it can be quoted as it stands.
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Diabetic Retinopathy is recruiting below its size-band peers.
15 of 58 indexed trials (25.9%) are open to enrollment, against a 39.7% average across 762 conditions with 20-99 trials. The peer set uses the same ClinicalTrials.gov-derived counts as this page.
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Sponsorship of Diabetic Retinopathy trials is spread across many organizations.
National Eye Institute (NEI) accounts for 4 of 58 trials (6.9%). 45 distinct sponsors appear on at least one study for this condition label.
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Typical Diabetic Retinopathy enrolment sits around 178 participants.
Median target enrolment is 178 among the 58 trials that report a genuine target (sentinel values excluded). 20 of those (34.5%) plan for fewer than 100 participants.
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Diabetic Retinopathy splits between interventional and observational designs.
39 interventional and 19 observational studies make up this index (67.2% interventional). Study type is sponsor-reported on ClinicalTrials.gov.
Open and recent trials
58 total, page 2 of 2
Evaluation of the Precision of the Microperimetry Function of the Spectral OCT/SLO
Optos
NCT01692938
Ocular Safety and Usability Study for FYB203 PFS
Formycon
NCT06708637
Dosing Study of Ranibizumab for Diabetic Retinal and Macular Edema
Retina Vitreous Associates of Florida
NCT01476449
Photobiomodulation for the Treatment of Diabetic Macular Edema
Medical College of Wisconsin
NCT02457975
A Study to Evaluate the Safety of THR-687 in Subjects With Diabetic Macular Edema (DME)
ThromboGenics
NCT03666923
A Study to Evaluate the Safety of THR-149 in Subjects With Diabetic Macular Edema (DME)
ThromboGenics
NCT03511898
Triamcinolone Acetonide Injections to Treat Diabetic Macular Edema
National Eye Institute (NEI)
NCT00231023
Circadian Amplification in Diabetic Retinopathy
University of Illinois at Chicago
NCT06183476
Phase Distribution
| Phase | Trial count |
|---|---|
| Phase 1 | 8 |
| Phase 2 | 13 |
| Phase 3 | 7 |
| Phase 4 | 1 |
Top Sponsors
Named interventions
Most-linked intervention names on Diabetic Retinopathy records (sponsor-reported on ClinicalTrials.gov). Counts are trial links, not unique products.
US sites by state
Facility locations filed on Diabetic Retinopathy trials. A trial with sites in several states counts in each.
Source: ClinicalTrials.gov, National Library of Medicine. Data is informational only.
Related
What to do with this Diabetic Retinopathy page
58 registered trials, 15 currently recruiting, is a starting point for a conversation, not a diagnosis or a recommendation.
- 15 Diabetic Retinopathy trials are currently recruiting, check eligibility criteria before contacting a site. Browse recruiting trials
- National Eye Institute (NEI) sponsors the most Diabetic Retinopathy trials on record, review their full trial history before evaluating a specific study. See National Eye Institute (NEI)'s 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. This Diabetic Retinopathy condition card totals 58 registered trials; most-linked intervention Placebo; top US site state California. See our editorial standards & corrections policy, the methodology behind these numbers, the data changelog, or report a data error.