Osteoarthritis, the condition is frequently treated by intra-articular injection of Cross-Linked Sodium Hyaluronate 3% – Hylogen Ortho XL 3% w/v 90mg/3ml PFS  as a single dose occurs naturally in high concentrations in joint cartilage and in joint fluid,
where it protects and lubricates the joint. Hylogen Ortho XL 3% replaces the Hyaluronic Acid that exists naturally in joint fluid and so acts as a painkiller and lubricant. Hylogen Ortho XL 3% is a cross-linked, non-surgical, non pharmacologic therapy for Knee Osteoarthritis. Cross-Linking enhance the sustainability of Hylogen Ortho XL 3%.