Comparative Clinical Evaluation of Daily Disposable Lenses in Symptomatic Lens Wearers
ClinicalTrials.gov ID
NCT00953407
Lead Sponsor
CIBA VISIONINDUSTRY
Overall Status
Completed
Study Type
Interventional
Phase
Not Applicable
Enrollment
128Actual
Last Update Posted
Jul 10, 2012Estimated
Start Date
Jul 2009
Primary Completion Date
Sep 2009Actual
Completion Date
Sep 2009Actual
Brief Summary
The purpose of this trial is to evaluate the extent to which symptoms improve in symptomatic contact lens wearers when fit with one of 5 different daily disposable contact lenses.
Myopia
Nelfilcon A contact lens
Narafilcon A contact lens
Etafilcon A contact lens
Omafilcon A contact lens
Hilafilcon B contact lens
Ages Eligible for Study
Child (0-17)Adult (18-64)Older Adult (65+)
Sexes Eligible for Study
All
Accepts Healthy Volunteers
No
Eligibility Criteria
Inclusion Criteria:
Currently wear spherical, soft contact lenses replaced at intervals of 2 weeks or monthly.
Habitually wear lenses for at least 8 hours per day, 4 days per week, for at least the past 6 months.
Report 2 or more qualifying symptoms with current contact lenses with a frequency of "frequently" or "all the time"
Able to achieve VA of at least 20/40 in each eye with habitual correction and with study lenses at dispense.
Other protocol inclusion/exclusion criteria may apply.
Exclusion Criteria:
Eye injury or surgery within twelve weeks immediately prior to enrollment.
Currently enrolled in any clinical trial.
Any use of medications for which contact lens wear could be contraindicated as determined by the investigator.
History of corneal refractive surgery.
Cylinder correction greater than 1.00 D.
Current monovision contact lens wearers.
Other protocol inclusion/exclusion criteria may apply.