Vizol S 0.4% Eye Drops are intended for relief of severe disorders of eye dryness. Vizol S 0.4% is viscous drop and thus they provide longer retention of sodium hyaluronate on the eye's surface, which results in a longer-lasting lubrication and better protection. When wearing contact lenses, it is recommended to take off the contacts for 15 minutes during use of eye drops. It comes with an applicator. The bottle's applicator technology contains a filter, which makes the product safe as it prevents contamination of the solution even after it has been opened.