4,757
Participants
Start Date
September 30, 1990
Primary Completion Date
October 31, 2001
Study Completion Date
December 31, 2006
Antioxidants
500 milligrams vitamin C; 400 IUs vitamin E; 15 milligrams beta-carotene
Zinc
80 milligrams zinc oxide; 2 milligrams of cupric oxide
Antioxidants and zinc
500 milligrams vitamin C; 400 IUs vitamin E; 15 milligrams beta-carotene; 80 milligrams zinc oxide; 2 milligrams of cupric oxide
Bausch & Lomb Incorporated
INDUSTRY
National Eye Institute (NEI)
NIH