Amvisc Viscoelastic 1.2% Sodium Hyaluronate Ophthalmic Viscosurgical Device 0.8 mL **Refrigerated ** (RX)Amvisc Viscoelastic 1. 2% Sodium Hyaluronate Ophthalmic Viscosurgical Device is a sterile solution used during cataract surgery and other ophthalmic procedures to maintain space in the eye and protect the cornea. It is composed of 1. 2% sodium hyaluronate, a naturally occurring substance that helps to lubricate and protect the eye. The high molecular weight of the sodium hyaluronate in Amvisc Viscoelastic gives it a high viscosity, allowing it to