Elacestrant + Everolimus in Patients ER+/HER2-, ESR1mut, Advanced Breast Cancer Progressing to ET and CDK4/6i.

PHASE3RecruitingINTERVENTIONAL
Enrollment

240

Participants

Timeline

Start Date

December 5, 2024

Primary Completion Date

September 30, 2027

Study Completion Date

April 30, 2028

Conditions
Advanced Breast CancerER-positive Breast CancerHER2-negative Breast CancerESR1 Gene Mutation
Interventions
DRUG

Everolimus

Patients will receive 7.5 mg of everolimus orally once daily.

DRUG

Elacestrant

Patients will receive elacestrant 345 mg orally once daily

DRUG

Placebo

Patients will receive placebo orally once daily

DRUG

Auxiliary Medicinal Product - Dexamethasone

10 mL of alcohol-free dexamethasone 0.5 mg per 5 mL mouthwashes (swish for 2 min and spit, four times daily for 8 weeks). After 8 weeks, dexamethasone mouthwash could be continued for up to eight additional weeks at the discretion of the clinician and patient. Used for prevention of treatment-induced stomatitis.

DRUG

Auxiliary Medicinal Product - Luteinizing hormone-releasing hormone (LHRH) analogues

According to clinical practice (for premenopausal/perimenopausal patients and male patients in both treatment arms). Used to suppress estrogen production.

Trial Locations (68)

Unknown

RECRUITING

Medizinische Universität Innsbruck, Innsbruck

RECRUITING

Ordensklinikum Linz Barmherzige Schwestern, Linz

RECRUITING

Ordination Priv.-Doz. Dr. Michael Hubalek, Schwaz

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Masaryk Memorial Cancer Institute, Brno

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Multiscan Nemocnice Horovice, Hořovice

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Polyclinique Bordeaux Nord Aquitaine, Bordeau

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Centre Georges François Leclerc, Dijon

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CHU Lyon Sud, Lyon

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Hospital prive des Cotes d'Amor, Plérin

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CHU Saint Etienne, Saint-Priest-en-Jarez

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IUCT Oncopole, Toulouse

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Institute de Cancerologie de Lorraine - Nancy, Vandœuvre-lès-Nancy

RECRUITING

MVZ II der Niels Stensen Kliniken, Georgsmarienhütte

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Klinikum Worms - Frauenklinik, Worms

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University General Hospital Alexandroupoli, Alexandroupoli

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251 Air Force General Hospital, Athens

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Aretaeio Hospital, Athens

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Attikon University Hospital, Athens

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Metropolitan General Hospital 4th department, Athens

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University General Hospital of Heraklion, Heraklion

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University General Hospital of Larissa, Larissa

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Metropolitan Hospital Greece 1st department, Piraeus

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EU Interbalkan Medical Center, Thessaloniki

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Ospedali Riuniti Livorno, Livorno

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Instituto Europeo di Oncologia, Milan

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Azienda Ospedaliero- Universitaria Maggiore Della Carita, Novara

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Centro Oncológico de Galicia, A Coruña

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Complejo Hospitalario Universitario de Santiago (CHUS), A Coruña

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Hospital General Universitario Dr. Balmis (Alicante), Alicante

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Hospital Universitario San Juan de Alicante, Alicante

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Institut Català d' Oncologia Badalona (ICO), Badalona

RECRUITING

Hospital Clínic i Provincial de Barcelona, Barcelona

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Hospital del Mar, Barcelona

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Hospital Universitari Dexeus, Barcelona

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Hospital Universitari Vall D'Hebron, Barcelona

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Hospital Universitario de Basurto, Bilbao

RECRUITING

Hospital Universitario de Burgos, Burgos

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Hospital Provincial de Castellón, Castellon

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Hospital San Pedro de Alcántara, Cáceres

RECRUITING

Hospital Universitario Clínico San Cecilio de Granada, Granada

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Complejo Hospitalario de Jaén, Jaén

RECRUITING

Hospital Universitario Insular de Gran Canaria, Las Palmas de Gran Canaria

RECRUITING

Hospital Universitario de León, León

RECRUITING

Hospital Universitario Arnau de Vilanova de Lleida, Lleida

RECRUITING

Hospital Beata María Ana, Madrid

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Hospital Universitario Doce de Octubre, Madrid

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Hospital Universitario La Paz, Madrid

RECRUITING

Hospital Universitario Puerta de Hierro Majadahonda, Madrid

RECRUITING

Hospital Universitario Ramón y Cajal, Madrid

RECRUITING

Hospital Universitario Sanchinarro-START-CIOCC, Madrid

RECRUITING

MD Anderson Cancer Center Madrid, Madrid

RECRUITING

Hospital Clínico Universitario Virgen de la Arrixaca, Murcia

RECRUITING

Hospital Universitari Son Espases, Palma de Mallorca

RECRUITING

Hospitalario Universitario de Navarra, Pamplona

RECRUITING

Hospital Universitario de Canarias, Santa Cruz de Tenerife

RECRUITING

Hospital Quirónsalud Sagrado Corazón, Seville

RECRUITING

Hospital Universitario Virgen del Rocío, Seville

RECRUITING

Hospital Universitario Virgen Macarena, Seville

RECRUITING

Hospital Universitari Sant Joan de Reus, Tarragona

RECRUITING

Hospital Universitario Marqués de Valdecilla, Valdecilla

RECRUITING

Consorci Hospital General Universitari de València, Valencia

RECRUITING

Hospital Arnau de Vilanova de Valencia, Valencia

RECRUITING

Hospital Clínico Universitario de Valencia, Valencia

RECRUITING

Hospital Universitario La Ribera - Alzira, Valencia

RECRUITING

Hospital Clínico Universitario Lozano Blesa, Zaragoza

RECRUITING

Barts Health NHS Trust, London

RECRUITING

Royal Cornwall Hospital NHS Trust, Truro

RECRUITING

Genesis Cancer Care UK, Waterlooville

All Listed Sponsors
collaborator

Stemline Therapeutics, Inc.

INDUSTRY

lead

MedSIR

OTHER