Medical Information Only. Consult your healthcare provider before considering clinical trial enrollment.
Refractive Error: later-stage trial registry
1 of 6 indexed Refractive Error trials are currently recruiting, with more weight in Phase 3-4.
Corpus placement: #2,866 of 28,707 conditions by registered trial count.
6 US clinical trials · 1 currently recruiting · #2,866 of 28,707 conditions by registered trial count
Refractive Error: 6 US clinical trials tracked, 1 recruiting.
Refractive Error is the subject of 6 registered US clinical trials on ClinicalTrials.gov, 1 of them currently open to new participants. 1 are in Phase 3-4 (later-stage) and 0 in Phase 1-2 (earlier-stage). The most active sponsor is AMO Development, running 1 of these trials.
Enrollment posture brief
Registry condition refractive-error
OPEN 1 | RECR 17% | LATE 1 | EARLY 0 | RANK #2866 | SPON 1
Volume-matched condition peers
Nearest open-share peer: Acute Renal Failure (17% recruiting · 6 trials)
Refractive Error lists 1 open slots (17% of 6 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 Refractive Error 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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Refractive Error is recruiting below its size-band peers.
1 of 6 indexed trials (16.7%) are open to enrollment, against a 46.5% average across 27,806 conditions with fewer than 20 trials. The peer set uses the same ClinicalTrials.gov-derived counts as this page.
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One sponsor concentrates Refractive Error research.
AMO Development accounts for 1 of 6 trials (16.7%). 6 distinct sponsors appear on at least one study for this condition label.
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Typical Refractive Error enrolment sits around 120 participants.
Median target enrolment is 120 among the 6 trials that report a genuine target (sentinel values excluded). 2 of those (33.3%) plan for fewer than 100 participants.
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Refractive Error splits between interventional and observational designs.
4 interventional and 2 observational studies make up this index (66.7% interventional). Study type is sponsor-reported on ClinicalTrials.gov.
Open and recent trials
6 total, page 1 of 1
Post Marketing Clinical Study on the Efficacy of Lenses From a New Prescription Protocol
Essilor International
NCT07168564
A Study of Interventions to Reduce Disability From Visual Loss in Nursing Home Residents
Johns Hopkins University
NCT00348621
Wavefront-guided LASIK for Monovision Treatment of Myopic Subjects With Presbyopia
AMO Development
NCT04075591
Comparative In-Vivo Wetting Characteristics of Silicone Hydrogel Materials With Selected Lens Care Systems
Alcon Research
NCT01699750
A Non-Treatment Clinical Evaluation of the ELITA Single Piece Patient Interface for Docking Procedure With the ELITA
Johnson & Johnson Surgical Vision
NCT06727799
Proof of Concept Study for First-Sight Refractive Error Correction: Direct Comparison to Manifest Refraction and Autorefraction Results
University of Nebraska
NCT01342393
Phase Distribution
| Phase | Trial count |
|---|---|
| Phase 4 | 1 |
Top Sponsors
Named interventions
Most-linked intervention names on Refractive Error records (sponsor-reported on ClinicalTrials.gov). Counts are trial links, not unique products.
US sites by state
Facility locations filed on Refractive Error 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 Refractive Error page
6 registered trials, 1 currently recruiting, is a starting point for a conversation, not a diagnosis or a recommendation.
- 1 Refractive Error trials are currently recruiting, check eligibility criteria before contacting a site. Browse recruiting trials
- AMO Development sponsors the most Refractive Error trials on record, review their full trial history before evaluating a specific study. See AMO Development'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 Refractive Error condition card totals 6 registered trials; most-linked intervention iDesign Refractive Studio with STAR S4 IR® Excimer laser System; top US site state Utah. See our editorial standards & corrections policy, the methodology behind these numbers, the data changelog, or report a data error.