Eye tolerability assessments
blurred vision, itching, pain, stinging/burning, dryness
All symptom scores of stinging/burning, itching, blurred vision, sandiness/grittiness, dryness, light sensitivity, and pain or soreness after the instillation of study treatments of both eyes at the 4-, 8-, and 12-week visits of all three groups were less than 0.4. There were no significant differences in the seven symptom scores after the instillation of study treatments of both eyes at each visit among three groups (all 
Comparison of the eye tolerability symptom score of the right eye 