Literary DÃ©jÃ  vu: Leitmotif Defined Have you ever seen the movie The Sixth Sense? If you have, maybe you remember seeing the color red pop up again and again.
Synvisc-One Â® (hylan G-F 20) is an injection that supplements the fluid in your knee to help lubricate and cushion the joint, and can provide up to six months of osteoarthritis knee pain relief.
What is Synvisc-One made from? The injection contains a gel-like mixture made from a substance called hyaluronan (pronounced hy-al-u-ROE-nan) that comes from chicken combs. Hyaluronan is a natural substance found in the body and is present in very high amounts in joints.