Tear Component Use to Make Contacts for Glaucoma Treatment

"A McMaster PhD candidate has harnessed a component naturally found in tears to develop a contact lens-based drug delivery system for glaucoma patients," according to a Medical XPress post. "Chemical engineer Myrto Korogiannaki has used hyaluronic acid to help get drugs to the eye from a lens in a controlled way. Patients with front-of-the-eye diseases, such as glaucoma, traditionally use medicated eye drops twice a day to treat their ailment. But those drops are incredibly inefficient: only about five per cent of the drug they carry actually makes it to the cornea." Read more.