At a glance
ClinicalIndex Comparison Record- ✓Currently a full-time soft contact lens wearer
- ✓Needs presbyopia correction
- ✓Normal eyes
- ✓Willing to wear study lenses minimum 5 days per week, 6 hours per day
- ✕Use of systemic or ocular medications that contraindicate contact lens wear
- ✕Eye conditions (past or present) as specified in protocol
- ✕Currently wearing Alcon multifocal contact lenses
- ✕Only one eye with functional vision
Standardized by ClinicalIndex from the ClinicalTrials.gov record · verify against the source.
Assessing Fitting Guides in Alcon Multifocal Contact Lenses
In Brief
A clinical study evaluating Lotrafilcon B multifocal contact lenses, Nelfilcon A multifocal contact lenses, and 1 other intervention for Presbyopia and Refractive Errors. Completed, enrolled 188 participants across 20 sites in 3 countries.
Detailed Summary
The purpose of this study is to compare an alternative fitting guide to a current fitting guide for optimizing contact lens parameters and determining contact lens prescription.
Study Details
Timeline
Interventions
Contact lenses for near, intermediate, and distance correction worn on a daily wear basis and cared for with participant's habitual lens care solution
Contact lenses for near, intermediate, and distance correction worn on a daily disposable basis (removed every night and discarded) with a new pair of study lenses every morning
Contact lenses for near, intermediate, and distance correction worn on a daily disposable basis (removed every night and discarded) with a new pair of study lenses every morning