New glasses could slow Kids' worsening eyesight
NCT ID NCT07008001
First seen Jun 26, 2026 · Last updated Jun 27, 2026 · Updated 1 time
Summary
This study tests special spectacle lenses designed to slow the progression of nearsightedness (myopia) in Chinese children. About 175 children who completed a prior study will wear the lenses for 12 months. Researchers will measure changes in eye length to see if the lenses help control myopia.
What this could mean
Our plain-language read of the trial. This is informational only, not medical advice or a prediction.
- Active substance
- Diffusion Optics Technology (DOT) spectacle lenses
- What this could lead to
- If successful, these lenses could offer a simple, non-invasive way to slow worsening nearsightedness in children, reducing the need for stronger prescriptions.
- What could go wrong
- This is an extension study with a moderate number of participants. The lenses may not slow myopia significantly for all children, and long-term effects beyond 12 months are not yet known.
This is an AI summary of the original study and may miss details. Read our disclaimer.
Study facts
What this study's own registry entry says, in plain language.
- Phase
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Not a phased trial
Phase numbers describe drug development. The registry uses this when they do not apply, as it does for trials of devices, procedures or behaviour changes, and for observational studies.
- Participants
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About 175 people
The number the study aims to enrol. It can still change while the study runs.
- Started
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Aug 2025
- Expected to finish
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Dec 2026
An estimate. End dates often move.
- Lead sponsor
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A company
The lead sponsor is a pharmaceutical, biotech, or medical-device company.
Who can take part
This study's own entry requirements. Only the study team can say for certain whether you qualify.
- Ages
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8 to 16 years
- Sex
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Anyone
- Healthy volunteers
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Accepted
You do not need to have the condition being studied to take part.
Show the full entry requirements Hide the full entry requirements
Copied word for word from the study's registry entry, so the wording is the study team's rather than ours.
Inclusion Criteria: 1. Previously a successfully completed participant in the CATHAY study (NCT05562622) 2. Agree to wear the assigned spectacles constantly except for sleeping, swimming, or other activities in which spectacle wear would be dangerous or otherwise not possible (minimum of 10 hours per day) 3. Willingness to participate in the trial for 12 months without contact lens wear or any other myopia management intervention 4. The subject's parent(s) or legal guardian(s) must read, understand and sign the Statement of Informed Consent and receive a fully executed copy of the form Exclusion Criteria: 1\. Known allergy to proparacaine, tetracaine, or tropicamide or cyclopentolate
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Conditions
The condition(s) this trial relates to.
As listed by the trial registrant
The condition terms exactly as the trial's registrant entered them.
How to take part
Only the study team decides who joins. These are the ways to reach them.
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The places running it
5 sites. The list below names each one and where it is.
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The official record
ClinicalTrials.gov lists the study team's own contact details, including names and phone numbers. We don't republish those.
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A doctor treating you
A doctor who knows your case can contact a study site on your behalf, and can tell you whether this study is worth pursuing at all.
Contacts and locations
Locations
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Aier Eye Hospital
RECRUITINGChangsha, China
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Fudan University EENT
RECRUITINGShanghai, China
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Tianjin Eye Hospital
RECRUITINGTianjin, China
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West China Hospital
RECRUITINGChengdu, China
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Zhongshan Ophthalmic Center
NOT_YET_RECRUITINGGuangzhou, China
More trials for these conditions
Other studies related to the condition(s) this trial covers.
- Two lens designs go Head-to-Head for aging eyes
- Can AI protect Kids' eyesight where eye doctors are scarce?
- Two toric lenses go head to head in vision test
- Eye scans as a window to the body: study probes retinal imaging across diseases
- Lens showdown: which contact lens wins in dim light?
- Myopia glasses may keep working even after kids take them off