We know that contact lenses can deliver drugs directly to the eye surface, such as Johnson & Johnson’s Acuvue Theravision with Ketotifen. And we know that Sensimed’s Triggerfish contact lens monitors changes in intraocular pressure (IOP) for glaucoma. Now researchers have developed a contact lens that does both. The wireless theranostic contact lens (WTCL) not only tracks IOP, but delivers anti-glaucoma drugs on demand, as reported in
Nature Communications. (Toshniwal Paharia, Pooja Toshniwal Paharia. "Glaucoma treatment using smart contact lenses that release drugs". News-Medical. 20 June 2022.
https://www.news-medical.net/news/20220519/Glaucoma-treatment-using-smart-contact-lenses-that-release-drugs.aspx.) Note: Theranostics is a combination of the terms therapeutics and diagnostics.