Clinical trials: Letrozole
Metastatic or Locally-advanced Unresectable Breast Cancer
BYL719 Plus Letrozole or Exemestane for Patients With Hormone-Receptor Positive Locally-Advanced Unresectable or Metastatic Breast Cancer
The purpose of this study is to test the safety of a drug called BYL719 at different dose levels. The investigators want to find out what effects, good and/or bad, BYL719 has on the patient and breast cancer.
- Trial name
- NCT01870505
- Testing
- BYL719, Letrozole, Exemestane
- Where
- United States
- Volunteers
- 52 people
- Sponsor
- Memorial Sloan Kettering Cancer Center
Leiomyosarcoma
Letrozole in Women With Advanced Estrogen/Progesterone Receptor Positive Uterine Leiomyosarcoma
The purpose of this research study is to determine if letrozole is effective at controlling the growth or spread of estrogen and/or progesterone receptor positive uterine leiomyosarcoma.
- Trial name
- NCT00856050
- Testing
- letrozole
- Where
- United States
- Volunteers
- 27 people
- Sponsor
- Dana-Farber Cancer Institute
Uterine Fibroids
Pharmacokinetics and Hepatic Safety of EGCG
A trial to assess the pharmacokinetics and hepatic safety of EGCG in women with and without uterine fibroids.
- Trial name
- NCT04177693
- Testing
- Epigallocatechin gallate (EGCG), Clomiphene Citrate, Letrozole
- Where
- United States
- Volunteers
- 39 people, healthy volunteers welcome
- Sponsor
- Yale University
Breast Cancer
Study Assessing the Efficacy and Safety of Alpelisib Plus Fulvestrant or Letrozole, Based on Prior Endocrine Therapy, in Patients With PIK3CA Mutant, HR+, HER2- Advanced Breast Cancer Who Have Progressed on or After Prior Treatments
This was a Phase II, multicenter, open-label, three-cohort, non-comparative study of alpelisib plus endocrine therapy (either fulvestrant or letrozole) in subjects (pre- and post-menopausal women and men) with HR-positive…
- Trial name
- BYLieve (NCT03056755)
- Testing
- Alpelisib, Fulvestrant, Letrozole
- Where
- 94 sites in United States, Argentina and 17 more
- Volunteers
- 383 people
- Sponsor
- Novartis Pharmaceuticals
Congenital Adrenal Hyperplasia (CAH)
Three Drug Combination Therapy Versus Conventional Treatment of Children With Congenital Adrenal Hyperplasia
This study was developed to determine if a combination of four drugs (flutamide, testolactone, reduced hydrocortisone dose, and fludrocortisone) can normalize growth in children with congenital adrenal hyperplasia.
- Trial name
- NCT00001521
- Testing
- Fludrocortisone, Hydrocortisone, Letrozole
- Where
- United States
- Volunteers
- 66 people
- Sponsor
- Eunice Kennedy Shriver National Institute of Child Health and Human Development (NICHD)
Breast Neoplasms, Neoplasm Metastasis
A Study of Abemaciclib in Indian Women With Advanced Breast Cancer
The main purpose of this study is to learn more about the safety and tolerability of abemaciclib when given in combination with hormone therapy in Indian women with advanced breast cancer.
- Trial name
- NCT04707196
- Testing
- Abemaciclib, Nonsteroidal Aromatase Inhibitor (NSAI), Fulvestrant
- Where
- 15 sites in India
- Volunteers
- 200 people
- Sponsor
- Eli Lilly and Company
Bone Loss, Breast Cancer
Zoledronic Acid in the Prevention of Cancer Treatment Related Bone Loss in Postmenopausal Women Receiving Letrozole for Breast Cancer.
Post-menopausal breast cancer patients will receive letrozole 2.5 mg daily for the treatment of breast cancer and will be randomized to a treatment group to receive either upfront zoledronic acid 4 mg IV 15-minute infusion every…
- Trial name
- NCT00171340
- Testing
- Zoledronic acid, Letrozole
- Where
- 106 sites in Argentina, Australia and 26 more
- Volunteers
- 1,065 people
- Sponsor
- Novartis Pharmaceuticals
Advanced Breast Carcinoma, HER2-Positive Breast Carcinoma
TVB-2640 and Trastuzumab With Paclitaxel or Endocrine Therapy for Treatment of HER2 Positive Metastatic Breast Cancer
This phase II trial studies how well FASN inhibitor TVB-2640, paclitaxel, and trastuzumab work in treating patients with HER2 positive breast cancer that has spread to other places in the body (metastatic).
- Conditions
- Advanced Breast Carcinoma, HER2-Positive Breast Carcinoma, Anatomic Stage III Breast Cancer AJCC v8, Anatomic Stage IV Breast Cancer AJCC v8
- Trial name
- NCT03179904
- Testing
- Anastrozole, Denifanstat, Exemestane
- Where
- 3 sites in United States
- Volunteers
- 17 people
- Sponsor
- Mayo Clinic
Estrogen Receptor Negative, Estrogen Receptor Positive
Pembrolizumab and Doxorubicin Hydrochloride or Anti-Estrogen Therapy in Treating Patients With Triple-Negative or Hormone Receptor-Positive Metastatic Breast Cancer
This phase II trial studies how well pembrolizumab and doxorubicin hydrochloride works compared to pembrolizumab with anti-estrogen therapy (anastrozole, letrozole, or exemestane) in treating patients with triple-negative or…
- Conditions
- Estrogen Receptor Negative, Estrogen Receptor Positive, HER2/Neu Negative, Progesterone Receptor Negative
- Trial name
- NCT02648477
- Testing
- Anastrozole, Doxorubicin Hydrochloride, Exemestane
- Where
- 6 sites in United States
- Volunteers
- 30 people
- Sponsor
- City of Hope Medical Center
Advanced Metastatic Breast Cancer
Study of Efficacy and Safety in Premenopausal Women With Hormone Receptor Positive, HER2-negative Advanced Breast Cancer
The purpose of this study was to determine whether treatment with tamoxifen or a non-steroidal aromatase inhibitors (NSAI) + goserelin + LEE011 prolonged progression-free survival (PFS) compared to treatment with tamoxifen or a…
- Trial name
- MONALEESA-7 (NCT02278120)
- Testing
- Ribociclib, Tamoxifen, Letrozole
- Where
- 183 sites in United States, Argentina and 28 more
- Volunteers
- 672 people
- Sponsor
- Novartis Pharmaceuticals
Osteoporosis, Postmenopausal
Safety/Efficacy of Letrozole Monotherapy or in Combination With Zoledronic Acid as Extended Adjuvant Treatment of Postmenopausal Patients With Primary Breast Cancer
This was a prospective, randomized, open-label, two arm phase III trial designed to evaluate the efficacy and safety of zoledronic acid in preventing bone loss in postmenopausal women with operable breast cancer who had received…
- Trial name
- NCT00332709
- Testing
- Letrozole, Zoledronic acid
- Where
- 23 sites in Germany
- Volunteers
- 83 people
- Sponsor
- Novartis
Breast Neoplasms
Aromatase Inhibitor Host Factors Study
The purpose of this study is to examine how key patient factors, including body size affect how well letrozole suppresses circulating estrogen levels.
- Trial name
- NCT01669343
- Testing
- Letrozole
- Where
- 3 sites in Canada
- Volunteers
- 121 people
- Sponsor
- Samuel Lunenfeld Research Institute, Mount Sinai Hospital
Hepatopulmonary Syndrome
Letrozole in Patients With Hepatopulmonary Syndrome
The purpose of this study is to assess the safety, tolerability and possible benefit of letrozole compared to placebo in patients with Hepatopulmonary Syndrome.
- Trial name
- NCT04577001
- Testing
- Letrozole
- Where
- United States
- Volunteers
- 1 people
- Sponsor
- Mayo Clinic
Early Breast Cancer (Phase 2), Advanced Breast Cancer (Phase 1b)
Pre-Operative Study of PF-4691502 With Letrozole Compared To Letrozole Alone In Patients With Early Breast Cancer
PF-04691502 is an inhibitor of PI3K and mTOR kinase. Published data support the hypothesis that a PI3K/mTOR antagonist in combination with letrozole might mitigate the intrinsic or acquired resistance to hormonal therapy and…
- Trial name
- NCT01430585
- Testing
- PF-04691502, PF-04691502 in combination with Letrozole, Letrozole
- Where
- 5 sites in Belgium, Italy and 2 more
- Volunteers
- 14 people
- Sponsor
- Pfizer
Infertility
Study Evaluating the Timing of Intrauterine Insemination in Relation to Positive Home Ovulation Prediction Kit
The aim of this study is to assess the impact of the timing of intrauterine insemination (IUI) in relation to the natural surge of luteinizing hormone (LH), as detected by home ovulation predictor kits, on pregnancy rates per…
- Trial name
- NCT02294773
- Testing
- Intrauterine Insemination, Clomiphene, Letrozole
- Where
- 2 sites in United States
- Volunteers
- 13 people
- Sponsor
- Midwest Fertility Specialists
Metastatic ER+ Her2- Breast Cancer, Postmenopausal
A Study of Abiraterone Acetate Plus Prednisone With or Without Exemestane in Postmenopausal Women With Estrogen Receptor-Positive (ER+) Metastatic Breast Cancer Progressing After Letrozole or Anastrozole Therapy
The purpose of this study is to assess the safety and efficacy of oral abiraterone acetate plus oral prednisone and oral abiraterone acetate plus oral prednisone plus oral exemestane, each compared with oral exemestane alone, in…
- Trial name
- NCT01381874
- Testing
- Exemestane, Abiraterone acetate + Prednisone/ Prednisolone + Exemestane, Abiraterone acetate + Prednisone or Prednisolone
- Where
- 81 sites in United States, Belgium and 10 more
- Volunteers
- 297 people
- Sponsor
- Janssen Research & Development, LLC
Breast Cancer
Extended Endocrine Therapy for Premenopausal Women With Breast Cancer
The purpose of this study is to determine the safety and tolerability of the combination of two drugs (letrozole and leuprolide) in women who have already taken tamoxifen for at least 4.5 years.
- Trial name
- NCT00903162
- Testing
- leuprolide, letrozole, zoledronic acid
- Where
- 4 sites in United States
- Volunteers
- 17 people
- Sponsor
- Dana-Farber Cancer Institute
Breast Cancer
Exemestane, Letrozole, or Anastrozole in Treating Postmenopausal Women Who Are Undergoing Surgery for Stage II or Stage III Breast Cancer
RATIONALE: Estrogen can cause the growth of breast cancer cells. Hormone therapy using exemestane, letrozole, or anastrozole, may fight breast cancer by lowering the amount of estrogen the body makes.
- Trial name
- NCT00265759
- Testing
- anastrozole, exemestane, letrozole
- Where
- 3 sites in United States
- Volunteers
- 622 people
- Sponsor
- Alliance for Clinical Trials in Oncology
Breast Cancer, Invasive Breast Cancer
Neoadjuvant Endocrine Therapy in Hormone Receptor-Positive, Human Epidermal Growth Factor Receptor 2 (HER2)-Negative Node-Negative Breast Cancer
This is an exploratory interventional study that initiates standard-of-care anti-estrogen treatment preoperatively for four weeks.
- Trial name
- NCT03219476
- Testing
- Anastrozole, Letrozole, Exemestane
- Where
- United States
- Volunteers
- 37 people
- Sponsor
- Medical College of Wisconsin
Breast Cancer
GCC 1366: Anti-Proliferative Response to NeoAdjuvant AIs in Overweight and Obese Patients
More than three quarter of patients with breast cancer are treated by hormone pills called tamoxifen and aromatase inhibitors (AIs). AIs are drugs that stop female hormone production.
- Trial name
- NCT02095184
- Testing
- Anastrozole, Letrozole
- Where
- United States
- Volunteers
- 42 people
- Sponsor
- University of Maryland, Baltimore