deltatrials
Completed NA INTERVENTIONAL 2-arm NCT01505465

Study of Melatonin on Sleep, Pain, and Confusion After Joint Replacement Surgery

Effects of Perioperative Melatonin on Sleep, Pain, and Confusion After Joint Replacement Surgery

Sponsor: Hospital for Special Surgery, New York

Conditions Confusion Delirium Postoperative Pain Sleep
Interventions Melatonin Placebo
Updated 9 times since 2017 Last updated: Apr 19, 2022 Started: Feb 29, 2012 Primary completion: Jun 30, 2013 Completion: Jun 30, 2013
This information is for research purposes only and is not medical advice. Consult a healthcare provider before making any medical decision.

Listed as NCT01505465, this NA trial focuses on Confusion and Delirium and remains completed. Sponsored by Hospital for Special Surgery, New York, it has been updated 9 times since 2012, reflecting limited change activity. This study adds to the evidence base for this therapeutic area through structured, versioned documentation.

Status Flow

~Jan 2017 – ~Sep 2017 · 8 months · monthly snapshotCompleted~Sep 2017 – ~Jun 2018 · 9 months · monthly snapshotCompleted~Jun 2018 – ~Jan 2021 · 31 months · monthly snapshotCompleted~Jan 2021 – ~Jun 2022 · 17 months · monthly snapshotCompleted~Jun 2022 – ~Dec 2022 · 6 months · monthly snapshotCompleted~Dec 2022 – ~Jan 2023 · 31 days · monthly snapshotCompleted~Jan 2023 – ~Jul 2024 · 18 months · monthly snapshotCompleted~Jul 2024 – ~Sep 2024 · 2 months · monthly snapshotCompleted~Sep 2024 – present · 22 months · monthly snapshotCompleted

Change History

9 versions recorded

  1. Sep 2024 — Present [monthly]

    Completed NA

  2. Jul 2024 — Sep 2024 [monthly]

    Completed NA

  3. Jan 2023 — Jul 2024 [monthly]

    Completed NA

  4. Dec 2022 — Jan 2023 [monthly]

    Completed NA

  5. Jun 2022 — Dec 2022 [monthly]

    Completed NA

▶ Show 4 earlier versions

  1. Jan 2021 — Jun 2022 [monthly]

    Completed NA

  2. Jun 2018 — Jan 2021 [monthly]

    Completed NA

  3. Sep 2017 — Jun 2018 [monthly]

    Completed NA

  4. Jan 2017 — Sep 2017 [monthly]

    Completed NA

    First recorded

Feb 2012

Trial started

Per CT.gov start date — pre-dates our first snapshot

Eligibility Summary

No eligibility information available.

Contact Information

Sponsor contact:
  • Hospital for Special Surgery, New York
Data source: Hospital for Special Surgery, New York

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

Study Locations