A Preservative-Free Combination of Sodium Hyaluronate and Trehalose Improves Dry Eye Signs and Symptoms and Increases Patient Satisfaction in Real-Life Settings: The TEARS Study.

Introduction: Dry eye disease (DED) is a frequently observed condition characterized by ocular discomfort and visual disturbance. It is highly prevalent and impairs patients' quality of life (QoL). This study assessed the benefit of a preservative-free bioprotectant eye drop formulation containing sodium hyaluronate and trehalose (SH-trehalose) with regards to DED, as well as patient satisfaction, through a large-scale real-life survey.

Effects of 3% trehalose as an adjuvant treatment after LASIK.

Purpose: To evaluate the effect of 3% trehalose as an adjuvant in the standard treatment after laser-assisted in situ keratomileusis.

Design: Interventional prospective comparative single-blind study.

Setting: Department of Ophthalmology, Hospital Quirón Zaragoza, Spain.