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Clinical trial to evaluate effect of spectacle lens that reduces myopia progression

Clinical trial to evaluate effect of spectacle lens that reduces myopia progression - Clinical trial of the spectacle lens that reduces myopia progression

Status
Active, not recruiting
Phases
Unknown
Study type
Interventional
Source
JPRN
Registry ID
JPRN-UMIN000005054
Enrollment
210
Registered
2011-02-08
Start date
2011-02-01
Completion date
Unknown
Last updated
2026-06-29

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Myopia

Interventions

Wearing eyeglasses that reduces myopic progression Wearing normal eyeglasses

Sponsors

Department of applied visual science, Osaka university graduate school of medicine
Lead Sponsor
Asahikawa Medical University Hospital Keio University Hospital University of Tsukuba Hospital Okayama University Hospital University Hospital, Kyoto Prefectural University of Medicine
Collaborator

Eligibility

Sex/Gender
All

Inclusion criteria

Inclusion criteria: Mild myopia (from -1.5 to -4.5 diopters) and minimal astigmatism (< 1.5 diopter). Those who don't have any eye disease except refractive error. Those whose father or mother have myopia.

Exclusion criteria

Exclusion criteria: corrected visual acuity is less than 1.0. Those who have strabismus. Those who wore bifocal glasses or progressive lens in the past year. Those who wore orthokeratology lens in the past. Those who participate in other similar trials.

Design outcomes

Primary

MeasureTime frame
Myopic progression in 2 years after the trial start—

Countries

Japan

Contacts

Public ContactHiroyuki Kanda

Osaka university graduate school of medicine Department of applied visual science

kanda@sensory.med.osaka-u.ac.jp06-6879-3941

Outcome results

None listed

Source: JPRN (via WHO ICTRP) · Data processed: Jul 3, 2026