Clinical Trials
21 trialsNCT05085002 2026-05-14
A Study of Lerociclib in Participants With Advanced Breast Cancer
EQRx International, Inc.
Phase 2 Terminated
NCT04059484 2026-02-24
AMEERA-3
Sanofi
Phase 2 Terminated
NCT04191382 2025-09-18
AMEERA-4
Sanofi
Phase 2 Terminated
NCT04478266 2025-09-11
AMEERA-5
Sanofi
Phase 3 Terminated
NCT01296555 2024-07-31
A Dose Escalation Study Evaluating the Safety and Tolerability of GDC-0032 in Participants With Locally Advanced or Metastatic Solid Tumors or Non-Hodgkin's Lymphoma (NHL) and in Combination With Endocrine Therapy in Locally Advanced or Metastatic Hormone Receptor-Positive Breast Cancer
Genentech, Inc.
Phase 1 Terminated
NCT01199367 2024-04-25
Safety, Tolerability, and Efficacy Study in Subjects With Advanced or Metastatic Breast Cancer
Kyowa Kirin Co., Ltd.
Phase 1 Terminated
NCT04102618 2022-08-15
AWARE-1
Oncolytics Biotech
Phase EARLY_PHASE1 Terminated
NCT03220178 2022-01-06
PRECYCLE
Palleos Healthcare GmbH
Phase 4 Terminated
NCT00880009 2021-09-27
Study Evaluating Bosutinib-Letrozole Combination Versus Letrozole Alone In Post Menopausal Women With Breast Cancer
Pfizer
Phase 2 Terminated
NCT00796107 2020-11-13
A Study of R1507 in Combination With Letrozole in Postmenopausal Women With Advanced Breast Cancer
Hoffmann-La Roche
Phase 2 Terminated
NCT01225172 2020-08-11
Study of BMS-754807 Combined With Letrozole or BMS-754807 Alone in Patients With Hormone Receptor-Positive Breast Cancer and Resistance to Non-Steroidal Aromatase Inhibitors
Bristol-Myers Squibb
Phase 2 Terminated
NCT03050398 2020-05-28
A Companion Sample Collection Protocol to Support the Discovery of Breast Cancer Aberrations With Treatment of CDK4/6 Therapy/LEE011/Ribociclib
Novartis
Phase 3 Terminated
NCT00375752 2017-06-26
FEMZONE
Novartis
Phase 4 Terminated
NCT01919229 2016-01-01
MONALEESA-1
Novartis
Phase 2 Terminated
NCT01430585 2014-08-12
Pre-Operative Study of PF-4691502 With Letrozole Compared To Letrozole Alone In Patients With Early Breast Cancer
Pfizer
Phase 2 Terminated
NCT00241046 2012-04-19
Letrozole in the Treatment of 1st and 2nd Line Hormone Receptor Positive Breast Cancer: Pre-therapeutic Risk Assessment
Novartis
Phase 4 Terminated
NCT00083993 2011-11-08
Study Evaluating CCI-779 and Letrozole in Post-menopausal Women With Breast Cancer
Wyeth is now a wholly owned subsidiary of Pfizer
Phase 3 Terminated
NCT00171847 2010-03-31
eLEcTRA
Novartis
Phase 4 Terminated
NCT00770354 2009-08-10
Phase II Study of AS1402 Combined With Letrozole to Treat Breast Cancer
Antisoma Research
Phase 2 Terminated
NCT00267553 2007-09-10
Treatment and Survival Continuation Study of Atamestane Plus Toremifene vs Letrozole in Advanced Breast Cancer
Intarcia Therapeutics
Phase 3 Terminated
NCT00097344 2007-08-23
The CAT Study: Atamestane Plus Toremifene Versus Letrozole in Advanced Breast Cancer
Intarcia Therapeutics
Phase 3 Terminated