Fertility Preservation for Breast Cancer: Tamoxifen and Ovarian Stimulation

We are studying whether combining Tamoxifen with ovarian stimulation can help women with breast cancer collect healthy eggs before chemotherapy. This may support their chances of having children in the future.

Efficacy phase (II)No Placebo Standard Medicines Oral InjectionGynecology and ObstetricsOncology

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.

Cetrotide

Cetrotide is a medicine used during fertility treatments to prevent the ovaries from releasing eggs too early.

Nolvadex

Nolvadex is a medicine used to treat and help prevent certain types of breast cancer.

Ovitrelle

Ovitrelle is a medicine used in fertility treatments to trigger ovulation and help release mature eggs for conception or IVF.

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.

Cetrorelix

Cetrorelix is a substance that prevents premature ovulation by blocking certain hormones during fertility treatments.

Choriogonadotropin Alfa

Choriogonadotropin alfa is a substance that triggers ovulation and supports fertility treatments by mimicking a natural reproductive hormone.

Follitropin Beta

Follitropin beta is a hormone substance used to stimulate the ovaries to produce eggs during fertility treatments.

What similar medicines might you know?

Don't worry if you don't know the medicines tested in the trial. There is a chance you have heard about the similar medicines. Check the list below to see if you are familiar with any of them.

Adifen 10mg

Cetrorelix Edest Intas Third Party Sales 2005

Cetrorelix Sun

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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Centre Hospitalier Universitaire D'Angers

Gynecologie

Angers, France

Institut De Cancerologie De L Ouest

Oncology

Angers, France

Institut De Cancerologie De L Ouest

Gynecologie

Avignon, France

Sponsor: Institut De Cancerologie De L Ouest

Last updated: Nov 26, 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.