Advances in the Treatment of Ulcerative ColitisFrom Conventional Therapies to Targeted Biologics and Small Molecules Compounded Methylcobalamin (Vitamin B12) Injection, 5mg mL Characterised by the chronic inflammation of the gastrointestinal tract, Crohn's disease & ulcerative colitis are the two most common forms of inflammatory bowel disease (IBD). While both conditions similarly cause chronic abdominal Learn About STELARA (ustekinumab) for Ulcerative Colitis STELARA (ustekinumab)