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A Long-term Extension (LTE) Study of Guselkumab in Pediatric Participants

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

Status
Recruiting
Phases
Phase 3
Study type
Interventional
Source
ClinicalTrials.gov
Registry ID
NCT06663332
Acronym
TRILOGY
Enrollment
196
Registered
2024-10-29
Start date
2024-10-29
Completion date
2032-02-25
Last updated
2026-08-28

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Arthritis, Juvenile, Arthritis, Psoriatic, Colitis, Ulcerative, Crohns Disease

Brief summary

The purpose of this study is to evaluate long-term safety of subcutaneous guselkumab in pediatric participants with moderately to severely active ulcerative colitis, or moderately to severely active Crohn's disease, or juvenile psoriatic arthritis (jPsA).

Interventions

DRUGGuselkumab

Guselkumab will be administered as subcutaneous injection.

Sponsors

Janssen Research & Development, LLC
Lead SponsorINDUSTRY

Study design

Allocation
NON_RANDOMIZED
Intervention model
PARALLEL
Primary purpose
OTHER
Masking
NONE

Eligibility

Sex/Gender
ALL
Age
3 Years to No maximum
Healthy volunteers
No

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

Design outcomes

Primary

MeasureTime frameDescription
Number of Participants with Treatment-Emergent Adverse Events as Assessment of SafetyUp to 6 years and 9 monthsTreatment-emergent adverse events will be reported to analyze the long-term safety of guselkumab in pediatric participants.

Countries

Argentina, Australia, Brazil, China, France, Germany, Italy, Japan, Norway, Poland, Portugal, South Korea, Spain, Turkey (Türkiye), United Kingdom, United States

Contacts

CONTACTStudy Contact
Participate-In-This-Study1@its.jnj.com844-434-4210
STUDY_DIRECTORJanssen Research & Development, LLC Clinical Trial

Janssen Research & Development, LLC

Outcome results

None listed

Source: ClinicalTrials.gov · Data processed: Aug 29, 2026