Evaluation of Contact Lenses and Myopia.
Myopia Prevention Study in Chinese Population With Dual Focus Myopia Control Lenses.
1 other identifier
interventional
110
1 country
1
Brief Summary
This study will evaluate the effect of dual focus contact lenses on Myopia prevention.
Trial Health
Trial Health Score
Automated assessment based on enrollment pace, timeline, and geographic reach
participants targeted
Target at P50-P75 for not_applicable
Started Jun 2026
Typical duration for not_applicable
1 active site
Health score is calculated from publicly available data and should be used for screening purposes only.
Trial Relationships
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Study Timeline
Key milestones and dates
First Submitted
Initial submission to the registry
April 29, 2026
CompletedFirst Posted
Study publicly available on registry
May 5, 2026
CompletedStudy Start
First participant enrolled
June 6, 2026
CompletedPrimary Completion
Last participant's last visit for primary outcome
May 1, 2029
ExpectedStudy Completion
Last participant's last visit for all outcomes
May 1, 2029
July 16, 2026
May 1, 2026
2.9 years
April 29, 2026
July 15, 2026
Conditions
Outcome Measures
Primary Outcomes (1)
Myopia onset (cycloplegic SER ≤ -0.50D) in either or both eyes at 2 years.
Through study completion, 2 years.
Study Arms (1)
Test Lens
EXPERIMENTALInterventions
Eligibility Criteria
You may qualify if:
- Male and female children aged between 8-10 years inclusive.
- Cycloplegic SER from -0.25 (non-inclusive) to +0.75 D (inclusive) in both eyes.
- Astigmatism ≤ -1.00D in both eyes.
- Un-corrected visual acuity (UCVA) ≤ 0.1 LogMAR.
- As applicable (dependent on local requirements), the subject and parent/legal guardian will have read the Informed Assent/Consent, been given an explanation of the study, indicated an understanding and signed the forms.
- Along with their parent or guardian, be capable of comprehending the nature of the study, and be willing and able to adhere to the instructions set forth in this protocol.
- Along with their parent or guardian, agree to maintain the visit schedule and be able to keep all appointments as specified in the study protocol for the duration of the study.
- Agree and able to wear the assigned contact lenses successfully for a minimum of 10 hours per day, at least 6 days per week, for the duration of the study and to inform the study investigator if this schedule is interrupted. (Wearing time may be modified by the study staff for health reasons.)
- Be in good general health, based on his/her and parent's/guardian's knowledge.
- Any history of myopia control interventions with in 1 month must complete a 4-weeks of washout period.
You may not qualify if:
- History of myopia control intervention (e.g., atropine, orthokeratology, soft myopia control contact lenses, red light therapy, etc. over more than 1 month)
- Currently wears rigid gas permeable contact lenses, including orthokeratology lenses.
- Current use of systemic or ocular or medications which may affect contact lens wear, tear film production, pupil size, accommodation or refractive state.
- Ocular or systemic disease that contraindicates contact lens wear.
- Active allergic conjunctivitis.
- Any ocular, systemic or neuro-developmental conditions that could influence refractive development.
- Keratoconus or an irregular cornea.
- History of clinically significant binocular vision abnormality or strabismus.
- Any active anterior segment finding that would contraindicate contact lens wear.
- The investigator for any reason considers that it is not in the best interest of the subject to participate in the study.
Contact the study team to confirm eligibility.
Sponsors & Collaborators
Study Sites (1)
Shanghai Eye Disease Prevention and Treatment Center
Shanghai, 200030, China
Study Officials
- PRINCIPAL INVESTIGATOR
Xiangui He, PhD
Shanghai Eye Disease Prevention and Treatment Center
- PRINCIPAL INVESTIGATOR
Mengjun Zhu
Shanghai Eye Disease Prevention and Treatment Center
Central Study Contacts
Study Design
- Study Type
- interventional
- Phase
- not applicable
- Allocation
- NA
- Masking
- NONE
- Purpose
- PREVENTION
- Intervention Model
- SINGLE GROUP
- Sponsor Type
- INDUSTRY
- Responsible Party
- SPONSOR
Study Record Dates
First Submitted
April 29, 2026
First Posted
May 5, 2026
Study Start
June 6, 2026
Primary Completion (Estimated)
May 1, 2029
Study Completion (Estimated)
May 1, 2029
Last Updated
July 16, 2026
Record last verified: 2026-05
Data Sharing
- IPD Sharing
- Will not share