deltatrials
Terminated PHASE3 INTERVENTIONAL 2-arm NCT00078897

Selenium for Prevention of Adenomatous Colorectal Polyps

Phase III Study of the Effects of Selenium on Adenomatous Polyp Recurrence

Sponsor: National Cancer Institute (NCI)

Interventions Selenium
Updated 11 times since 2017 Last updated: Sep 3, 2019 Started: Jan 20, 2005 Primary completion: Jan 7, 2014 Completion: May 17, 2018
This information is for research purposes only and is not medical advice. Consult a healthcare provider before making any medical decision.

Terminated

Concluded - Terminated by PI

This PHASE3 trial investigates Adenomatous Colorectal Polyps and Colorectal Cancer and is currently terminated or withdrawn. National Cancer Institute (NCI) leads this study, which shows 11 recorded versions since 2005 — indicating substantial longitudinal coverage. As an oncology study, it adds to the longitudinal record of treatment development for this indication.

Status Flow

~Jan 2017 – ~Feb 2017 · 31 days · monthly snapshotActive Not Recruiting~Feb 2017 – ~Feb 2018 · 12 months · monthly snapshotActive Not Recruiting~Feb 2018 – ~Jun 2018 · 4 months · monthly snapshotUnknown Status~Jun 2018 – ~Dec 2018 · 6 months · monthly snapshotUnknown Status~Dec 2018 – ~Oct 2019 · 10 months · monthly snapshotTerminated~Oct 2019 – ~Jan 2021 · 15 months · monthly snapshotTerminated~Jan 2021 – ~Dec 2022 · 23 months · monthly snapshotTerminated~Dec 2022 – ~Jan 2023 · 31 days · monthly snapshotTerminated~Jan 2023 – ~Jul 2024 · 18 months · monthly snapshotTerminated~Jul 2024 – ~Sep 2024 · 2 months · monthly snapshotTerminated~Sep 2024 – present · 21 months · monthly snapshotTerminated

Change History

11 versions recorded
  1. Sep 2024 — Present [monthly]

    Terminated PHASE3

  2. Jul 2024 — Sep 2024 [monthly]

    Terminated PHASE3

  3. Jan 2023 — Jul 2024 [monthly]

    Terminated PHASE3

  4. Dec 2022 — Jan 2023 [monthly]

    Terminated PHASE3

  5. Jan 2021 — Dec 2022 [monthly]

    Terminated PHASE3

Show 6 earlier versions
  1. Oct 2019 — Jan 2021 [monthly]

    Terminated PHASE3

  2. Dec 2018 — Oct 2019 [monthly]

    Terminated PHASE3

    Status: Unknown StatusTerminated

  3. Jun 2018 — Dec 2018 [monthly]

    Unknown Status PHASE3

  4. Feb 2018 — Jun 2018 [monthly]

    Unknown Status PHASE3

    Status: Active Not RecruitingUnknown Status

  5. Feb 2017 — Feb 2018 [monthly]

    Active Not Recruiting PHASE3

  6. Jan 2017 — Feb 2017 [monthly]

    Active Not Recruiting PHASE3

    First recorded

Jan 2005

Trial started

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

Eligibility Summary

No eligibility information available.

Contact Information

Sponsor contact:
  • National Cancer Institute (NCI)
  • University of Arizona
Data source: University of Arizona

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