Clinical trials: Letrozole
Severe and Recurrent Endometriosis
Letrozole in the Treatment of Severe and Recurrent Endometriosis
Endometriosis is a condition in which abnormal growth of tissue histologically resembling the lining of the uterus (endometrium) is present outside of the uterus.
- Trial name
- NCT00240942
- Testing
- Letrozole
- Volunteers
- 40 people
- Sponsor
- Novartis Pharmaceuticals
Locally Advanced Breast Cancer
Treatment of Locally Advanced Breast Cancer With Letrozole in Postmenopausal Women
Open-label Phase IV trial of Letrozole 2,5mg po/day for 120 days prior to surgery for patients with locally advanced breast in postmenopausal women expressing hormonal receptors ( ER and PR)
- Trial name
- PREDICT (NCT00237133)
- Testing
- Letrozole
- Where
- 11 sites in Brazil
- Volunteers
- 112 people
- Sponsor
- Novartis Pharmaceuticals
Breast Cancer, Advanced Breast Cancer
A Study of LY3484356 in Participants With Advanced or Metastatic Breast Cancer or Endometrial Cancer
The reason for this study is to see if the study drug LY3484356 alone or in combination with other anticancer therapies is safe and effective in participants with advanced or metastatic breast cancer or endometrial cancer.
- Conditions
- Breast Cancer, Advanced Breast Cancer, Metastatic Breast Cancer, Endometrial Cancer
- Trial name
- EMBER (NCT04188548)
- Testing
- LY3484356, Abemaciclib, Everolimus
- Where
- 74 sites in United States, Australia and 6 more
- Volunteers
- 379 people
- Sponsor
- Eli Lilly and Company
Advanced Breast Cancer
A Study of XZP-3287 in Combination With Letrozole/Anastrozole in Patients With Advanced Breast Cancer
This is a Phase III clinical trial designed to evaluate the efficacy and safety of XZP-3287 in combination with Letrozole/Anastrozole versus placebo in combination with Letrozole/Anastrozole in patients with HR-positive and…
- Trial name
- NCT05257395
- Testing
- XZP-3287+ Letrozole/Anastrozole
- Where
- China
- Volunteers
- 397 people
- Sponsor
- Xuanzhu Biopharmaceutical Co., Ltd.
Breast Cancer
A Study of Neoadjuvant Letrozole + Taselisib Versus Letrozole + Placebo in Post-Menopausal Women With Breast Cancer (LORELEI)
This is a two-arm, randomized, double-blind, multicenter, pre-operative study to evaluate the effect of combining letrozole and GDC-0032 (also known as taselisib) versus letrozole and placebo in postmenopausal women with estrogen…
- Trial name
- NCT02273973
- Testing
- Letrozole, Taselisib
- Where
- 117 sites in United States, Australia and 20 more
- Volunteers
- 334 people
- Sponsor
- Genentech, Inc.
Breast Neoplasms, Osteoporosis
Zoledronic Acid - Letrozole Adjuvant Synergy Trial (ZFAST) - Cancer Treatment Related Bone Loss in Postmenopausal Women With Estrogen Receptor Positive and/or Progesterone Receptor Positive Breast Cancer Receiving Adjuvant Hormonal Therapy
This protocol is designed to compare the effect on bone of Zoledronic Acid 4 mg every 6 months when given upfront versus delayed start (based on a post-baseline BMD T- Score below -2.0 SD at either the lumbar spine or total hip…
- Trial name
- NCT00050011
- Testing
- Zoledronic Acid, Letrozole
- Where
- 44 sites in United States, Puerto Rico
- Volunteers
- 602 people
- Sponsor
- Novartis Pharmaceuticals
Breast Cancer, Solid Tumors
A Study to Learn About the Study Medicine (Called PF-07220060 in Combination With PF-07104091) In Participants With Breast Cancer and Solid Tumors
The purpose of this clinical trial is to learn about the safety and effects of the study medicine (called PF-07220060 and PF-07104091) in people with breast cancer. This clinical study consists of 2 parts (part 1 and part 2).
- Trial name
- NCT05262400
- Testing
- PF-07220060 + PF-07104091 combination dose escalation, PF-07104091 + PF-07220060 + fulvestrant dose expansion, PF-07104091 + PF-07220060 + letrozole dose expansion
- Where
- 44 sites in United States, Argentina and 7 more
- Volunteers
- 235 people
- Sponsor
- Pfizer
Endometrioid Endometrial Cancer
Study of Narazaciclib (ON 123300) Plus Letrozole in Endometrial Cancer and Other Gynecologic Malignancies
This study will assess the safety and efficacy of increasing doses of narazaciclib (ON 123300) in combination with the standard daily dose (2.5mg) of letrozole in patients with Recurrent Metastatic Low-grade Endometrioid…
- Trial name
- NCT05705505
- Testing
- Narazaciclib, Letrozole 2.5mg
- Where
- 8 sites in United States
- Volunteers
- 60 people
- Sponsor
- Traws Pharma, Inc.
Breast Neoplasms
First-line Palbociclib and Endocrine Therapy for Patients With HR+/HER2- Advanced Breast Cancer in the Real-world Setting.
This is a prospective, single-arm, multi-center observational non-interventional study (NIS) in Germany and Austria.
- Trial name
- PERFORM (NCT04767594)
- Testing
- Palbociclib + endocrine therapy
- Where
- 192 sites in Austria, Germany
- Volunteers
- 1,407 people
- Sponsor
- Pfizer
Advanced Solid Tumor, HR+/HER2- Breast Cancer
A Study of BPI-1178 in Patients With Advanced Solid Tumor and HR+/HER2- Breast Cancer
BPI-1178 is a novel, orally administered inhibitor of both cyclin-dependent kinase 4（CDK4）and CDK6 kinase activity. This Phase I study is a first-in-human (FIH) clinical trial designed to evaluate the safety, tolerability, and…
- Trial name
- NCT04282031
- Testing
- BPI-1178, Fulvestrant, Letrozole
- Where
- China
- Volunteers
- 224 people
- Sponsor
- Beta Pharma (Suzhou) Co., Ltd.
Locally Advanced or Metastatic ER+ HER2- Breast Cancer, Locally Advanced or Metastatic Castration-resistant Prostate Cancer
Study of PF-07248144 in Advanced or Metastatic Solid Tumors
This is an open-label, multi center study to evaluate safety, tolerability, pharmacokinetics (PK), and pharmacodynamics (PD) of PF-07248144 and early signs of clinical efficacy of PF-07248144 as a single agent and in combination…
- Conditions
- Locally Advanced or Metastatic ER+ HER2- Breast Cancer, Locally Advanced or Metastatic Castration-resistant Prostate Cancer, Locally Advanced or Metastatic Non-small Cell Lung Cancer
- Trial name
- KAT6 (NCT04606446)
- Testing
- PF-07248144, Fulvestrant, Letrozole
- Where
- 43 sites in United States, Australia and 3 more
- Volunteers
- 320 people
- Sponsor
- Pfizer
Breast Neoplasms
BIBW 2992 and Letrozole in Hormonoresistant Metastatic Breast Cancer
Progression-free rate after 16 weeks of BIBW 2992 administration in association with letrozole
- Trial name
- NCT00708214
- Testing
- BIBW 2992, Letrozole
- Where
- 5 sites in France
- Volunteers
- 28 people
- Sponsor
- Boehringer Ingelheim
Breast Cancer
Study of the Molecular Features of Postmenopausal Women With HR+ HER2-negative aBC on First-line Treatment With Ribociclib and Letrozole and, in Patients With a PIK3CA Mutation, on Second-line Treatment With Alpelisib Plus Fulvestrant
The purpose of this clinical trial is to study of the molecular features of postmenopausal women with hormone receptor-positive (HR+) HER2-negative advanced breast cancer on first-line treatment with ribociclib and letrozole and…
- Trial name
- BioItaLEE (NCT03439046)
- Testing
- Ribociclib, Letrozole, Alpelisib
- Where
- 41 sites in Italy
- Volunteers
- 287 people
- Sponsor
- Novartis Pharmaceuticals
HR+/HER2- Advanced/Metastatic Breast Cancer
Sirolimus for Injection (Albumin-bound) in Combination With Endocrine Therapy for HR+/HER2- Advanced/Metastatic Breast Cancer Patients Who Have Failed Standard Therapy
This study is a multicenter, open, non-randomized phase II clinical trial consisting of a safety introduction phase followed by a single-arm phase 2 phase.
- Trial name
- NCT06957379
- Testing
- Letrozole, Anastrozole, Exemestane
- Where
- China
- Volunteers
- 78 people
- Sponsor
- CSPC ZhongQi Pharmaceutical Technology Co., Ltd.