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Tear film break-up time (BUT) of untreated control (UT), experimental dry eye (EDE), balanced salt solution (BSS), and 0.001%, 0.01%, and 0.1% extract-treated groups 10 days after desiccating stress. The 0.1% extract-treated group showed significant improvement in tear film BUT compared to the EDE and BSS groups. ∗ P < 0.05 and † P < 0.05 compared with EDE and BSS-treated groups, respectively.
