Transient pain and/or swelling with the injected joint may occur following intra-articular injection of HYALGAN®. Anaphylactoid and allergic reactions have already been described with using this product or service. Limited variety of movement/decreased versatility: This is often as a result of stiffness of your joints when the cartilage is worn https://www.theorthopaedicandpainpractice.com/living-with-osteoarthritis/