get you more exposure website. we call that...a website builder touchdown. get your free trial of website builder now. if you have moderate to severe ulcerative colitis or crohn's, and your symptoms have left you with the same view, it may be time for a different perspective. if other treatments haven't worked well enough, ask your doctor about entyvio, the only biologic developed and approved just for uc and crohn's. entyvio works by focusing right in the gi-tract to help control damaging inflammation and is clinically proven to begin helping many patients achieve both symptom relief as well as remission. infusion and serious allergic reactions can happen during or after treatment. entyvio may increase risk of infection, which can be serious. while not reported with entyvio, pml, a rare, serious brain infection caused by a virus may be possible. tell your doctor if you have an infection, experience frequent infections, or have flu-like symptoms, or sores.