it may be time for a change. ask your doctor about entyvio, the only biologic developed and approved just for uc and crohn's. entyvio works at the site of inflammation in the gi tract and is clinically proven to help many patients achieve both symptom relief and remission. infusion and serious allergic reactions can happen during or after treatment. entyvio may increase risk of infection, which can be serious. pml, a rare, serious, potentially fatal brain infection caused by a virus may be possible. this condition has not been reported with entyvio. tell your doctor if you have an infection, experience frequent infections or have flu-like symptoms or sores. liver problems can occur with entyvio. if your uc or crohn's treatment isn't working for you, ask your gastroenterologist about entyvio. entyvio. relief and remission within reach.