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ClinicalTrials.gov public records Last synced Oct 28, 2026, 12:27 AM EDT

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Showing 1–24 of 26 matching trials from the live ClinicalTrials.gov search.
Filters: Condition: Corneal Pain Clear all
Completed Phase 2 Interventional Results available

Study of Efficacy and Safety of SAF312 Eye Drops in Subjects With Post-operative Corneal Induced Chronic Pain (CICP)

NCT04630158
View directory record Official record
Conditions
Chronic Ocular Pain
Interventions
SAF312 Placebo, SAF312
Other · Drug
Lead sponsor
Novartis Pharmaceuticals
Industry
Eligibility
18 Years and older
Enrollment
153 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2023
U.S. locations
24
States / cities
Mission Hills, California • Newport Beach, California • Palo Alto, California + 19 more
Source: ClinicalTrials.gov public record
Updated Oct 9, 2024 · Synced Oct 28, 2026, 12:27 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Effects of Transcranial Direct Current Stimulation (tDCS) in Chronic Corneal Pain

NCT01575002
View directory record Official record
Conditions
Corneal Pain, Chronic Pain, Neuropathic Pain
Interventions
Transcranial Direct Current Stimulation (tDCS)
Device
Lead sponsor
Spaulding Rehabilitation Hospital
Other
Eligibility
18 Years to 65 Years
Enrollment
26 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2012 – 2015
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Apr 24, 2020 · Synced Oct 28, 2026, 12:27 AM EDT
Not yet recruiting Phase 4 Interventional

Effect of Acoltremon Ophthalmic Solution 0.003% on Tear Production and Symptoms in Patients With Tear Deficiency and Concurrent Neuropathic Corneal Pain

NCT07849803
View directory record Official record
Conditions
Ocular Pain, Dry Eye
Interventions
acoltremon ophthalmic solution 0.003%
Drug
Lead sponsor
University of South Florida
Other
Eligibility
18 Years and older
Enrollment
28 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2027
U.S. locations
1
States / cities
Tampa, Florida
Source: ClinicalTrials.gov public record
Updated Oct 6, 2026 · Synced Oct 28, 2026, 12:27 AM EDT
Withdrawn Phase 1 Interventional

NGF Treatment for Patients With Neuropathic Corneal Pain

NCT05700864
View directory record Official record
Conditions
Corneal Disease, Neuropathy
Interventions
Cenegermin-Bkbj
Drug
Lead sponsor
Tufts Medical Center
Other
Eligibility
18 Years and older
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2023
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Jan 26, 2023 · Synced Oct 28, 2026, 12:27 AM EDT
Completed Phase 3 Interventional Results available

Safety and Efficacy of KPI-121 Compared to Placebo in Subjects With Dry Eye Disease

NCT02819284
View directory record Official record
Conditions
Dry Eye Syndromes, Keratoconjunctivitis Sicca
Interventions
KPI-121 0.25% Ophthalmic Suspension, Vehicle of KPI-121 0.25% Ophthalmic Suspension
Drug
Lead sponsor
Kala Pharmaceuticals, Inc.
Industry
Eligibility
18 Years and older
Enrollment
909 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2017
U.S. locations
62
States / cities
Birmingham, Alabama • Chandler, Arizona • Jonesboro, Arkansas + 54 more
Source: ClinicalTrials.gov public record
Updated Jan 5, 2021 · Synced Oct 28, 2026, 12:27 AM EDT
Completed Phase 4 Interventional

Assessing eFficacy and Safety of DEXTENZA 0.4 mg inseRt, Following Corneal Transplant Surgery

NCT04521140
View directory record Official record
Conditions
Corneal Edema, Corneal Defect, Corneal Transplant, Penetrating KeratoPlasty, Anterior Chamber Inflammation, Ocular Pain, Intraocular Pressure
Interventions
Dextenza 0.4Mg Ophthalmic Insert, Prednisolone Acetate 1% Oph Susp
Drug
Lead sponsor
Nicole Fram M.D.
Other
Eligibility
18 Years and older
Enrollment
36 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2023
U.S. locations
1
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Jul 24, 2023 · Synced Oct 28, 2026, 12:27 AM EDT
Not yet recruiting Phase 3 Interventional

Phase 3, Multi-Center, Randomized, Double-Masked, Placebo-Controlled Study Assessing the Safety and Efficacy of Urcosimod Ophthalmic Solution in Participants With Neuropathic Corneal Pain (NCP).

NCT07838506
View directory record Official record
Conditions
Neuropathic Corneal Pain
Interventions
Urcosimod ophthalmic solution is a preservative-free topical ophthalmic product; supplied in unit dose ampoules; administered QID for 12-weeks., Vehicle Ophthalmic Solution
Drug · Other
Lead sponsor
Okyo Pharma Ltd
Industry
Eligibility
18 Years and older
Enrollment
111 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2027
U.S. locations
1
States / cities
Nashville, Tennessee
Source: ClinicalTrials.gov public record
Updated Sep 29, 2026 · Synced Oct 28, 2026, 12:27 AM EDT
Completed Phase 2 Interventional Results available

Study of SAF312 as an Eye Drop for Treatment of Eye Pain Following Photorefractive Keratectomy (PRK) Surgery

NCT02961062
View directory record Official record
Conditions
Postoperative Ocular Pain After PRK Surgery
Interventions
SAF312, Placebo
Drug
Lead sponsor
Novartis Pharmaceuticals
Industry
Eligibility
18 Years to 75 Years
Enrollment
40 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2018
U.S. locations
4
States / cities
Chevy Chase, Maryland • Sioux Falls, South Dakota • Draper, Utah + 1 more
Source: ClinicalTrials.gov public record
Updated Oct 6, 2021 · Synced Oct 28, 2026, 12:27 AM EDT
Completed Phase 3 Interventional Results available

Safety and Efficacy of KPI-121 in Subjects With Dry Eye Disease

NCT02813265
View directory record Official record
Conditions
Dry Eye Syndromes, Keratoconjunctivitis Sicca
Interventions
KPI-121 0.25% Ophthalmic Suspension, Vehicle of KPI-121 0.25% Ophthalmic Suspension
Drug
Lead sponsor
Kala Pharmaceuticals, Inc.
Industry
Eligibility
18 Years and older
Enrollment
918 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2017
U.S. locations
60
States / cities
Phoenix, Arizona • Scottsdale, Arizona • Little Rock, Arkansas + 53 more
Source: ClinicalTrials.gov public record
Updated Feb 3, 2021 · Synced Oct 28, 2026, 12:27 AM EDT
Terminated Phase 2 Interventional

The Study Assessing the Safety and Efficacy of OK-101 Treatment in Subjects With Neuropathic Corneal Pain

NCT06637527
View directory record Official record
Conditions
Neuropathic Pain
Interventions
OK-101 0.05%, OK-101 0.1%, Placebo
Drug
Lead sponsor
Okyo Pharma Ltd
Industry
Eligibility
18 Years and older
Enrollment
18 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2025
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Aug 15, 2025 · Synced Oct 28, 2026, 12:27 AM EDT
Completed Phase 4 Interventional Results available

Intracanalicular Dexamethasone Insert for Post-Corneal Cross-Linking Inflammation and Pain- The LINK Study

NCT04168112
View directory record Official record
Conditions
Keratoconus, Unstable, Collagen Crosslinking, Postoperative Pain
Interventions
Dextenza, Prednisolone Acetate
Drug
Lead sponsor
Sight Medical Doctors PLLC
Other
Eligibility
18 Years and older
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2023
U.S. locations
1
States / cities
Babylon, New York
Source: ClinicalTrials.gov public record
Updated Jan 30, 2024 · Synced Oct 28, 2026, 12:27 AM EDT
Completed Phase 4 Interventional

A Comparison of Topical Nepafenac to Placebo in Corneal Epithelial Healing Times and Postoperative Pain Relief

NCT00330798
View directory record Official record
Conditions
Photorefractive Keratectomy
Interventions
nepafenac 0.1%, ketorolac 0.4%
Drug · Other
Lead sponsor
Alcon Research
Industry
Eligibility
19 Years and older
Enrollment
40 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006
U.S. locations
1
States / cities
San Antonio, Texas
Source: ClinicalTrials.gov public record
Updated Nov 18, 2016 · Synced Oct 28, 2026, 12:27 AM EDT
Completed Phase 2 Interventional Results available

OCS-01 in Treating Inflammation and Pain in Post-cataract Patients

NCT04130802
View directory record Official record
Conditions
Inflammation Corneal, Pain, Postoperative
Interventions
OCS-01 - Dexamethasone Cyclodextrin Nanoparticle Ophthalmic Suspension 1.5% mg/mL, Placebo
Drug
Lead sponsor
Oculis
Industry
Eligibility
18 Years and older
Enrollment
153 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2020
U.S. locations
4
States / cities
Petaluma, California • Roseburg, Oregon • Houston, Texas + 1 more
Source: ClinicalTrials.gov public record
Updated Sep 10, 2025 · Synced Oct 28, 2026, 12:27 AM EDT
Not yet recruiting Phase 3 Interventional Accepts healthy volunteers

Safety and Tolerability of IRX-101 in Patients Receiving Intravitreal Injections

NCT05750589
View directory record Official record
Conditions
Retinal Disease
Interventions
IRX-101, Providone-Iodine
Drug
Lead sponsor
iRenix Medical, Inc.
Industry
Eligibility
18 Years and older
Enrollment
240 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026 – 2027
U.S. locations
1
States / cities
San Antonio, Texas
Source: ClinicalTrials.gov public record
Updated Apr 3, 2026 · Synced Oct 28, 2026, 12:27 AM EDT
Recruiting No phase listed Observational Accepts healthy volunteers

fMRI and IVCM Cornea Microscopy of CXL in Keratoconus

NCT04439552
View directory record Official record
Conditions
Pain, Postoperative, Pain, Chronic, Pain, Acute, Surgical Injury, Surgical Wound, Cornea Injury, Cornea, Keratoconus
Interventions
Not listed
Lead sponsor
Boston Children's Hospital
Other
Eligibility
8 Years to 35 Years
Enrollment
60 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2027
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Dec 19, 2025 · Synced Oct 28, 2026, 12:27 AM EDT
Recruiting Phase 4 Interventional Accepts healthy volunteers

Use of Acthar Gel Single-Dose Pre-Filled SelfJectTM Injector in Patients With Moderate-Severe Keratitis and Autoimmune Disease

NCT06964269
View directory record Official record
Conditions
Autoimmune Diseases, Dry Eye, Neurotrophic Keratitis
Interventions
Acthar Gel 80 UNT/ML Injectable Solution
Drug
Lead sponsor
Toyos Clinic
Other
Eligibility
18 Years to 85 Years
Enrollment
20 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2028
U.S. locations
1
States / cities
Nashville, Tennessee
Source: ClinicalTrials.gov public record
Updated May 11, 2025 · Synced Oct 28, 2026, 12:27 AM EDT
Completed Phase 4 Interventional

Assessing eFficacy and Safety of DEXTENZA 0.4 mg inseRt, Following Cataract Surgery

NCT05626478
View directory record Official record
Conditions
Corneal Edema, Corneal Defect, Anterior Chamber Inflammation, Ocular Pain, Corneal Staining, Visual Outcome, CME - Cystoid Macular Edema
Interventions
Dextenza 0.4Mg Ophthalmic Insert, Prednisolone Acetate 1% Oph Susp, Prolensa 0.07% Ophthalmic Solution
Drug
Lead sponsor
Nicole Fram M.D.
Other
Eligibility
18 Years and older
Enrollment
50 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2025
U.S. locations
1
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Feb 20, 2026 · Synced Oct 28, 2026, 12:27 AM EDT
Completed Phase 2 Interventional Accepts healthy volunteers

SteRilizing Eye SoLution to ImprovE Patient ComFort (RELIEF)

NCT05747430
View directory record Official record
Conditions
Retinal Disease
Interventions
IRX-101, Providone-Iodine
Drug
Lead sponsor
iRenix Medical, Inc.
Industry
Eligibility
18 Years and older
Enrollment
155 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2026
U.S. locations
7
States / cities
Greenwich, Connecticut • Madison, Mississippi • Erie, Pennsylvania + 4 more
Source: ClinicalTrials.gov public record
Updated Apr 3, 2026 · Synced Oct 28, 2026, 12:27 AM EDT
Completed Phase 3 Interventional Results available

Efficacy and Safety of APP13007 for Treatment of Inflammation and Pain After Cataract Surgery Including a Corneal Endothelial Cell Sub-study

NCT04810962
View directory record Official record
Conditions
Ocular Inflammation and Pain After Cataract Surgery
Interventions
APP13007, 0.05%, Matching Vehicle Placebo for APP13007, 0.05%
Drug
Lead sponsor
Formosa Pharmaceuticals, Inc.
Industry
Eligibility
18 Years and older
Enrollment
370 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2022
U.S. locations
31
States / cities
Chandler, Arizona • Mesa, Arizona • Phoenix, Arizona + 28 more
Source: ClinicalTrials.gov public record
Updated Jul 25, 2023 · Synced Oct 28, 2026, 12:27 AM EDT
Completed No phase listed Observational

A Retrospective Review of DEXTENZA 0.4 mg inseRt Following Corneal Transplant or Cataract Surgery

NCT04975971
View directory record Official record
Conditions
Anterior Chamber Inflammation, Ocular Pain, Corneal Edema, Corneal Defect, Penetrating KeratoPlasty, Nuclear Cataract, Cortical Cataract, Cataract Senile
Interventions
Dextenza 0.4Mg Ophthalmic Insert
Drug
Lead sponsor
Nicole Fram M.D.
Other
Eligibility
18 Years and older
Enrollment
25 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021
U.S. locations
1
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Jul 26, 2021 · Synced Oct 28, 2026, 12:27 AM EDT
Suspended No phase listed Observational Accepts healthy volunteers

Prospective Study to Validate the Imaging Biomarker for NCP (R33)

NCT05653921
View directory record Official record
Conditions
Dry Eye Syndromes, Corneal Disease
Interventions
In vivo confocal microscopy (IVCM)
Other
Lead sponsor
Tufts Medical Center
Other
Eligibility
18 Years and older
Enrollment
438 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2026
U.S. locations
2
States / cities
Boston, Massachusetts • Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Jan 7, 2026 · Synced Oct 28, 2026, 12:27 AM EDT
Completed Phase 2 Interventional Results available

Safety and Efficacy of KPI-121 in Subjects With Dry Eye Disease

NCT02188160
View directory record Official record
Conditions
Dry Eye Syndromes, Keratoconjunctivitis Sicca
Interventions
KPI-121, Placebo
Drug
Lead sponsor
Kala Pharmaceuticals, Inc.
Industry
Eligibility
18 Years and older
Enrollment
150 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2015
U.S. locations
11
States / cities
Artesia, California • Mission Hills, California • Rancho Cordova, California + 8 more
Source: ClinicalTrials.gov public record
Updated Jan 6, 2021 · Synced Oct 28, 2026, 12:27 AM EDT
Terminated Not applicable Interventional Results available

Intranasal Neurostimulation in Ameliorating Symptoms of Neuropathic Corneal Pain

NCT03674892
View directory record Official record
Conditions
Cornea
Interventions
TrueTear™ intranasal neurostimulator (ITN)
Device
Lead sponsor
Tufts Medical Center
Other
Eligibility
22 Years and older
Enrollment
21 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2023
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Aug 24, 2025 · Synced Oct 28, 2026, 12:27 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Post Photorefractive Keratectomy (PRK) Use of an Eye Shield for Maintaining Vision and Mitigating Pain

NCT01592643
View directory record Official record
Conditions
Pain, Vision Nearsighted
Interventions
Eye Shield
Device
Lead sponsor
Stanford University
Other
Eligibility
18 Years and older
Enrollment
30 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2012 – 2013
U.S. locations
1
States / cities
Palo Alto, California
Source: ClinicalTrials.gov public record
Updated Dec 22, 2021 · Synced Oct 28, 2026, 12:27 AM EDT