deltatrials
Active Not Recruiting PHASE2 INTERVENTIONAL 3-arm NCT04619420

A Study of JNJ-63733657 in Participants With Early Alzheimer's Disease (Autonomy)

A Randomized, Double-blind, Placebo-controlled, Parallel-group, Multicenter Study With a Long-Term Extension Treatment Period to Assess the Efficacy and Safety of JNJ-63733657, an Anti-tau Monoclonal Antibody, in Participants With Early Alzheimer's Disease

Sponsor: Janssen Research & Development, LLC

Updated 53 times since 2020 Last updated: Feb 12, 2026 Started: Jan 6, 2021 Primary completion: Oct 17, 2025 Completion: Mar 8, 2026
This information is for research purposes only and is not medical advice. Consult a healthcare provider before making any medical decision.

Listed as NCT04619420, this PHASE2 trial focuses on Alzheimer Disease and Cognitive Dysfunction and remains ongoing. Sponsored by Janssen Research & Development, LLC, it has been updated 53 times since 2021, reflecting substantial change activity. This study adds to the evidence base for this therapeutic area through structured, versioned documentation.

Status Flow

~Dec 2020 – ~Jan 2021 · 31 days · monthly snapshot~Jan 2021 – ~Feb 2021 · 31 days · monthly snapshot~Feb 2021 – ~Mar 2021 · 28 days · monthly snapshot~Mar 2021 – ~Apr 2021 · 31 days · monthly snapshot~Apr 2021 – ~May 2021 · 30 days · monthly snapshot~May 2021 – ~Jun 2021 · 31 days · monthly snapshot~Jun 2021 – ~Sep 2021 · 3 months · monthly snapshot~Sep 2021 – ~Nov 2021 · 2 months · monthly snapshot~Nov 2021 – ~Dec 2021 · 30 days · monthly snapshot~Dec 2021 – ~Jan 2022 · 31 days · monthly snapshot~Jan 2022 – ~Feb 2022 · 31 days · monthly snapshot~Feb 2022 – ~Mar 2022 · 28 days · monthly snapshot~Mar 2022 – ~Apr 2022 · 31 days · monthly snapshot~Apr 2022 – ~May 2022 · 30 days · monthly snapshot~May 2022 – ~Jun 2022 · 31 days · monthly snapshot~Jun 2022 – ~Jul 2022 · 30 days · monthly snapshot~Jul 2022 – ~Sep 2022 · 2 months · monthly snapshot~Sep 2022 – ~Nov 2022 · 2 months · monthly snapshot~Nov 2022 – ~Dec 2022 · 30 days · 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 – ~Dec 2023 · 3 months · 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 – ~Jun 2024 · 2 months · 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 – ~Nov 2024 · 31 days · monthly snapshot~Nov 2024 – ~Jan 2025 · 2 months · monthly snapshot~Jan 2025 – ~Feb 2025 · 31 days · monthly snapshot~Feb 2025 – ~Mar 2025 · 28 days · monthly snapshot~Mar 2025 – ~Apr 2025 · 31 days · monthly snapshot~Apr 2025 – ~May 2025 · 30 days · monthly snapshot~May 2025 – ~Jun 2025 · 31 days · monthly snapshot~Jun 2025 – ~Aug 2025 · 2 months · monthly snapshot~Aug 2025 – ~Sep 2025 · 31 days · monthly snapshot~Sep 2025 – ~Oct 2025 · 30 days · monthly snapshot~Oct 2025 – ~Nov 2025 · 31 days · monthly snapshot~Nov 2025 – ~Dec 2025 · 30 days · monthly snapshot~Dec 2025 – ~Jan 2026 · 31 days · monthly snapshot~Jan 2026 – ~Feb 2026 · 31 days · monthly snapshot~Feb 2026 – present · 6 months · monthly snapshot

Change History

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

    Active Not Recruiting PHASE2

  2. Jan 2026 — Feb 2026 [monthly]

    Active Not Recruiting PHASE2

  3. Dec 2025 — Jan 2026 [monthly]

    Active Not Recruiting PHASE2

  4. Nov 2025 — Dec 2025 [monthly]

    Active Not Recruiting PHASE2

  5. Oct 2025 — Nov 2025 [monthly]

    Active Not Recruiting PHASE2

Show 48 earlier versions
  1. Sep 2025 — Oct 2025 [monthly]

    Active Not Recruiting PHASE2

  2. Aug 2025 — Sep 2025 [monthly]

    Active Not Recruiting PHASE2

  3. Jun 2025 — Aug 2025 [monthly]

    Active Not Recruiting PHASE2

  4. May 2025 — Jun 2025 [monthly]

    Active Not Recruiting PHASE2

  5. Apr 2025 — May 2025 [monthly]

    Active Not Recruiting PHASE2

  6. Mar 2025 — Apr 2025 [monthly]

    Active Not Recruiting PHASE2

  7. Feb 2025 — Mar 2025 [monthly]

    Active Not Recruiting PHASE2

  8. Jan 2025 — Feb 2025 [monthly]

    Active Not Recruiting PHASE2

  9. Nov 2024 — Jan 2025 [monthly]

    Active Not Recruiting PHASE2

  10. Oct 2024 — Nov 2024 [monthly]

    Active Not Recruiting PHASE2

  11. Sep 2024 — Oct 2024 [monthly]

    Active Not Recruiting PHASE2

  12. Aug 2024 — Sep 2024 [monthly]

    Active Not Recruiting PHASE2

  13. Jul 2024 — Aug 2024 [monthly]

    Active Not Recruiting PHASE2

  14. Jun 2024 — Jul 2024 [monthly]

    Active Not Recruiting PHASE2

  15. Apr 2024 — Jun 2024 [monthly]

    Active Not Recruiting PHASE2

  16. Mar 2024 — Apr 2024 [monthly]

    Active Not Recruiting PHASE2

  17. Feb 2024 — Mar 2024 [monthly]

    Active Not Recruiting PHASE2

  18. Jan 2024 — Feb 2024 [monthly]

    Active Not Recruiting PHASE2

  19. Dec 2023 — Jan 2024 [monthly]

    Active Not Recruiting PHASE2

    Status: RecruitingActive Not Recruiting

  20. Sep 2023 — Dec 2023 [monthly]

    Recruiting PHASE2

  21. Aug 2023 — Sep 2023 [monthly]

    Recruiting PHASE2

  22. Jul 2023 — Aug 2023 [monthly]

    Recruiting PHASE2

  23. Jun 2023 — Jul 2023 [monthly]

    Recruiting PHASE2

  24. May 2023 — Jun 2023 [monthly]

    Recruiting PHASE2

  25. Apr 2023 — May 2023 [monthly]

    Recruiting PHASE2

  26. Mar 2023 — Apr 2023 [monthly]

    Recruiting PHASE2

  27. Feb 2023 — Mar 2023 [monthly]

    Recruiting PHASE2

  28. Jan 2023 — Feb 2023 [monthly]

    Recruiting PHASE2

  29. Dec 2022 — Jan 2023 [monthly]

    Recruiting PHASE2

  30. Nov 2022 — Dec 2022 [monthly]

    Recruiting PHASE2

  31. Sep 2022 — Nov 2022 [monthly]

    Recruiting PHASE2

  32. Jul 2022 — Sep 2022 [monthly]

    Recruiting PHASE2

  33. Jun 2022 — Jul 2022 [monthly]

    Recruiting PHASE2

  34. May 2022 — Jun 2022 [monthly]

    Recruiting PHASE2

  35. Apr 2022 — May 2022 [monthly]

    Recruiting PHASE2

  36. Mar 2022 — Apr 2022 [monthly]

    Recruiting PHASE2

  37. Feb 2022 — Mar 2022 [monthly]

    Recruiting PHASE2

  38. Jan 2022 — Feb 2022 [monthly]

    Recruiting PHASE2

  39. Dec 2021 — Jan 2022 [monthly]

    Recruiting PHASE2

  40. Nov 2021 — Dec 2021 [monthly]

    Recruiting PHASE2

  41. Sep 2021 — Nov 2021 [monthly]

    Recruiting PHASE2

  42. Jun 2021 — Sep 2021 [monthly]

    Recruiting PHASE2

  43. May 2021 — Jun 2021 [monthly]

    Recruiting PHASE2

  44. Apr 2021 — May 2021 [monthly]

    Recruiting PHASE2

  45. Mar 2021 — Apr 2021 [monthly]

    Recruiting PHASE2

    Status: Not Yet RecruitingRecruiting

  46. Feb 2021 — Mar 2021 [monthly]

    Not Yet Recruiting PHASE2

  47. Jan 2021 — Feb 2021 [monthly]

    Not Yet Recruiting PHASE2

  48. Dec 2020 — Jan 2021 [monthly]

    Not Yet Recruiting PHASE2

    First recorded

Eligibility Summary

No eligibility information available.

Contact Information

Sponsor contact:
  • Janssen Research & Development, LLC
Data source: Janssen Research & Development, LLC

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