Clinical trials: Refractive Error - Myopia
Myopia, Myopia Progression
The P.A.U.S.E.® Spectacle Study
The goal of this clinical trial is to learn if spectacle lenses using Phase Alteration Utilising Sub Elements (P.A.U.S.E.®) technology works to slow down the rate of myopia progression in myopic children.
- Trial name
- NCT06577948
- Testing
- Single vision spectacle lens, P.A.U.S.E. spectacle lens 1, P.A.U.S.E. spectacle lens 2
- Where
- Vietnam
- Volunteers
- 205 people
- Sponsor
- nthalmic Pty Ltd
Refractive Errors
Bifocal Lenses In Nearsighted Kids
This study will evaluate the use of two different bifocal contact lens add powers to prevent further nearsighted progression in children ages 7 to 11 years old.
- Trial name
- BLINK (NCT02255474)
- Testing
- Biofinity Multifocal D +1.50 add, Biofinity Multifocal D +2.50 add, Biofinity
- Where
- 2 sites in United States
- Volunteers
- 294 people
- Sponsor
- Ohio State University
Myopia
Part-time Versus Full-time Spectacles for Myopia Control (ParMA Study)
The purpose is to assess the effect of part-time compared to full-time spectacle use in juvenile myopia control.
- Trial name
- NCT04854447
- Testing
- Single-Vision Spectacles
- Where
- Greece
- Volunteers
- 30 people
- Sponsor
- Aristotle University Of Thessaloniki
Child, Motor Activity
CHAMPS Eye Study - Myopia and Retinal Vascular Geometry in Relation to Physical Activity
An increasingly physical inactive lifestyle in the Western World has led to a higher number of lifestyle -related diseases. The consequences are now already present in childhood with an increased prevalence of overweight…
- Conditions
- Child, Motor Activity, Myopia
- Trial name
- NCT02346006
- Testing
- More physical activity.
- Volunteers
- 307 people, healthy volunteers welcome
- Sponsor
- Odense University Hospital
Myopia, Progressive
Clinical Study of Light Therapy to Control Myopia Progression in Children
Low-lever red light therapy (LLLT) has been used to control myopia progression in China for a few years besides amblyopia therapy for a few decades.
- Trial name
- NCT05761379
- Testing
- Photobiomodualtion Therapy, Single vision spectacles for correction myopia
- Where
- China
- Volunteers
- 83 people, healthy volunteers welcome
- Sponsor
- Beijing Airdoc Technology Co., Ltd.
Myopia
Effects of Low Concentration Atropine on Pupillary Size and Accommodative Amplitude
To assess the two-week ocular responses, especially on pupillary size and accommodative amplitude, of nightly application of 0.01% or 0.02% or 0.03% atropine eye drops in children with myopia who were randomized to use of three…
- Trial name
- NCT03699423
- Testing
- 0.01% atropine eye drops, 0.02% atropine eye drops, 0.03% atropine eye drops
- Where
- Vietnam
- Volunteers
- 58 people
- Sponsor
- Hai Yen Eye Care
Refractive Error, Myopia
Clinical Performance of a New Daily Disposable Contact Lens Worn in an Established Contact Lens Wearing Population
This study seeks to evaluate the clinical and subjective performance of a new daily disposable soft contact lens.
- Trial name
- NCT00708643
- Testing
- Habitual Silicone Hydrogel Contact Lens, narafilcon A
- Where
- Canada
- Volunteers
- 80 people
- Sponsor
- Johnson & Johnson Vision Care, Inc.
Myopia, Astigmatism
The EYERISING Study
The purpose of this clinical trial is to see if and how well Repeated Low-Level Red Light (RLRL) therapy works to control myopia over 12 months.
- Conditions
- Myopia, Astigmatism, Anisometropia
- Trial name
- NCT07909720
- Testing
- Repeated Low-Level Red Light (RLRL) therapy
- Where
- 2 sites in United States, Nepal
- Volunteers
- 333 people
- Sponsor
- University of Wisconsin, Madison
Myopia
Myopia Prevention With Reading Glasses
The last decades have seen a significant increase in myopia in children and young adults. Possible cause: increased near-work (school, computer, smartphone).
- Trial name
- SMART2 (NCT05030103)
- Testing
- Reading glasses, +2.0 diopters
- Where
- Liechtenstein
- Volunteers
- 1,500 people, healthy volunteers welcome
- Sponsor
- Reis Augenklinik AG
Myopia, Progressive
Myopia-control Efficacy by Peripheral Defocus Lens (PDL)
The proposed study below aims to assess the effect of customized Bestivue PDL lenses on retinal image quality and myopia control. A total of 160 subjected would be enrolled in and randomized to allcoate into four groups.
- Trial name
- NCT05373693
- Testing
- Single vision lens, +2D PDL, +3D PDL
- Where
- China
- Volunteers
- 160 people, healthy volunteers welcome
- Sponsor
- Tianjin Eye Hospital
Myopia, Astigmatism
Toric Orthokeratology - Slowing Eye Elongation
The aims of this study are to investigate the effects of ortho-k for astigmatic and myopic reduction and myopic control in children, and the long term effects on corneal curvatures and biomechanics.
- Trial name
- TO-SEE (NCT00978692)
- Testing
- Toric Orthokeratology lenses, Single-vision spectacles
- Where
- China
- Volunteers
- 80 people, healthy volunteers welcome
- Sponsor
- The Hong Kong Polytechnic University
Myopia
Myopia Control Using Bright Light Therapy, Myopic Defocus and Atropine
The purpose of the study is to investigate the effect of bright light therapy, myopic defocus, atropine and the combination in myopia control in schoolchildren.
- Trial name
- NCT04923841
- Testing
- High intensity light box for bright light therapy and single vision spectacle lenses, High intensity light box for bright light therapy and Defocus Incorporated Multiple Segments (DIMS) spectacle lenses, High intensity light box for bright light therapy and atropine 0.01% eye drop and and single vision spectacle lenses
- Where
- Hong Kong
- Volunteers
- 577 people, healthy volunteers welcome
- Sponsor
- The Hong Kong Polytechnic University
Myopia
MiSight 1 Day Post-Approval Study for Effectiveness and Visual Symptoms
The purpose of this post-approval study is to confirm the effectiveness of the MiSight 1 Day lens in clinical practices within the US and to assess the stability of the myopia reduction over one-year post-treatment.
- Trial name
- NCT05285553
- Testing
- MiSight 1 Day, Proclear 1 day
- Where
- 30 sites in United States
- Volunteers
- 900 people, healthy volunteers welcome
- Sponsor
- CooperVision, Inc.
Myopia
Pilot Study on the Adaptation and Tolerance of Essilor® Myopia-control Spectacle Lenses
This observational pilot study aims to evaluate the adaptation and tolerance of Essilor® Stellest® myopia-control spectacle lenses in children with progressive myopia.
- Trial name
- STELLAR (NCT07340931)
- Where
- France
- Volunteers
- 50 people
- Sponsor
- Nantes University Hospital
Myopia
Myopia Control Effect of DIMS Spectacle Lenses in Czech Children and Young Adults
The aim of this clinical study is to compare the efficacy of DIMS technology spectacle lenses with conventional single vision spectacle lenses at slowing the progression of myopia in the category of children and young adults…
- Trial name
- NCT05943912
- Testing
- Single Vision Spectacle Lens, Defocus Incorporated Multiple Segments (DIMS) Spectacle Lens
- Where
- Czechia
- Volunteers
- 80 people
- Sponsor
- Czech Technical University in Prague
Myopia
Zhaoqing Myopia Study
Myopia is a common cause of vision loss, being particularly prevalent in children in East and Southeast Asia. The investigators will assess prevalence and incidence of myopia, identify digital biomarkers associated with myopia…
- Trial name
- NCT04219228
- Testing
- Ophthalmic examinations, Wearable devices
- Where
- 2 sites in China
- Volunteers
- 4,000 people, healthy volunteers welcome
- Sponsor
- Sun Yat-sen University
Myopia
Refractive Error in Chinese Students
This cohort study aimed to assess the change of refractive status in Chinese school children.
- Trial name
- NCT05119543
- Testing
- outdoor time
- Where
- China
- Volunteers
- 36,452 people, healthy volunteers welcome
- Sponsor
- Tianjin Eye Hospital
Myopia, Astigmatism
An Outcomes Study Comparing the Intralase FS 60 to the Intralase iFS When Performing LASIK Surgery for Nearsightedness
The purpose of the study is to compare the results of LASIK surgery when using two versions of a femtosecond laser in patients with nearsightedness with and without astigmatism.
- Trial name
- NCT01365728
- Testing
- LASIK with the iFS femtosecond laser
- Where
- United States
- Volunteers
- 61 people, healthy volunteers welcome
- Sponsor
- Stanford University
Myopia, Hyperopia
Bilateral Dispensing Study of Fanfilcon A Toric Versus Enfilcon A Toric Lenses
Bilateral dispensing clinical trial of fanfilcon A toric lens verses enfilcon A toric lens over two weeks.
- Conditions
- Myopia, Hyperopia, Astigmatism
- Trial name
- NCT02423109
- Testing
- fanfilcon A, enfilcon A
- Where
- 2 sites in United States, Canada
- Volunteers
- 44 people
- Sponsor
- CooperVision, Inc.
Myopia
Myoslow Lens Study to Control Myopia in Children
A Prospective, randomized, controlled double masked trial to assess the performance of Myoslow lens in slowing myopia progression in children.
- Trial name
- NCT06553404
- Testing
- Myoslow, Single Vision
- Where
- Israel
- Volunteers
- 125 people
- Sponsor
- Crystal Optic