NCT02517567

DAILIES TOTAL1® - Comparative Assessment of Tear Film Evaporation

Pilot Study on the Effect of Daily Disposable Silicone Hydrogel Contact Lenses on Tear Film Lipids

• Status: Completed
• Phase: N/A
• Study type: Interventional
• Enrollment: 37 (actual)
• Sponsor: Alcon Research · Industry
• Sex: All
• Age: 18 Years
• Healthy volunteers: Not accepted

Summary

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.

Detailed description

This study consists of 5 visits (1 screening, 4 assessment) with a maximum of 6 days between assessment visits and at least 24 hours of no lens wear the day prior to the visit. Each subject will be randomized to a crossover sequence of 4 periods. Different study lenses will be worn during 3 of the periods, for at least 8 hours each, and the remaining period will have no lens wear.

Conditions

• Refractive Error

Interventions

Type	Name	Description
DEVICE	Delefilcon A contact lenses	Daily disposable, silicone hydrogel contact lenses used according to manufacturer's instructions
DEVICE	Narafilcon A contact lenses	Daily disposable, silicone hydrogel contact lenses used according to manufacturer's instructions
DEVICE	Somofilcon A contact lenses	Daily disposable, silicone hydrogel contact lenses used according to manufacturer's instructions

Timeline

• Start date: 2015-09-21
• Primary completion: 2016-04-22
• Completion: 2016-04-22
• First posted: 2015-08-07
• Last updated: 2018-07-02
• Results posted: 2018-02-01