Expired Study
This study is not currently recruiting Study Participants on ClinicalConnection.com. If you would like to find active studies please search for clinical trials.

Fort Worth, Texas 76134


The purpose of this study is to evaluate the tear film evaporation of symptomatic soft contact lens wearers in the absence of contact lens wear and after at least 8 hours of contact lens wear.

Study summary:

This study will consist of 5 visits (1 screening, 4 assessment) with a maximum of 6 days between assessment visits with at least 24 hours of no lens wear the day prior to the visit. Each subject will be randomized to wear 3 different study lenses for at least 8 hours each and one 8 hour day of no lens wear in a specific sequence. This study will be conducted in Australia.


Inclusion Criteria: - Sign an informed consent document; - Adapted, current soft contact lens wearer; - Symptoms of contact lens discomfort as defined by the Symptomatology (Eligibility) Questionnaire; - Can be successfully fitted with study lenses; - Willing to wear lenses for a minimum of 8 hours prior to each study visit; - Willing to discontinue artificial tears and rewetting drops usage on the days of study visits; - Other protocol-specified inclusion criteria may apply. Exclusion Criteria: - Ocular anterior segment infection, inflammation, abnormality, or active disease that would contraindicate contact lens wear; - Use of systemic or ocular medications for which contact lens wear could be contraindicated as determined by the investigator; - Monocular (only 1 eye with functional vision) or fit with only one lens; - History of herpetic keratitis, ocular surgery, or irregular cornea; - Known pregnancy and lactation; - Other protocol-specified exclusion criteria may apply.



Primary Contact:

Study Director
Clinical Manager, GMA-Vision Care
Alcon Research

Backup Contact:


Location Contact:

Fort Worth, Texas 76134
United States

There is no listed contact information for this specific location.

Site Status: N/A

Data Source: ClinicalTrials.gov

Date Processed: November 22, 2017

Modifications to this listing: Only selected fields are shown, please use the link below to view all information about this clinical trial.

Click to view Full Listing

This study is not currently recruiting Study Participants on ClinicalConnection.com. The form below is not enabled.