Long-term evaluation of guselkumab for children with inflammatory bowel disease and juvenile arthritis
Official title: CNTO1959ISD3001: A Phase 3, Multicenter, Open-label, Basket, Long-term Extension Study to Evaluate the Safety of Guselkumab in Pediatric Participants With Crohn's Disease, Ulcerative Colitis, or Juvenile Psoriatic Arthritis
Run by Janssen Research & Development, LLC · NCT06663332 · Data updated 2026-11-12
This study tests how safe and effective the medication guselkumab is for children with inflammatory bowel disease or juvenile arthritis over a long period of time.
Quick facts
| Phase | Phase 3 |
|---|---|
| Study type | Interventional |
| Ages | 3 Years and up |
| Sex | All |
| Enrollment | 196 (estimated) |
| Sponsor | Janssen Research & Development, LLC Industry-sponsored |
| Drugs / interventions | guselkumab |
| Locations | 53 sites (Atlanta, Georgia and 52 other locations) |
| Status | Recruiting |
| Started | October 29, 2024 |
| Main results expected | December 12, 2031 |
| Study ends | February 25, 2032 |
| Registry record updated | November 3, 2026 |
| Trial ID | NCT06663332 on ClinicalTrials.gov |
Is this trial a fit for you?
✓Likely a good fit
Ideal candidates are pediatric patients who have completed prior treatment with guselkumab and have shown a positive response to the therapy.
✕Probably not a fit
Patients who have not previously benefited from guselkumab therapy or those who have not completed the primary study will not receive benefit from this study.
A plain-English reading of the study's rules. Only the study team can confirm whether you qualify.
What this trial studies
This study evaluates the long-term safety of guselkumab, a medication administered subcutaneously, in pediatric patients suffering from moderately to severely active ulcerative colitis, Crohn's disease, or juvenile psoriatic arthritis. Participants must have previously completed a primary study involving guselkumab and demonstrated benefit from the therapy. The study aims to gather data on the ongoing effects and safety profile of the treatment over an extended period.
Why it matters
Potential benefit: If successful, this study could provide valuable insights into the long-term safety and efficacy of guselkumab for treating serious inflammatory conditions in children.
How similar studies have gone: Other studies have shown promising results with guselkumab in adult populations, but this specific long-term evaluation in pediatric patients is novel.
Who can join: the full rules
Show full inclusion / exclusion criteria
Inclusion Criteria: * Must have completed the dosing planned in the primary pediatric guselkumab study * Must have received benefit from continued guselkumab therapy in the opinion of the investigator * Before enrollment, a participant must be either: (a) Not of childbearing potential, OR (b) Of childbearing potential and not sexually active, practicing abstinence or a highly effective method of contraception and agrees to remain on a highly effective method while receiving study intervention and until 12 weeks after the last dose - the end of relevant systemic exposure * Parent(s) (or their legally acceptable representative) must sign an informed consent form (ICF) indicating that he or she understands the purpose of, and procedures required for, the study and is willing to allow the child to participate in the study. Assent is required from participants who are capable of understanding the nature of the study, typically those aged 7 years and older, to ensure their willingness to participate. An adolescent who provides assent will have the opportunity to sign an adult ICF upon reaching the age of majority, thereby affirming their understanding of the study's purpose and procedures, as well as their willingness to participate. Exclusion Criteria: * Participant is greater than or equal to (\>=) 18 years of age and resides in a country where 2 years have elapsed post marketing authorization for the respective adult indication * Participant is \<18 years of age and resides in a county where 2 years have elapsed post marketing authorization for the respective pediatric indication * Are pregnant, nursing, or planning pregnancy or fathering a child * Have taken any disallowed therapies before the planned first long-term extension (LTE) dose of study intervention * Employee of the investigator or study site, with direct involvement in the proposed study or other studies under the direction of that investigator or study site, as well as family members of the employees or the investigator * Any condition for which, in the opinion of the investigator, participation would not be in the best interest of the participant or that could prevent, limit, or confound the protocol-specified assessments
Where it's running
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Emory University
Atlanta, Georgia, United States Recruiting -
Children's Center for Digestive Healthcare
Atlanta, Georgia, United States Recruiting -
Riley Hospital for Children
Indianapolis, Indiana, United States Recruiting -
Cincinnati Children's Hospital Medical Center
Cincinnati, Ohio, United States Recruiting -
Cook Childrens Medical Center
Fort Worth, Texas, United States Recruiting -
University of Utah
Salt Lake City, Utah, United States Recruiting
Show 44 more locations
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Instituto Caici
Rosario, Argentina Recruiting -
The Kids Research Institute Australia on behalf of the Centre for Child Health Research
Nedlands, Australia Recruiting -
Mater Hospital Brisbane Inflammatory Bowel Diseases
South Brisbane, Australia Recruiting -
The Children's Hospital at Westmead
Westmead, Australia Recruiting -
UZ Brussel
Jette, Belgium Recruiting -
Universitair Ziekenhuis Leuven
Leuven, Belgium Recruiting -
Hospital das Clinicas - UFG
Goiânia, Brazil Recruiting -
INTEGRAL Pesquisa e Ensino
Votuporanga, Brazil Recruiting -
Capital Center For Children's health Capital Medical University
Beijing, China Recruiting -
Changzhou No 2 Peoples Hospital
Changzhou, China Recruiting -
The Childrens Hospital Zhejiang University School Of Medicine
Hangzhou, China Recruiting -
Sir Run Run Shaw Hospital Zhejiang University School of Medicine
Hangzhou, China Recruiting -
Ruijin Hospital Shanghai Jiao Tong University
Shanghai, China Recruiting -
Shengjing Hospital Of China Medical University
Shenyang, China Recruiting -
Hospital Center University De Lille
Lille, France Recruiting -
Schon Klinik Hamburg Eilbek
Hamburg, Germany Recruiting -
Asklepios Klinik Sankt Augustin
Sankt Augustin, Germany Recruiting -
Hadassah Ein-Qarem Medical Center
Jerusalem, Israel Recruiting -
ASST Papa Giovanni XXIII Bergamo
Bergamo, Italy Recruiting -
Azienda USL di Bologna - Ospedale Maggiore
Bologna, Italy Recruiting -
IRCCS Ospedale Pediatrico Bambino Gesu
Roma, Italy Recruiting -
Casa Sollievo Della Sofferenza IRCCS
San Giovanni Rotondo, Italy Recruiting -
IRCCS Materno Infantile Burlo Garofolo
Trieste, Italy Recruiting -
Tokyo Metropolitan Children's Medical Center
Fuchū, Japan Recruiting -
Kanazawa University Hospital
Kanazawa, Japan Recruiting -
Kobe University Hospital
Kobe, Japan Recruiting -
Japanese Red Cross Kumamoto Hospital
Kumamoto, Japan Recruiting -
Shinshu University Hospital
Matsumoto, Japan Recruiting -
Saga University Hospital
Saga, Japan Recruiting -
Yokohama City University Medical Center
Yokohama, Japan Recruiting -
Akershus Universitetssykehus
Akershus, Norway Recruiting -
Korczowski Bartosz Gabinet Lekarski
Rzeszów, Poland Recruiting -
Centrum Zdrowia Dziecka i Rodziny im Jana Pawla II w Sosnowcu Sp z o o
Sosnowiec, Poland Recruiting -
Medical Network
Warsaw, Poland Recruiting -
Instytut Pomnik Centrum Zdrowia Dziecka
Warsaw, Poland Recruiting -
Uls Braga - Hosp. Braga
Braga, Portugal Recruiting -
Uls Sao Joao - Hosp. Sao Joao
Porto, Portugal Recruiting -
Severance Hospital Yonsei University Health System
Seoul, South Korea Recruiting -
Samsung Medical Center
Seoul, South Korea Recruiting -
Hosp. Clinico Univ. de Santiago
Santiago de Compostela, Spain Recruiting -
Hosp. Univ. I Politecni La Fe
Valencia, Spain Recruiting -
Gazi University Medical Faculty
Ankara, Turkey (Türkiye) Recruiting -
Umraniye Training and Research Hospital
Istanbul, Turkey (Türkiye) Recruiting -
Kocaeli Universitesi Hastanesi
Kocaeli, Turkey (Türkiye) Recruiting
+3 more sites. See ClinicalTrials.gov for the full list.
Study contacts
- Study coordinator: Study Contact
- Email: Participate-In-This-Study1@its.jnj.com
- Phone: 844-434-4210
Similar studies
Other studies for the same condition or treatment. Recruiting studies are listed first.
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Real-world use of guselkumab for adults with moderate-to-severe ulcerative colitis and Crohn's disease in the UK
This project will see how well guselkumab works for adults with moderate-to-severe ulcerative colitis or Crohn's disease who are starting the treatment in routine UK care.
-
Guselkumab treatment for Crohn's disease and ulcerative colitis in Germany
This project will try to see how well guselkumab works and how it affects symptoms, quality of life, and daily activities for adults with Crohn's disease or ulcerative colitis receiving routine care in Germany.
-
Guselkumab in Breast Milk for Lactating Women on Guselkumab
This study tests how much guselkumab is present in the breast milk of lactating women who are already receiving guselkumab for their approved conditions.
-
Guselkumab use in Crohn's disease and ulcerative colitis
This study looks at how long people with moderate-to-severe Crohn's disease or ulcerative colitis stay on guselkumab in real-world care.
-
One-year guselkumab use in adults with psoriatic arthritis
This project will see how long adults with psoriatic arthritis stay on guselkumab over one year when prescribed as part of routine care.
-
Real-world use of guselkumab in Crohn’s disease and ulcerative colitis
This study tests how long guselkumab stays in the bodies of adults with moderate-to-severe Crohn’s disease or ulcerative colitis treated in real-world clinical settings.
How to take part
- Review the eligibility criteria above with your treating physician.
- Check the official listing on ClinicalTrials.gov for the latest contact details and recruitment status.
- Contact the study coordinator or principal investigator to ask for pre-screening. Pre-screening is free and never obligates you to enroll.