Assessment of Quality of Life, Bone Density and Safety in Postmenopausal Breast Cancer Patients With Letrozole Therapy

Study of High-dose Letrozole Therapy in Postmenopausal Patients With Breast Cancer

NCT00237211 ·Status: COMPLETED ·Phase: PHASE2

Treatment of Locally Advanced Breast Cancer With Letrozole in Postmenopausal Women

NCT00237133 ·Status: COMPLETED ·Phase: PHASE4

Letrozole in Treating Postmenopausal Women With Metastatic Breast Cancer

NCT00014638 ·Status: COMPLETED ·Phase: PHASE4

Quality of Life in Chinese Postmenopausal HR(+) Early Breast Cancer (EBC) Patients During Adjuvant Aromatase Inhibitors(AIs) Treatment

NCT01144572 ·Status: COMPLETED

Safety and Efficacy of Hormone Therapy With Letrozole in Postmenopausal Women With Breast Cancer

NCT00330317 ·Status: COMPLETED ·Phase: PHASE3

Extension Study of 1.0mg Dose Letrozole Therapy in Postmenopausal Patients With Breast Cancer

NCT00247663 ·Status: COMPLETED ·Phase: PHASE2

Letrozole in Treating Breast Cancer in Postmenopausal Women With Stage I, II, or III Breast Cancer Previously Treated With Tamoxifen (GIM4)

NCT01064635 ·Status: ACTIVE_NOT_RECRUITING ·Phase: PHASE3

Letrozole In Combination With Lapatinib In Neoadjuvant Treatment Of Early Breast Cancer

NCT00422903 ·Status: COMPLETED ·Phase: PHASE2

Impact of Obesity on the Efficacy of Endocrine Therapy With Aromatase Inhibitors

NCT01758146 ·Status: UNKNOWN ·Phase: PHASE3

Letrozole in Preventing Breast Cancer in Healthy Postmenopausal Women at High Risk for Breast Cancer

NCT01077453 ·Status: COMPLETED ·Phase: PHASE1

Study of Safety and Efficacy of Letrozole Monotherapy as Second-line Endocrine Therapy in Postmenopausal Patients With Advanced Breast Cancer Who Received Previous Anti-estrogen Treatment

NCT00237198 ·Status: COMPLETED ·Phase: PHASE2

Goserelin/Letrozole in Premenopausal Patients vs Letrozole Alone in Postmenopausal Patients With MBC

NCT00532272 ·Status: COMPLETED ·Phase: PHASE2

Letrozole in Preventing Breast Cancer in Postmenopausal Women

NCT00090857 ·Status: COMPLETED ·Phase: PHASE2

Study of Breast Cancer Prevention by Letrozole in High Risk Women

NCT00579826 ·Status: COMPLETED ·Phase: PHASE2

Letrozole as Early Adjuvant Treatment of Postmenopausal Patients With Primary Breast Cancer

NCT00332852 ·Status: COMPLETED ·Phase: PHASE3

Open Label Study of Postmenopausal Women With ER and /or PgR Positive Breast Cancer Treated With Letrozole

NCT00237224 ·Status: COMPLETED ·Phase: PHASE4

Study of Exemestane After Anastrozole or Letrozole Treatment of Postmenopausal Women With Hormone Responsive Breast Cancer

NCT00902954 ·Status: UNKNOWN ·Phase: PHASE3

Comparison Trial of Letrozole to Anastrozole in the Adjuvant Treatment of Postmenopausal Women With Hormone Receptor and Node Positive Breast Cancer

NCT00248170 ·Status: COMPLETED ·Phase: PHASE3

Letrozole or Tamoxifen in Treating Postmenopausal Women With Breast Cancer

NCT00004205 ·Status: COMPLETED ·Phase: PHASE3

Neoadjuvant Endocrine Therapy in Breast Cancer

NCT03397537 ·Status: COMPLETED ·Phase: PHASE2

Retrospective Analysis of Effectiveness and Safety Profile of Anastrozole and Letrozole in HR+ Breast Cancer Patients

NCT02812277 ·Status: UNKNOWN

An Examination of Predictors of Indicators of Response to Letrozole 2.5 mg

NCT00291109 ·Status: COMPLETED

Letrozole in Preventing Cancer in Postmenopausal Women Who Have Received 4-6 Years of Hormone Therapy for Hormone Receptor-Positive, Lymph Node-Positive, Early-Stage Breast Cancer

NCT00553410 ·Status: COMPLETED ·Phase: PHASE3

Letrozole in Post-Menopausal Patients With Operable Hormone-Sensitive Breast Cancer

NCT03747042 ·Status: COMPLETED ·Phase: PHASE2

This is a Multicenter, Randomized, Double-blind, Placebo-controlled Phase III Clinical Study Evaluating the Efficacy and Safety of FCN-437c Versus Placebo in Combination With Letrozole or Anastrozole ± Goserelin in Women With HR+ and HER2- Advanced Breast Cancer.

NCT05439499 ·Status: UNKNOWN ·Phase: PHASE3