it targets inflammation that can cause dry eye disease. xiidra? no-o-o! xiidra treats the signs and symptoms of dry eye disease. don't use if allergic to xiidra. common side effects include eye irritation, discomfort or blurred vision when applied, and unusual taste sensation. why wait? ask your doctor about a 90-day prescription and pay as little as $0. xiidra. (grunt) -remember when i said we need to screen for colon cancer? -was that after i texted the age to screen was now 45? [both] because i said cologuard®! -hey there!