Researchers: Using Contact Lenses To Deliver Glaucoma Medication Could Improve Effectiveness And Adherence

Your Contact Lens Might Someday Dispense Eye Drugs.  Health Day News.  December 9, 2013.

(1)  According to the author of the study, eye drops are an inefficient method of drug delivery that has _____________________.

(2)  The leading cause of irreversible blindness worldwide is __________.