Efficacy, Safety and Tolerability of PF-06687234 as Add-on Therapy to Infliximab in Active UC Subjects Not in Remission.

Study to Compare Oral PF-06651600, PF-06700841 and Placebo in Subjects With Moderate to Severe Ulcerative Colitis

Study To Evaluate The Efficacy And Safety Of Oral PF-06651600 And PF‑06700841 In Subjects With Moderate To Severe Crohn's Disease