259
Participants
Start Date
May 31, 2009
Primary Completion Date
June 30, 2009
Study Completion Date
June 30, 2009
Lotrafilcon B
Silicone hydrogel, soft, multifocal contact lens
Senofilcon A
Silicone hydrogel, soft, multifocal contact lens
Lead Sponsor
CIBA VISION
INDUSTRY