1. Ulcerative Colitis Study with Santarus:

A Randomized, Double-Blind, Placebo-Controlled Study to Evaluate the Efficacy and Safety of Oral Budesonide MMX®9 mg Extended-release Tablets as Add-on Therapy in Patients with Active, Mild or Moderate Ulcerative Colitis not Adequately Controlled on a Background Oral 5-ASA Regimen

2. Ulcerative Colitis Study with Pfizer, Inc.:

A Multicentre, Randomized, Double-Blind; Placebo-Controlled, Parallel Group, Study of Oral Investigational Product as an Induction Therapy in Subjects with Moderate to Severe Ulcerative Colitis

A Multi-Center, Randomized, Double-Blind; Placebo-Controlled, Parallel Group, Study of Investigational Product as a Maintenance Therapy in Subjects with Ulcerative Colitis

A Multi-Center, Open-Label Study of Investigational Product in Subjects with Moderate to Severe Ulcerative Colitis