Trastuzumab + Alpelisib +/- Fulvestrant vs Trastuzumab + CT in Patients With PIK3CA Mutated Previously Treated HER2+ Advanced BrEasT Cancer (ALPHABET)

PHASE3Active, not recruitingINTERVENTIONAL
Enrollment

27

Participants

Timeline

Start Date

September 14, 2021

Primary Completion Date

June 30, 2026

Study Completion Date

June 30, 2026

Conditions
Advanced Breast Cancer
Interventions
BIOLOGICAL

Trastuzumab

"6 mg/kg IV every 3 weeks (3-weekly schedule), or 4 mg/kg IV loading dose, followed by 2mg/kg IV weekly (weekly schedule)\*, or 600 mg SC every 3 weeks.~\* If using trastuzumab IV, a loading dose of 8 mg/kg (for the 3-weekly schedule), or 4 mg/kg (for the weekly schedule) is necessary if more than 6 weeks have passed since the previous trastuzumab dose."

DRUG

Alpelisib

300 mg oral once daily.

DRUG

Fulvestrant

500 mg intramuscular every 4 weeks plus loading dose on day 15 cycle 1.

DRUG

Vinorelbine

Oral (60 mg/m2) or IV (25 or 30 mg/m2 per investigator preference) on days 1 and 8, every 3 weeks.

DRUG

Capecitabine

1250 or 1000 mg/m2 (per investigator preference) twice a day (BID) oral, 2 weeks on, 1 week off, every 3 weeks.

DRUG

Eribulin

1.23 mg/m2 IV on days 1 and 8, every 3 weeks.

Trial Locations (106)

28040

Hospital Universitario Fundación Jiménez Díaz, Madrid

48013

Hospital Universitario Basurto, Bilbao

92210

Institute Curie - Site Saint-Cloud, Saint-Cloud

Unknown

Medizinische Universität Innsbruck - Univ.Klinik f. Frauenheilkunde Innsbruck, Innsbruck

LKH Hochsteiermark - Leoben, Leoben

Ordensklinikum Linz GmbH - BHS, Linz

Universitätsklinikum St. Pölten, Pölten

Pyhrn - Eisenwurzen Klinikum Steyr, Steyr

Klinik Hietzing Wien, Vienna

Klinik Ottakring, Vienna

Medizinische Universität Wien - Univ.klinikum AKH Wien, Vienna

Centre d'Oncologie et Radiothérapie 37, Chambray-lès-Tours

Centre Jean Perrin, Clermont-Ferrand

Centre Régional De Lutte Contre Le Cancer Georges-François Leclerc, Dijon

Centre hospitalier universitaire à Limoges, Limoges

Institut Curie Hospital, Paris

Centre hospitalier universitaire de Poitiers, Poitiers

"A.O. SS Antonio e Biagio e Cesare Arrigo", Alessandria

Clinica Oncologica, AOU Riuniti, Ancona

Ospedale di Bolzano Azienda Sanitaria Alto Adige, Bolzano

Ospedale MultiMedica Castellanza, Castellanza

Cannizzaro Hospital, Catania

ASST Cremona, Cremona

Azienda Ospedaliero-Universitaria Careggi, University of Florence, Florence

IRCCS Policlinico San Martino, Genoa

Mater Salutis Hospital, Legnago

ASST-Mantova- Hospital Carlo Poma, Mantova

Istituto Scientifico Romagnolo per lo Studio e la Cura dei tumori, Meldola

IRCCS Ospedale San Raffaele, Milan

IEO - Istituto Europeo di Oncologia, Milan

Ospedali Riuniti Monselice Padova, Monselice

AOU Maggiore della Caritá, Novara

Casa di Cura La Maddalena S.P.A., Palermo

Azienda Ospedaliero-Universitaria di Parma, Parma

Istituti Clinici Scientifici Maugeri SpA-SB, Pavia

AUSL Romagna/Oncology Department, Rimini

Istituti Fisioterapici ospitaliersi - IFO - Istituti Regina Elena, Roma

Policlinico Umberto I, Roma

UOSD AUSL Modena, Sassuolo

Santa Chiara Hospital, Trento

Sant'Anna Hospital - Città della salute e della scienza, Turin

Department of Oncology, ASUFC, PO Sm Misericordia, Udine

Meander Medisch Centrum, Amersfoort

Adrz Medisch Centrum, Goes

Martini Ziekenhuis, Groningen

Maastricht UMC, Maastricht

ZorgSaam Ziekenhuis, Terneuzen

HagaZiekenhuis, The Hague

Diakonessenhuis Utrecht, Utrecht

VieCuri Medisch Centrum, Venlo

Centro Oncoloxico de Galicia, A Coruña

Complexo Hospitalario Universitario A Coruña, A Coruña

Hospital Clínico Universitario de Santiago CHUS, A Coruña

Complejo Hospitalario Universitario de Albacete, Albacete

Hospital General Universitario de Alicante, Alicante

Hospital Universitario de Badajoz, Badajoz

ICO Badalona - Hospital Universitario Germans Trias i Pujol, Badalona

Hospital Clínic de Barcelona, Barcelona

Hospital de La Santa Creu I Sant Pau, Barcelona

Hospital del Mar, Barcelona

Hospital Galdakao-Usansolo, Bilbao

Hospital Universitario de Cruces, Bilbao

Hospital Universitario Puerta del Mar, Cadiz

Hospital San Pedro de Alcántara, Cáceres

Hospital Universitario Donostia, Donostia / San Sebastian

Hospital General Universitario de Elche, Elche

ICO de Girona - Hospital Josep Trueta, Girona

Hospital Universitario Clínico San Cecilio, Granada

Hospital Universitario Virgen de las Nieves, Granada

Hospital Universitario Juan Ramón Jiménez, Huelva

Hospital Universitario de Jaen, Jaén

Hospital Universitario de Jerez de la Frontera, Jerez de la Frontera

Hospital Universitario Arnau de Vilanova de Lleida, Lleida

Hospital Universitario Lucus Augusti, Lugo

Hospital Clínico San Carlos, Madrid

Hospital General Universitario Gregorio Marañon, Madrid

Hospital Universitario de Fuenlabrada, Madrid

Hospital Universitario HM Sanchinarro - CIOCC Clara Campal, Madrid

Hospital Universitario Puerta de Hierro Majadahonda, Madrid

Hospital Universitario Ramon Y Cajal, Madrid

Hospital Universitario Severo Ochoa, Madrid

Althaia Xarxa Assistencial de Manresa, Manresa

Hospital de Mataró, Mataró

Hospital Universitario Regional de Malaga, Málaga

Hospital Clinico Universitario Virgen de La Arrixaca, Murcia

Hospital Universitario Son Espases, Palma de Mallorca

Hospital Universitario Son Llatzer, Palma de Mallorca

Complejo Hospitalario de Navarra, Pamplona

Corporació Sanitaria Parc Taulí, Sabadell

Hospital Universitario de Canarias, Santa Cruz de Tenerife

Hospital Universitario Nuestra Señora de la Candelaria, Santa Cruz de Tenerife

Hospital Universitario Virgen de Valme, Seville

Hospital Universitario Virgen Del Rocio, Seville

Hospital Universitario Virgen Macarena, Seville

Hospital Universitario Sant Joan de Reus, Tarragona

Hospital de Terrassa - Consorci Sanitari de Terrassa, Terrassa

Hospital Virgen de la Salud, Toledo

Consorcio Hospital General Universitario de Valencia, Valencia

Hospital Clínico Universitario de Valencia, Valencia

Hospital Universitario Arnau de Vilanova de Valencia, Valencia

Hospital Provincial de Zamora (Complejo Asistencial de Zamora), Zamora

Hospital Universitario Miguel Servet, Zaragoza

Tumor Zentrum Aarau, Aarau

Inselspital, Universitätsspital Bern, Bern

Centre du sein Fribourg, Fribourg

6525 GA

Radboud Medical Center, Nijmegen

All Listed Sponsors
collaborator

ETOP IBCSG Partners Foundation

NETWORK

collaborator

Breast International Group

OTHER

collaborator

Novartis Pharmaceuticals

INDUSTRY

lead

Spanish Breast Cancer Research Group

OTHER