<<Disclaimer: Verify this information before applying it to your situation.>> Has anyone had experience with the medication/devise Synvisc. It is injected into the knee joint to treat osteoarthritis. Is it gluten free. Do you have a manufacturers phone number. What was your experience re: reactions, side effects, etc. Would appreciate any info. Elysse R. Paige Human Resources Analyst Medical Management Program Housing and Dining Services (510) 643-6701