Clinical Comparison of Two Multifocal Contact Lenses Made of Silicone Hydrogel Materials

Clinical Comparison of Two Multifocal Contact Lenses Made of Silicone Hydrogel Materials

The purpose of this study was to compare visual performance measures between two multifocal contact lenses on presbyopic wearers.

Inclusion Criteria:

• At least 35 years of age.
• Spectacle add of +0.50 to +2.50 diopters (inclusive).
• Currently wearing soft contact lenses at least 5 days per week and at least 8 hours per day.
• Able to be fit in both eyes with soft multifocal lenses in available powers.
• Other protocol-defined inclusion criteria may apply.

Exclusion Criteria:

• Eye injury or surgery within 12 weeks of enrollment in trial.
• Currently enrolled in any clinical trial.
• Astigmatism of 1.00 diopter or more.
• Currently wearing excluded brands of multifocal lenses, as specified by protocol.
• Other protocol-defined exclusion criteria may apply.