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Showing 1–24 of 360 matching trials from the live ClinicalTrials.gov search.
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Filters: Condition: Cornea Clear all
Recruiting Phase 3 Interventional

Compassionate Use Study of Epi-ON Corneal Collagen Crosslinking Performed Using UVA Exposure on Eyes With Ectatic Corneal Diseases for Subjects With Down Syndrome

NCT07135167
View directory record Official record
Conditions
Down Syndrome (DS), Keratoconus, Pellucid Marginal Degeneration, Forme Fruste Keratoconus (FFK)
Interventions
Epi-ON corneal cross-linking (CXL)
Combination Product
Lead sponsor
Woolfson Eye Institute
Other
Eligibility
8 Years and older
Enrollment
225 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2028
U.S. locations
12
States / cities
Atlanta, Georgia • Canton, Georgia • Cumming, Georgia + 8 more
Source: ClinicalTrials.gov public record
Updated Feb 1, 2026 · Synced Sep 5, 2026, 4:26 PM EDT
Completed Phase 4 Interventional Accepts healthy volunteers Results available

Study of the Presence and Extent of Corneal Disturbance Associated With B+L Biotrue MPS Used With B+L PureVision Lenses

NCT01268306
View directory record Official record
Conditions
Keratitis
Interventions
B+L Biotrue MPS and B+L PureVision
Device
Lead sponsor
Epstein, Arthur B., OD, FAAO
Individual
Eligibility
18 Years and older
Enrollment
8 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2010
U.S. locations
1
States / cities
Phoenix, Arizona
Source: ClinicalTrials.gov public record
Updated Aug 21, 2016 · Synced Sep 5, 2026, 4:26 PM EDT
Terminated Not applicable Interventional Results available

OCT-guided LALAK for KCN

NCT01901614
View directory record Official record
Conditions
Corneal Opacity, Keratoconus
Interventions
LALAK, IEK, Retrobulbar Block or General Anesthesia, optical coherence tomography (OCT), Topical Anesthesia, femtosecond laser
Procedure · Drug · Device
Lead sponsor
Oregon Health and Science University
Other
Eligibility
18 Years to 100 Years
Enrollment
5 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2017
U.S. locations
1
States / cities
Portland, Oregon
Source: ClinicalTrials.gov public record
Updated Jan 22, 2019 · Synced Sep 5, 2026, 4:26 PM EDT
Completed Not applicable Interventional Results available

Identification of TT Cases by Community Treatment Assistants: An Assessment

NCT01783743
View directory record Official record
Conditions
Trichiasis
Interventions
TT Training Program and TT Screening Card
Other
Lead sponsor
Johns Hopkins University
Other
Eligibility
15 Years and older
Enrollment
27,473 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Mar 20, 2018 · Synced Sep 5, 2026, 4:26 PM EDT
Completed Phase 2Phase 3 Interventional Results available

Dose Ranging Study to Assess the Efficacy and Safety of Voclosporin Ophthalmic Solution in Subjects With Dry Eye Syndrome

NCT04147650
View directory record Official record
Conditions
Dry Eye Syndrome, Keratoconjunctivitis Sicca
Interventions
0.05% Voclosporin Ophthalmic Solution (VOS), 0.10% VOS, 0.20% VOS, Vehicle Ophthalmic Solution
Drug
Lead sponsor
Aurinia Pharmaceuticals Inc.
Industry
Eligibility
18 Years and older
Enrollment
508 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2020
U.S. locations
9
States / cities
Newport Beach, California • Colorado Springs, Colorado • Louisville, Kentucky + 6 more
Source: ClinicalTrials.gov public record
Updated Dec 9, 2021 · Synced Sep 5, 2026, 4:26 PM EDT
Not listed Not applicable Interventional Accepts healthy volunteers

Wavefront Guided Scleral Lenses for Keratoconus and Irregular Astigmatism

NCT04698590
View directory record Official record
Conditions
Keratoconus, Irregular Astigmatism, Corneal Ectasia, Aberration, Corneal Wavefront, Wavefront Aberration, Corneal, Pellucid Marginal Corneal Degeneration, Keratoglobus
Interventions
Wavefront Guided Scleral Lenses, Traditional Scleral Lenses
Device
Lead sponsor
Cornea and Laser Eye Institute
Other
Eligibility
18 Years and older
Enrollment
100 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2025
U.S. locations
1
States / cities
Teaneck, New Jersey
Source: ClinicalTrials.gov public record
Updated May 2, 2024 · Synced Sep 5, 2026, 4:26 PM EDT
Not listed Phase 1 Interventional

Study of the Safety and Effectiveness of Collagen Cross-Linking at an Irradiance of 9 mW/cm2 and 18 mW/cm2

NCT02009709
View directory record Official record
Conditions
Keratoconus, Corneal Ectasia
Interventions
Riboflavin 0.1% ophthalmic solution, CCL-VARIO UV lamp, CCL-VARIO at 18 mW/cm2
Drug · Device
Lead sponsor
Robert Mack, M.D.
Other
Eligibility
18 Years to 80 Years
Enrollment
100 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
Started 2013
U.S. locations
1
States / cities
Hoffman Estates, Illinois
Source: ClinicalTrials.gov public record
Updated Dec 13, 2015 · Synced Sep 5, 2026, 4:26 PM EDT
Terminated Phase 2Phase 3 Interventional

Endothelial Cell Loss After Cataract Surgery

NCT00932191
View directory record Official record
Conditions
Cataracts
Interventions
Standard phacoemulsification, Reduced ultrasound phacoemulsification
Procedure
Lead sponsor
University of California, San Francisco
Other
Eligibility
40 Years and older
Enrollment
39 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2012
U.S. locations
1
States / cities
San Francisco, California
Source: ClinicalTrials.gov public record
Updated Aug 24, 2014 · Synced Sep 5, 2026, 4:26 PM EDT
Completed Phase 3 Interventional

Epithelium-On Corneal Cross-linking in Subjects 8 to 45 Years of Age With Keratoconus

NCT06100939
View directory record Official record
Conditions
Keratoconus
Interventions
Riboflavin and Sodium Iodide solution and Ultraviolet-A treatment, Placebo and sham treatment
Combination Product
Lead sponsor
Epion Therapeutics
Industry
Eligibility
8 Years to 45 Years
Enrollment
396 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2026
U.S. locations
13
States / cities
Rowland Heights, California • San Francisco, California • Miami, Florida + 10 more
Source: ClinicalTrials.gov public record
Updated Jun 24, 2026 · Synced Sep 5, 2026, 4:26 PM EDT
Terminated No phase listed Observational

Collagen Crosslinking With Ultraviolet-A in Asymmetric Corneas

NCT01024322
View directory record Official record
Conditions
Keratoconus, Ectasia, Degeneration
Interventions
Ciprofloxicine or Vigamox or other., Nonsteroidal (Acular, Voltaren Xibrom, etc), Steroid (FML, Pred Forte, Flarex, etc.)
Drug
Lead sponsor
Cxlusa
Industry
Eligibility
8 Years and older
Enrollment
1,189 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2017
U.S. locations
3
States / cities
Miami, Florida • Rockville, Maryland • Fairfax, Virginia
Source: ClinicalTrials.gov public record
Updated Oct 10, 2018 · Synced Sep 5, 2026, 4:26 PM EDT
Not listed Phase 3 Interventional

Corneal Collagen Crosslinking for Progressive Keratoconus and Ectasia Using Riboflavin/Dextran and Hypotonic Riboflavin

NCT01152541
View directory record Official record
Conditions
Keratoconus, Corneal Ectasia
Interventions
Riboflavin/Dextran, Hypotonic Riboflavin
Drug
Lead sponsor
Cornea and Laser Eye Institute
Other
Eligibility
18 Years and older
Enrollment
160 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2025
U.S. locations
1
States / cities
Teaneck, New Jersey
Source: ClinicalTrials.gov public record
Updated Feb 7, 2023 · Synced Sep 5, 2026, 4:26 PM EDT
Completed No phase listed Observational

Evaluation and Treatment of Patients With Corneal and External Diseases

NCT00008541
View directory record Official record
Conditions
Blepharitis, Conjunctivitis, Corneal Disease, Dacryoadenitis, Dacryocystitis, Keratitis
Interventions
Not listed
Lead sponsor
National Eye Institute (NEI)
NIH
Eligibility
2 Years and older
Enrollment
600 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2001 – 2009
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Jul 1, 2017 · Synced Sep 5, 2026, 4:26 PM EDT
Terminated Phase 1 Interventional

Using Aflibercept Injection to Treat Blood Vessel Growth Over the Cornea

NCT01868360
View directory record Official record
Conditions
Corneal Neovascularization
Interventions
Subconjunctival aflibercept, Placebo: Standard of care only
Drug · Other
Lead sponsor
Balamurali Ambati
Other
Eligibility
18 Years and older
Enrollment
2 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2015
U.S. locations
1
States / cities
Salt Lake City, Utah
Source: ClinicalTrials.gov public record
Updated Oct 6, 2015 · Synced Sep 5, 2026, 4:26 PM EDT
Not listed Phase 2Phase 3 Interventional Accepts healthy volunteers

The Use of MMC During PRK and Its Effect on Postoperative Topical Steroid Requirements

NCT02030990
View directory record Official record
Conditions
Corneal Opacity
Interventions
Mitomycin-C, Fluorometholone 1% topical ocular steroid
Drug
Lead sponsor
United States Naval Medical Center, San Diego
Federal
Eligibility
21 Years to 65 Years
Enrollment
300 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2014 – 2023
U.S. locations
1
States / cities
San Diego, California
Source: ClinicalTrials.gov public record
Updated Apr 14, 2022 · Synced Sep 5, 2026, 4:26 PM EDT
Completed Not applicable Interventional

Study of Endothelial Keratoplasty Outcomes

NCT00800111
View directory record Official record
Conditions
Fuchs' Endothelial Corneal Dystrophy, Bullous Keratopathy, Iridocorneal Endothelial Syndrome, Posterior Polymorphous Dystrophy
Interventions
endothelial keratoplasty
Procedure
Lead sponsor
Cornea Research Foundation of America
Other
Eligibility
18 Years and older
Enrollment
2,593 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2018
U.S. locations
1
States / cities
Indianapolis, Indiana
Source: ClinicalTrials.gov public record
Updated Jan 22, 2019 · Synced Sep 5, 2026, 4:26 PM EDT
Completed No phase listed Observational

Correlation of Gene Abnormalities and Clinical Manifestations of Aniridia

NCT00265590
View directory record Official record
Conditions
Aniridia
Interventions
Not listed
Lead sponsor
National Eye Institute (NEI)
NIH
Eligibility
4 Years and older
Enrollment
100 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005 – 2008
U.S. locations
3
States / cities
Chicago, Illinois • Bethesda, Maryland • Cincinnati, Ohio
Source: ClinicalTrials.gov public record
Updated Jul 1, 2017 · Synced Sep 5, 2026, 4:26 PM EDT
Terminated Phase 3 Interventional

Study to Assess the Efficacy and Safety of LX201 for Prevention of Corneal Allograft Rejection Episodes and Graft Failure in Subjects at Increased Immunological Risk

NCT00447187
View directory record Official record
Conditions
Corneal Diseases, Cornea Transplant
Interventions
LX201, Placebo
Drug · Other
Lead sponsor
Lux Biosciences, Inc.
Industry
Eligibility
18 Years and older
Enrollment
368 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2010
U.S. locations
24
States / cities
Phoenix, Arizona • Loma Linda, California • Los Angeles, California + 19 more
Source: ClinicalTrials.gov public record
Updated Oct 10, 2012 · Synced Sep 5, 2026, 4:26 PM EDT
Completed Phase 3 Interventional

A Study to Investigate the Safety and Efficacy of K-321 Eye Drops After Simultaneous Cataract Surgery and Descemetorhexis in Participants With Fuchs Endothelial Corneal Dystrophy (FECD)

NCT05826353
View directory record Official record
Conditions
Fuchs Endothelial Corneal Dystrophy
Interventions
Ripasudil, Placebo
Drug
Lead sponsor
Kowa Research Institute, Inc.
Industry
Eligibility
18 Years and older
Enrollment
110 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2025
U.S. locations
21
States / cities
Los Angeles, California • Palo Alto, California • Sacramento, California + 17 more
Source: ClinicalTrials.gov public record
Updated Jan 21, 2026 · Synced Sep 5, 2026, 4:26 PM EDT
Completed No phase listed Observational

Structure of the Herpes Simplex Virus Receptor

NCT00001648
View directory record Official record
Conditions
Encephalitis, Herpes Simplex, Keratitis, Mouth Disease, Skin Disease
Interventions
Not listed
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
18 Years and older
Enrollment
60 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
1997 – 2010
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Jul 1, 2017 · Synced Sep 5, 2026, 4:26 PM EDT
Not yet recruiting No phase listed Observational Accepts healthy volunteers

UNITY DX Cornea Study

NCT07768735
View directory record Official record
Conditions
Tomography
Interventions
UNITY DX, ANTERION
Device
Lead sponsor
Alcon Research
Industry
Eligibility
22 Years and older
Enrollment
110 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026
U.S. locations
1
States / cities
Salt Lake City, Utah
Source: ClinicalTrials.gov public record
Updated Aug 16, 2026 · Synced Sep 5, 2026, 4:26 PM EDT
Not listed Phase 3 Interventional

Corneal Collagen Cross-Linking (CXL) Performed With "Epi-ON" Versus "Epi-OFF" in Eyes With Keratoconus and Other Corneal Ectatic Disorders

NCT03858036
View directory record Official record
Conditions
Keratoconus, Ectasia
Interventions
Ricrolin+, VEGA UV-A system
Drug · Device
Lead sponsor
Center for Sight, Sacramento, CA
Other
Eligibility
12 Years and older
Enrollment
550 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2024
U.S. locations
1
States / cities
Sacramento, California
Source: ClinicalTrials.gov public record
Updated Feb 27, 2019 · Synced Sep 5, 2026, 4:26 PM EDT
Recruiting Not applicable Interventional

Plasma Rich in Growth Factors in Corneal Endothelial Transplantation

NCT06261346
View directory record Official record
Conditions
Fuchs' Endothelial Dystrophy, Corneal Edema
Interventions
Endothelial keratoplasty, PRGF
Procedure · Biological
Lead sponsor
University of Miami
Other
Eligibility
18 Years to 80 Years
Enrollment
100 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2027
U.S. locations
2
States / cities
Miami, Florida • Indianapolis, Indiana
Source: ClinicalTrials.gov public record
Updated Apr 8, 2026 · Synced Sep 5, 2026, 4:26 PM EDT
Completed Not applicable Interventional Results available

Custom Anterior Surfacing of Scleral Lens for Vision Quality Improvement in Patients With Keratoconus

NCT03647046
View directory record Official record
Conditions
Keratoconus
Interventions
Customized Scleral Lens
Device
Lead sponsor
University of Rochester
Other
Eligibility
18 Years and older
Enrollment
12 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2020
U.S. locations
1
States / cities
Rochester, New York
Source: ClinicalTrials.gov public record
Updated Mar 30, 2020 · Synced Sep 5, 2026, 4:26 PM EDT
Not yet recruiting Phase 1Phase 2 Interventional

Safety and Efficacy Study of GEB-101 Injection in Subjects With TGFBI-related Corneal Dystrophy

NCT07750678
View directory record Official record
Conditions
Hereditary Corneal Dystrophy, Corneal Abnormality, Corneal Dystrophies, Corneal Dystrophies, Hereditary
Interventions
GEB-101 Injection
Genetic
Lead sponsor
GenEditBio Limited
Industry
Eligibility
18 Years to 70 Years
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2028
U.S. locations
1
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Aug 5, 2026 · Synced Sep 5, 2026, 4:26 PM EDT