Xian-janssen Pharmaceutical Ltd.

This study is testing a medication called guselkumab for people with Crohn's disease, a chronic inflammatory bowel condition, who have stopped responding to their current ustekinumab treatment. It will involve about 78 Chinese participants and will measure how well the new drug c…

This study aims to see how well the drug guselkumab works for people in China with moderate-to-severe ulcerative colitis, a chronic inflammatory bowel disease. It will follow 200 patients who are starting this type of medication for the first time, observing their symptoms, quali…