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VTX958 for Crohn's Disease (Harmony-CD Trial)

Phase 2
Waitlist Available
Research Sponsored by Ventyx Biosciences, Inc
Eligibility Criteria Checklist
Specific guidelines that determine who can or cannot participate in a clinical trial
Must have
Men or women, 18 to 75 years of age, inclusive, at the time of consent
Be older than 18 years old
Must not have
Presence of a stoma or ileoanal pouch
Presence of currently known complications of CD such as fulminant colitis, toxic megacolon or any other manifestation that may require surgery or hospitalization
Timeline
Screening 3 weeks
Treatment Varies
Follow Up during screening to week 12

Summary

This trial is testing a new medication called VTX958 to help people with moderate to severe Crohn's Disease. The goal is to see if it can reduce inflammation in the intestines and improve symptoms. The study will involve several phases over a period of up to three years.

Who is the study for?
This trial is for men and women aged 18-75 with a confirmed diagnosis of Crohn's Disease (CD) that's moderately to severely active. They must have known they had CD for at least 3 months and be able to consent. People can't join if they've tried VTX958 or similar drugs, have other types of colitis, complications from CD requiring surgery, or have a stoma or ileoanal pouch.
What is being tested?
The study tests the effectiveness and safety of VTX958 compared to a placebo in treating Crohn's Disease. Participants are randomly assigned to receive either VTX958 or an inactive substance without knowing which one they're getting, ensuring the results are unbiased.
What are the potential side effects?
While specific side effects aren't listed here, typical ones may include reactions at the injection site, gastrointestinal symptoms like nausea or diarrhea, headaches, fatigue, and potential immune system impacts since it targets inflammation pathways.

Eligibility Criteria

Inclusion Criteria

You may be eligible if you check “Yes” for the criteria below
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I am between 18 and 75 years old.

Exclusion Criteria

You may be eligible for the trial if you check “No” for criteria below:
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I have a stoma or an ileoanal pouch.
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I have severe complications from Crohn's disease that might need surgery.
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I have been diagnosed with a form of colitis.
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I have been diagnosed with short bowel syndrome.
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I have never taken VTX958 or any TYK2 inhibitor drugs.

Timeline

Screening ~ 3 weeks
Treatment ~ Varies
Follow Up ~during screening to week 12
This trial's timeline: 3 weeks for screening, Varies for treatment, and during screening to week 12 for reporting.

Treatment Details

Study Objectives

Study objectives can provide a clearer picture of what you can expect from a treatment.
Primary study objectives
Change in mean Crohn's disease Activity Index (CDAI) score from baseline to week 12
The proportion of participants achieving endoscopic response at Week 12
Secondary study objectives
Change from baseline in mean simple endoscopic score in Crohn's disease SES-CD at Week 12
Proportion of participants achieving both endoscopic response (outcome- measure # 2) and clinical remission (outcome measure # 4) at Week 12
Proportion of participants achieving clinical remission at Week 12
+2 more

Trial Design

3Treatment groups
Experimental Treatment
Placebo Group
Group I: VTX958 Dose BExperimental Treatment1 Intervention
Group II: VTX958 Dose AExperimental Treatment1 Intervention
Group III: VTX958 PlaceboPlacebo Group1 Intervention

Research Highlights

Information in this section is not a recommendation. We encourage patients to speak with their healthcare team when evaluating any treatment decision.
Mechanism Of Action
Side Effect Profile
Prior Approvals
Other Research
Common treatments for Crohn's Disease include anti-TNF agents (e.g., infliximab, adalimumab), which block tumor necrosis factor, a cytokine involved in systemic inflammation. Immunomodulators (e.g., azathioprine, methotrexate) suppress the immune system to reduce inflammatory responses. Newer biologics (e.g., ustekinumab, vedolizumab) target specific pathways in the immune system, such as interleukins or integrins, to prevent inflammation. These mechanisms are vital for managing Crohn's Disease as they help control the chronic inflammation that leads to symptoms and complications, improving patients' quality of life.
Treat to target: a proposed new paradigm for the management of Crohn's disease.Investigational agents for Crohn's disease.Review article: biological agents in the treatment of Crohn's disease.

Find a Location

Who is running the clinical trial?

Ventyx Biosciences, IncLead Sponsor
2 Previous Clinical Trials
427 Total Patients Enrolled

Media Library

VTX958 (Other) Clinical Trial Eligibility Overview. Trial Name: NCT05688852 — Phase 2
Crohn's Disease Research Study Groups: VTX958 Dose A, VTX958 Dose B, VTX958 Placebo
Crohn's Disease Clinical Trial 2023: VTX958 Highlights & Side Effects. Trial Name: NCT05688852 — Phase 2
VTX958 (Other) 2023 Treatment Timeline for Medical Study. Trial Name: NCT05688852 — Phase 2
~45 spots leftby Nov 2025