A Study Evaluating the Efficacy and Safety of Adjuvant Giredestrant Compared With Physician's Choice of Adjuvant Endocrine Monotherapy in Participants With Estrogen Receptor-Positive, HER2-Negative Early Breast Cancer (lidERA Breast Cancer)

Last updated:
2026-07-11
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View trial details

Overview

Official protocol title:

A PHASE III, RANDOMIZED, OPEN-LABEL, MULTICENTER STUDY EVALUATING THE EFFICACY AND SAFETY OF ADJUVANT GIREDESTRANT COMPARED WITH PHYSICIAN'S CHOICE OF ADJUVANT ENDOCRINE MONOTHERAPY IN PATIENTS WITH ESTROGEN RECEPTOR¿POSITIVE, HER2-NEGATIVE EARLY BREAST CANCER

Intervention/treatment:
GIREDESTRANT (GDC-9545, RO7197597) / LETROZOLE / ANASTROZOLE / EXEMESTANE / TAMOXIFEN
Medical condition:
BREAST CANCER
Protocol code:
GO42784
Control number:
255104
Status:
Active, not recruiting
Approved:
August 19, 2021
Trial phase:
Phase 3
For more information:
ClinicalTrials.gov - NCT04961996
This is an external link. The information is not authorized by the Government of Canada.

Eligibility

Sex: ALL
Age
18 Years and older
Accepts healthy volunteers: No

Contacts and locations

Contact
Sponsor
HOFFMANN-LA ROCHE LIMITED

Locations

Alberta

Arthur J.E. Child Comprehensive Cancer Center-Calgary
Calgary, Alberta, T2N 4N2
Cross Cancer Institute
Edmonton, Alberta, T6G 1Z2

British Columbia

British Columbia Cancer Agency
Vancouver, British Columbia, V5Z 4R2

New Brunswick

The Moncton Hospital
Moncton, New Brunswick, E1C 6Z8

Ontario

Sault Area Hospital
Sault Ste. Marie, Ontario, P6B 0A8

Quebec

Centre Hospitalier Universitaire de Sherbrooke
Sherbrooke, Quebec, J1H 5N4
Centre Integre Universitaire de Sante et de Services Sociaux du Saguenay Lac Saint Jean
Chicoutimi, Quebec, G7H 5H6
CHU de Quebec-Universite Laval
Québec, Quebec, G1S 4L8
CHUM
Montreal, Quebec, H2X 3E4
CIUSSS-de-l?Est-de-l?Île-de-Montréal
Montreal, Quebec, H1T 2M4
Hopital Charles Le Moyne
Greenfield Park, Quebec, J4V 2H1
McGill University Health Center
Montreal, Quebec, H4A 3J1
Sir Mortimer B Davis Jewish General Hospital
Montreal, Quebec, H3T 1E2
St-Jérome Medical Research, Inc.
Saint-Jérôme, Quebec, H7Z 5T3

Saskatchewan

Allan Blair Cancer Centre
Regina, Saskatchewan, S4T 7T1
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