Cingal Study for Knee Osteoarthritis

A Randomized, Double-Blind, Placebo Controlled, Multi-Center Study of a Single Injection Cross-Linked Sodium Hyaluronate Combined With Triamcinolone Hexacetonide (Cingal) to Provide Symptomatic Relief of Osteoarthritis of the Knee

The purpose of this study is to see if a single injection of Cingal into the knee provides safe relief of pain caused by osteoarthritis.

This study compared three groups of subjects. Group One received a single injection of Cingal (Hyaluronic Acid plus Triamcinolone Hexacetonide). Group Two received a single injection of Monovisc (Hyaluronic Acid). Group Three received a single injection of saline as a placebo.

Inclusion Criteria:

• Subject is 40 - 75 years old with a Body Mass Index (BMI)≤ 40 kg/m2
• Subject has Kellgren-Lawrence (K-L) severity grade I, II, or III in the index knee as determined by X-Ray. Contralateral knee: K-L severity grade 0, I, or II.

Exclusion Criteria:

• Subject received an intra-articular (IA) injection of Hyaluronic Acid (HA) and/or steroid in either knee within 6 months of signing the informed consent form (ICF).
• Subject had an arthroscopy of either knee within 3 months of signing the informed consent form (ICF).