Tear test: new study probes how dry eye drug alters eye proteins
Knowledge-focused
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This study will measure changes in tear fluid proteins in 36 adults with dry eye disease who are already using lifitegrast (Xiidra) eye drops. Researchers want to see how the drug affects these biomarkers over 84 days. The goal is to better understand dry eye and how the treatmen…
Phase: PHASE4 • Sponsor: Pittsburgh Research Institute • Aim: Knowledge-focused
Last updated Jun 27, 2026 12:00 UTC