Study of Estrogen Levels in Premenopausal Women Who Have Undergone Surgery for Breast Cancer and Are Receiving Triptorelin and Tamoxifen Citrate or Exemestane on Clinical Trial IBCSG 24-02 (SOFT-EST)
A Substudy of the IBCSG 24-02/ SOFT Trial to Investigate Estrogen Suppression for Patients Participating in Arms B and C of the IBCSG 24-02/ SOFT Trial
Sponsor: ETOP IBCSG Partners Foundation
A NA clinical study on Breast Cancer, this trial is completed. The trial is conducted by ETOP IBCSG Partners Foundation and has accumulated 11 data snapshots since 2008. Oncology trials at this stage typically focus on safety, tolerability, and early efficacy signals.
Status Flow
Change History
11 versions recorded-
Sep 2025 — Present [monthly]
Completed NA
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Sep 2024 — Sep 2025 [monthly]
Completed NA
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Jul 2024 — Sep 2024 [monthly]
Completed NA
-
Oct 2022 — Jul 2024 [monthly]
Completed NA
-
Nov 2021 — Oct 2022 [monthly]
Completed NA
▶ Show 6 earlier versions
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Jan 2021 — Nov 2021 [monthly]
Completed NA
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May 2019 — Jan 2021 [monthly]
Completed NA
Status: Active Not Recruiting → Completed
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Apr 2019 — May 2019 [monthly]
Active Not Recruiting NA
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Jun 2018 — Apr 2019 [monthly]
Active Not Recruiting NA
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Aug 2017 — Jun 2018 [monthly]
Active Not Recruiting NA
Phase: PHASE3 → NA
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Jan 2017 — Aug 2017 [monthly]
Active Not Recruiting PHASE3
First recorded
Nov 2008
Trial started
Per CT.gov start date — pre-dates our first snapshot
Eligibility Summary
No eligibility information available.
Contact Information
- ETOP IBCSG Partners Foundation
For direct contact, visit the study record on ClinicalTrials.gov .
Study Locations
Barcelona, Spain , Budapest, Hungary , Chur, Switzerland , Gothenburg, Sweden , Las Palmas de Gran Canaria, Spain , Lausanne, Switzerland , Lima, Peru , Lisbon, Portugal , Lleida, Spain , Madrid, Spain and 9 more locations