Effect of Contact Lenses on Tear Osmolarity in a Controlled Low Humidity Chamber
ClinicalTrials.gov ID
NCT01482312
Lead Sponsor
CIBA VISIONINDUSTRY
Overall Status
Completed
Study Type
Interventional
Phase
Not Applicable
Enrollment
29Actual
Last Update Posted
Jul 27, 2012Estimated
Start Date
Dec 2010
Primary Completion Date
Feb 2011Actual
Completion Date
Feb 2011Actual
Brief Summary
The purpose of this study is to evaluate two different types of contact lenses and their effect on dry eyes when compared to wearing glasses in a controlled, low humidity chamber.
Myopia
Dry Eye
lotrafilcon A contact lenses
comfilcon A contact lenses
Glasses
Ages Eligible for Study
Adult (18-64)Older Adult (65+)
Sexes Eligible for Study
All
Accepts Healthy Volunteers
No
Eligibility Criteria
Inclusion Criteria:
Age 18 to 70.
History of end-of-day or low-humidity dryness with contact lenses.
Healthy eyes.
Best-corrected visual acuity of 20/50 or better for each eye.
Usable pair of eye glasses.
Willing and able to attend required study visits.
Sign informed consent.
Other protocol-defined inclusion criteria may apply.
Exclusion Criteria:
Ocular or systemic allergies or diseases which might interfere with contact lens wear.
Clinically significant ocular findings which would contraindicate contact lens wear.
Unable to abstain from artificial tears or other ophthalmic drops for at least 7 days.
Participation in another clinical study currently or within 30 days of study entry.
Spectacle astigmatism of >1.00 diopter.
Other protocol-defined exclusion criteria may apply.