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OpenTrials
Completed

NCT Number: NCT00531375

The Effect of Silicone Hydrogel Contact Lenses on Conjunctival Flora

The primary purpose of this study is to investigate the effect of silicone hydrogel contact lenses on conjunctival flora over a period of 6 months of daily wear. A secondary aim is to compare the levels of microbial contamination of silicone hydrogel lenses after daily wear.

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Key information

Conditions

Myopia Eye Diseases Refractive Errors

Age range

18 year–45 year

Sex eligibility

All sexes

Study type

Interventional

Phase

Not applicable

Primary location

Clinical Vision Research Australia

Melbourne, Victoria, 3053, Australia

Who can participate

Healthy volunteers accepted: Yes

Only the study team can determine whether someone qualifies for participation.

Inclusion criteria

  • Is correctable to at least 6/9 distance visual acuity in each eye with spherical contact lenses.
  • Is a current full time soft contact lens wearer.
  • Has no clinically significant anterior eye findings.
  • Has no other active ocular disease

Exclusion criteria

  • Has any systemic disease that might interfere with contact lens wear
  • Is using any systemic or topical medications that will affect ocular health.
  • Has any pre-existing ocular irritation that would preclude contact lens fitting.
  • Has any ocular pathology or severe insufficiency of lacrimal secretion (dry eyes) that would affect the wearing of contact lenses.
  • Has undergone corneal refractive surgery.
  • Is pregnant, lactating or planning a pregnancy.
  • Is participating in a concurrent clinical trial.
  • Has a latex sensitivity.

Treatment and study plan

silicone hydrogel contact lens

Device

Sponsors and collaborators

Lead sponsor

University of Melbourne

Other

Collaborators

  • Clinical Vision Research Australia
  • Johnson & Johnson Vision Care, Inc.

Registry information

Important dates

Study start
2007
Primary completion
2008
Study completion
2008
First posted
Sep 18, 2007
Registry last updated
Nov 19, 2008

OpenTrials presents study information sourced from ClinicalTrials.gov. The official registry record should be consulted for the latest information.

View the official ClinicalTrials.gov record (opens in a new tab)

This listing is for discovery and informational purposes only. It is not medical advice, does not guarantee that a study is recruiting, and does not determine eligibility. Contact the study team and a qualified healthcare professional when considering participation.

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