The purpose of this study to evaluate the clinical efficacy of guselkumab in fistulizing, perianal Crohn's disease and to assess the overall safety of guselkumab.

The purpose of this study is to collect long-term safety data of subcutaneous (SC) ustekinumab

Crohn's disease (CD) is a long-lasting condition causing inflammation that can affect any part of the gut. CD may cause tiredness, loose stools with or without bleeding, abdominal pain, weight loss, and fever. This study evaluates how safe and effective ABBV-154 is ...

The main purpose of this study is to evaluate the long-term efficacy of mirikizumab in pediatric participants with ulcerative colitis (UC) or Crohn's disease (CD). The study will last about 172 weeks and may include up to 44 visits.

The OPTIMIZE Trial compares whether iDose dashboard-driven infliximab dosing (iDose-driven dosing) is more effective and safer than standard infliximab dosing for inducing and maintaining disease remission in moderately to severely active CD.

There is little information on how Crohn's disease progresses in between a patient's clinic visits and how stress impacts symptom change including flare-ups. The purpose of this research study is to see if digital tools like smartphones, and wearable devices are hel...

The purpose of this study is to determine the safety and maximum effective dose (MED) of Interleukin-2 in subjects with moderate-to-severe crohn's disease.

Crohn's disease (CD) is the major form of inflammatory bowel disease (IBD) affecting adults. It is a life-long disease characterized by chronic and relapsing inflammation of the gastrointestinal tract. CD has multiple clinical phenotypes and disease severities that ...

The MELODY Trial: Modulating Early Life Microbiome through Dietary Intervention in Crohn's Disease, will test whether a non-invasive dietary intervention during pregnancy can improve the gut microbiota composition in both pregnant Crohn's disease patients and their ...

This study will evaluate the safety of oral administration of EcoActive to patients with inactive Crohn's disease and how it affects the levels of AIEC in stool.

The purpose of this study is to compare the efficacy of treatment with ustekinumab or adalimumab in biologic naive participants with moderately-to-severely active Crohn's disease (CD) who have previously failed or were intolerant to conventional therapy (corticosteroi...

TARGET-IBD is a 5-year, longitudinal, observational study of adult and pediatric patients (age 2 and above) being managed for Inflammatory Bowel Disease (IBD) in usual clinical practice. TARGET-IBD will create a research registry of patients with IBD within academic...

Crohn's Disease (CD) is an inflammatory bowel disease. It can lead to significant complications and discomfort in the stomach and intestines. Crohn's disease is a debilitating, incurable disease of immune cells; it affects almost 1 million people in the United Sta...

The purpose of this study is to evaluate the pharmacokinetics (PK) of ustekinumab in subjects from 2 through less than (<) 18 years old in the USA, or 6 through less than (<) 18 years old in other countries and determine if it is similar to that observed in adults wit...

The primary objective of this study is to observe the long-term safety of filgotinib in adults who have completed or met protocol specified efficacy discontinuation criteria in a prior Gilead-sponsored filgotinib treatment study in Crohn's disease (CD).