deltatrials
Completed PHASE4 INTERVENTIONAL 1-arm NCT04504175

Ketamine for Older Adults Pilot

Precision Medicine With Ketamine for Older Adults With Treatment-resistant Depression: Pilot Study

Sponsor: Washington University School of Medicine

Interventions Ketamine
Updated 12 times since 2020 Last updated: Feb 10, 2023 Started: Oct 22, 2020 Primary completion: Nov 30, 2021 Completion: Mar 15, 2022
This information is for research purposes only and is not medical advice. Consult a healthcare provider before making any medical decision.

Listed as NCT04504175, this PHASE4 trial focuses on Geriatric Depression and Late Life Depression and remains completed. Sponsored by Washington University School of Medicine, it has been updated 12 times since 2020, reflecting substantial change activity. Mental health research at this phase helps define safety and dosing parameters for future study.

Status Flow

~Sep 2020 – ~Dec 2020 · 3 months · monthly snapshotNot Yet Recruiting~Dec 2020 – ~Jan 2021 · 31 days · monthly snapshotRecruiting~Jan 2021 – ~May 2021 · 4 months · monthly snapshotRecruiting~May 2021 – ~Sep 2021 · 4 months · monthly snapshotRecruiting~Sep 2021 – ~Dec 2021 · 3 months · monthly snapshotRecruiting~Dec 2021 – ~Mar 2022 · 3 months · monthly snapshotRecruiting~Mar 2022 – ~May 2022 · 2 months · monthly snapshotActive Not Recruiting~May 2022 – ~Mar 2023 · 10 months · monthly snapshotCompleted~Mar 2023 – ~Jul 2024 · 16 months · monthly snapshotCompleted~Jul 2024 – ~Sep 2024 · 2 months · monthly snapshotCompleted~Sep 2024 – ~Sep 2025 · 12 months · monthly snapshotCompleted~Sep 2025 – present · 10 months · monthly snapshotCompleted

Change History

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

    Completed PHASE4

  2. Sep 2024 — Sep 2025 [monthly]

    Completed PHASE4

  3. Jul 2024 — Sep 2024 [monthly]

    Completed PHASE4

  4. Mar 2023 — Jul 2024 [monthly]

    Completed PHASE4

  5. May 2022 — Mar 2023 [monthly]

    Completed PHASE4

    Status: Active Not RecruitingCompleted

Show 7 earlier versions
  1. Mar 2022 — May 2022 [monthly]

    Active Not Recruiting PHASE4

    Status: RecruitingActive Not Recruiting

  2. Dec 2021 — Mar 2022 [monthly]

    Recruiting PHASE4

  3. Sep 2021 — Dec 2021 [monthly]

    Recruiting PHASE4

  4. May 2021 — Sep 2021 [monthly]

    Recruiting PHASE4

  5. Jan 2021 — May 2021 [monthly]

    Recruiting PHASE4

  6. Dec 2020 — Jan 2021 [monthly]

    Recruiting PHASE4

    Status: Not Yet RecruitingRecruiting

  7. Sep 2020 — Dec 2020 [monthly]

    Not Yet Recruiting PHASE4

    First recorded

Eligibility Summary

No eligibility information available.

Contact Information

Sponsor contact:
  • Washington University School of Medicine
Data source: Washington University School of Medicine

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