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
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
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
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 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
Presbyopia, Refractive Errors
Evaluation of the Safety and Effectiveness of Aceclidine (LNZ101) and Aceclidine + Brimonidine (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
- NCT05431543
- Testing
- Aceclidine+Brimonidine combination ophthalmic solution, Aceclidine ophthalmic solution, Vehicle proprietary ophthalmic solution
- Where
- 5 sites in United States
- Volunteers
- 59 people, healthy volunteers welcome
- Sponsor
- LENZ Therapeutics, Inc
Hyperopia
Enhancement of Emmetropization in Highly Hyperopic Infants
Infants do not usually wear glasses because they usually do not need them to see clearly. Most infants are born with a moderate amount of farsightedness.
- Trial name
- NCT03669146
- Testing
- Glasses
- Where
- United States
- Volunteers
- 35 people, healthy volunteers welcome
- Sponsor
- Donald O Mutti, OD, PhD
Refractive Errors
Early Feasibility Study to Evaluate the AccuraSee in Correcting Residual Refractive Errors After Cataract Surgery
To determine if the intraocular pseudophakic contact lens (IOPCL), referred to as the AccuraSee, corrects residual refractive errors after cataract surgery using a plus powered lens in subjects with ocular pathology previously…
- Trial name
- NCT05113979
- Testing
- AccuraSee IOPCL with +3.0D add
- Where
- United States
- Volunteers
- 10 people, healthy volunteers welcome
- Sponsor
- OnPoint Vision Inc
Myopia, Refractive Errors
VisuMax Femtosecond Laser Small Incision Lenticule Extraction for the Correction of High Myopia
The purpose of this study is to validate the safety and effectiveness of treating myopia (short-sightedness) higher than -10D using small incision lenticule extraction (SMILE) with the VisuMax femtosecond laser.
- Trial name
- NCT02528123
- Testing
- Small incision lenticule extraction, Tobramycin and dexamethasone, Ofloxacin
- Where
- United Kingdom
- Volunteers
- 114 people, healthy volunteers welcome
- Sponsor
- London Vision Clinic
Refractive Errors
Safety and Effectiveness of the Qualis Contact Lens
Three-month, open-label, bilateral, parallel group, randomized, daily wear contact lens dispensing study.
- Trial name
- NCT04295499
- Testing
- soft (hydrophilic) contact lens
- Where
- 3 sites in United States
- Volunteers
- 75 people, healthy volunteers welcome
- Sponsor
- Unicon Optical Co. Ltd.
Ametropia
Evaluation of Disinfecting Solutions and Protein Remover With a Silicone Hydrogel Lens
The purpose of this study is to determine if reduced lens deposits and increased comfort can be achieved by using Multipurpose disinfecting solutions (MPDS) in a no-rub format but in conjunction with an intensive cleaner, rather…
- Trial name
- NCT00754338
- Testing
- Alcon Opti-Free® RepleniSH® with Supraclens®, Alcon Opti-Free® RepleniSH®, B&L ReNu MultiPlus™
- Where
- Canada
- Volunteers
- 76 people, healthy volunteers welcome
- Sponsor
- University of Waterloo
Ametropia
Evaluation of Monthly Replacement Lenses in Habitual Soft Contact Lens Wearers Who Report Frequent Digital Devise Use
To evaluate the clinical performance of two monthly silicone hydrogel contact lenses in habitual wearers of frequent replacement (FRP) lenses when worn for 1-month.
- Trial name
- NCT05166902
- Testing
- Lens A (comfilcon A lens), Lens B (lehfilcon A lens)
- Where
- 4 sites in United States, Canada
- Volunteers
- 67 people, healthy volunteers welcome
- Sponsor
- CooperVision, Inc.
Refractive Errors
Clinical and Refractive Outcomes After Contoura® Refractive Surgery Planned Using Phorcides Surgery Planning Software
The objective of the current study is to prospectively evaluate 3-month clinical outcomes from LASIK performed using the Phorcides surgical planning software with Contoura topography-guided ablation in both eyes of subjects with…
- Trial name
- NCT04495829
- Testing
- Phorcides Analytical Engine
- Where
- 5 sites in United States
- Volunteers
- 70 people, healthy volunteers welcome
- Sponsor
- American Corneal Consultants
Refractive Errors, Astigmatism
Study of a Hand-held Device Plus Mobile App Versus Standard Eye Care Devices in Measuring Refractive Error of the Eye
Single-center, open-label, prospective study in healthy volunteers desiring refraction for correction of visual acuity to compare a handheld device supported by a mobile application with the phoropter and autorefractor.
- Trial name
- NCT03929588
- Testing
- Hand-held device supported by a mobile application, Phoropter, Autorefractor
- Where
- United States
- Volunteers
- 230 people, healthy volunteers welcome
- Sponsor
- EyeQue Corp.
Ametropia
A Clinical Study of the Comfilcon A Asphere Soft Contact Lens in Users of Digital Devices
The aim of this work is to investigate the clinical performance and subjective acceptance of the comfilcon A asphere contact lens when compared to single-vision spectacles in subjects who have never worn contact lenses and who…
- Trial name
- NCT04067050
- Testing
- comfilcon A asphere, Spectacles
- Where
- United Kingdom
- Volunteers
- 61 people, healthy volunteers welcome
- Sponsor
- CooperVision, Inc.
Refractive Error
Comparative Study of Two Marketed Spherical Soft Contact Lenses
The purpose of this study is to obtain objective and subjective clinical data to compare the performance of two soft contact lenses.
- Trial name
- NCT01582789
- Testing
- enfilcon A, senofilcon A
- Where
- 2 sites in United States
- Volunteers
- 61 people, healthy volunteers welcome
- Sponsor
- CooperVision, Inc.
Ametropia
Evaluation of Enfilcon A Soft Contact Lens When Compared to Galyfilcon A Soft Contact Lens
The primary objective of thes study is to confirm that the ocular response to the Test lenses are similar to those of the Control lenses when used in a 1 week planned replacement, daily wear modality over a 1-month period.
- Trial name
- NCT01706770
- Testing
- enfilcon A, galyfilcon A
- Where
- 3 sites in United States
- Volunteers
- 50 people, healthy volunteers welcome
- Sponsor
- CooperVision, Inc.