Table 1: Inclusion and exclusion criteria for entry into study.

Inclusion	Exclusion
Proliferative diabetic retinopathy and laser therapy indication (panretinal photocoagulation)	Non proliferative or proliferative diabetic retinopathy without laser therapy indication
Between 18 and 85 years old	Has any active ocular disease, infection or allergies
	Has a systemic condition or taking medications that may affect a study outcome variable