Contact lenses that change color after releasing drugs into the eye could help doctors determine whether a medication is being delivered to its intended treatment site

Color-changing contact lens could enhance monitoring of eye disease treatments

By American Chemical Society —— Bio and Archives--October 12, 2018

Health and Medicine | Comments | Back To Full Article

For all the good they do, eye drops and ointments have one major drawback: It's hard to tell how much of the medication is actually getting to the eye. Now in a study appearing in ACS Applied Materials & Interfaces, scientists report that they have developed a contact lens that changes color as drugs are released. This visual indicator could help eye doctors and patients readily determine whether these medications are where they should be.

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