1,068
Participants
Start Date
October 14, 2020
Primary Completion Date
June 28, 2022
Study Completion Date
May 26, 2023
Amcenestrant-matching placebo
Pharmaceutical form: Tablets Route of Administration: Oral
SAR439859
Pharmaceutical form: Tablets Route of Administration: Oral
Palbociclib
Pharmaceutical form: Capsules/Tablets Route of Administration: Oral
Letrozole
Pharmaceutical form: Capsules Route of Administration: Orally
Goserelin
Pharmaceutical form: Depot Injection Route of Administration: Subcutaneous
Letrozole-matching placebo
Pharmaceutical form: Capsules Route of Administration: Orally
Investigational Site Number :1580001, Taipei
Investigational Site Number :1580007, Kaohsiung City
Investigational Site Number :3480008, Budapest
Investigational Site Number :7100006, Johannesburg
Investigational Site Number :1000001, Sofia
Investigational Site Number :0320002, Rosario
Investigational Site Number :0360005, Randwick
Investigational Site Number :0360003, Wahroonga
Investigational Site Number :0360004, Macquarie Park
Investigational Site Number :0560001, Leuven
Investigational Site Number :0360002, Richmond
Investigational Site Number :3480010, Miskolc
Investigational Site Number :0320007, Salta
Investigational Site Number :3480001, Nyíregyháza
Investigational Site Number :2680006, Kutaisi
Investigational Site Number :0320010, Córdoba
Investigational Site Number :0560002, Namur
Investigational Site Number :0320003, La Rioja
Investigational Site Number :3480011, Gyula
Investigational Site Number :2680005, Batumi
Investigational Site Number :3480009, Kecskemét
Investigational Site Number :0360001, Nedlands
Investigational Site Number :4100009, Seochogu
Investigational Site Number :1000008, Rousse
Investigational Site Number :3480003, Kaposvár
Investigational Site Number :7100004, Cape Town
Investigational Site Number :1000004, Burgas
Investigational Site Number :0400001, Graz
Investigational Site Number :3480005, Győr
Investigational Site Number :8400010, New York
Investigational Site Number :4100006, Goyang-si
Investigational Site Number :1580003, Taipei
Investigational Site Number :2030002, Prague
Investigational Site Number :4100008, Seongnam-si, Gyeonggi-do
Investigational Site Number :8400001, Pittsburgh
Investigational Site Number :7240003, Santiago de Compostela
Investigational Site Number :3800007, Monza
Investigational Site Number :3800003, Rozzano
Investigational Site Number :3800004, Milan
Investigational Site Number :3800002, Milan
Investigational Site Number :8040007, Vinnytsia
Investigational Site Number :7920013, Diyarbakır
Investigational Site Number :7920003, Edirne
Investigational Site Number :8400069, Winchester
Investigational Site Number :2760007, Oldenburg in Holstein
Investigational Site Number :8400085, Blacksburg
Investigational Site Number :8400009, Winston-Salem
Investigational Site Number :7240006, Madrid / Madrid
Investigational Site Number :7240001, Madrid
Investigational Site Number :7240004, Madrid
Investigational Site Number :7240002, Madrid / Madrid
Investigational Site Number :7240007, Málaga
Investigational Site Number :8400016, Atlanta
Investigational Site Number :8400055, Athens
Investigational Site Number :2500005, Toulouse
Investigational Site Number :8400034, Savannah
Investigational Site Number :8400035, Thomasville
Investigational Site Number :8400053, Orlando
Investigational Site Number :8400081, Palm Bay
Investigational Site Number :2460002, Tampere
Investigational Site Number :8400059, Lakeland
Investigational Site Number :7920001, Istanbul
Investigational Site Number :7920011, Istanbul
Investigational Site Number :7920004, Istanbul
Investigational Site Number :7920005, Bornova
Investigational Site Number :8400075, Daphne
Investigational Site Number :3800010, Bologna
Investigational Site Number :7920010, Kocaeli
Investigational Site Number :7920002, Malatya
Investigational Site Number :2500002, Saint-Herblain
Investigational Site Number :7240005, Valencia
Investigational Site Number :7240009, Valencia
Investigational Site Number :2760006, Bottrop
Investigational Site Number :8400008, Fort Wayne
Investigational Site Number :3800008, Meldola (FC)
Investigational Site Number :8400002, Ann Arbor
Investigational Site Number :2760003, Münster
Investigational Site Number :8040001, Kryvyi Rih
Investigational Site Number :8400006, Iowa City
Investigational Site Number :3800005, Prato
Investigational Site Number :8400039, Chicago
Investigational Site Number :8040004, Kharkiv
Investigational Site Number :8040010, Kharkiv
Investigational Site Number :8400004, St Louis
Investigational Site Number :8400005, Kansas City
Investigational Site Number :8040002, Odesa
Investigational Site Number :2030001, Brno
Investigational Site Number :2500010, Strasbourg
Investigational Site Number :2500003, Paris
Investigational Site Number :8400084, Plano
Investigational Site Number :8400072, Dallas
Investigational Site Number :8400070, Dallas
Investigational Site Number :2500001, Paris
Investigational Site Number :8400080, Denton
Investigational Site Number :8400078, Waco
Investigational Site Number :8400061, Houston
Investigational Site Number :8400068, Houston
Investigational Site Number :8400086, The Woodlands
Investigational Site Number :8400082, Webster
Investigational Site Number :8400073, Austin
Investigational Site Number :3800006, Napoli
Investigational Site Number :8400025, Denver
Investigational Site Number :8400083, Glendale
Investigational Site Number :8400066, Tucson
Investigational Site Number :2500006, Poitiers
Investigational Site Number :2760001, Ulm
Investigational Site Number :8400058, Las Vegas
Investigational Site Number :8400029, Santa Monica
Investigational Site Number :8400056, Los Alamitos
Investigational Site Number :2500007, Saint-Cloud
Investigational Site Number :8400038, Fullerton
Investigational Site Number :2500004, Villejuif
Investigational Site Number :8400067, Tigard
Investigational Site Number :1560008, Beijing
Investigational Site Number :1560035, Beijing
Investigational Site Number :6430008, Moscow
Investigational Site Number :1560031, Dalian
Investigational Site Number :1560021, Dalian
Investigational Site Number :6430003, Moscow
Investigational Site Number :6430005, Moscow
Investigational Site Number :7020002, Singapore
Investigational Site Number :6430006, Moscow
Investigational Site Number :1560003, Changchun
Investigational Site Number :1560036, Changchun
Investigational Site Number :6430004, Krasnogorskiy District
Investigational Site Number :6430009, Moscow Region
Investigational Site Number :1560011, Harbin
Investigational Site Number :6430007, Arkhangelsk
Investigational Site Number :7020004, Singapore
Investigational Site Number :6430001, Saint Petersburg
Investigational Site Number :6430010, Saint Petersburg
Investigational Site Number :1560001, Shanghai
Investigational Site Number :1560027, Xuzhou
Investigational Site Number :1560041, Hefei
Investigational Site Number :1560018, Jinan
Investigational Site Number :1560046, Jinan
Investigational Site Number :1560049, Yantai
Investigational Site Number :1560017, Linyi
Investigational Site Number :1560028, Tianjin
Investigational Site Number :1560006, Hangzhou
Investigational Site Number :1560007, Hangzhou
Investigational Site Number :1560002, Hangzhou
Investigational Site Number :1560005, Hangzhou
Investigational Site Number :7020001, Singapore
Investigational Site Number :1560043, Fuzhou
Investigational Site Number :1560019, Chongqing
Investigational Site Number :1560033, Wuhan
Investigational Site Number :1560024, Wuhan
Investigational Site Number :1560022, Zhengzhou
Investigational Site Number :1560055, Luoyang
Investigational Site Number :1560025, Guangzhou
Investigational Site Number :1560037, Shaoguan
Investigational Site Number :1560013, Chengdu
Investigational Site Number :1560054, Deyang
Investigational Site Number :1560048, Neijiang
Investigational Site Number :1560045, Xi'an
Investigational Site Number :1560044, Xi'an
Investigational Site Number :1520005, La Serena
Investigational Site Number :1520001, Viña del Mar
Investigational Site Number :1520004, Temuco
Investigational Site Number :1520007, Santiago
Investigational Site Number :1520006, Santiago
Investigational Site Number :1520011, Santaigo
Investigational Site Number :1520002, Santiago
Investigational Site Number :8400013, Westwood
Investigational Site Number :8400028, Scarborough
Investigational Site Number :8400017, Boston
Investigational Site Number :8400076, Danvers
Investigational Site Number :8400077, Newton
Investigational Site Number :8400015, New Brunswick
Investigational Site Number :8400024, Paramus
Investigational Site Number :8400023, Stony Brook
Investigational Site Number :0320001, CABA
Investigational Site Number :0320005, CABA
Investigational Site Number :0320008, Capital Federal
Investigational Site Number :0320006, Pergamino
Investigational Site Number :0320004, Buenos Aires
Investigational Site Number :0320009, Mar del Plata
Investigational Site Number :0560003, Brussels
Investigational Site Number :0560004, Charleroi
Investigational Site Number :0760005, Porto Alegre
Investigational Site Number :0760006, Porto Alegre
Investigational Site Number :0760007, São Paulo
Investigational Site Number :0760003, São Paulo
Investigational Site Number :0760004, Rio de Janeiro
Investigational Site Number :0760008, São Paulo
Investigational Site Number :1000005, Dobrich
Investigational Site Number :1520009, Talca
Investigational Site Number :1520003, Santiago
Investigational Site Number :1560051, Jining
Investigational Site Number :1580002, Tainan City
Investigational Site Number :1240004, Kingston
Investigational Site Number :1240002, Toronto
Investigational Site Number :1240007, Greenfield Park
Investigational Site Number :1240014, Montreal
Investigational Site Number :1240005, Montreal
Investigational Site Number :1560038, Baoding
Investigational Site Number :2460001, Helsinki
Investigational Site Number :2460003, Turku
Investigational Site Number :2500009, Nice
Investigational Site Number :2680001, Tbilisi
Investigational Site Number :2680002, Tbilisi
Investigational Site Number :2680004, Tbilisi
Investigational Site Number :2680007, Tbilisi
Investigational Site Number :2680003, Tbilisi
Investigational Site Number :3920016, Nagoya
Investigational Site Number :3920007, Nagoya
Investigational Site Number :3920002, Kashiwa-shi
Investigational Site Number :3920009, Matsuyama
Investigational Site Number :3920019, Kurume-shi
Investigational Site Number :3920017, Takasaki-shi
Investigational Site Number :3920010, Hiroshima
Investigational Site Number :3920001, Sapporo
Investigational Site Number :3920012, Kagoshima
Investigational Site Number :3920014, Yokohama
Investigational Site Number :3920006, Yokohama
Investigational Site Number :3920020, Sendai
Investigational Site Number :3920022, Miyazaki
Investigational Site Number :3920008, Osaka
Investigational Site Number :3920018, Osaka
Investigational Site Number :3920013, Hidaka-shi
Investigational Site Number :3920021, Shizuoka
Investigational Site Number :3920003, Koto-ku
Investigational Site Number :3920015, Meguro-ku
Investigational Site Number :3920005, Shinagawa-ku
Investigational Site Number :5280006, Arnhem
Investigational Site Number :5280005, Delft
Investigational Site Number :5280001, Maastricht
Investigational Site Number :6160007, Poznan
Investigational Site Number :6160002, Tomaszów Mazowiecki
Investigational Site Number :6200005, Almada
Investigational Site Number :6200001, Lisbon
Investigational Site Number :6200002, Porto
Investigational Site Number :4100005, Seongnam-si
Investigational Site Number :4100007, Seoul
Investigational Site Number :4100004, Seoul
Investigational Site Number :4100003, Seoul
Investigational Site Number :4100002, Seoul
Investigational Site Number :4100001, Seoul
Investigational Site Number :7240011, Barcelona
Investigational Site Number :7240008, Barcelona / Sabadell
Investigational Site Number :7920006, Adana
Investigational Site Number :7920008, Ankara
Investigational Site Number :7920009, Ankara
Investigational Site Number :7920007, Antalya
Investigational Site Number :7920012, Izmir
Investigational Site Number :8260001, Glasgow
Investigational Site Number :8260002, Edinburgh
Investigational Site Number :8260005, Blackburn
Lead Sponsor
Sanofi
INDUSTRY