Clinical trials for evaluation of suppressive effect against myopia progression using the outdoor environment light and outdoor environment eyeglasses by their own expense

Clinical trials for evaluation of suppressive effect against myopia progression using the outdoor environment light and outdoor environment eyeglasses by their own expense - Clinical trials for the outdoor environment light and the outdoor environment eyeglasses

Status

Active, not recruiting

Phases

Unknown

Study type

Interventional

Source

JPRN

Registry ID

JPRN-UMIN000021897

Enrollment

Registered

2016-04-18

Start date

2016-04-18

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 the outdoor environment eyeglasses and using the outdoor environment light for two hours/day during two years

Eligibility

Sex/Gender

All

Inclusion criteria

Inclusion criteria: Those who are in trouble with myopia. Those who can wear only the outdoor environment eyeglasses. Those who can use the outdoor environment light in accordance with the instructions of the doctor. Those who can follow the examination schedule. Those who can follow the direction of the doctor.

Exclusion criteria

Exclusion criteria: Those who are allergic to cycloplegic agent. Those who have narrow angle eye. Those who have any eye diseases and any systemic diseases. Those who have oral psoralen.

Design outcomes

Primary

Measure	Time frame
axial length	—

Secondary

Measure	Time frame
cycloplegic refraction	—

Countries

Japan

Contacts

Public ContactHidemasa Torii

Minami Aoyama Eye Clinic Ophthalmology

hidemasatorii@yahoo.co.jp03-5772-1451

Outcome results

None listed

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