Comparison of a Multifocal Contact Lens to a Traditional Multifocal Contact Lens

Lotrafilcon B Multifocal Evaluations - Comparison to a Traditional Multifocal in Higher Spectacle Adds

The purpose of the trial is to compare the performance of two multifocal contact lens systems/products in established presbyopic subjects.

Inclusion Criteria:

• Be at least 35 years of age.
• Best-corrected visual acuity of at least 20/40 in each eye.
• Spectacle add from +1.50D and +2.50D (inclusive).
• Able to be fit in available study sphere powers (Plano to -4.00D).
• Currently wearing soft contact lenses at least 5 days a week.
• Other protocol inclusion / exclusion criteria may apply.

Exclusion Criteria:

• Requires concurrent ocular medication.
• Eye injury or surgery within twelve weeks immediately prior to enrollment.
• Currently enrolled in an ophthalmic clinical trial.
• Evidence of systemic or ocular abnormality, infection or disease likely to affect successful wear of contact lenses or use of their accessory solutions.
• Previous refractive surgery.
• Astigmatism > 1.00D.
• Currently wearing Proclear Multifocal, Frequency 55 Multifocal or Biomedics EP contact lenses.
• Other protocol inclusion / exclusion criteria may apply.