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

April 7, 2009 updated by: Ryogoku Eye Clinic
The purpose of this study is to determine the antioxidant supplementation effect on accommodation among visual display terminal (VDT) users.

Study Overview

Status

Completed

Conditions

Intervention / Treatment

Study Type

Interventional

Phase

  • Not Applicable

Contacts and Locations

This section provides the contact details for those conducting the study, and information on where this study is being conducted.

Study Locations

  • Japan
      • Tokyo, Japan, 102-0072
        • Iidabashi Eye Clinic

Participation Criteria

Researchers look for people who fit a certain description, called eligibility criteria. Some examples of these criteria are a person's general health condition or prior treatments.

Eligibility Criteria

Ages Eligible for Study

40 years to 49 years (Adult)

Accepts Healthy Volunteers

Yes

Genders Eligible for Study

All

Description

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

Study Plan

This section provides details of the study plan, including how the study is designed and what the study is measuring.

How is the study designed?

Design Details

  • Primary Purpose: Supportive Care
  • Allocation: Randomized
  • Interventional Model: Parallel Assignment
  • Masking: Double

What is the study measuring?

Primary Outcome Measures

Outcome Measure
accommodation changes

Collaborators and Investigators

This is where you will find people and organizations involved with this study.

Sponsor

Ryogoku Eye Clinic

Publications and helpful links

The person responsible for entering information about the study voluntarily provides these publications. These may be about anything related to the study.

General Publications

Study record dates

These dates track the progress of study record and summary results submissions to ClinicalTrials.gov. Study records and reported results are reviewed by the National Library of Medicine (NLM) to make sure they meet specific quality control standards before being posted on the public website.

Study Major Dates

Study Start

March 1, 2007

Study Registration Dates

First Submitted

April 6, 2009

First Submitted That Met QC Criteria

April 6, 2009

First Posted (Estimate)

April 7, 2009

Study Record Updates

Last Update Posted (Estimate)

April 8, 2009

Last Update Submitted That Met QC Criteria

April 7, 2009

Last Verified

April 1, 2009

More Information

Terms related to this study

Keywords

Other Study ID Numbers

  • Ryogoku6886

This information was retrieved directly from the website clinicaltrials.gov without any changes. If you have any requests to change, remove or update your study details, please contact register@clinicaltrials.gov. As soon as a change is implemented on clinicaltrials.gov, this will be updated automatically on our website as well.

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