Medical Information Only. Consult your healthcare provider before considering clinical trial enrollment.
Refractive Errors: early-phase trial registry
2 of 15 indexed Refractive Errors trials are currently recruiting, with more weight in Phase 1-2.
Corpus placement: #1,140 of 28,707 conditions by registered trial count.
15 US clinical trials · 2 currently recruiting · #1,140 of 28,707 conditions by registered trial count
Refractive Errors: 15 US clinical trials tracked, 2 recruiting.
Refractive Errors is the subject of 15 registered US clinical trials on ClinicalTrials.gov, 2 of them currently open to new participants. 0 are in Phase 3-4 (later-stage) and 1 in Phase 1-2 (earlier-stage). The most active sponsor is Alcon Research, running 9 of these trials.
Enrollment posture brief
Registry condition refractive-errors
OPEN 2 | RECR 13% | LATE 0 | EARLY 1 | RANK #1140 | SPON 9
Volume-matched condition peers
Nearest open-share peer: Drug Addiction (13% recruiting · 15 trials)
Refractive Errors lists 2 open slots (13% of 15 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 Errors 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 Errors is recruiting below its size-band peers.
2 of 15 indexed trials (13.3%) 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 Errors research.
Alcon Research accounts for 9 of 15 trials (60%). 7 distinct sponsors appear on at least one study for this condition label.
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Most Refractive Errors trials plan to enrol fewer than 100 people.
Median target enrolment is 68 among the 15 trials that report a genuine target (sentinel values excluded). 10 of those (66.7%) plan for fewer than 100 participants.
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Refractive Errors research is mostly interventional.
12 interventional and 3 observational studies make up this index (80% interventional). Study type is sponsor-reported on ClinicalTrials.gov.
Open and recent trials
15 total, page 1 of 1
Corneal Elastography and Patient Specific Modeling
The Cleveland Clinic
NCT03030755
To Study the Effects of Refractive Surgery on OCT Measurements in the Eye
University of Nebraska
NCT05856786
Clinical Assessment of a HYDRAGLYDE® Regimen
Alcon, a Novartis Company
NCT03026257
Air Optix Daily Wear Contact Lenses
Alcon Research
NCT05827224
Assessing Fitting Guides in Alcon Multifocal Contact Lenses
Alcon Research
NCT03118934
Clinical Performance of Two Commercial, Daily Disposable Contact Lenses
Alcon Research
NCT05010512
DD T2 Daily Disposable Registration Trial
Alcon Research
NCT03305770
Investigation of the Accuracy of an Automated Refractor to Provide Well-tolerated Eyeglass Prescriptions
PlenOptika
NCT06883032
Clinical Performance of a Monthly Replacement Silicone Hydrogel Lens
Alcon Research
NCT03586167
Evaluation of the Safety and Effectiveness of Aceclidine/Brimonidine (LNZ101) and Aceclidine (LNZ100) in the Treatment of Presbyopia
LENZ Therapeutics
NCT05294328
Clinical Characterization of an Investigational Frequent Replacement Daily Wear Silicone Hydrogel Sphere Contact Lens
Alcon Research
NCT04702984
Three Daily Wear Monthly Replacement Silicone Hydrogel Contact Lenses With Two Multi-purpose Disinfecting Solution Combinations
Alcon Research
NCT04789382
Assessing the Clinical Performance of Two Frequent Replacement Silicone Hydrogel Multifocal Toric Contact Lenses
Alcon Research
NCT05886907
Clinical Performance of a Silicone Hydrogel Contact Lens Following One Night of Extended Wear
Alcon Research
NCT03560141
Early Feasibility Study to Evaluate the AccuraSee in Correcting Residual Refractive Errors After Cataract Surgery
OnPoint Vision
NCT05113979
Phase Distribution
| Phase | Trial count |
|---|---|
| Phase 2 | 1 |
Top Sponsors
Named interventions
Most-linked intervention names on Refractive Errors records (sponsor-reported on ClinicalTrials.gov). Counts are trial links, not unique products.
US sites by state
Facility locations filed on Refractive Errors 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 Errors page
15 registered trials, 2 currently recruiting, is a starting point for a conversation, not a diagnosis or a recommendation.
- 2 Refractive Errors trials are currently recruiting, check eligibility criteria before contacting a site. Browse recruiting trials
- Alcon Research sponsors the most Refractive Errors trials on record, review their full trial history before evaluating a specific study. See Alcon Research'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 Errors condition card totals 15 registered trials; most-linked intervention OPTI-FREE multipurpose solution; top US site state Tennessee. See our editorial standards & corrections policy, the methodology behind these numbers, the data changelog, or report a data error.