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Results for “Error, Refractive”

1,948 trials

Showing 20 of 1,948 results

Not applicableStudy completedNCT04299243
What this trial is testing

Clinical Trial Protocol for Safety and Efficacy of Soft Contact Lens

Who this might be right for
Myopia
Menicon Co., Ltd. 148
Not applicableStudy completedNCT02252133
What this trial is testing

DAILIES TOTAL1® Lens Centration in a Japanese Population

Who this might be right for
MyopiaRefractive Error
Alcon Research 53
Not applicableStudy completedNCT02450747
What this trial is testing

Performance of a Multifocal Contact Lens - Presbyopia Study

Who this might be right for
Presbyopia
Johnson & Johnson Vision Care, Inc. 44
Not applicableStudy completedNCT02388763
What this trial is testing

Clinical Evaluation of MyDay™ and 1-DAY ACUVUE® TruEye®

Who this might be right for
Refractive Error
Alcon Research 66
Not applicableStudy completedNCT05261685
What this trial is testing

Single-step Transepithelial PRK for Hyperopia

Who this might be right for
Moderate Hyperopia
Assiut University 30
Not applicableUnknownNCT04340635
What this trial is testing

Multi-center Ocular Biological Parameters Study

Who this might be right for
Cataract
Aier School of Ophthalmology, Central South University 20,000
Very early researchUnknownNCT05564832
What this trial is testing

Pharmacological Treatment of Presbyopia

Who this might be right for
Near Vision
Shahid Beheshti University of Medical Sciences 75
Not applicableStudy completedNCT03653715
What this trial is testing

Bifocal Contact Lens Study for Adults With Age-Related Near Vision Loss

Who this might be right for
Presbyopia
Clerio Vision, Inc. 30
Not applicableStudy completedNCT00732004
What this trial is testing

Time Course Comparison of Contact Lens Maintenance Systems for Hydrogel Lenses

Who this might be right for
MyopiaHyperopia
University of Melbourne 132
Not applicableStudy completedNCT01214863
What this trial is testing

AcrySof Toric Clinical Results

Who this might be right for
CataractsAstigmatism
Alcon Research 144
Large-scale testing (Phase 3)Study completedNCT02870478
What this trial is testing

The Effects of Low Concentration Atropine on Pupil Size and Accommodation

Who this might be right for
Myopia
University of California, Berkeley 32
Not applicableUnknownNCT05670015
What this trial is testing

Ocular Changes With Alpha-2 Receptor Agonist.

Who this might be right for
Glaucoma, SuspectAberration, Corneal Wavefront
Benha University 150
Not applicableUnknownNCT05871840
What this trial is testing

Effectiveness and Safety of Repeated Low-Level Red-Light Therapy on Myopia Control Among Children and Adolescents

Who this might be right for
Myopia
Shenzhen Hospital (Guangming), University of Chinese Academy of Sciences 360
Large-scale testing (Phase 3)Study completedNCT06542497
What this trial is testing

Evaluate Efficacy and Safety of POS to Improve Distance-corrected Near Visual in Participants With Presbyopia

Who this might be right for
Presbyopia
Ocuphire Pharma, Inc. 569
Not applicableStudy completedNCT02082743
What this trial is testing

Vision Care Intervention for Lower Grade School Children in Taiwan

Who this might be right for
MyopiaOutdoor ActivityPolicy of Recess Outside Classroom
Chang Gung Memorial Hospital 1,020
Not applicableActive Not RecruitingNCT06913491
What this trial is testing

Efficacy of PEEK Acuity Versus ETDRS Chart for Assessment of Visual Acuity and Refractive Error

Who this might be right for
Refractive Errors
Superior University 51
Not applicableStudy completedNCT01473160
What this trial is testing

Daily Disposable Contact Lens Tear Film Study

Who this might be right for
Myopia
CIBA VISION 9
Not applicableStudy completedNCT05050578
What this trial is testing

Clinical Assessment of Two Reusable Silicone Hydrogel Contact Lenses

Who this might be right for
Refractive Errors
Alcon Research 166
Large-scale testing (Phase 3)Study completedNCT00317525
What this trial is testing

Effects of Different Add Powers on the Comfort and Productivity of Computer Users With Fixed or Free Head Movement

Who this might be right for
Refractive ErrorsAsthenopia
American Optometric Association 36
Not applicableStudy completedNCT00977236
What this trial is testing

Myopic Control for High Myopes Using Orthokeratology

Who this might be right for
Myopia
The Hong Kong Polytechnic University 52
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