deltatrials
Completed PHASE3 INTERVENTIONAL 2-arm NCT00301457

Different Durations of Adjuvant Anastrozole Therapy After 2 to 3 Years Tamoxifen Therapy in Breast Cancer (DATA)

A Prospective Randomised, Open, Multicentre, Phase III Study to Assess Different Durations of Anastrozole Therapy After 2 to 3 Years Tamoxifen as Adjuvant Therapy in Postmenopausal Women With Breast Cancer.

Sponsor: Maastricht University Medical Center

Conditions Breast Cancer
Interventions Anastrozole
Updated 13 times since 2017 Last updated: Feb 17, 2023 Started: Jun 30, 2006 Primary completion: Apr 30, 2022 Completion: Apr 30, 2022
This information is for research purposes only and is not medical advice. Consult a healthcare provider before making any medical decision.

Listed as NCT00301457, this PHASE3 trial focuses on Breast Cancer and remains completed. Sponsored by Maastricht University Medical Center, it has been updated 13 times since 2006, 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 snapshot~Feb 2017 – ~Jul 2017 · 5 months · monthly snapshot~Jul 2017 – ~May 2018 · 10 months · monthly snapshot~May 2018 – ~Jun 2018 · 31 days · monthly snapshot~Jun 2018 – ~Oct 2018 · 4 months · monthly snapshot~Oct 2018 – ~Sep 2020 · 23 months · monthly snapshot~Sep 2020 – ~Jan 2021 · 4 months · monthly snapshot~Jan 2021 – ~Nov 2022 · 22 months · monthly snapshot~Nov 2022 – ~Mar 2023 · 4 months · monthly snapshot~Mar 2023 – ~Jul 2024 · 16 months · monthly snapshot~Jul 2024 – ~Sep 2024 · 2 months · monthly snapshot~Sep 2024 – ~Sep 2025 · 12 months · monthly snapshot~Sep 2025 – present · 11 months · monthly snapshot

Change History

13 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. Mar 2023 — Jul 2024 [monthly]

    Completed PHASE3

    Status: Unknown StatusCompleted

  5. Nov 2022 — Mar 2023 [monthly]

    Unknown Status PHASE3

    Status: Active Not RecruitingUnknown Status

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

    Active Not Recruiting PHASE3

  2. Sep 2020 — Jan 2021 [monthly]

    Active Not Recruiting PHASE3

  3. Oct 2018 — Sep 2020 [monthly]

    Active Not Recruiting PHASE3

  4. Jun 2018 — Oct 2018 [monthly]

    Active Not Recruiting PHASE3

  5. May 2018 — Jun 2018 [monthly]

    Active Not Recruiting PHASE3

  6. Jul 2017 — May 2018 [monthly]

    Active Not Recruiting PHASE3

    Status: CompletedActive Not Recruiting

  7. Feb 2017 — Jul 2017 [monthly]

    Completed PHASE3

  8. Jan 2017 — Feb 2017 [monthly]

    Completed PHASE3

    First recorded

Jun 2006

Trial started

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

Eligibility Summary

No eligibility information available.

Contact Information

Sponsor contact:
  • Maastricht University Medical Center
Data source: Maastricht University Medical Center

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