Clinical trials: Refractive Error - Myopia
Myopia
Delaying the Onset of Nearsightedness Until Treatment (DONUT) Clinical Trial
The aims of this clinical trial will test whether or not the onset of nearsightedness is delayed in a group of children randomized to nightly drops in 0.05% atropine in both eyes, in comparison to children who receiving nightly…
- Trial name
- DONUT (NCT07567040)
- Testing
- Atropine Sulfate 0.05% Oph Soln
- Where
- 13 sites in United States
- Volunteers
- 664 people, healthy volunteers welcome
- Sponsor
- Ohio State University
Myopia
Myopia Control Using Soft Bifocal Lenses
The purpose of this study is to evaluate whether bifocal soft contact lenses (CLs) with low addition and nasally decentered optical zone are effective in controlling myopic progression in children.
- Trial name
- NCT02643758
- Testing
- Bifocal soft contact lenses
- Where
- Hong Kong
- Volunteers
- 97 people, healthy volunteers welcome
- Sponsor
- The Hong Kong Polytechnic University
Myopia
Controlling Myopia Progression With Soft Contact Lenses (Contact Lens Control)
This study is to investigate whether novel soft contact lens optical designs can slow myopia progression
- Trial name
- NCT01829191
- Testing
- Soft Contact Test Lens A, Soft Contact Test Lens C
- Where
- United States
- Volunteers
- 174 people, healthy volunteers welcome
- Sponsor
- Johnson & Johnson Vision Care, Inc.
Refractive Assessment, Refractive Disorders
Algorithm-assisted Subjective Refraction Program Dedicated to Children
Current refraction assessment in children is dependent on the Eye Care Specialist and lacks standardization. Essilor has developed new algorithm assisted subjective refraction software dedicated to children of 6-12 years old and…
- Conditions
- Refractive Assessment, Refractive Disorders, Hyperopia and Myopia, Astigmatism
- Trial name
- NCT07046065
- Testing
- Non-cycloplegic Objective refraction, Non-cycloplegic conventional subjective refraction, Non-cycloplegic subjective refraction (Kids refraction software vA with Vision-R™)
- Where
- Portugal
- Volunteers
- 166 people, healthy volunteers welcome
- Sponsor
- Essilor International
Myopia, Progressive, Children, Only
Myopia Control With Orthokeratology Contact Lenses in Spain
The purpose of this prospective study is to assess the efficacy, safety and patient-reported outcomes of the Menicon Z Night orthokeratolgy contact lens for reducing myopia progression in children.
- Conditions
- Myopia, Progressive, Children, Only, Contact Lens Complication, Perception, Self
- Trial name
- MCOS (NCT04806763)
- Testing
- Menicon Z Night, Control
- Volunteers
- 69 people, healthy volunteers welcome
- Sponsor
- Menicon Co., Ltd.
Myopia, Mental Health
A Study of the Impact of Digital Intervention on Parents/primary Caregivers' Myopia Prevention and Control Health Literacy on Preschoolers' Myopia and Physical and Mental Health
The study is a Randomized controlled trial based on digital interventions, involving pre-school children and their parents or major caregivers.
- Conditions
- Myopia, Mental Health, Obesity
- Trial name
- NCT06620250
- Testing
- Digital Prevention and control of myopia
- Volunteers
- 882 people, healthy volunteers welcome
- Sponsor
- Fangbiao Tao
Myopia
Examination of Myopia Progression and Soft Bifocal Contact Lens Myopia Control
This project intends to provide important, previously unmet answers regarding biological associations with myopia (nearsightedness) progression in order to improve the ability to predict patients who are most likely to benefit…
- Trial name
- BLINK2 (NCT04080128)
- Testing
- Contact lenses
- Where
- 2 sites in United States
- Volunteers
- 248 people, healthy volunteers welcome
- Sponsor
- Ohio State University
Juvenile Myopia, Myopia
Assessment of DOT Spectacles in Chinese Children Extension
This is a randomized, controlled, open-label, evaluator-blinded, multicenter, clinical trial of 12-months duration to evaluate the continued safety and efficacy of Diffusion Optics Technology (DOT) spectacle lenses in reducing…
- Trial name
- CATHAY Ext (NCT07008001)
- Testing
- Novel spectacle lens design
- Where
- 5 sites in China
- Volunteers
- 175 people, healthy volunteers welcome
- Sponsor
- SightGlass Vision, Inc.
Myopia
Visual Performance of Highly Aspherical Lenslet Spectacles in Children (Ancillary to WS10246)
To evaluate the visual performance of (high and low contrast distance visual acuity, reading speed, near visual acuity, and near contrast sensitivity) of HAL spectacle lenses (habitual correction) in comparison with single vision…
- Trial name
- FIN-3102 (NCT07668102)
- Testing
- HAL spectacle lens, Single Vision spectacle lens
- Where
- 7 sites in United States
- Volunteers
- 88 people
- Sponsor
- Essilor International
Myopia
Controlling Myopia Progression With Soft Contact Lenses
This study is to investigate whether novel soft contact lens optical designs can slow myopia progression.
- Trial name
- NCT00762970
- Testing
- Test Lens 1, Test Lens 2, Control Lens
- Where
- China
- Volunteers
- 150 people
- Sponsor
- Johnson & Johnson Vision Care, Inc.
Myopia, Progressive
To Evaluate the Efficacy and Safety of an Defocus Lens in Slowing the Progression of Myopia
To confirm the efficacy of DIMS lenses in controlling myopia progression, we planned a prospective, single-centre, randomised, double-blind, controlled, non-inferiority clinical study.
- Trial name
- NCT06405711
- Testing
- frame lens
- Where
- China
- Volunteers
- 138 people, healthy volunteers welcome
- Sponsor
- Tianjin Eye Hospital
Teenagers, Myopia
Visual and Postural Behavior in Myopic and Non-Myopic Teenagers
The goal of this observational study is to learn whether different types of eyeglasses prescription and different types of lenses change how close teenagers hold objects when looking at them up close.
- Trial name
- CALYPSO (NCT07440134)
- Testing
- Ophtalmic measurements, Visuo-postual measurements
- Where
- France
- Volunteers
- 100 people, healthy volunteers welcome
- Sponsor
- Essilor International
Myopia
Post-market Follow Up Study on Paragon CRT® 100 (Paflufocon D)
The main objective of this post market clinical study is to evaluate the effectiveness and safety of the Paragon CRT®100 Contact Lens.
- Trial name
- NCT04187599
- Testing
- Paragon CRT®100 Contact Lens
- Where
- 4 sites in China
- Volunteers
- 250 people, healthy volunteers welcome
- Sponsor
- CooperVision International Limited (CVIL)
Myopia, Anisometropia
Assessing the Magnitude of Anisometropia in Patients Wearing Misight 1 Day Contact Lens
The effectiveness of Misight 1 Day Contact Lens in retarding anisometropic progression has not been investigated before. This study is aimed to elucidate the efficacy of Misight 1 Day Contact Lens for anisometropia control.
- Trial name
- NCT06744478
- Testing
- Misight 1 Day Contact Lens
- Where
- Taiwan
- Volunteers
- 50 people
- Sponsor
- Buddhist Tzu Chi General Hospital
Refractive Error
Perfecting Refraction in India With Superior Service Models
Some programs do the screening, refraction testing and provision of spectacles to children entirely in the school setting ("School Model").
- Trial name
- PRISSM (NCT03983278)
- Testing
- School Model, Referral Model, Referral Model + Cost Recovery
- Where
- 3 sites in India
- Volunteers
- 162 people
- Sponsor
- Sun Yat-sen University
Myopia, Myopia Progression
The A.R.R.E.S.T.® Spectacle Film Study
The goal of this clinical trial is to learn if spectacle films using Active Reconfiguration in Retinal Encoding of Spatio-Temporal (A.R.R.E.S.T.®) signal technology works to slow down the rate of myopia progression in myopic…
- Trial name
- NCT06692699
- Testing
- Single vision spectacle lens, A.R.R.E.S.T. spectacle film
- Where
- Vietnam
- Volunteers
- 123 people
- Sponsor
- nthalmic Pty Ltd
Eye--Refractive Errors
Effect of Using Myopia Prediction Algorithm
In this study, the investigators aim to perform a prospective, randomized controlled study to compare the myopia development between children using myopia prediction algorithm and children without using myopia prediction…
- Trial name
- NCT04005014
- Testing
- Myopia prediction algorithm
- Volunteers
- 1,680 people, healthy volunteers welcome
- Sponsor
- Sun Yat-sen University
Myopia
Pilot Study of Neurovision to Improve Vision and Slow Myopia Progression in Children With Myopia
This is a pilot study to assess the effectiveness of Neurovision treatment in the improvement of vision in children being under-corrected and to assess the effectiveness of Neurovision treatment in slowing down myopia progression…
- Trial name
- NCT00348218
- Testing
- NeuroVision
- Where
- Singapore
- Volunteers
- 30 people
- Sponsor
- Singapore National Eye Centre
Astigmatism, Myopia
Short-term Study of Two Soft Contact Lenses in Wearers With Low Astigmatism
The primary objective of the study is to evaluate and compare the performance of two soft contact lens.
- Conditions
- Astigmatism, Myopia, Hyperopia
- Trial name
- NCT06873048
- Testing
- Control Contact Lens (stenfilcon A Sphere), Test Contact Lens (stenfilcon A Toric)
- Where
- Canada
- Volunteers
- 32 people
- Sponsor
- CooperVision International Limited (CVIL)
Myopia
Effect of Plum-blossom Needle vs. Tropicamide Eye Drops on Juvenile Myopia
The purpose of this study is to determine whether plum-blossom needle is effective in the treatment of juvenile myopia and compare the efficacy with Tropicamide Eye Drops.
- Trial name
- NCT03097198
- Testing
- Plum-blossom Needle, Tropicamide Eye Drops
- Where
- China
- Volunteers
- 98 people
- Sponsor
- Wenzhou Medical University