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A Study of Eltrekibart and Mirikizumab in Adult Patients With Moderately to Severely Active Ulcerative Colitis

An Adaptive, Dose-Ranging, Phase 2 Study of Eltrekibart Given Alone or in Combination With Mirikizumab for the Treatment of Adult Patients With Moderately to Severely Active Ulcerative Colitis

Status
Recruiting
Phases
Phase 2
Study type
Interventional
Source
ClinicalTrials.gov
Registry ID
NCT06598943
Enrollment
143
Registered
2024-09-19
Start date
2024-10-10
Completion date
2028-09-01
Last updated
2026-07-30

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

Conditions

Ulcerative Colitis, Ulcerative Colitis Chronic

Keywords

CXCR1/2 Ligand receptor antagonist, IL-23 p19 antibody, Gastrointestinal Diseases, Inflammatory Bowel Diseases, Digestive System Diseases, Colonic Diseases, Intestinal Diseases, Colitis, Colitis, Ulcerative, Anti-Inflammatory Agents, Mirikizumab, Eltrekibart, Adult, Moderate to Severe

Brief summary

The main purpose of this study is to determine the safety and efficacy of eltrekibart and mirikizumab in adult participants with moderately to severely active ulcerative colitis (UC).

Detailed description

The study will last approximately 4-5 years. Screening is required within 35 days prior to enrollment. For each participant, the total duration of the clinical trial will be about 69 weeks including screening.

Interventions

Administered

DRUGMirikizumab

Administered

DRUGPlacebo

Administered

Sponsors

Eli Lilly and Company
Lead SponsorINDUSTRY

Study design

Allocation
RANDOMIZED
Intervention model
PARALLEL
Primary purpose
TREATMENT
Masking
DOUBLE (Subject, Investigator)

Masking description

Double-blind

Eligibility

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

Inclusion criteria

* Have had an established diagnosis of UC of ≥3 months in duration before baseline. * Have moderately to severely active UC as assessed by the UC disease activity score. * Have an inadequate response to, loss of response to, or intolerance to at least one conventional medication (including corticosteroids) or one advanced therapy (including biologics, Janus Kinase (JAK) inhibitors, or sphingosine-1-phosphate (S1P) immunomodulators). * Are on a stable dose of certain oral UC medications (including corticosteroids). * Must meet contraception requirements.

Exclusion criteria

* Have received anti-interleukin (IL)-23p19 or anti-IL-12p40 antibodies in the past. * Have experienced a thrombotic event within 24 weeks before baseline. * Have a current diagnosis of Crohn's Disease or certain other inflammatory gastrointestinal diseases. * Have had certain abdominal surgeries within the past 3 months or are likely to require surgery for UC during the study. * Have a history of certain adenomas, dysplasia's, or malignancies.

Design outcomes

Primary

MeasureTime frameDescription
Percentage of Participants Achieving Clinical RemissionWeek 12Percentage of Participants Achieving Clinical Remission

Secondary

MeasureTime frameDescription
Percentage of Participants Achieving Clinical ResponseWeek 12Percentage of Participants Achieving Clinical Response
Percentage of Participants Achieving Endoscopic ImprovementWeek 12Percentage of Participants Achieving Endoscopic Improvement
Percentage of Participants Achieving Endoscopic RemissionWeek 12Percentage of Participants Achieving Endoscopic Remission
Percentage of Participants Achieving Clinical RemissionWeek 52Percentage of Participants Achieving Clinical Remission
Percentage of Participants Achieving Histologic-Endoscopic Mucosal ImprovementWeek 12Percentage of Participants Achieving Histologic-Endoscopic Mucosal Improvement
Change From Baseline to Week 12 in Inflammatory Bowel Disease Questionnaire (IBDQ) Total ScoreBaseline, Week 12Change From Baseline to Week 12 in IBDQ Total Score
Pharmacokinetics (PK): Trough concentrations at Steady State (Ctrough ss) of EltrekibartWeek 12PK: Ctrough ss of Eltrekibart
PK: Ctrough ss of MirikizumabWeek 12PK: Ctrough ss of Mirikizumab

Countries

Argentina, Belgium, Canada, Colombia, Croatia, Czechia, Denmark, France, Germany, Greece, Hungary, Ireland, Italy, Japan, Latvia, Poland, Romania, Serbia, Spain, Turkey (Türkiye), United States

Contacts

CONTACTTrial questions or participation questions: 1-877-CTLILLY (1-877-285-4559) or
LillyTrials@Lilly.com1-317-615-4559
CONTACTPhysicians interested in becoming principal investigators please contact
clinical_inquiry_hub@lilly.com
STUDY_DIRECTORCall 1-877-CTLILLY (1-877-285-4559) or 1-317-615-4559 Mon - Fri 8 AM - 8 PM Eastern time (UTC/GMT - 5 hours, EST)

Eli Lilly and Company

Outcome results

None listed

Source: ClinicalTrials.gov · Data processed: Jul 31, 2026