Afimkibart for children with moderate to severe Crohn's disease
Official title: A Phase III Randomized Double-Blind Multi-Center Treat-Through Study to Evaluate the Pharmacokinetics, Safety and Efficacy of Induction and Maintenance Therapy With Afimkibart (RO7790121) in Children Aged 2-17 Years With Moderately to Severely Active Crohn's Disease
Run by Hoffmann-La Roche · NCT07298421 · Data updated 2026-11-12
This phase 3 trial tests Afimkibart to see if it helps children with moderately to severely active Crohn's disease while measuring safety.
Quick facts
| Phase | Phase 3 |
|---|---|
| Study type | Interventional |
| Ages | 2 Years to 17 Years |
| Sex | All |
| Enrollment | 100 (estimated) |
| Sponsor | Hoffmann-La Roche Industry-sponsored |
| Drugs / interventions | radiation |
| Locations | 19 sites (New York, New York and 18 other locations) |
| Status | Recruiting |
| Started | August 18, 2026 |
| Main results expected | May 31, 2030 |
| Study ends | May 30, 2031 |
| Registry record updated | November 5, 2026 |
| Trial ID | NCT07298421 on ClinicalTrials.gov |
Is this trial a fit for you?
✓Likely a good fit
Children who weigh at least 10 kg with biopsy-confirmed active Crohn's disease and who have not adequately responded to or tolerated conventional or advanced therapies.
✕Probably not a fit
Patients with prior extensive bowel surgeries, monogenic causes of IBD, or current ulcerative colitis may not benefit from this therapy.
A plain-English reading of the study's rules. Only the study team can confirm whether you qualify.
What this trial studies
This is a phase 3, double-blind, multicenter study in children with moderately to severely active Crohn's disease. Participants will receive Afimkibart as induction and maintenance therapy, with treatment continuing through the study to assess ongoing effects. Eligibility requires confirmed active disease, specific endoscopic scores, and prior inadequate response or intolerance to standard therapies. The trial will monitor pharmacokinetics, clinical outcomes, and safety in a pediatric population. Locations include sites in New York, Harlingen, and Brisbane, under Hoffmann-La Roche as lead sponsor.
Why it matters
Potential benefit: If successful, Afimkibart could offer better control of symptoms and longer-lasting remission for children with Crohn's disease.
How similar studies have gone: There is some precedent in pediatric Crohn's disease trials using new biologics to improve outcomes, but data for Afimkibart in children is still emerging.
Who can join: the full rules
Show full inclusion / exclusion criteria
Inclusion Criteria: * Body weight \>= 10 kilogram (kg) * Active CD confirmed by endoscopy (ileocolonoscopy) * Moderately to severely active CD, defined as a Pediatric Crohn's Disease Activity Index (PCDAI) score \>= 30, and Simple Endoscopic Score Crohn's Disease (SES-CD) \>=6 (or \>=4 for isolated ileal disease) confirmed through centrally-read ileocolonoscopy * Inadequate response, loss of response, and/or intolerance to at least one of the following conventional therapies (aminosalicylates, corticosteroids and/or immunosuppressants) or advanced therapies (including anti-tumor necrosis factor, anti-interleukin, anti-integrin, or Janus Kinase (JAK) inhibitors) Exclusion Criteria: * Monogenic disorder pertaining to infant onset Inflammatory Bowel Disease (IBD) * History of \>= 3 bowel resections: \> 2 missing segments of the following five segments: terminal ileum, right colon, transverse colon, sigmoid and left colon, and rectum * Current diagnosis of ulcerative colitis (UC), abdominal/intraabdominal/perianal fistula and/or abscess, indeterminant colitis, IBD-unclassified, microscopic colitis, ischemic colitis, infectious colitis, radiation colitis, or active diverticular disease. * Symptomatic bowel strictures, fulminant colitis, or toxic megacolon * Presence of abdominal or perianal abscess * Current diagnosis or suspicion of primary sclerosing cholangitis
Where it's running
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NYU Langone Health
New York, New York, United States Recruiting -
Texas Digestive Specialists
Harlingen, Texas, United States Recruiting -
Mater Hospital Brisbane
South Brisbane, Queensland, Australia Recruiting -
Royal Children's Hospital
Parkville, Victoria, Australia Recruiting -
Perth Children's Hospital
Nedlands, Western Australia, Australia Recruiting -
Santa Casa de Misericordia de Porto Alegre
Porto Alegre, Rio Grande do Sul, Brazil Recruiting
Show 13 more locations
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CECIP - Centro de Estudos Clínicos do Interior Paulista
Jaú, São Paulo, Brazil Recruiting -
BR Trials - Pesquisa Clínica
São Paulo, São Paulo, Brazil Recruiting -
Centro de Investigación Clínica Acelerada, S.C
Mexico City, Mexico CITY (federal District), Mexico Recruiting -
FAICIC Clinical Research
Veracruz, Mexico Recruiting -
Emmed Research
Pretoria, Gauteng, South Africa Recruiting -
IATROS International
Bloemfontein, South Africa Recruiting -
National Taiwan University Hospital
Taipei, Taiwan Recruiting -
Chulalongkorn University
Bangkok, Thailand Recruiting -
Siriraj Hospital
Bangkok, Thailand Recruiting -
Ramathibodi Hospital
Bangkok, Thailand Recruiting -
Birmingham Children's Hospital
Birmingham, United Kingdom Recruiting -
King's College Hospital
London, United Kingdom Recruiting -
Sheffield Childrens Hospital
Sheffield, United Kingdom Recruiting
Study contacts
- Study coordinator: Reference Study ID Number: CP45906 https://forpatients.roche.com/ No attachments to email below.
- Email: global-roche-genentech-trials@gene.com
- Phone: 888-662-6728 (U.S. and Canada)
Similar studies
Other studies for the same condition or treatment. Recruiting studies are listed first.
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Evaluating a new treatment for active Crohn's disease
This study is testing a new drug called RO7790121 to see if it can help people with moderate to severe Crohn's disease feel better when other treatments haven't worked.
-
Evaluating a new treatment for active Crohn's disease
This study is testing a new medication for people with moderately to severely active Crohn's disease to see if it helps them feel better compared to a placebo.
-
Evaluating Transmural Healing in Crohn's Disease Treatment
This study is testing if a new way of treating Crohn's disease that uses noninvasive ultrasound to track healing can help patients stay off corticosteroids and feel better compared to standard treatment.
-
Evaluating obefazimod for treating active Crohn's disease
This study is testing a new drug called obefazimod to see if it can help people with active Crohn's disease who haven't found relief with other treatments.
-
Afimkibart subcutaneous induction in moderately to severely active ulcerative colitis
This study tests whether a subcutaneous induction dose of afimkibart can help people with moderately to severely active ulcerative colitis feel better compared with placebo.
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Afimkibart for children with moderately to severely active ulcerative colitis
This Phase III study will try Afimkibart to see if it helps children with moderate to severe ulcerative colitis and is safe for them.
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.