Actively Recruiting
Efficacy of a Novel Myopia Defocus Spectacle Lens in School-Aged Children
Led by The Hong Kong Polytechnic University · Updated on 2026-04-20
40
Participants Needed
1
Research Sites
46 weeks
Total Duration
On this page
Sponsors
T
The Hong Kong Polytechnic University
Lead Sponsor
B
Bausch & Lomb Incorporated
Collaborating Sponsor
AI-Summary
What this Trial Is About
This study aims to evaluate the short-term efficacy and safety of a novel, proprietary spectacle lens. Forty myopic participants, aged 6 to 15 years, will be prescribed with the study spectacles for a period of six months. All subjects will be required to attend five scheduled visits. Change in subfoveal choroidal thickness (SfChT), axial length and refraction will be determined.
CONDITIONS
Official Title
Efficacy of a Novel Myopia Defocus Spectacle Lens in School-Aged Children
Who Can Participate
Eligibility Criteria
You may qualify if you...
- Age 6 to 15 years (Chinese), inclusive
- Cycloplegic SER between -0.75 D and -6.00 D in both eyes
- Astigmatism 64 2.00 D in both eyes
- Anisometropia 64 1.50 D
- BCVA of 0.04 logMAR or better in each eye
You will not qualify if you...
- Previous or current use of any myopia control intervention within 6 months
- Presence of any ocular pathology, amblyopia, colour vision deficiency or strabismus that could affect refractive development or visual function
- History of ocular surgery or significant ocular trauma
- Known systemic diseases or use of medications that could affect vision or ocular growth
AI-Screening
AI-Powered Screening
Complete this quick 3-step screening to check your eligibility
Trial Site Locations
Total: 1 location
1
School of Optometry, The Hong Kong Polytechnic University
Hong Kong, Hong Kong
Actively Recruiting
How is the study designed?
Study Type
INTERVENTIONAL
Masking
NONE
Allocation
NA
Model
SINGLE_GROUP
Primary Purpose
TREATMENT
Number of Arms
1
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