Can glasses that slow nearsightedness also reshape a Child's astigmatism?
NCT ID NCT07810725
First seen Sep 09, 2026 · Last updated Sep 16, 2026 · Updated 3 times
Summary
Researchers are studying whether spectacle lenses designed to slow myopia progression affect astigmatism in children aged 6 to 13 who have both myopia and astigmatism. All participants wear the study lenses daily for one year and visit the Essilor R&D Centre for follow-up eye measurements. The trial tracks changes in astigmatism, corneal curvature, eye length, and quality of life to see how the eye responds to the lenses over time.
What this could mean
Our plain-language read of the trial. This is informational only, not medical advice or a prediction.
- Active substance
- lenslet-based myopia control spectacle lens
- What this could lead to
- If the lenses slow myopia without worsening astigmatism, eye doctors could prescribe them with more confidence for children who have both conditions.
- What could go wrong
- The trial is small and single-arm, so it cannot prove the lenses cause any change. Astigmatism often shifts naturally as children grow, which makes the results hard to interpret.
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 15 people
The number the study aims to enrol. It can still change while the study runs.
- Expected to start
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Sep 2026
An estimate. Start dates often move.
- Expected to finish
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Mar 2028
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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6 to 13 years
- Sex
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Anyone
- Healthy volunteers
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Not accepted
This study is not open to healthy volunteers. The entry requirements below say who it is open to.
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Copied word for word from the study's registry entry, so the wording is the study team's rather than ours.
Inclusion Criteria: * Volunteer participant * Informed consent of parent or guardian and assent of participant * Age equal to or greater than 6 years and less than 13 years (before 13th birthday) at the time of consent. * Refractive error (manifest refraction): * With the rule astigmatism (defined as vertical meridian has steeper curvature, Astigmatism prescribing axis in between: 0 to 34° and 146 to 180°) * Astigmatism should be more than or equal to 1.50D * Least myopic meridian equal or less than -0.50D * Most myopic meridian equal or greater than -5.50D. * Anisometropia should be less than or equal to 1.00D * Best corrected visual acuity: Better than 0.2 logMAR in each eye * Willingness and ability to: * participate in trial for at least 12 months. * attend scheduled visits. * not to be involved in other myopia control treatments concurrently. * No history of any myopia control interventions (i.e., myopia control spectacle lenses, myopia control contact lenses, orthokeratology lenses or atropine, etc.) Exclusion Criteria: * History or presence of: * An ocular disease * Strabismus * Amblyopia
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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 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.
More trials for these conditions
Other studies related to the condition(s) this trial covers.
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- Lens showdown: which contact lens wins in dim light?
- Myopia glasses may keep working even after kids take them off