Background: I am an orthopedic surgeon in a busy practice. I have used Flexion's (FLXN) knee arthritis product Zilretta clinically, and I have met with the sales representative from Flexion on three occasions. I have performed approximately 20 Zilretta injections. I do not think the proponents of the stock understand how clinically burdensome it is to use the product, the difficulty of getting pre-approval from insurance companies to be able to use it, and potential out of pocket costs to the patient. I have seen no difference in duration of relief with Zilretta versus a