deltatrials
Completed OBSERVATIONAL NCT00534196

Implant Radiation Therapy Using Radioactive Iodine in Treating Patients With Localized Prostate Cancer (J-POPS)

Japanese Prostate Cancer Outcome Study by Permanent I-125 Seed Implantation [J-POPS]

Sponsor: Kurosawa Hospital

Updated 13 times since 2017 Last updated: Jun 22, 2023 Started: Jul 31, 2005 Primary completion: Nov 30, 2016 Completion: Dec 13, 2021
This information is for research purposes only and is not medical advice. Consult a healthcare provider before making any medical decision.

A observational or N/A phase clinical study on Prostate Cancer, this trial is completed. The trial is conducted by Kurosawa Hospital and has accumulated 13 data snapshots since 2005. Oncology trials at this stage typically focus on safety, tolerability, and early efficacy signals.

Status Flow

~Jan 2017 – ~Apr 2018 · 15 months · monthly snapshot~Apr 2018 – ~May 2018 · 30 days · monthly snapshot~May 2018 – ~Jun 2018 · 31 days · monthly snapshot~Jun 2018 – ~Jul 2019 · 13 months · monthly snapshot~Jul 2019 – ~Jul 2020 · 12 months · monthly snapshot~Jul 2020 – ~Sep 2020 · 2 months · monthly snapshot~Sep 2020 – ~Jan 2021 · 4 months · monthly snapshot~Jan 2021 – ~Jun 2022 · 17 months · monthly snapshot~Jun 2022 – ~Jul 2023 · 13 months · monthly snapshot~Jul 2023 – ~Jul 2024 · 12 months · monthly snapshot~Jul 2024 – ~Sep 2024 · 2 months · monthly snapshot~Sep 2024 – ~Sep 2025 · 12 months · monthly snapshot~Sep 2025 – present · 10 months · monthly snapshot

Change History

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

    Completed

  2. Sep 2024 — Sep 2025 [monthly]

    Completed

  3. Jul 2024 — Sep 2024 [monthly]

    Completed

  4. Jul 2023 — Jul 2024 [monthly]

    Completed

  5. Jun 2022 — Jul 2023 [monthly]

    Completed

    Status: Active Not RecruitingCompleted

Show 8 earlier versions
  1. Jan 2021 — Jun 2022 [monthly]

    Active Not Recruiting

  2. Sep 2020 — Jan 2021 [monthly]

    Active Not Recruiting

  3. Jul 2020 — Sep 2020 [monthly]

    Active Not Recruiting

  4. Jul 2019 — Jul 2020 [monthly]

    Active Not Recruiting

  5. Jun 2018 — Jul 2019 [monthly]

    Active Not Recruiting

  6. May 2018 — Jun 2018 [monthly]

    Active Not Recruiting

  7. Apr 2018 — May 2018 [monthly]

    Active Not Recruiting

    Phase: NANone

  8. Jan 2017 — Apr 2018 [monthly]

    Active Not Recruiting NA

    First recorded

Jul 2005

Trial started

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

Eligibility Summary

No eligibility information available.

Contact Information

Sponsor contact:
  • Kurosawa Hospital
  • Translational Research Center for Medical Innovation, Kobe, Hyogo, Japan
Data source: Translational Research Center for Medical Innovation, Kobe, Hyogo, Japan

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