Long-term Safety and Efficacy of Efavaleukin Alfa in Participants With Moderately to Severely Active Ulcerative Colitis
Public ClinicalTrials.gov record NCT05672199. Field values are reproduced from the official study page; the official ClinicalTrials.gov record remains the source of truth for eligibility, enrollment, and contact information.
Data is sourced from official ClinicalTrials.gov public API records. Always review the official ClinicalTrials.gov record for the latest information.
Official title
A Phase 2 Long-Term Extension (LTE) Study to Evaluate The Safety and Efficacy of Efavaleukin Alfa in Subjects With Moderately to Severely Active Ulcerative Colitis
Brief summary
Reproduced verbatim from the official ClinicalTrials.gov record. Not medical advice.
The primary objective of this study is to evaluate the long-term safety and tolerability of efavaleukin alfa in participants with moderate to severe ulcerative colitis (UC).
Study identification
- NCT ID
- NCT05672199
- Recruitment status
- Terminated
- Study type
- Interventional
- Phase
- Phase 2
- Enrollment
- 25 participants
Conditions and interventions
Conditions
Eligibility (public fields only)
- Age range
- 18 Years to 80 Years
- Sex
- All
- Healthy volunteers
- Healthy volunteers not accepted
This page does not interpret eligibility. Detailed inclusion and exclusion criteria are on the official ClinicalTrials.gov record.
Study timeline
- Start date
- Apr 27, 2023
- Primary completion
- Oct 30, 2024
- Completion
- Oct 30, 2024
- Last update posted
- Oct 14, 2025
2023 – 2024
United States locations
- U.S. sites
- 3
- U.S. states
- 3
- U.S. cities
- 3
| Facility | City | State | ZIP | Site status |
|---|---|---|---|---|
| Santa Maria Gastroenterology Medical Group | Santa Maria | California | 93458 | — |
| Indian Health Service Health Research | Kissimmee | Florida | 34741 | — |
| University of Kansas Medical Center | Kansas City | Kansas | 66160 | — |
Site contact phone numbers, emails, and investigator names are intentionally not displayed here. Open the official ClinicalTrials.gov record for site contact information.
Non-U.S. locations
This page focuses on the U.S. directory. The official record also lists 22 non-U.S. sites.
About this trial record page
- What this page shows
- Public field values for ClinicalTrials.gov record NCT05672199, including study identification, conditions, interventions, eligibility (age, sex, healthy volunteer), timeline, and U.S. site list.
- What this page does not do
- No medical advice, eligibility judgments, treatment recommendations, study quality scoring, or AI-generated medical summaries. No site contact phone numbers, emails, or investigator names.
- Where the data comes from
- Sourced from the official ClinicalTrials.gov public API. The official record is the source of truth.
- Last refresh
- Last update posted Oct 14, 2025 · Synced Sep 24, 2026
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Open the official record
The complete protocol, eligibility criteria, and contact information for NCT05672199 live on ClinicalTrials.gov.