A Maintenance Study To Investigate The Efficacy And Safety Of Duvakitug In Participants With Moderately To Severely Active Crohn's Disease

Overview

About this study

This is a multicenter, randomized, double-blind, placebo-controlled, maintenance, Phase 3 study to evaluate the efficacy and safety of duvakitug in participants with moderately to severely active Crohn's Disease (CD). Study details include:

The study duration may be up to 286 weeks including:

* 40-week Pivotal Maintenance Sub-Study
* 240-week Open-Label Extension (OLE) Sub-Study
* 45-day Follow-Up visit

Note: For the participants who do not enroll into OLE Sub-Study, the duration will be up to 46 weeks, including the 40-week maintenance period and a 45-day follow-up visit.

The treatment duration may be up to 280 weeks including:

* 40 weeks in the Pivotal Maintenance Sub-Study
* 240 weeks in OLE Sub-Study

The total number of on-site visits will be up to 43: - 21 visits in the Pivotal Maintenance Sub-Study - 22 visits in the OLE Sub-Study

Participation eligibility

Participant eligibility includes age, gender, type and stage of disease, and previous treatments or health concerns. Guidelines differ from study to study, and identify who can or cannot participate. There is no guarantee that every individual who qualifies and wants to participate in a trial will be enrolled. Contact the study team to discuss study eligibility and potential participation.

Inclusion Criteria:

Participants aged ≥18 and ≤80 years of age at Baseline. (Where locally permissible, participants 16 to <18 years of age who meet the definition of Tanner stage 5 for development) Pivotal Maintenance Sub-Study: Participants who achieved clinical response and completed endoscopy at the end of STARSCAPE-1 OLE Sub-Study: Participants who complete the Pivotal Maintenance Sub-Study or participation in the TV48574-IMM-20038 Study

Exclusion Criteria:

Participants with medical or compliance conditions that are deemed unsuitable for the study by the investigator Participants with a known hypersensitivity to duvakitug that makes the participant unsuitable for the study by the investigator The above information is not intended to contain all considerations relevant to a participant's potential participation in a clinical trial.

Note: Other protocol defined Inclusion/Exclusion Criteria may apply.

Eligibility last updated 01/05/2026. Questions regarding updates should be directed to the study team contact.

Participating Mayo Clinic locations

Study statuses change often. Please contact the study team for the most up-to-date information regarding possible participation.

Mayo Clinic Location Status Contact

Jacksonville, Fla.

Mayo Clinic principal investigator

Francis Farraye, M.D., M.S.

Contact us for the latest status

Rochester, Minn.

Mayo Clinic principal investigator

Edward Loftus JR, M.D.

Contact us for the latest status

Contact information:

Troy Ofstie

5072664728

IBDRESEARCH@mayo.edu

More information

Publications

Publications are currently not available
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CLS-20609632

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