The Effect of Tear Supplements on Contact Lens Comfort

November 2, 2016 updated by: University of the Incarnate Word
The primary goal of this investigation is to determine if lipid based artificial tear supplementation has an impact on contact lens discomfort (CLD).

Study Overview

Detailed Description

Contact lens discomfort (CLD) is the most common cause of discontinuing contact lens wear. Despite years of research and innovations in technology, CLD remains highly prevalent, and thus it is a major concern for patients and practitioners. Studies suggest that meibomian gland dysfunction (MGD) is a cause of CLD. Several lipid-based artificial tears have recently been designed to address dry eye associated with MGD. In this study, the investigators examine if the benefits of lipid based artificial tears extend to improving contact lens comfort. Studies have demonstrated some usefulness of non-lipid based tear supplements in the management of contact lens discomfort. However, the relief was moderate and short-term. To date, no study has examined the impact of lipid based artificial tears on contact lens discomfort. In this study, the investigators will address this gap in knowledge.

Study Type

Interventional

Enrollment (Actual)

30

Phase

  • Not Applicable

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

21 years and older (Adult, Older Adult)

Accepts Healthy Volunteers

No

Genders Eligible for Study

All

Description

Inclusion Criteria:

  • Patients complaining of contact lens associated discomfort

Exclusion Criteria:

  • Patients who do not have contact lens discomfort; patients who have active inflammation or infection of the anterior segment of the eyes.

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: Treatment
  • Allocation: Randomized
  • Interventional Model: Parallel Assignment
  • Masking: Single

Arms and Interventions

Participant Group / Arm
Intervention / Treatment
Active Comparator: Lipid based artificial tears
Patients use lipid based artificial tears
Propylene Glycol 0.6% Over the counter lipid based artificial tears.
Active Comparator: Non-lipid based artificial tears
patients use non-lipid based artificial tears
Hydroxypropyl methycellulose over the counter non-lipid based artificial tears
Placebo Comparator: Saline
patients use saline
Saline - no brand name

What is the study measuring?

Primary Outcome Measures

Outcome Measure
Measure Description
Time Frame
Contact Lens Discomfort Questionnaire
Time Frame: 1 months
CLDEQ Questionnaire will be used to quantify contact lens discomfort
1 months

Secondary Outcome Measures

Outcome Measure
Measure Description
Time Frame
Fluorescein tear break-up time
Time Frame: 1 month
Fluorescein will be instilled in the conjunctival sac to assess tear break-up time
1 month

Collaborators and Investigators

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

Investigators

  • Principal Investigator: Srihari Narayanan, OD, PhD, University of the Incarnate Word

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

July 1, 2014

Primary Completion (Actual)

July 1, 2015

Study Completion (Actual)

July 1, 2015

Study Registration Dates

First Submitted

November 1, 2016

First Submitted That Met QC Criteria

November 2, 2016

First Posted (Estimate)

November 4, 2016

Study Record Updates

Last Update Posted (Estimate)

November 4, 2016

Last Update Submitted That Met QC Criteria

November 2, 2016

Last Verified

November 1, 2016

More Information

Terms related to this study

Plan for Individual participant data (IPD)

Plan to Share Individual Participant Data (IPD)?

NO

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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