Which celebrity's 2016 endorsement of Xiidra, a prescription eye drop for dry eye disease, led to a 77% increase in patient awareness of the condition within 6 months?

In the world of medicine and pharmaceuticals, celebrity endorsements can significantly impact public perception and adoption of treatments. While some endorsements are transparent marketing campaigns, others emerge from genuine personal experiences with medical conditions. This trivia question explores one of the most influential yet surprising celebrity-pharmaceutical partnerships of the last decade that changed public discourse around a specific condition.

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Jennifer Aniston
Serena Williams
Michael Phelps
Viola Davis