Hycosan Extra

1 ml hycosan extra contains 2 mg sodium hyaluronate, citric acid anhydrous, sodium citrate, sorbitol and water for injections, what is hycosan extra used for? hycosan extra is an eye drop for the intensive, therapeutic lubrication of the ocular surface in more severe and persistent cases of dry eye including treatment after surgical procedures, when should hycosan extra be used? hyan extra contains the sodium salt of hyaluronic acid, a natural substance found in many organs of the human à foular, stable and long lasting, lubricating and moisturising that the cornea and