deltatrials
Terminated PHASE2 INTERVENTIONAL 4-arm NCT04987307

Safety and Efficacy of Efavaleukin Alfa in Participants With Moderately to Severely Active Ulcerative Colitis

A Phase 2, Dose-finding, Randomized, Double-blind, Placebo-controlled, Multicenter Study to Evaluate the Safety and Efficacy of Efavaleukin Alfa Induction Therapy in Subjects With Moderately to Severely Active Ulcerative Colitis

Sponsor: Amgen

Updated 34 times since 2021 Last updated: Dec 19, 2025 Started: Jan 31, 2022 Primary completion: Oct 22, 2024 Completion: Oct 22, 2024
This information is for research purposes only and is not medical advice. Consult a healthcare provider before making any medical decision.

Terminated

The study was terminated due to meeting a prespecified futility rule and not related to any safety concerns.

Listed as NCT04987307, this PHASE2 trial focuses on Ulcerative Colitis and remains terminated or withdrawn. Sponsored by Amgen, it has been updated 34 times since 2022, reflecting substantial change activity. This study adds to the evidence base for this therapeutic area through structured, versioned documentation.

Status Flow

~Sep 2021 – ~Jan 2022 · 4 months · monthly snapshot~Jan 2022 – ~Feb 2022 · 31 days · monthly snapshot~Feb 2022 – ~Apr 2022 · 59 days · monthly snapshot~Apr 2022 – ~Jun 2022 · 2 months · monthly snapshot~Jun 2022 – ~Jul 2022 · 30 days · monthly snapshot~Jul 2022 – ~Sep 2022 · 2 months · monthly snapshot~Sep 2022 – ~Oct 2022 · 30 days · monthly snapshot~Oct 2022 – ~Dec 2022 · 2 months · monthly snapshot~Dec 2022 – ~Jan 2023 · 31 days · monthly snapshot~Jan 2023 – ~Feb 2023 · 31 days · monthly snapshot~Feb 2023 – ~Mar 2023 · 28 days · monthly snapshot~Mar 2023 – ~Apr 2023 · 31 days · monthly snapshot~Apr 2023 – ~May 2023 · 30 days · monthly snapshot~May 2023 – ~Jun 2023 · 31 days · monthly snapshot~Jun 2023 – ~Jul 2023 · 30 days · monthly snapshot~Jul 2023 – ~Aug 2023 · 31 days · monthly snapshot~Aug 2023 – ~Sep 2023 · 31 days · monthly snapshot~Sep 2023 – ~Oct 2023 · 30 days · monthly snapshot~Oct 2023 – ~Nov 2023 · 31 days · monthly snapshot~Nov 2023 – ~Dec 2023 · 30 days · monthly snapshot~Dec 2023 – ~Jan 2024 · 31 days · monthly snapshot~Jan 2024 – ~Feb 2024 · 31 days · monthly snapshot~Feb 2024 – ~Mar 2024 · 29 days · monthly snapshot~Mar 2024 – ~Apr 2024 · 31 days · monthly snapshot~Apr 2024 – ~May 2024 · 30 days · monthly snapshot~May 2024 – ~Jun 2024 · 31 days · monthly snapshot~Jun 2024 – ~Jul 2024 · 30 days · monthly snapshot~Jul 2024 – ~Aug 2024 · 31 days · monthly snapshot~Aug 2024 – ~Sep 2024 · 31 days · monthly snapshot~Sep 2024 – ~Oct 2024 · 30 days · monthly snapshot~Oct 2024 – ~Dec 2024 · 2 months · monthly snapshot~Dec 2024 – ~Sep 2025 · 9 months · monthly snapshot~Sep 2025 – ~Feb 2026 · 5 months · monthly snapshot~Feb 2026 – present · 6 months · monthly snapshot

Change History

34 versions recorded
  1. Feb 2026 — Present [monthly]

    Terminated PHASE2

  2. Sep 2025 — Feb 2026 [monthly]

    Terminated PHASE2

  3. Dec 2024 — Sep 2025 [monthly]

    Terminated PHASE2

    Status: Active Not RecruitingTerminated

  4. Oct 2024 — Dec 2024 [monthly]

    Active Not Recruiting PHASE2

    Status: RecruitingActive Not Recruiting

  5. Sep 2024 — Oct 2024 [monthly]

    Recruiting PHASE2

Show 29 earlier versions
  1. Aug 2024 — Sep 2024 [monthly]

    Recruiting PHASE2

  2. Jul 2024 — Aug 2024 [monthly]

    Recruiting PHASE2

  3. Jun 2024 — Jul 2024 [monthly]

    Recruiting PHASE2

  4. May 2024 — Jun 2024 [monthly]

    Recruiting PHASE2

  5. Apr 2024 — May 2024 [monthly]

    Recruiting PHASE2

  6. Mar 2024 — Apr 2024 [monthly]

    Recruiting PHASE2

  7. Feb 2024 — Mar 2024 [monthly]

    Recruiting PHASE2

  8. Jan 2024 — Feb 2024 [monthly]

    Recruiting PHASE2

  9. Dec 2023 — Jan 2024 [monthly]

    Recruiting PHASE2

  10. Nov 2023 — Dec 2023 [monthly]

    Recruiting PHASE2

  11. Oct 2023 — Nov 2023 [monthly]

    Recruiting PHASE2

  12. Sep 2023 — Oct 2023 [monthly]

    Recruiting PHASE2

  13. Aug 2023 — Sep 2023 [monthly]

    Recruiting PHASE2

  14. Jul 2023 — Aug 2023 [monthly]

    Recruiting PHASE2

  15. Jun 2023 — Jul 2023 [monthly]

    Recruiting PHASE2

  16. May 2023 — Jun 2023 [monthly]

    Recruiting PHASE2

  17. Apr 2023 — May 2023 [monthly]

    Recruiting PHASE2

  18. Mar 2023 — Apr 2023 [monthly]

    Recruiting PHASE2

  19. Feb 2023 — Mar 2023 [monthly]

    Recruiting PHASE2

  20. Jan 2023 — Feb 2023 [monthly]

    Recruiting PHASE2

  21. Dec 2022 — Jan 2023 [monthly]

    Recruiting PHASE2

  22. Oct 2022 — Dec 2022 [monthly]

    Recruiting PHASE2

  23. Sep 2022 — Oct 2022 [monthly]

    Recruiting PHASE2

  24. Jul 2022 — Sep 2022 [monthly]

    Recruiting PHASE2

  25. Jun 2022 — Jul 2022 [monthly]

    Recruiting PHASE2

  26. Apr 2022 — Jun 2022 [monthly]

    Recruiting PHASE2

    Status: Not Yet RecruitingRecruiting

  27. Feb 2022 — Apr 2022 [monthly]

    Not Yet Recruiting PHASE2

  28. Jan 2022 — Feb 2022 [monthly]

    Not Yet Recruiting PHASE2

  29. Sep 2021 — Jan 2022 [monthly]

    Not Yet Recruiting PHASE2

    First recorded

Eligibility Summary

No eligibility information available.

Contact Information

Sponsor contact:
  • Amgen
Data source: Amgen

For direct contact, visit the study record on ClinicalTrials.gov .