Ulcerative Colitis Basics

The more you know about ulcerative colitis (UC), the easier it is to play an active role in your treatment. In this section of the Web site, you’ll learn about what UC is, its symptoms, how it’s diagnosed, and treatment options.

Inflammation plays a big role in ulcerative colitis. Learn more about the “I” in IBD.

Why are mesalamine formulations, including Lialda® (mesalamine), the “first-line” treatments for ulcerative colitis? Learn more about UC treatment options.

How bad are your ulcerative colitis symptoms? See how doctors define severity.

Watch this video

to see how UC affects the colon and how Lialda is designed to work.