Clinical Trials Browser

Recruiting × INDUSTRY × Letrozole × Clear all

NCT07174336 2026-04-17

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

Phase 3 Recruiting

Breast Neoplasms, Neoplasm Metastasis

NCT04606446 2026-04-16

KAT6

Phase 2 Recruiting

Carcinoma, Non-Small-Cell Lung

NCT07085767 2026-04-16

OPERA-02

Phase 3 Recruiting

Breast Neoplasms

NCT06120283 2026-04-15

BGB-43395 Alone or as Part of Combination Therapies in Participants With Breast Cancer and Other Advanced Solid Tumors

Phase 1 Recruiting

Breast Neoplasms, Carcinoma, Non-Small-Cell Lung

NCT05827081 2026-04-14

Adjuvant WIDER

Phase 3 Recruiting

Breast Neoplasms, Breast Neoplasms, Male

NCT06380751 2026-04-14

EvoPAR-BR01

Phase 3 Recruiting

Advanced Breast Cancer

NCT05774951 2026-04-13

CAMBRIA-1

Phase 3 Recruiting

Breast Neoplasms

NCT06979596 2026-04-13

OMAHA-015

Phase 2 Recruiting

Neoplasms

NCT06790693 2026-04-03

INAVO123

Phase 3 Recruiting

Breast Neoplasms

NCT06998407 2026-04-03

AVZO-023-1001

Phase 1/2 Recruiting

HR+/HER2- Breast Cancer

NCT07389733 2026-04-03

A Study of HRS-6208 in Combination With HRS-8080, or Fulvestrant, or Letrozole, With or Without HRS-6209 in Patients With Advanced Unresectable or Metastatic Breast Cancer

Phase 1/2 Recruiting

Advanced Unresectable or Metastatic Breast Cancer of Adults

NCT06072781 2026-04-02

RAMP 301

Phase 3 Recruiting

Low Grade Serous Ovarian Cancer

NCT06905301 2026-04-01

IMPULSE

Breast Neoplasms

NCT07054190 2026-03-31

A Study to Test Inavolisib Treatments in Participants With Early-Stage, PIK3CA-Mutated Breast Cancer

Phase 2 Recruiting

Breast Neoplasms

NCT06492616 2026-03-27

ELEGANT

Phase 3 Recruiting

Breast Neoplasms, Breast Neoplasms, Male

NCT07349069 2026-03-19

A Phase III Trial Comparing HRS-8080 With Standard Endocrine Therapy in Patients With High-Risk Early Breast Cancer

Phase 3 Recruiting

Breast Neoplasms

NCT03424005 2026-03-16

Morpheus-panBC

Phase 1/2 Recruiting

Breast Neoplasms

NCT06930859 2026-03-16

ELEGANCE

Breast Neoplasms

NCT06016738 2026-03-13

OPERA-01

Phase 3 Recruiting

Breast Neoplasms

NCT05768139 2026-03-02

PIKALO-1

Phase 1/2 Recruiting

BreastGynecologicHead & Neck

Squamous Cell Carcinoma of Head and Neck, Breast Diseases, Breast Neoplasms, Uterine Cervical Neoplasms, Head and Neck Neoplasms, Neoplasms, Neoplasms by Site, Hereditary Sensory and Autonomic Neuropathies, Ovarian Neoplasms, Endometrial Neoplasms

NCT06760637 2026-03-02

FourLight-3

Phase 3 Recruiting

Unilateral Breast Neoplasms, Breast Neoplasms, Recurrence

NCT07288359 2026-02-23

Study of GVV858 as a Single Agent or in Combination With Endocrine Therapy in Patients With HR+/HER2- Breast Cancer and Other Advanced Solid Tumors

Phase 1/2 Recruiting

BreastGenitourinary

Breast Neoplasms, Prostatic Neoplasms

NCT07024173 2026-01-26

A Phase 3 Study of HRS-8080 Versus Treatment Chosen by Physicians in Locally Advanced and Metastatic Breast Cancer

Phase 3 Recruiting

Breast Neoplasms

NCT06974929 2025-12-30

A Clinical Study of HRS-6209 Combined With Other Treatment Regimens in Patients With Breast Cancer

Phase 1/2 Recruiting

Breast Neoplasms

NCT05867251 2025-11-19

Study of AVZO-021 in Patients With Advanced Solid Tumors

Phase 1/2 Recruiting

BreastGynecologic

Carcinoma, Ovarian Epithelial, Breast Neoplasms, Fallopian Tube Neoplasms, Endometrial Neoplasms, Triple Negative Breast Neoplasms

NCT06555068 2025-06-22

A Trial of HRS-6209 in Combination With Fulvestrant, Letrozole, HRS-8080, or HRS-1358 in Breast Cancer Patients

Phase 1/2 Recruiting

Breast Neoplasms

NCT05952557 2025-06-19

CAMBRIA-2

Phase 3 Recruiting

Breast Neoplasms

NCT04282031 2024-08-07

A Study of BPI-1178 in Patients With Advanced Solid Tumor and HR+/HER2- Breast Cancer

Phase 1/2 Recruiting

BreastOther solid neoplasm

Advanced Solid Tumor

NCT05851014 2023-05-09

A Study of GB491 in Combination With Letrozole in Patients With HR Positive and HER2 Negative Advanced Breast Cancer

Phase 3 Recruiting

Breast Neoplasms