Comparison of the Efficacy and Safety of T2750 and Vismed® in the Treatment of Moderate to Severe Dry Eye Syndrome

Inclusion Criteria: * Signed and dated informed consent * Male or female aged from ≥ 18 years old. * Known Dry Eye Syndrome requiring artificial tears within the last 3 months prior to study selection. Exclusion Criteria: * Best far corrected visual acuity \< 1/10 * Severe blepharitis * Severe Dry Eye * Eyelid malposition * Known hypersensitivity to one of the components of the study medications or test products. * Pregnant or breast-feeding woman. * Woman of childbearing age (neither menopausal, nor hysterectomised, nor sterilized) not using effective contraception (oral contraceptives, intra-uterine device, contraceptive implant or condoms). * Inability of patient to understand the study procedures and thus inability to give informed consent. * Non compliant patient (e.g. not willing to attend the follow-up visits, way of life interfering with compliance). * Already included once in this study. * Patient under guardianship.