Clinical trials: Letrozole
Breast Cancer
Study of BMS-754807 Combined With Letrozole or BMS-754807 Alone in Patients With Hormone Receptor-Positive Breast Cancer and Resistance to Non-Steroidal Aromatase Inhibitors
The purpose of this study is to evaluate oral doses of BMS-754807 in combination with letrozole or BMS-754807 alone are safe and efficacious in locally advanced or metastatic hormone receptor positive breast cancer subjects who…
- Trial name
- NCT01225172
- Testing
- BMS-754807, letrozole
- Where
- 21 sites in United States
- Volunteers
- 77 people
- Sponsor
- Bristol-Myers Squibb
Breast Cancer, Estrogen Receptor Positive Tumor
To Reduce the Use of Chemotherapy in Postmenopausal Patients With ER-positive and HER2-positive Breast Cancer (TOUCH)
This is a phase II open-label, multicentre, randomized trial. The study assesses the treatment of postmenopausal patients with hormone receptor positive/HER2 positive early breast cancer with neoadjuvant palbociclib in…
- Conditions
- Breast Cancer, Estrogen Receptor Positive Tumor, HER2-positive Breast Cancer
- Trial name
- TOUCH (NCT03644186)
- Testing
- Paclitaxel, Trastuzumab, Pertuzumab
- Where
- 54 sites in Belgium, France and 2 more
- Volunteers
- 147 people
- Sponsor
- ETOP IBCSG Partners Foundation
Breast Cancer, Infertility
RCT of Fixed vs Titrated Letrozole in Breast Cancer Patient Undergoing IVF
The purpose of this study is to compare two different ways to administer Letrozole to determine their effectiveness in blocking estrogen production during ovarian stimulation in patients with breast cancer prior to…
- Trial name
- NCT01035099
- Testing
- Letrozole
- Where
- United States
- Volunteers
- 41 people
- Sponsor
- Weill Medical College of Cornell University
Endometriosis, Ovarian Hyperstimulation
Assessment and Prevention of Pain During Ovarian Stimulation in Patients With Endometriosis
Randomized double blinded placebo-controlled trial to evaluate the impact of ovarian hyperstimulation on endometriosis-related symptoms and to evaluate the impact of letrozole use during ovarian hyperstimulation with respect to…
- Trial name
- APPOSE (NCT04002141)
- Testing
- Letrozole
- Where
- United States
- Volunteers
- 60 people, healthy volunteers welcome
- Sponsor
- University of California, San Francisco
Breast Cancer
Study Of Letrozole With Or Without Palbociclib (PD-0332991) For The First-Line Treatment Of Hormone-Receptor Positive Advanced Breast Cancer
The study is aimed to confirm that letrozole + PD 0332991 is safe and tolerable and to assess the effect of the combination on advanced breast cancer
- Trial name
- NCT00721409
- Testing
- PD 0332991, letrozole
- Where
- 104 sites in United States, Canada and 10 more
- Volunteers
- 177 people
- Sponsor
- Pfizer
Idiopathic Short Stature
Aromatase Inhibitors, Alone And In Combination With Growth Hormone In Adolescent Boys With Idiopathic Short Stature
When treating very short children in puberty we are time-limited, as sex hormones cause the growth plates to fuse and growth to end.
- Trial name
- ThrasherAI (NCT01248416)
- Testing
- Aromatase Inhibitor, Growth Hormone, Aromatase Inhibitor and Growth Hormone
- Where
- 4 sites in United States, Chile
- Volunteers
- 76 people
- Sponsor
- Nemours Children's Clinic
Breast Cancer
Study to Compare Overall Survival in Medicare Patients With Metastatic Breast Cancer Treated With a Medicine Called Palbociclib in Combination With Aromatase Inhibitor and Aromatase Inhibitor by Itself.
A retrospective study of de-identified (to preserve patient privacy) patient information from the SEER-Medicare Database to compare overall survival of first line palbociclib + aromatase inhibitor (AI) therapy versus AI therapy…
- Trial name
- NCT06086340
- Testing
- Palbociclib, Aromatase Inhibitor
- Where
- United States
- Volunteers
- 779 people
- Sponsor
- Pfizer
Breast Neoplasms
PF-06804103 Dose Escalation in HER2 Positive and Negative (Negative Only in Part 2) Solid Tumors
The study will evaluate the safety, pharmacokinetics and pharmacodynamics of increasing doses of PF-06804103 in patients with HER2 positive and negative breast and gastric cancer (HER2 positive only and gastric were studied in…
- Trial name
- NCT03284723
- Testing
- PF-06804103, PF-06804103 + Palbociclib +Letrozole
- Where
- 46 sites in United States, Australia and 4 more
- Volunteers
- 95 people
- Sponsor
- Pfizer
Breast Cancer
Study of 2 Ribociclib Doses in Combination With Aromatase Inhibitors in Women With HR+, HER2- Advanced Breast Cancer
The purpose of the study was to evaluate the safety and efficacy of a reduced ribociclib starting dose of 400 mg in combination with a non-steroidal aromatase inhibitor (NSAI) (letrozole or anastrozole) for the treatment of pre…
- Trial name
- AMALEE (NCT03822468)
- Testing
- Ribociclib, Anastrozole, Letrozole
- Where
- 89 sites in United States, Argentina and 21 more
- Volunteers
- 376 people
- Sponsor
- Novartis Pharmaceuticals
Fibrolamellar Carcinoma, Fibrolamellar Liver Cancer
Study of (1) Everolimus, (2) Estrogen Deprivation Therapy (EDT) With Leuprolide + Letrozole and (3) Everolimus + EDT in Patients With Unresectable Fibrolamellar Hepatocellular Carcinoma (FLL-HCC)
There is no effective standard treatment for fibrolamellar liver cancer that cannot be removed by surgery. The investigators want to find out what effects, good and/or bad, 3 drugs called letrozole, leuprolide and everolimus will…
- Trial name
- NCT01642186
- Testing
- everolimus, letrozole plus leuprolide, combination of everolimus, letrozole and leuprolide
- Where
- 6 sites in United States
- Volunteers
- 28 people
- Sponsor
- Memorial Sloan Kettering Cancer Center
Male Breast Cancer, Recurrent Breast Cancer
Vorinostat in Treating Patients With Stage IV Breast Cancer Receiving Aromatase Inhibitor Therapy
This pilot clinical trial studies vorinostat in treating patients with stage IV breast cancer receiving aromatase inhibitor (AI) therapy.
- Conditions
- Male Breast Cancer, Recurrent Breast Cancer, Stage IV Breast Cancer
- Trial name
- NCT01153672
- Testing
- vorinostat, laboratory biomarker analysis, biopsy
- Where
- United States
- Volunteers
- 8 people
- Sponsor
- University of Washington
Metastatic Breast Cancer
Palbociclib in Combination With Fulvestrant or Letrozole in Patients With ER+, HER2- Advanced Breast Cancer
This is an international, randomized, open-label, controlled, multicenter phase II clinical trial to investigate and compare the safety and efficacy of palbociclib combined with fulvestrant or letrozole in women with ER+, HER2…
- Trial name
- PARSIFAL (NCT02491983)
- Testing
- Palbociclib, Fulvestrant, Letrozole
- Where
- 48 sites in Czechia, France and 5 more
- Volunteers
- 486 people
- Sponsor
- MedSIR
Endometrial Carcinoma
Letrozole as a Treatment of Endometrial Cancer
Some cases of endometrial cancer are dependent on estrogen for their growth. Letrozole blocks estrogen production in the body. The purpose of this study is to determine if the investigators can predict which patients might…
- Trial name
- NCT00997373
- Testing
- Letrozole
- Where
- 2 sites in United States
- Volunteers
- 43 people
- Sponsor
- University of California, Davis
Breast Neoplasms
Study Evaluating Temsirolimus (CCI-779) In Breast Neoplasms
To evaluate the preliminary activity and pharmacokinetics of 2 separate doses and schedules of orally administered Temsirolimus (CCI-779) given in combination with daily letrozole, compared to letrozole alone, in the treatment of…
- Trial name
- NCT00062751
- Testing
- Letrozole / Temsirolimus (CCI-779), Letrozole
- Volunteers
- 108 people
- Sponsor
- Wyeth is now a wholly owned subsidiary of Pfizer
Breast Cancer
A Study of R1507 in Combination With Letrozole in Postmenopausal Women With Advanced Breast Cancer
This study aim was to determine the safety and efficacy of R1507 in combination with letrozole in patients with advanced breast cancer.
- Trial name
- NCT00796107
- Testing
- RG1507, Letrozole
- Where
- 6 sites in United States
- Volunteers
- 6 people
- Sponsor
- Hoffmann-La Roche
Breast Neoplasms
Study Comparing Lapatinib (GW572016) And Letrozole Versus Letrozole In Subjects With Advanced Or Metastatic Breast Cancer
This study evaluated and compared the efficacy and tolerability of lapatinib and letrozole, with letrozole and placebo in post-menopausal women with hormone receptor positive (ER positive and/or PgR positive) advanced or…
- Trial name
- NCT00073528
- Testing
- Lapatinib, Letrozole
- Where
- 278 sites in United States, Argentina and 27 more
- Volunteers
- 1,286 people
- Sponsor
- Novartis Pharmaceuticals
Healthy Volunteers
Letrozole Treatment in Normal and GnRH Deficient Women
This research study involves the use of the drugs Letrozole, GnRH, and NAL-GLU GnRH antagonist. Letrozole is a drug that is approved by the U.S.
- Trial name
- NCT00351416
- Testing
- Letrozole, NAL-GLU GnRH antagonist
- Where
- United States
- Volunteers
- 15 people, healthy volunteers welcome
- Sponsor
- Massachusetts General Hospital
Male Breast Cancer, Recurrent Breast Cancer
Vorinostat in Treating Patients With Stage IV Breast Cancer Receiving Hormone Therapy
This pilot clinical trial studies vorinostat in treating patients with stage IV breast cancer receiving hormone therapy. Vorinostat may help hormone therapy work better by making tumor cells more sensitive to the drug.
- Conditions
- Male Breast Cancer, Recurrent Breast Cancer, Stage IV Breast Cancer
- Trial name
- NCT01720602
- Testing
- vorinostat, anastrozole, letrozole
- Where
- United States
- Volunteers
- 15 people
- Sponsor
- University of Washington
Breast Cancer
Phase 3 Trial of Elacestrant Versus Standard of Care for the Treatment of ER+/HER2- Advanced Breast Cancer
This Phase 3 clinical study compares the efficacy and safety of elacestrant to the standard of care (SoC) options of fulvestrant or an aromatase inhibitor (AI) in women and men with breast cancer whose disease has advanced on at…
- Trial name
- EMERALD (NCT03778931)
- Testing
- Elacestrant, Standard of Care
- Where
- 244 sites in United States, Argentina and 15 more
- Volunteers
- 478 people
- Sponsor
- Stemline Therapeutics, Inc.
Leiomyoma, Uterine Fibroids
Pilot of Letrozole for Uterine Myomas
PLUM evaluates the drug letrozole as a treatment for uterine fibroids. This study is a randomized, blinded, placebo-controlled trial of oral letrozole among premenopausal women with symptomatic uterine fibroids.
- Trial name
- PLUM (NCT02470741)
- Testing
- Letrozole
- Where
- United States
- Volunteers
- 12 people
- Sponsor
- University of California, San Francisco