Assessment of the effect of accommodation exercise to improve presbyopia symptoms

Assessment of the effect of accommodation exercise to improve presbyopia symptoms - Assessment of the effect of accommodation exercise

Status

Active, not recruiting

Phases

Unknown

Study type

Interventional

Source

JPRN

Registry ID

JPRN-UMIN000023561

Enrollment

Registered

2016-08-10

Start date

2017-04-01

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

presbyopia

Interventions

Instruct subjects to do accommodation exercise of 40 seconds 4 times a day for 2 months

Eligibility

Sex/Gender

All

Inclusion criteria

Inclusion criteria: Having presbyopia symptoms Binocular visual acuity under daily correction (glasses or CLs) of 1.0 or more No ocular or systematic diseases other than refractive errors which may affect the visual acuity Having experience of soft CLs

Exclusion criteria

Exclusion criteria: Past ocular operation Using multifocal CLs daily Myopia >= -6D or hypertropia >= +2D

Design outcomes

Primary

Measure	Time frame
accommodation amplitude contrast sensitivity	—

Secondary

Measure	Time frame
presbyopia symptoms pupil diameter visual acuity refractive error eye morphology	—

Countries

Japan

Contacts

Public ContactYukari Tsuneyoshi

Keio University School of Medicine Department of ophthalmology

rougankenkyuu@gmail.com0353633821

Outcome results

None listed

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