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Safety and Efficacy of OD-07656 and of Subsequent Vedolizumab Therapy in Moderately to Severely Active Ulcerative Colitis

A Phase 2a, Two-Part, Open-Label and Randomized Study to Evaluate the Safety and Efficacy of OD-07656 and of Subsequent Vedolizumab Therapy in Patients With Moderately to Severely Active Ulcerative Colitis

Status
Recruiting
Phases
Phase 2
Study type
Interventional
Source
ClinicalTrials.gov
Registry ID
NCT06850727
Enrollment
57
Registered
2025-02-27
Start date
2025-06-02
Completion date
2026-11-01
Last updated
2026-02-11

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

Conditions

Ulcerative Colitis (UC), UC - Ulcerative Colitis

Keywords

Ulcertative colitis, Inflammatory Bowel Diseases

Brief summary

The purpose of this study is to evaluate the clinical efficacy and safety of OD-07656 in participants with moderately to severely active ulcerative colitis (UC). In addition, the study will evaluate the potential of OD-07656 to enhance the therapeutic benefit of vedolizumab when given after OD-07656.

Interventions

Experimental intervention

DRUGVedolizumab

Active standard of care comparator

Sponsors

Odyssey Therapeutics
Lead SponsorINDUSTRY

Study design

Allocation
RANDOMIZED
Intervention model
PARALLEL
Primary purpose
TREATMENT
Masking
QUADRUPLE (Subject, Caregiver, Investigator, Outcomes Assessor)

Eligibility

Sex/Gender
ALL
Age
18 Years to 75 Years
Healthy volunteers
No

Inclusion criteria

The main inclusion criteria include but are not limited to the following: * Has a confirmed diagnosis of ulcerative colitis (UC) * Has moderate to severely active UC as defined by the 3-component Modified Mayo clinic score * Has an inadequate response, loss of response, or intolerance/medical contraindication to at least one of the following therapies: oral aminosalicylates, corticosteroids, immunosuppressants, anti-tumor necrosis factor biologic, anti-interleukin 12/23 biologic, Janus kinase inhibitors, or sphingosine-1-phosphate (S1P) modulators

Exclusion criteria

The main

Design outcomes

Primary

MeasureTime frameDescription
Change in 3-component modified Mayo Clinic Score (MMCS) from baseline to after treatment with OD-07656Baseline and 12 weeksThe 3-component MMCS ranges from 0 to 9 and is composed of endoscopic assessment, rectal bleeding and stool frequency subscores with each of the components ranging from 0 to 3, with higher scores indicating more severe disease.
Incidence of treatment-emergent adverse events (TEAEs) and treatment discontinuations due to TEAEs with OD-07656 treatmentUp to 12 weeks

Secondary

MeasureTime frameDescription
Proportion of participants who achieve clinical remissionBaseline and 12 weeksClinical remission is based on the MMCS and is defined as endoscopic subscore of 0 or 1, rectal bleeding subscore of 0 and stool frequency subscore of 0 or 1 and not greater than baseline.
Proportion of participants who achieve clinical remission with vedolizumab treatment, following OD-07656 treatmentBaseline and 50 weeksClinical remission is based on the MMCS and is defined as endoscopic subscore of 0 or 1, rectal bleeding subscore of 0 and stool frequency scubscore of 0 or 1 and not greater than baseline.

Countries

Australia, Austria, Canada, Czechia, Jordan, Lithuania, Moldova, New Zealand, Poland, Ukraine

Contacts

CONTACTHead of Clinical Operations
clinicaltrials@odysseytx.com857-393-6160
STUDY_DIRECTORChief Medical Officer

Odyssey Therapeutics

Outcome results

None listed

Source: ClinicalTrials.gov · Data processed: Feb 12, 2026