Breast Cancer Treatment: Chemotherapy vs. Endocrine Therapy

We are studying the effectiveness of chemotherapy compared to endocrine therapy for women with ER-positive HER2-negative metastatic breast cancer. This trial focuses on patients with specific health markers to determine the best treatment option.

What diseases are being studied?

Health conditions and diseases that the clinical trial is designed to study and treat.

Who can participate in the clinical trial?

These questions help us understand your situation so we can let the trial team know whether you might be a potential match. This is not a medical evaluation and is not part of the official screening, the study doctor will make the final decision..

What medicines are being studied?

Medicines that are officially approved for use in the European Union and considered safe by EMA. These medicines are already on the market and may be tested for new conditions or populations.

Estrotep

What active substances are being studied?

Active substances that are officially approved for use in the European Union and considered safe by EMA. These substances are already on the market and may be tested for new conditions or populations.

Fluoroestradiol F-18
Fluoroestradiol F-18 is a radioactive tracer used in PET imaging to detect tumors with estrogen receptors, commonly in breast cancer.

Where is the clinical trial being conducted?

Locations and medical facilities where this clinical trial is currently recruiting or conducting research. Select the locations where you would like to participate.

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Institut Bergonie
Medical oncology
Bordeaux, France
Centre Francois Baclesse
Medical oncology
Caen, France
Institut Regional Du Cancer De Montpellier
Medical oncology
Grabels, France

Sponsor: Institut Curie
Last updated: Nov 27, 2025

Disclaimer: Parts of this content have been automatically extracted from the EU Clinical Trials registry. While we strive for accuracy, please always contact the trial site or sponsor directly for correct and official information before making any decisions about participation. View on EU Clinical Trials.