Clinical trials: Letrozole
Breast Cancer
Letrozole in Preventing Breast Cancer in Postmenopausal Women
RATIONALE: Chemoprevention therapy is the use of certain drugs to try to prevent the development or recurrence of cancer. Letrozole may be effective in preventing the development or recurrence of breast cancer in postmenopausal…
- Trial name
- WISE (NCT00090857)
- Testing
- Letrozole
- Where
- 5 sites in United States
- Volunteers
- 49 people
- Sponsor
- Dana-Farber Cancer Institute
Anatomic Stage IV Breast Cancer AJCC v8, Estrogen Receptor Positive
Letrozole and Imatinib Mesylate in Treating Postmenopausal Participants With Estrogen or Progesterone Positive Metastatic Breast Cancer
This phase II trial studies the side effects and how well letrozole and imatinib mesylate work in treating postmenopausal participants with estrogen or progesterone positive breast cancer that has spread to other places in the…
- Conditions
- Anatomic Stage IV Breast Cancer AJCC v8, Estrogen Receptor Positive, KIT Positive, PDGFR Positive
- Trial name
- NCT00338728
- Testing
- Imatinib Mesylate, Letrozole
- Where
- United States
- Volunteers
- 59 people
- Sponsor
- M.D. Anderson Cancer Center
Metastatic Breast Cancer
4EVER - Efficacy, Safety, Health Economics, Translational Research of Postmenopausal Women With Estrogen Receptor Positive Locally Advanced or Metastatic Breast Cancer
The present multi-center, open-label, single-arm study aims to evaluate the efficacy and safety, quality of life and health resources utilization in postmenopausal women with hormone receptor positive breast cancer progressing…
- Trial name
- MACS2096 (NCT01626222)
- Testing
- Exemestane, Everolimus (RAD001)
- Where
- 84 sites in Germany
- Volunteers
- 301 people
- Sponsor
- Novartis Pharmaceuticals
Breast Cancer
PErsonalized TREatment of High-risk MAmmary Cancer - the PETREMAC Trial
Breast cancer is an optimal "model disease" for studying personalized medicine. Breast cancer was the first malignancy for which a predictive factor forecasting response to therapy was identified nearly 50 years ago; the…
- Trial name
- PETREMAC (NCT02624973)
- Testing
- Neoadjuvant tamoxifen + goserelin (premenopausal women), Neoadjuvant letrozole (postmenopausal women), Neoadjuvant endocrine therapy + palbociclib (if lack of response to endocrine therapy alone)
- Where
- 7 sites in Norway
- Volunteers
- 200 people
- Sponsor
- Haukeland University Hospital
Polycystic Ovary Syndrome
A Trial of Personalized Acupuncture, Fixed Acupuncture, Letrozole and Placebo on Live Birth in Women With PCOS
This study is a randomized assessor-blind controlled trial. A total of 1,103 women with PCOS will be recruited from 20 hospitals and randomly allocated into four groups: personalized acupuncture, fixed acupuncture, letrozole or…
- Trial name
- NCT03625531
- Testing
- Acupuncture, Letrozole
- Where
- China
- Volunteers
- 1,103 people
- Sponsor
- Hongxia Ma
Breast Cancer
A Window-of-opportunity Study of Pelareorep in Early Breast Cancer
The purpose of this study is to find out if pelareorep in combination with different therapies helps to reduce the growth of breast cancer cells and increase the immune system's response to cancer.
- Trial name
- AWARE-1 (NCT04102618)
- Testing
- Pelareorep, Letrozole, Atezolizumab
- Where
- 14 sites in Spain
- Volunteers
- 26 people
- Sponsor
- Oncolytics Biotech
Breast Cancer
A Study of PI3-Kinase Inhibitor GDC-0941 in Combination With Paclitaxel, With and Without Bevacizumab or Trastuzumab, and With Letrozole, in Participants With Locally Recurrent or Metastatic Breast Cancer
This is an open-label, multicenter, Phase Ib dose-escalation study to assess the safety, tolerability, and pharmacokinetics of oral (PO) pictilisib administered with letrozole or intravenous (IV) paclitaxel with and without IV…
- Trial name
- NCT00960960
- Testing
- Bevacizumab, Pictilisib, Letrozole
- Where
- 5 sites in United States, Belgium and 1 more
- Volunteers
- 71 people
- Sponsor
- Genentech, Inc.
ER+ Breast Cancer, HER2-negative Breast Cancer
A Trial of Early Detection of Molecular Relapse With Circulating Tumour DNA Tracking and Treatment With Palbociclib Plus Fulvestrant Versus Standard Endocrine Therapy in Patients With ER Positive HER2 Negative Breast Cancer
Detection of molecular relapse with circulating tumour DNA analysis can identify which patients with ER positive breast cancer are relapsing on adjuvant endocrine therapy.
- Trial name
- TRAK-ER (NCT04985266)
- Testing
- Palbociclib 125Mg Tab, Fulvestrant injection, Tamoxifen
- Where
- 49 sites in France, United Kingdom
- Volunteers
- 1,100 people
- Sponsor
- Royal Marsden NHS Foundation Trust
Infertility
COmbining Oral Letrozole and Clomiphene for Ovarian Stimulation (COOL-COS) Associated With Corifollitropin Alfa: a Pilot Study
This is a pilot study evaluating the effect of a simplified low-cost (friendly) controlled ovarian stimulation using clomiphene citrate, letrozole, and Corifollitropin Alfa on the number of oocytes retrieved.
- Trial name
- COOL-COS (NCT02448459)
- Testing
- COOL-COS
- Where
- Brazil
- Volunteers
- 40 people
- Sponsor
- University of Sao Paulo
Endometriosis
Efficacy of Letrozole and CC Alone in an IUI Program in Cases With Surgically Treated Minimal to Mild Endometriosis
To evaluate pregnancy rates with letrozole and CC alone in an IUI program for women with recently surgically treated minimal to mild endometriosis.
- Trial name
- NCT01334762
- Testing
- Letrozole/IUI, CC/IUI
- Where
- Egypt
- Volunteers
- 136 people
- Sponsor
- Mansoura University
Breast Cancer
Concomitant and Sequential Radiohormonotherapy in Adjuvant Breast Cancer
This trial will compare grade 2 or greater late skin toxicities of concomitant letrozole-radiotherapy and radiotherapy followed by letrozole as adjuvant therapy for postmenopausal women with receptor (estrogen receptor [ER]…
- Trial name
- NCT00208273
- Testing
- Letrozole - Concomitant, Letrozole - Sequential
- Where
- France
- Volunteers
- 150 people
- Sponsor
- Institut du Cancer de Montpellier - Val d'Aurelle
Breast Neoplasm Female
Endocrine Therapy Plus CDK4/6 in First or Second Line for Hormone (SONIA) Receptor Positive Advanced Breast Cancer
Given the uncertain benefit in efficacy of adding CDK 4/6 to first rather than second line endocrine treatment, the aim of this project is to evaluate whether the sequence of an aromatase inhibitor plus CDK 4/6 in first line…
- Trial name
- NCT03425838
- Testing
- CDK 4/6 inhibitor, Non-Steroidal Aromatase Inhibitor, Fulvestrant
- Where
- 72 sites in Netherlands
- Volunteers
- 1,050 people
- Sponsor
- Borstkanker Onderzoek Groep
Lymphangioleiomyomatosis
Letrozole for Lymphangioleiomyomatosis
The hypothesis in this study is that estrogen suppression by an aromatase inhibitor in postmenopausal women with lymphangioleiomyomatosis (LAM) will prevent or delay progression of lung disease and result in a decrease in the…
- Trial name
- TRAIL (NCT01353209)
- Testing
- Letrozole
- Where
- 9 sites in United States
- Volunteers
- 17 people
- Sponsor
- University of Cincinnati
Breast Cancer
A Open Study of Metronomic Oral Vinorelbine in Combination With Aromatase Inhibitors for the Treatment of Postmenopausal Women With Hormone Receptor Positive,HER2-negative, Advanced Breast Cancer Who Received no Prior Therapy for Advanced Disease
This study is designed to evaluate the clinical effects of the addition of metronomic oral vinorelbine to letrozole and anastrozole.
- Trial name
- VICTORIANE (NCT02730091)
- Testing
- Letrozole, Anastrozole, Vinorelbine
- Where
- France
- Volunteers
- 98 people
- Sponsor
- Centre Hospitalier Universitaire de Besancon
Breast Cancer
Sorafenib and Letrozole, Anastrozole, or Exemestane in Treating Postmenopausal Women With Estrogen Receptor-Positive and/or Progesterone Receptor-Positive Metastatic Breast Cancer
RATIONALE: Sorafenib may stop the growth of tumor cells by blocking blood flow to the tumor and by blocking some of the enzymes needed for cell growth. Estrogen can cause the growth of breast cancer cells.
- Trial name
- NCT00573755
- Testing
- anastrozole, exemestane, letrozole
- Where
- 3 sites in United States
- Volunteers
- 4 people
- Sponsor
- Mayo Clinic
Infertility
Dual Ovarian Stimulation in the Same IVF/ICSI Cycles for Treatment of Poor Ovarian Responders
This study is a prospective before \& after clinical trial to investigate the efficacy of double stimulations during both the follicular and luteal phases in patients with poor ovarian response undergoing IVF and intracytoplasmic…
- Trial name
- NCT02732808
- Testing
- Ovulation stimulation
- Where
- Iran
- Volunteers
- 50 people
- Sponsor
- Royan Institute
Ectopic Pregnancy
Letrozole Versus Methotrexate for Management of Undisturbed Ectopic Pregnancy
The aim of work is to study the effectiveness of letrozole in treatment of early undisturbed ectopic pregnancy in comparison with Methotrexate.
- Trial name
- NCT07624903
- Testing
- Methotrexate (drug), Letrozole 2.5Mg Tab
- Where
- Egypt
- Volunteers
- 70 people
- Sponsor
- Kafrelsheikh University
Advanced HR+/HER2- Breast Cancer, Advanced CCNE1-amplified Solid Tumors
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 I: Characterize safety and tolerability of GVV858 as a single agent and in combination with fulvestrant or letrozole. Identify dose range for optimization/recommended dose for further clinical evaluation.
- Conditions
- Advanced HR+/HER2- Breast Cancer, Advanced CCNE1-amplified Solid Tumors, Metastatic Castration-resistant Prostate Cancer
- Trial name
- NCT07288359
- Testing
- GVV858, Fulvestrant, Letrozole
- Where
- 16 sites in United States, Canada and 9 more
- Volunteers
- 205 people
- Sponsor
- Novartis Pharmaceuticals
Breast Cancer
Study of Exemestane After Anastrozole or Letrozole Treatment of Postmenopausal Women With Hormone Responsive Breast Cancer
The purpose of this study is to compare the rate of disease free survival (DFS) and distant disease free survival (DDFS) at 5 years in postmenopausal women with hormone receptor and lymph node positive breast cancer randomized…
- Trial name
- LEANEX (NCT00902954)
- Testing
- anastrozole, letrozole, exemestane
- Where
- China
- Volunteers
- 540 people
- Sponsor
- Fudan University
Breast Cancer
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
RATIONALE: Estrogen can cause the growth of breast cancer cells. Letrozole may fight breast cancer by lowering the amount of estrogen the body makes.
- Trial name
- SOLE (NCT00553410)
- Testing
- Letrozole
- Where
- 164 sites in United States, Australia and 18 more
- Volunteers
- 4,884 people
- Sponsor
- ETOP IBCSG Partners Foundation