Euflexxa(TM) is a prescription-only injection therapy administered in a course of 3 injections, usually as one injection a week for three weeks, although some authors recommend 5 injections. Pain relief for six months is described. The most common side effects include pain at the injection...

A syringe of GO-ON® contains: 2.5 ml of 1% sodium hyaluronate solution, sodium chloride, sodium monohydrogen phosphate, sodium dihydrogen phosphate and water for injection. It is indicated for use as a viscoelastic supplementation for synovial fluid in joints. The product acts as a...

Hyalgan(R) was the first viscosupplement approved by the FDA in 1997. It contains a high molecular weight fraction of purified natural sodium hyaluronate, extracted from rooster combs. It comes in a 5-injection regimen given weekly providing pain relief for up to 6 months. Some patients benefit...

Orthovisc(R) is a high molecular weight hyaluronic acid preparation, from bacterial cells, which makes it safe for patients suffering from avian allergies such as to birds, eggs and/or feathers. Orthovisc is available as a three or four dose injection.

Supatrz(R) is a sterile mixture containing purified sodium hyaluronate, from chicken combs. In animal models, Supartz(R) increased the integrity of the cartilage, reduced the cell death rate and improved the overall joint morphology. It also reduced synovitis, stimulated the production of...