← Eichor
Study identifier: NCT05739591 Synced from ClinicalTrials.gov · July 29, 2026
● Recruiting

Long-term Safety and Efficacy of GBG Study Participants

Condition: Breast Cancer  ·  Sponsor: GBG Forschungs GmbH

PhaseN/A
Planned participants400
Who can joinAll sexes, 18 Years to no upper limit
Healthy volunteersNo

About this study

The ETERNITY study is an international, multicenter, observational study that aims to follow up patients who have participated in a GBG trial for early breast cancer, even after the study has officially ended, in order to collect long-term data on survival, late or delayed adverse events, in addition to information related to pregnancy, fertility and other parameters impacting quality of life.

This description comes directly from the study's public registry record.

Talk to the study team

Thomas Ballhausen, Dr.  ·  0049610274800  ·  eternity@gbg.de

Always discuss trial participation with your own doctor first.

Locations (3)

MUI - Univ. Klinik f. Frauenheilkunde InnsbruckInnsbruck, AustriaRecruiting
Ordensklinikum Linz GmbH - BHSLinz, AustriaRecruiting
LKH Salzburg - PMUSalzburg, AustriaRecruiting

Follow this study

Get one email when the public record changes — results posted, or the study's status changes. Nothing else, ever.

We email about this public record only. Unsubscribe anytime with one click. Never medical advice.

Is this your study? This page was generated automatically from the public registry record. Sponsors can claim it — free — to add branding and verified contact routing. Claim this page →

This page is independently generated by Eichor from the public ClinicalTrials.gov record and re-synced daily. It is not the sponsor's official website unless claimed. Nothing here is medical advice; eligibility is always determined by the study team — talk to your own doctor first.

Source record: clinicaltrials.gov/study/NCT05739591