Clinical trial Phase 2 Interventional Ages 18 to 65

A Study of Combination Therapy With Guselkumab and Golimumab in Participants With Moderately to Severely Active Crohn's Disease

Run by Janssen Research & Development, LLC · NCT05242471 · Data updated 2026-11-12

Fully enrolled, still running. This study is not taking new participants. Its registered completion date is 2025-05-23.

The purpose of this study is to evaluate the efficacy of JNJ-78934804 at Week 48 compared to guselkumab and golimumab.

Quick facts

PhasePhase 2
Study typeInterventional
Ages18 Years to 65 Years
SexAll
Enrollment703 (actual)
SponsorJanssen Research & Development, LLC
Industry-sponsored
Drugs / interventionsGuselkumab, Golimumab, JNJ-78934804, Placebo
Locations456 sites (Australia, Austria, Belgium, Brazil, Bulgaria, Canada, China, Croatia and more)
Trial IDNCT05242471 on ClinicalTrials.gov

Who can join: the full rules

Show full inclusion / exclusion criteria
Inclusion Criteria:

* Diagnosis of Crohn's disease (CD) for at least 3 months prior to baseline
* Confirmed diagnosis of moderate to severe CD as assessed by Crohn'

Where it's running

  • University of Alabama Liver Center
    Birmingham, Alabama, United States
  • Del Sol Research Management, LLC
    Tucson, Arizona, United States
  • Moore Clinical Trials, LLC
    Little Rock, Arkansas, United States
  • Om Research LLC
    Apple Valley, California, United States
  • Valley Gastroenterology Medical Group
    Arcadia, California, United States
  • Southern California Research Center
    Coronado, California, United States
Show 44 more locations
  • Desert Gastroenterology Associates
    Lancaster, California, United States
  • Cedars Sinai Medical Center
    Los Angeles, California, United States
  • UCLA
    Los Angeles, California, United States
  • Hoag Memorial Hospital
    Newport Beach, California, United States
  • UCI Irvine Medical Center
    Orange, California, United States
  • Medical Associates Research Group, Inc.
    San Diego, California, United States
  • University of California San Francisco
    San Francisco, California, United States
  • University of Colorado
    Aurora, Colorado, United States
  • Medical Research Center of Connecticut
    Hamden, Connecticut, United States
  • Yale University School Of Medicine
    New Haven, Connecticut, United States
  • MedStar Georgetown University Hospital
    Washington D.C., District of Columbia, United States
  • Pioneer Research Solutions Inc.
    Coconut Creek, Florida, United States
  • Homestead Associates in Research Inc
    Homestead, Florida, United States
  • Osceola Mental Health D/B/A Park Place Behavioral Health Care
    Kissimmee, Florida, United States
  • Florida Research Center Inc.
    Lakewood Rch, Florida, United States
  • University of Miami Hospital
    Miami, Florida, United States
  • Gastroenterology Group Of Naples
    Naples, Florida, United States
  • Omega Research Consultants
    Orlando, Florida, United States
  • Synergy Clinical Research
    St. Petersburg, Florida, United States
  • GCP Clinical Research
    Tampa, Florida, United States
  • Atlanta Gastroenterology Associates
    Atlanta, Georgia, United States
  • University of Mississippi Medical Center
    Atlanta, Georgia, United States
  • Gastroenterolgy Associates of Central GA
    Macon, Georgia, United States
  • Gastrointestinal Specialists of Georgia
    Marietta, Georgia, United States
  • Northwestern University
    Chicago, Illinois, United States
  • IU Health University Hospital
    Indianapolis, Indiana, United States
  • Gastroenterology of Southern Indiana
    New Albany, Indiana, United States
  • Cotton O'Neil Digestive Health Center
    Topeka, Kansas, United States
  • Ascension via Christi Research
    Wichita, Kansas, United States
  • Univ. of KS School of Med
    Wichita, Kansas, United States
  • Tri-State Gastroenterology Assoc
    Crestview Hills, Kentucky, United States
  • University of Kentucky
    Lexington, Kentucky, United States
  • Jewish Hospital
    Louisville, Kentucky, United States
  • Gastroenterology Clinic of Acadiana
    Lafayette, Louisiana, United States
  • Tandem Clinical Research
    Marrero, Louisiana, United States
  • Ochsner Medical Center
    New Orleans, Louisiana, United States
  • Chevy Chase Clinical Research
    Chevy Chase, Maryland, United States
  • Lahey Hospital & Medical Center
    Boston, Massachusetts, United States
  • Brigham And Women's Hospital
    Chestnut Hill, Massachusetts, United States
  • FC Research, LLC
    South Dartmouth, Massachusetts, United States
  • Detroit Clinical Research Center
    Livonia, Michigan, United States
  • Huron Gastroenterology Associates Center for Digestive Care
    Ypsilanti, Michigan, United States
  • Gastrointestinal Associates LLP
    Flowood, Mississippi, United States
  • Washington University
    St Louis, Missouri, United States

+406 more sites. See ClinicalTrials.gov for the full list.

Study contacts

  • Principal investigator: Janssen Research & Development, LLC Clinical Trial — Janssen Research & Development, LLC

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How to take part

  1. Review the eligibility criteria above with your treating physician.
  2. Check the official listing on ClinicalTrials.gov for the latest contact details and recruitment status.
  3. Contact the study coordinator or principal investigator to ask for pre-screening. Pre-screening is free and never obligates you to enroll.
Last reviewed 2026-11-14 by the Find a Trial editorial team. Information on this page is for educational purposes and is not medical advice. Always consult qualified healthcare professionals about clinical trial participation.