A Study of Tersolisib (LY4064809/STX-478) With Other Anti-Cancer Treatments in Participants With Advanced Breast Cancer With a Genetic Change (PIK3CA)

Last updated:
2026-08-15
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View trial details

Overview

Official protocol title:

A PHASE 3, RANDOMIZED, DOUBLE-BLIND, PLACEBO-CONTROLLED STUDY OF TERSOLISIB (LY4064809) COMBINED WITH A CDK4/6 INHIBITOR AND ENDOCRINE THERAPY IN ADULTS WITH HR+, HER2- ADVANCED BREAST CANCER WITH A PIK3CA MUTATION WHO RECEIVED NO PRIOR TREATMENT FOR ADVANCED BREAST CANCER (PIKALO-2)

Intervention/treatment:
TERSOLISIB (LY4064809, STX-478) / ABEMACICLIB / RIBOCICLIB / PALBOCICLIB / ANASTROZOLE / LETROZOLE / EXEMESTANE / FULVESTRANT
Medical condition:
BREAST CANCER
Protocol code:
J6M-MC-JSGD
Control number:
305372
Status:
Recruiting
Approved:
February 13, 2026
Trial phase:
Phase 3
For more information:
ClinicalTrials.gov - NCT07174336
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
Name
Trial questions or participation questions: 1-877-CTLILLY (1-877-285-4559) or
Role
CONTACT
Phone:
1-317-615-4559
Name
Physicians interested in becoming principal investigators please contact
Role
CONTACT
Sponsor
ELI LILLY CANADA INC

Locations

BC Cancer Vancouver
Vancouver, V5Z 4E6
Not yet recruiting
Name
Stephen Chia
Role
PRINCIPAL_INVESTIGATOR
CHU de Québec-Université Laval, Hôpital du Saint-Sacrement
Québec, G1S 4L8
Not yet recruiting
Name
Julie Lemieux
Role
PRINCIPAL_INVESTIGATOR
Hamilton Health Sciences-Juravinski Cancer Centre
Hamilton, L8V5C2
Not yet recruiting
Name
Haider Samawi
Role
PRINCIPAL_INVESTIGATOR
Princess Margaret Cancer Centre
Toronto, M5G 2M9
Not yet recruiting
Role
CONTACT
Phone:
416 946 4534
Name
Philippe Bedard
Role
PRINCIPAL_INVESTIGATOR
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