Optrex dry eye spray is an easy to use spray which you can apply to closed eyes so there is no need for drops liposomes in the formulation help to repair the eyes natural moisture barrier optrex dry eye spray is clinically proven to provide instant symptomatic relief for up to 4 hours and is safe to use with contact lenses optrex dry eye spray effectively treats up to 80 of dry eye cases by restoring the lipid layer of the tear film soothing tired uncomfortable eyes is now so easy you can