deltatrials
Completed PHASE2 INTERVENTIONAL 2-arm NCT03373604

Imaging Tau in Alzheimer's Disease and Normal Aging

Imaging Tau in Alzheimer's Disease and Normal Aging With 18F-MK-6240

Sponsor: National Institute on Aging (NIA)

Updated 12 times since 2017 Last updated: Apr 23, 2025 Started: Dec 11, 2017 Primary completion: May 11, 2022 Completion: May 11, 2022
This information is for research purposes only and is not medical advice. Consult a healthcare provider before making any medical decision.

Listed as NCT03373604, this PHASE2 trial focuses on Alzheimer Disease and remains completed. Sponsored by National Institute on Aging (NIA), it has been updated 12 times since 2017, reflecting substantial change activity. This study adds to the evidence base for this therapeutic area through structured, versioned documentation.

Status Flow

~Dec 2017 – ~Jan 2018 · 31 days · monthly snapshotRecruiting~Jan 2018 – ~Jun 2018 · 5 months · monthly snapshotEnrolling By Invitation~Jun 2018 – ~Jul 2018 · 30 days · monthly snapshotEnrolling By Invitation~Jul 2018 – ~Aug 2018 · 31 days · monthly snapshotEnrolling By Invitation~Aug 2018 – ~Sep 2019 · 13 months · monthly snapshotEnrolling By Invitation~Sep 2019 – ~Jan 2021 · 16 months · monthly snapshotEnrolling By Invitation~Jan 2021 – ~Sep 2021 · 8 months · monthly snapshotEnrolling By Invitation~Sep 2021 – ~Sep 2022 · 12 months · monthly snapshotRecruiting~Sep 2022 – ~Jul 2024 · 22 months · monthly snapshotCompleted~Jul 2024 – ~Sep 2024 · 2 months · monthly snapshotCompleted~Sep 2024 – ~Jun 2025 · 9 months · monthly snapshotCompleted~Jun 2025 – present · 13 months · monthly snapshotCompleted

Change History

12 versions recorded
  1. Jun 2025 — Present [monthly]

    Completed PHASE2

  2. Sep 2024 — Jun 2025 [monthly]

    Completed PHASE2

  3. Jul 2024 — Sep 2024 [monthly]

    Completed PHASE2

  4. Sep 2022 — Jul 2024 [monthly]

    Completed PHASE2

    Status: RecruitingCompleted

  5. Sep 2021 — Sep 2022 [monthly]

    Recruiting PHASE2

    Status: Enrolling By InvitationRecruiting

Show 7 earlier versions
  1. Jan 2021 — Sep 2021 [monthly]

    Enrolling By Invitation PHASE2

  2. Sep 2019 — Jan 2021 [monthly]

    Enrolling By Invitation PHASE2

  3. Aug 2018 — Sep 2019 [monthly]

    Enrolling By Invitation PHASE2

  4. Jul 2018 — Aug 2018 [monthly]

    Enrolling By Invitation PHASE2

  5. Jun 2018 — Jul 2018 [monthly]

    Enrolling By Invitation PHASE2

  6. Jan 2018 — Jun 2018 [monthly]

    Enrolling By Invitation PHASE2

    Status: RecruitingEnrolling By Invitation

  7. Dec 2017 — Jan 2018 [monthly]

    Recruiting PHASE2

    First recorded

Eligibility Summary

No eligibility information available.

Contact Information

Sponsor contact:
  • National Institute on Aging (NIA)
  • Patrick Lao
Data source: Columbia University

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

Study Locations