Clinical trials: Refractive Error
Presbyopia, Near Vision
Phase 3 Efficacy Study of LNZ100 & LNZ101 for the Treatment of Presbyopia
Phase 3 Efficacy Study to evaluate the Safety and Efficacy of LNZ100 \& LNZ101 for the Treatment of Presbyopia
- Conditions
- Presbyopia, Near Vision, Refractive Error, Eye Diseases
- Trial name
- CLARITY 2 (NCT05728944)
- Testing
- Aceclidine+Brimonidine combination ophthalmic solution, Aceclidine ophthalmic solution, Vehicle
- Where
- 17 sites in United States
- Volunteers
- 229 people, healthy volunteers welcome
- Sponsor
- LENZ Therapeutics, Inc
Refractive Errors, Myopia
Evaluation of Delefilcon A Contact Lenses
The purpose of the study is to evaluate the lens fit characteristics of delefilcon A contact lenses with different base curves and diameters.
- Trial name
- NCT06884202
- Testing
- Delefilcon A contact lenses with different base curves and diameters, Delefilcon A contact lenses with standard base curves and diameters
- Where
- 16 sites in United States
- Volunteers
- 267 people
- Sponsor
- Alcon Research
Refractive Error - Myopia Simple
Evaluation of the Safety and Efficacy of PEGAVISION Silicone Hydrogel Daily Disposable Soft Contact Lenses (G3)
The goal of this clinical trial is to learn if PEGAVISION Silicone Hydrogel Daily Disposable Soft Contact Lenses (G3) are safe and effective for vision correction in adults.
- Trial name
- NCT06995781
- Testing
- Experimental Intervention, Active Comparator Intervention
- Volunteers
- 69 people
- Sponsor
- Pegavision Corporation
Refractive Error
Wavefront-guided LASIK for Monovision Treatment of Myopic Subjects With Presbyopia
This study will be a 12-month, prospective, multicenter, open-label, non-comparative, non-randomized clinical investigation conducted at 8 to 14 sites.
- Trial name
- NCT04075591
- Testing
- iDesign Refractive Studio with STAR S4 IR® Excimer laser System
- Where
- 10 sites in United States
- Volunteers
- 219 people
- Sponsor
- AMO Development, LLC
Myopia
Correction of Myopia Evaluation Trial 2
The purpose of the study is to determine if progressive addition lenses (PALs) versus single vision lenses (SVLs) slow the progression of low myopia in children with poor accommodative responses (i.e., large accommodative lags)…
- Trial name
- COMET2 (NCT00320593)
- Testing
- Progressive Addition Lenses (PALs), Single Vision Lenses (SVLs)
- Where
- 8 sites in United States
- Volunteers
- 118 people
- Sponsor
- Jaeb Center for Health Research
Presbyopia, Refractive Errors
VisionApp - Refraction and Presbyopia
Recent Android mobile device technology is available which allows user-measured refractive error and reading add power. This technology could be quite useful to the clinical and research community.
- Trial name
- NCT07570602
- Testing
- VisionApp
- Where
- United States
- Volunteers
- 16 people, healthy volunteers welcome
- Sponsor
- Indiana University
Presbyopia, Refractive Error
Phase 3 Evaluation of the Safety and Efficacy of LNZ100 & LNZ101 for the Treatment of Presbyopia
Phase 3 study to evaluate the safety and effectiveness of LNZ100 \& LNZ101 for the treatment of Presbyopia.
- Conditions
- Presbyopia, Refractive Error, Eye Diseases, Near Vision
- Trial name
- CLARITY 1 (NCT05656027)
- Testing
- Aceclidine+Brimonidine combination ophthalmic solution, Aceclidine ophthalmic solution, Brimonidine
- Where
- 25 sites in United States
- Volunteers
- 469 people, healthy volunteers welcome
- Sponsor
- LENZ Therapeutics, Inc
Presbyopia, Near Vision
Phase 3 Safety Study of LNZ100 and LNZ101 for the Treatment of Presbyopia Subjects
Safety Study of the Long-Term Safety of LNZ100 \& LNZ101 in Presbyopic Subjects
- Conditions
- Presbyopia, Near Vision, Refractive Error, Eye Diseases
- Trial name
- NCT05753189
- Testing
- Aceclidine+Brimonidine combination ophthalmic solution, Aceclidine ophthalmic solution, Vehicle
- Where
- 40 sites in United States
- Volunteers
- 362 people, healthy volunteers welcome
- Sponsor
- LENZ Therapeutics, Inc
Down Syndrome, Refractive Errors
Dilated Versus Non-Dilated Wavefront Corrections for Patients With Down Syndrome
Individuals with Down syndrome (DS) live with visual deficits due, in part, to elevated levels of higher-order optical aberrations (HOA).
- Trial name
- NCT05059041
- Testing
- Dilated Refraction, Non-Dilated Refraction
- Where
- 2 sites in United States
- Volunteers
- 42 people
- Sponsor
- Ohio State University
Refractive Error - Myopia Bilateral
Study to Evaluate the Clinical Performance of Deseyne (Vifilcon C) Daily Disposable Soft Contact Lens
This clinical study is to provide clinical performance data comparing the test lens (Deseyne [vifilcon C] daily disposable soft contact lens) to a control lens (1-Day Acuvue Moist [etafilcon A] daily disposable soft contact lens)…
- Trial name
- NCT05927753
- Testing
- Deseyne Daily Disposable Contact Lens (Test Device)
- Where
- 3 sites in United States
- Volunteers
- 81 people, healthy volunteers welcome
- Sponsor
- Bruno Vision Care
Ametropia
Clinical Evaluation of Biomedics Monthly Sphere and Avaira Vitality Sphere
The aim of this study is to compare the short-term clinical performance of two sphere contact lenses.
- Trial name
- NCT06400914
- Testing
- Lens A (ocufilcon D), Lens B (fanfilcon A)
- Where
- Mexico
- Volunteers
- 44 people
- Sponsor
- CooperVision, Inc.
Glaucoma, Diabetic Retinopathy
Providing Financial Incentives to Improve Adherence to Referral Eye Care Visits
Glaucoma is a blinding eye disease increasingly common in older adults, particularly in African Americans, and often diagnosed late in the disease course.
- Conditions
- Glaucoma, Diabetic Retinopathy, Refractive Errors, Cataract
- Trial name
- AL-SIGHT (NCT04328207)
- Testing
- No Financial Incentive, Financial Incentive
- Where
- United States
- Volunteers
- 900 people, healthy volunteers welcome
- Sponsor
- University of Alabama at Birmingham
Refractive Error
A Prospective, Multi-Center Evaluation of Corneal Flap Creation Using Cheetah Femtosecond Laser System and Cheetah Patient Interface
The study is a prospective, open-label, comparative study design that was chosen for the purpose of optimizing the Cheetah settings, and evaluating the Cheetah system quality of LASIK flap.
- Trial name
- NCT03789669
- Testing
- IntraLase iFS femtosecond laser and patient interface, Cheetah femtosecond laser and cheetah patient interface
- Where
- 3 sites in India, Singapore
- Volunteers
- 200 people
- Sponsor
- Johnson & Johnson Surgical Vision, Inc.
Ametropia, Astigmatism
Comparison of Clinical Performance of Two Monthly Replacement Toric Soft Contact Lenses
The purpose of this study is to assess the clinical performance of TOTAL30 for Astigmatism (T30fA) soft contact lenses with Biofinity Toric soft contact lenses.
- Trial name
- NCT06165627
- Testing
- Lehfilcon A toric contact lenses, Comfilcon A toric contact lenses, CLEAR CARE
- Where
- 5 sites in United States
- Volunteers
- 67 people
- Sponsor
- Alcon Research
Stable Myopic Refractive Error, With or Without Astigmatism
Prospective S&E Study of Wavefront-guided PRK for Myopia With iDesign Advanced Wavescan Studio™ System and Star S4 IR™
Prospective, multicenter, bilaterally-treated, open-label, non-randomized clinical trial.
- Trial name
- NCT02675751
- Testing
- STAR S4 IR laser with iDesign
- Volunteers
- 167 people
- Sponsor
- Abbott Medical Optics
Myopia
Comparing a Monthly Replacement Lens Versus a Daily Disposable Lens
The purpose of this study was to compare subjective ratings of lens handling at insertion for a monthly replacement lens versus a daily disposable lens in habitual soft lens wearers.
- Trial name
- NCT06046209
- Testing
- Control Lens, Test Lens
- Where
- Canada
- Volunteers
- 30 people
- Sponsor
- CooperVision, Inc.
Ametropia, Myopia
Clinical Performance Evaluation of Two Frequent Replacement Silicone Hydrogel Toric Contact Lenses
The primary objective of this study is to evaluate the axis orientation of LID226397 toric contact lenses.
- Conditions
- Ametropia, Myopia, Hyperopia, Astigmatism
- Trial name
- NCT05959200
- Testing
- Serafilcon A toric contact lenses, Senofilcon A toric contact lenses, CLEAR CARE
- Where
- 7 sites in United States
- Volunteers
- 92 people
- Sponsor
- Alcon Research
Refractive Errors, Myopia
Safety and Suitability of ICL for Correction of Refractive Errors Without the Use of Dispersive OVDs
The goal of this observational study is to test whether surgeries for lenses designed to be implanted in the eye to correct refractive error can be done without the need for using viscoelastic substances that are used routinely…
- Conditions
- Refractive Errors, Myopia, Myopic Astigmatism, Hypermetropia
- Trial name
- NCT06371079
- Testing
- phakic intraocular lens implantation traditional, phakic intraocular lens implantation reduced OVD
- Where
- Iraq
- Volunteers
- 448 people
- Sponsor
- Loay Abdulmutalib Almusawi
Refractive Errors
Clinical Assessment of a Daily Disposable Soft Silicone Hydrogel Contact Lens
The purpose of this study is to assess the clinical performance of DAILIES TOTAL1® spherical soft contact lenses over approximately 1 week of daily wear.
- Trial name
- NCT06044948
- Testing
- Delefilcon A contact lenses
- Where
- 6 sites in United States
- Volunteers
- 97 people, healthy volunteers welcome
- Sponsor
- Alcon Research
Presbyopia, Refractive Errors
Evaluation of the Safety and Effectiveness of Aceclidine/Brimonidine (LNZ101) and Aceclidine (LNZ100) in the Treatment of Presbyopia
To evaluate the safety and effectiveness of Aceclidine/Brimonidine (LNZ101) compared with Aceclidine (LNZ100) and vehicle in the treatment of Presbyopia.
- Conditions
- Presbyopia, Refractive Errors, Eye Diseases
- Trial name
- NCT05294328
- Testing
- Aceclidine+Brimonidine combination ophthalmic solution, Aceclidine ophthalmic solution, Vehicle Proprietary Ophthalmic Solution
- Where
- 5 sites in United States
- Volunteers
- 68 people, healthy volunteers welcome
- Sponsor
- LENZ Therapeutics, Inc