Clinical Trials Browser

Active not recruiting × Has results × Letrozole × Clear all

NCT00310180 2026-04-13

TAILORx

Phase 3 Active not recruiting

10,273 enrolled 14 charts

Breast Neoplasms

NCT01272037 2026-04-13

Tamoxifen Citrate, Letrozole, Anastrozole, or Exemestane With or Without Chemotherapy in Treating Patients With Invasive RxPONDER Breast Cancer

Phase 3 Active not recruiting

5,018 enrolled 14 charts

Carcinoma, Intraductal, Noninfiltrating

NCT04293393 2026-03-12

CARABELA

Phase 2 Active not recruiting

200 enrolled 27 charts

Breast Neoplasms

NCT02712723 2026-03-11

FELINE

Phase 2 Active not recruiting

121 enrolled 9 charts

Breast Neoplasms

NCT02778685 2026-02-24

Pembrolizumab, Endocrine Therapy, and Palbociclib in Treating Postmenopausal Patients With Newly Diagnosed Metastatic Stage IV Estrogen Receptor Positive Breast Cancer

Phase 2 Active not recruiting

47 enrolled 17 charts

Breast Neoplasms

NCT03179904 2026-02-24

TVB-2640 and Trastuzumab With Paclitaxel or Endocrine Therapy for Treatment of HER2 Positive Metastatic Breast Cancer

Phase 2 Active not recruiting

17 enrolled 10 charts

Advanced Breast Carcinoma

NCT02947685 2026-02-12

PATINA

Phase 3 Active not recruiting

518 enrolled 15 charts

Breast Neoplasms

NCT01674140 2026-02-10

e3

Phase 3 Active not recruiting

1,939 enrolled 15 charts

Breast Neoplasms, Breast Neoplasms, Male

NCT02763566 2026-02-05

MONARCH plus

Phase 3 Active not recruiting

463 enrolled 20 charts

Breast Neoplasms

NCT02246621 2026-02-03

MONARCH 3

Phase 3 Active not recruiting

493 enrolled 23 charts 1 FDA

Breast Neoplasms

NCT03879577 2026-01-21

Assessing the Response Rate of Neo-adjuvant Taxotere and Trastuzumab in Nigerian Women With Breast Cancer

Phase 2 Active not recruiting

53 enrolled 13 charts

Breast Neoplasms

NCT03673124 2025-12-23

Ribociclib and Letrozole Treatment in Ovarian Cancer

Phase 2 Active not recruiting

51 enrolled 19 charts

Cystadenocarcinoma, Serous

NCT01068249 2025-11-18

Letrozole and RAD001 With Advanced or Recurrent Endometrial Cancer

Phase 2 Active not recruiting

42 enrolled 11 charts

Recurrence, Endometrial Neoplasms

NCT04272801 2025-10-22

POWER

Phase 2 Active not recruiting

84 enrolled 9 charts

Breast Neoplasms

NCT02764541 2025-05-07

Palbociclib and Endocrine Therapy for LObular Breast Cancer Preoperative Study (PELOPS)

Phase 2 Active not recruiting

195 enrolled 26 charts

Breast Neoplasms, Carcinoma, Lobular

NCT05206448 2025-04-15

CLC II

Phase 4 Active not recruiting

190 enrolled 15 charts

Infertility, Polycystic Ovary Syndrome

NCT00999804 2025-03-12

HELEX

Phase 2 Active not recruiting

128 enrolled 11 charts

Breast Neoplasms