Clinical trials: Letrozole
Ectopic Pregnancy
Use of Letrozole for Ectopic Pregnancy
A randomized clinical trial using oral letrozole 10mg/day for 7 days, for treating early cases of ectopic pregnancy, compared to intramuscular methotrexate
- Trial name
- EcZOL (NCT06354439)
- Testing
- Letrozole tablets, Methotrexate Sodium
- Where
- Brazil
- Volunteers
- 130 people
- Sponsor
- Hospital de Clinicas de Porto Alegre
Uterine Leiomyosarcoma
Letrozole in Uterine Leiomyosarcoma
This is a clinical trial to test letrozole in patients with uterine leiomyosarcoma. The main question is will treatment with letrozole extend progression-free survival in patients. Patients will receive 2/5 mg of letrozole daily.
- Trial name
- NCT05649956
- Testing
- Letrozole
- Where
- 34 sites in United States
- Volunteers
- 40 people
- Sponsor
- GOG Foundation
Breast Cancer, Pain
Pilot Study to Evaluate the Effect of Aromatase Inhibitor Therapy on Pain Threshold in Breast Cancer Patients
Postmenopausal women who have hormone receptor positive breast cancer are typically treated with aromatase inhibitor medications, which substantially decrease the amount of estrogen produced by their bodies.
- Conditions
- Breast Cancer, Pain, Arthralgia
- Trial name
- NCT01814397
- Testing
- Anastrozole, exemestane, letrozole
- Where
- United States
- Volunteers
- 50 people
- Sponsor
- University of Michigan Rogel Cancer Center
Breast Neoplasms
GETNA2 Neoadj. TAX+Femara vs Femara in g I/II Breast Cancer
Primarily to evaluate the rates of clinical and radiological response in the 2 groups. Secondarily rate of histological response.
- Trial name
- NCT00617968
- Testing
- DOCETAXEL
- Where
- France
- Volunteers
- 5 people
- Sponsor
- Sanofi
Endometrial Cancer
A Study of Targeted Agents for Patients With Recurrent or Persistent Endometrial Cancer
This is a Phase IB/II multi-cohort study designed to evaluate the efficacy and safety of targeted agents with or without cancer immune checkpoint therapy with atezolizumab in participant with recurrent and/or persistent…
- Trial name
- EndoMAP (NCT04486352)
- Testing
- Atezolizumab - 28 Day Cycle, Bevacizumab, Ipatasertib
- Where
- 21 sites in United States
- Volunteers
- 148 people
- Sponsor
- Alliance Foundation Trials, LLC.
Solid Cancers, Non-Hodgkin's Lymphoma
A Dose Escalation Study Evaluating the Safety and Tolerability of GDC-0032 in Participants With Locally Advanced or Metastatic Solid Tumors or Non-Hodgkin's Lymphoma (NHL) and in Combination With Endocrine Therapy in Locally Advanced or Metastatic Hormone Receptor-Positive Breast Cancer
This is an open-label, multicenter, Phase I/II study to assess the safety, tolerability, and pharmacokinetics of GDC-0032. The Phase I portion will be divided into two stages.
- Trial name
- NCT01296555
- Testing
- Fulvestrant, GDC-0032, Letrozole
- Where
- 31 sites in United States, Canada and 2 more
- Volunteers
- 674 people
- Sponsor
- Genentech, Inc.
Stage IIA Breast Cancer, Stage IIB Breast Cancer
Chemotherapy Before Surgery and Tissue Sample Collection in Patients With Stage IIA-IIIC Breast Cancer
This pilot clinical trial studies chemotherapy before surgery and tissue sample collection in patients with stage IIA-IIIC breast cancer.
- Conditions
- Stage IIA Breast Cancer, Stage IIB Breast Cancer, Stage IIIA Breast Cancer, Stage IIIB Breast Cancer
- Trial name
- NCT01897441
- Testing
- Cyclophosphamide, Cytology Specimen Collection Procedure, Doxorubicin Hydrochloride
- Where
- United States
- Volunteers
- 31 people
- Sponsor
- Albert Einstein College of Medicine
Breast Cancer
Letrozole and Celecoxib in Treating Postmenopausal Women With Locally Advanced or Metastatic Breast Cancer
RATIONALE: Estrogen can cause the growth of breast cancer cells. Hormone therapy using letrozole may fight breast cancer by lowering the amount of estrogen the body makes.
- Trial name
- NCT00101062
- Testing
- celecoxib, letrozole
- Where
- United States
- Sponsor
- University of Medicine and Dentistry of New Jersey
Infertility Indicated for ICSI
Role of Aromatase Inhibitor to Enhance Ovulation in Poor Responder During Induction With Short Antagonist Protocol in Cases of ICSI
study the effect of aromataze inhibitor induction together with short stimulation protocol by gonadotrphin releasing hormon antagonist in cases that expected to be poor responder before ICSI
- Trial name
- AIPRICSI (NCT02741154)
- Testing
- induction with aromataze inhibitor, HMG, GnRh a
- Where
- Egypt
- Volunteers
- 50 people
- Sponsor
- Minia University
Advanced Solid Tumor, HR+/HER2- Breast Cancer
Study of AVZO-021 in Patients With Advanced Solid Tumors
This study, the first clinical trial of AVZO-021, aims to determine the safety, tolerability, pharmacokinetics, pharmacodynamics, maximum tolerated dose, and anti-tumor effects of AVZO-021 in patients with advanced solid tumors.
- Conditions
- Advanced Solid Tumor, HR+/HER2- Breast Cancer, HR+, HER2-, Advanced Breast Cancer, CCNE1 Amplification
- Trial name
- NCT05867251
- Testing
- AVZO-021, Palbociclib, Fulvestrant
- Where
- 13 sites in United States, Australia
- Volunteers
- 430 people
- Sponsor
- Avenzo Therapeutics, Inc.
Polycystic Ovarian Syndrome
Comparison of Clomid and Lezra With Lezra for Ovulation Induction in Clomid Resistant PCOS Case
Clomiphene citrate resistant i.e failure to ovulate after 6 cycles of ovulation induction effects 15-40% of patients with PCOS.Two treatment groups will be formed one recieving letrozole alone and another recieving CC and…
- Trial name
- NCT06813118
- Testing
- Clomiphene Citrate and letrozole
- Where
- Pakistan
- Volunteers
- 42 people, healthy volunteers welcome
- Sponsor
- HITEC-Institute of Medical Sciences
Advanced Breast Cancer, HR+/HER2- Breast Cancer
Apatinib Combined With cdk4/6i in First-line Treatment for HR+/HER2- SNF4 Subtype Breast Cancer
This is a randomized, controlled, open-label, phase III study to explore the efficacy and safety of Apatinib in combination with standard first-line endocrine therapy for the HR+/ HER2-SNF4 subtype of advanced breast cancer.
- Trial name
- NCT06447623
- Testing
- Apatinib, CDK4/6 Inhibitor, Aromatase inhibitor and Fulvestrant
- Where
- China
- Volunteers
- 184 people
- Sponsor
- Fudan University
Breast Carcinoma
Phase II Study of AS1402 Combined With Letrozole to Treat Breast Cancer
The aim of this study is to compare the overall tumour response rate per RECIST in postmenopausal women with metastatic or locally advanced breast cancer receiving AS1402 in combination with letrozole compared to letrozole alone
- Trial name
- NCT00770354
- Testing
- AS1402, Letrozole
- Where
- 2 sites in Russia
- Volunteers
- 110 people
- Sponsor
- Antisoma Research
Recurrent and Metastatic Endometrial Cancer
A Study of Letrozole in the Treatment of Endometrial Cancer
Currently available treatments for endometrial cancer are associated with limited efficacy and significant toxicity. This study will assess the safety and efficacy of letrozole, an aromatase inhibitor, on endometrial cancer.
- Trial name
- NCT00333086
- Testing
- Letrozole
- Where
- Germany
- Volunteers
- 36 people
- Sponsor
- Novartis Pharmaceuticals
Early-stage Breast Cancer, Hormone Receptor Positive Tumor
A Window of Opportunity Study of Pre-operative Endocrine Therapy With and Without Prometrium in Postmenopausal Women With Early Stage Breast Hormone Receptor Positive (HR+) Human Epidermal Receptor 2 Negative (HER2-) Breast Cancer.
A phase II randomised, open label study of pre-operative endocrine therapy with \& without prometrium in postmenopausal women with early stage breast hormone receptor positive (HR+) human epidermal receptor 2 negative (HER2-)…
- Trial name
- WinPro (NCT03906669)
- Testing
- Letrozole, Letrozole and Prometrium, Tamoxifen and Prometrium
- Where
- Australia
- Volunteers
- 200 people
- Sponsor
- St Vincent's Hospital
Breast Cancer
Optimal Duration of Pre-operative Treatment With Letrozole and to Correlate Clinical Efficacy With Appropriate Surrogate Markers
This study will assess optimal duration of pre-operative treatment with letrozole and to correlate clinical efficacy with appropriate surrogate markers.
- Trial name
- NCT00535418
- Testing
- Letrozole
- Volunteers
- 35 people
- Sponsor
- Novartis Pharmaceuticals
Breast Cancer
Neoadjuvant Letrozole and Palbociclib in Patients With Stage II-IIIB Breast Cancer, HR+, HER2 -
This is an international, multicenter, open-label, non-comparative, Simon´s two-stage design, phase II clinical trial.
- Trial name
- DxCARTES (NCT03819010)
- Testing
- Pre treatment Recurrence Score:18-25 Letrozole + Palbociclib, Pre treatment Recurrence Score:26-100 Letrozole + Palbociclib
- Where
- 18 sites in Portugal, Spain
- Volunteers
- 66 people
- Sponsor
- MedSIR
Reproductive Behavior
Endometrial Preparation in Frozen Embryo Transfer Cycles
Comparison of protocols for frozen embryo transfer (ET): One protocol using Estrogen supplements and the second protocol using Letrozole
- Trial name
- NCT03540979
- Testing
- endometrial preparation for frozen blastocyst transfer, Letrozole, Ovidrel
- Volunteers
- 100 people
- Sponsor
- Meir Medical Center
Breast Adenocarcinoma, Hormone Receptor Positive
Hormone Therapy With or Without Combination Chemotherapy in Treating Women Who Have Undergone Surgery for Node-Negative Breast Cancer (The TAILORx Trial)
This randomized phase III trial studies the best individual therapy for women who have node-negative, estrogen-receptor positive breast cancer by using a special test (Oncotype DX), and whether hormone therapy alone or hormone…
- Conditions
- Breast Adenocarcinoma, Hormone Receptor Positive, Stage IA Breast Cancer AJCC v7, Stage IB Breast Cancer AJCC v7
- Trial name
- TAILORx (NCT00310180)
- Testing
- Anastrozole, Exemestane, Laboratory Biomarker Analysis
- Where
- 1,222 sites in United States, Australia and 6 more
- Volunteers
- 10,273 people
- Sponsor
- National Cancer Institute (NCI)
Breast Cancer
The Use of Zoledronic Acid to Prevent Cancer-treatment Bone Loss in Post-menopausal Women Receiving Adjuvant 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
- NCT00171314
- Testing
- Zoledronic acid, Letrozole
- Where
- 49 sites in Argentina, Belgium and 7 more
- Volunteers
- 527 people
- Sponsor
- Novartis Pharmaceuticals