Comparative Efficacy and Safety Study in Patients With Active Ulcerative Colitis

Comparative Efficacy and Safety Study in Patients With Active Ulcerative Colitis

To demonstrate that import Mesalazine (Asacol®) is non-inferior to the reference drug, marketed Mesalazine, regarding the primary endpoint (reduction of UC-DAI score)in patients with active ulcerative colitis (UC) treated for 8 weeks.

Inclusion Criteria:

• Patients with Ulcerative Colitis (UC) at active phase who are defined to show Ulcerative Colitis-Disease Activitiy Index (UC-DAI) score of 3 or higher but 8 or less, and bloody stool score of 1 or higher

Exclusion Criteria:

• Patients with serious or higher according to diagnostic critera of seriousness and patients with chronic persistent type and with acute serious type in the classification by clinical course