Improvement of Accommodation With Anti-Oxidant Supplementation in Visual Display Terminal Users

Status

Completed

Phases

Study type

Interventional

Source

ClinicalTrials.gov

Registry ID

NCT00877201

Enrollment

Unknown

Registered

2009-04-07

Start date

2007-03-31

Completion date

Unknown

Last updated

2009-04-08

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

Conditions

Ocular Accommodation

Keywords

Accommodation, visual display terminal (VDT), antioxidant

Brief summary

The purpose of this study is to determine the antioxidant supplementation effect on accommodation among visual display terminal (VDT) users.

Interventions

DRUGCDR2

Study design

Allocation

RANDOMIZED

Intervention model

PARALLEL

Primary purpose

SUPPORTIVE_CARE

Masking

DOUBLE (Subject, Investigator)

Eligibility

Sex/Gender

ALL

Age

40 Years to 49 Years

Healthy volunteers

Yes

Inclusion criteria

* best corrected visual acuity is over 20/20

Exclusion criteria

* receiving any medication or supplement that would alter the accommodation status within a week from the commencement of this study * using multifocal spectacles or contact lenses * pregnant or lactating mothers * subjects with a history of drug allergy

Design outcomes

Primary

Measure	Time frame
accommodation changes	—

Countries

Japan

Outcome results

None listed

Source: ClinicalTrials.gov · Data processed: Mar 26, 2026