deltatrials
Completed PHASE3 INTERVENTIONAL 2-arm NCT00003653

Hormone Therapy in Treating Patients With Rising PSA Levels Following Radiation Therapy for Prostate Cancer

A Phase III Randomized Trial Comparing Intermittent Versus Continuous Androgen Suppression for Patients With Prostate-Specific-Antigen Progression in the Clinical Absence of Distant Metastases Following Radiotherapy for Prostate Cancer

Sponsor: NCIC Clinical Trials Group

Updated 10 times since 2017 Last updated: Jun 21, 2021 Started: Jan 5, 1999 Primary completion: Oct 4, 2010 Completion: Jan 10, 2013
This information is for research purposes only and is not medical advice. Consult a healthcare provider before making any medical decision.

Listed as NCT00003653, this PHASE3 trial focuses on Prostate Cancer and remains completed. Sponsored by NCIC Clinical Trials Group, it has been updated 10 times since 1999, reflecting substantial change activity. This study contributes to the evolving evidence base for cancer treatment protocols.

Status Flow

~Jan 2017 – ~Feb 2017 · 31 days · monthly snapshotCompleted~Feb 2017 – ~Jun 2018 · 16 months · monthly snapshotCompleted~Jun 2018 – ~May 2020 · 23 months · monthly snapshotCompleted~May 2020 – ~Jan 2021 · 8 months · monthly snapshotCompleted~Jan 2021 – ~Sep 2021 · 8 months · monthly snapshotCompleted~Sep 2021 – ~May 2023 · 20 months · monthly snapshotCompleted~May 2023 – ~Jul 2024 · 14 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

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

    Completed PHASE3

  2. Sep 2024 — Sep 2025 [monthly]

    Completed PHASE3

  3. Jul 2024 — Sep 2024 [monthly]

    Completed PHASE3

  4. May 2023 — Jul 2024 [monthly]

    Completed PHASE3

  5. Sep 2021 — May 2023 [monthly]

    Completed PHASE3

Show 5 earlier versions
  1. Jan 2021 — Sep 2021 [monthly]

    Completed PHASE3

  2. May 2020 — Jan 2021 [monthly]

    Completed PHASE3

  3. Jun 2018 — May 2020 [monthly]

    Completed PHASE3

  4. Feb 2017 — Jun 2018 [monthly]

    Completed PHASE3

  5. Jan 2017 — Feb 2017 [monthly]

    Completed PHASE3

    First recorded

Jan 1999

Trial started

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

Eligibility Summary

No eligibility information available.

Contact Information

Sponsor contact:
  • NCIC Clinical Trials Group
  • National Cancer Institute (NCI)
  • SWOG Cancer Research Network
Data source: Canadian Cancer Trials Group

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