Clinical trials: Error, Refractive
Presbyopia
Study Assessing the Efficacy and Safety of STN1013600 Ophthalmic Solution 0.1% and 0.3% Compared With Placebo in Subjects With Presbyopia
This is a Phase IIa study to assess efficacy and safety of STN1013600 ophthalmic solution (0.1%, and 0.3 %), twice daily when compared to Placebo in subjects diagnosed with presbyopia.
- Trial name
- OPSIS (NCT05665387)
- Testing
- 0.1% STN1013600 ophthalmic solution, 0.3% STN1013600 ophthalmic solution
- Where
- 12 sites in United States
- Volunteers
- 79 people
- Sponsor
- Santen Inc.
Refractive Errors
The Effect of Gabapentin (Neurentin) and Pregabalin (Lyrica) in Pain Reduction After Photorefractive Keratectomy
The studied patients will be given randomly one of three following drugs1:Gabapentin2: Pregabalin or placebo for 3 days after Photorefractive keratectomy surgery.
- Trial name
- PRK (NCT01122004)
- Testing
- Pregabalin
- Where
- Iran
- Sponsor
- Shahid Beheshti University of Medical Sciences
Amblyopia
Prospective Evaluation of a Smartphone Application, GoCheckKids™, to Detect Amblyopia Risk Factors in Young Children
The objective is evaluation of GoCheck Kids, a smartphone application ('App'), for use as a photo screening device in a pediatric population to detect amblyopia risk factors (ARFs).
- Trial name
- NCT03447171
- Testing
- App Vision Screening
- Where
- United States
- Volunteers
- 207 people
- Sponsor
- Gobiquity Mobile Health
Myopia
Assessment of Lotrafilcon A Contact Lenses
The purpose of this 3-month study is to evaluate subjective responses to an upgraded contact lens.
- Trial name
- NCT01185834
- Testing
- Lotrafilcon A upgrade soft contact lens
- Volunteers
- 118 people
- Sponsor
- CIBA VISION
Myopia
Non-dispense Comfort Comparison of Two Silicone Hydrogel Lenses
The purpose of this study is to compare subjective responses to two contact lenses after 15 minutes of wear.
- Trial name
- NCT00808834
- Testing
- Lotrafilcon A contact lens, Senofilcon A contact lens
- Volunteers
- 196 people
- Sponsor
- CIBA VISION
Refractive Disorders
Evaluation of the Effects of Virtual Reality on Preoperative Anxiety in Refractive Surgery
The objective of this study is to determine to what extent the use of a software application prior to refractive surgery involving multisensory immersion (visual and auditory) in a hypnotic and relaxing sound and visual…
- Trial name
- ERVAN (NCT07050498)
- Testing
- Virtual reality, Usual Care Group
- Where
- France
- Volunteers
- 68 people
- Sponsor
- GCS Ramsay Santé pour l'Enseignement et la Recherche
Presbyopia
Evaluate the Efficacy and Safety of CTO0307 in Adults With Presbyopia
This study was to compare the presbyopia correction effect between the treatment group and the control group, evaluated by the proportion of patients who achieved an improvement of 3 lines or more in mesopic binocular DCNVA at…
- Trial name
- NCT07723716
- Testing
- CTO0307 Eye drop
- Where
- South Korea
- Volunteers
- 167 people
- Sponsor
- Taejoon Pharmaceutical Co., Ltd.
Ophthalmic Diseases (Specific Types Not Restricted), Cataract
Research on a New Intelligent Mobile Screening and Diagnosis Pattern for Ocular Diseases
The global distribution of primary ophthalmic medical resources is uneven, and the traditional eye disease screening model has problems such as low efficiency, high cost and limited coverage.
- Conditions
- Ophthalmic Diseases (Specific Types Not Restricted), Cataract, Refraction Error, Diabetic Retinopathy (DR)
- Trial name
- NCT07003165
- Volunteers
- 15,000 people, healthy volunteers welcome
- Sponsor
- Zhongshan Ophthalmic Center, Sun Yat-sen University
Astigmatism, Myopia
Performance of Toric Silicone Hydrogel Contact Lenses
The purpose of this study was to evaluate the clinical performance and subjective lens handling (insertion and removal) of two toric silicone hydrogel contact lenses after one month of daily wear each.
- Trial name
- NCT05097144
- Testing
- Lens A (fanfilcon A), Lens B (asmofilcon A)
- Where
- Mexico
- Volunteers
- 36 people
- Sponsor
- CooperVision, Inc.
Myopia, Visual Fatigue
Impact of Various Myopia Management Strategies on Asthenopia Among Pediatric and Adolescent Populations
Different myopia control interventions have certain effects on ocular asthenopia in children and adolescents. As children and adolescents are in a critical period of visual development, the presence of asthenopia may lead to an…
- Trial name
- NCT07691671
- Volunteers
- 600 people
- Sponsor
- Tianjin Medical University Eye Hospital
Dry Eye, Ametropia
Osmoprotective Containing Lubricants in Dysfunctional Tear Syndrome and Post Refractive Surgery Patients
The purpose of this project is to determine the effectiveness of an eyewash osmoprotective lubricant comparing to castor oil containing and non-osmoprotective lubricants in different types of DTS and post refractive surgery…
- Trial name
- NCT01741987
- Testing
- Optive ®, Fresh Tears ®
- Where
- Brazil
- Volunteers
- 100 people, healthy volunteers welcome
- Sponsor
- Federal University of São Paulo
Wavefront Aberration, Corneal, Refractive Errors
Digital Wavefront Sensing
A holographic optical coherence tomography (H-OCT) setup is used to detect the wavefront by means of phase reconstruction.
- Trial name
- DWS (NCT04597255)
- Testing
- Holographic optical coherence tomography
- Volunteers
- 30 people, healthy volunteers welcome
- Sponsor
- Medical University of Vienna
Myopia
Efficacy of Myopia-control Lenses in a Population of Young Adults : the OPTIMA Study
The goal of this clinical trial is to learn if myopia-control eyeglass lenses (Essilor® Stellest® 2.0) can slow down the progression of short-sightedness (myopia) in young adults, compared with standard single-vision lenses.
- Trial name
- OPTIMA (NCT07804043)
- Testing
- Essilor® Stellest® 2.0 myopia-slowing lenses, Standard lenses
- Where
- France
- Volunteers
- 134 people
- Sponsor
- Fondation Ophtalmologique Adolphe de Rothschild
Myopia
Clinical Investigation of Buttermere (LENS 271) Soft Contact Lenses
The purpose of the study is to compare clinical performance between two soft contact lenses.
- Trial name
- NCT06609018
- Testing
- Test Lenses (stenfilcon A), Control Lenses (omafilcon A)
- Where
- United Kingdom
- Volunteers
- 73 people
- Sponsor
- CooperVision, Inc.
Myopia, Progressive, Myopia
Clinical Evaluation of a Myopia Control Lens in Slowing Myopia Progression
This is a monocenter, randomized, controlled, parallel-group, double-masked clinical trial to evaluate the effectiveness of test lens in slowing myopia progression with respect to axial length elongation at baseline compared to a…
- Trial name
- NCT05331378
- Testing
- Test myopia control lenses, Single vision lenses
- Where
- Singapore
- Volunteers
- 80 people, healthy volunteers welcome
- Sponsor
- Essilor International
Presbyopia
The Effects of Glasses-Free 3D Training on Visual and Cognitive Function in Presbyopic Individuals
This study aims to evaluate the effectiveness of glasses-free 3D visual training in improving visual function, visual comfort, and the application ability of visual functions in individuals with presbyopia.
- Trial name
- NCT06853691
- Testing
- glasses-free 3D visual training
- Where
- China
- Volunteers
- 60 people, healthy volunteers welcome
- Sponsor
- Zhongshan Ophthalmic Center, Sun Yat-sen University
Presbyopia
Evaluation of Refractive Outcomes in Patients Undergoing PRESBYOND Using the MEL90 Excimer Laser
The goal of this clinical trial is to collect information on vision outcomes in people aged 45 to 65 who have difficulty seeing clearly at near distances due to aging (a condition called presbyopia).
- Trial name
- NCT06960785
- Testing
- MEL90 excimer laser - PRESBYOND
- Where
- 3 sites in Australia, New Zealand
- Volunteers
- 75 people
- Sponsor
- Carl Zeiss Meditec AG
Myopia
Atropine (0.02%, 0.04%) Combined With Defocus DIMS for Moderate and High Myopia Control
To evaluate the effectiveness and safety of DIMS, low concentration atropine eye drops,and atropine combined with DIMS in controlling axial length and refraction in children with moderate to high myopia.
- Trial name
- atropine (NCT06523504)
- Testing
- DIMS, The 0.02% ATP Group, The 0.04% ATP Group
- Where
- China
- Volunteers
- 410 people
- Sponsor
- Ruihua Wei
Myopia
Analysis of I-Trace High Order Aberrations Induced by Wavefront Optimized Ablation Profiles
This work aims at the analysis of ocular aberrations induced by wave front optimized ablation profiles WFO using I-Trace aberrometer (Ray -Tracing)
- Trial name
- NCT04452448
- Testing
- LASIK
- Where
- Egypt
- Volunteers
- 10 people
- Sponsor
- Alexandria University
Myopia, Refractive Errors
A Clinical Trial to Evaluate the Vision Correction Safety and Efficacy of MSiHy Silicone Hydrogel Soft Contact Lens
This is a prospective, randomized, double-blind, parallel, active-controlled, multi-center clinical study. The purpose is to evaluate the safety and effectiveness wearing "MSiHy Silicone Hydrogel Soft Contact Lens".
- Trial name
- NCT06716385
- Testing
- MSiHy Silicone Hydrogel Soft Contact Lens, Monthly Silicone Hydrogel Contact Lenses (oA)
- Where
- 3 sites in Taiwan
- Volunteers
- 134 people
- Sponsor
- Visco Vision Inc.
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