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Showing 25–48 of 24 matching trials from the live ClinicalTrials.gov search.
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Conditions
Infertility
Interventions
Intrauterine Insemination, Clomiphene, Letrozole
Procedure · Drug
Lead sponsor
Midwest Fertility Specialists
Industry
Eligibility
21 Years to 39 Years · Female only
Enrollment
13 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2015
U.S. locations
2
States / cities
Fort Wayne, Indiana • Indianapolis, Indiana
Conditions
Metastatic Breast Cancer
Interventions
Letrozole, Trastuzumab
Drug
Lead sponsor
Duke University
Other
Eligibility
18 Years and older · Female only
Enrollment
33 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2000 – 2005
U.S. locations
4
States / cities
Washington D.C., District of Columbia • Boston, Massachusetts • St Louis, Missouri + 1 more
Conditions
Brain Tumor
Interventions
Letrozole Oral Tablet, Temozolomide
Drug
Lead sponsor
University of Cincinnati
Other
Eligibility
18 Years and older
Enrollment
39 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2027
U.S. locations
1
States / cities
Cincinnati, Ohio
Conditions
Metastatic Invasive Breast Cancer, Resistant Breast Cancer, ER+, HER2-, Metastatic Breast Cancer
Interventions
Neratinib + endocrine therapy, Endocrine therapy may include one of the following therapies: letrozole, anastrozole, exemestane, tamoxifen or fulvestrant, CDK4/6 + Endocrine therapy
Drug
Lead sponsor
University of California, San Diego
Other
Eligibility
18 Years and older · Female only
Enrollment
150 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2027 – 2035
U.S. locations
1
States / cities
La Jolla, California
Conditions
Breast Cancer
Interventions
XL147 (SAR245408), XL765 (SAR245409), letrozole (Femara)
Drug
Lead sponsor
Sanofi
Industry
Eligibility
18 Years and older · Female only
Enrollment
72 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2013
U.S. locations
11
States / cities
Los Angeles, California • Denver, Colorado • Fort Meyers, Florida + 8 more
Conditions
HER2/Neu Negative, Invasive Breast Carcinoma, Postmenopausal, Stage 0 Breast Cancer, Stage IA Breast Cancer
Interventions
Anastrozole, Exemestane, Laboratory Biomarker Analysis, Letrozole, Quality-of-Life Assessment, Questionnaire Administration, Tamoxifen Citrate, Toremifene Citrate
Drug · Other
Lead sponsor
Fred Hutchinson Cancer Center
Other
Eligibility
60 Years and older · Female only
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2025
U.S. locations
1
States / cities
Seattle, Washington
Conditions
Breast Cancer
Interventions
Tucatinib in Combination with Palbociclib and Letrozole
Drug
Lead sponsor
University of Colorado, Denver
Other
Eligibility
18 Years to 100 Years · Female only
Enrollment
42 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2023
U.S. locations
6
States / cities
Tucson, Arizona • Aurora, Colorado • Chicago, Illinois + 3 more
Conditions
Anatomic Stage III Breast Cancer AJCC v8, Anatomic Stage IIIA Breast Cancer AJCC v8, Anatomic Stage IIIB Breast Cancer AJCC v8, Anatomic Stage IIIC Breast Cancer AJCC v8, Anatomic Stage IV Breast Cancer AJCC v8, Estrogen Receptor Positive, HER2/Neu Negative, Invasive Breast Carcinoma, Prognostic Stage III Breast Cancer AJCC v8, Prognostic Stage IIIA Breast Cancer AJCC v8, Prognostic Stage IIIB Breast Cancer AJCC v8, Prognostic Stage IIIC Breast Cancer AJCC v8, Prognostic Stage IV Breast Cancer AJCC v8, Recurrent Breast Carcinoma
Interventions
Anastrozole, Exemestane, Fulvestrant, Letrozole, Paclitaxel, Talimogene Laherparepvec, Tamoxifen, Nab paclitaxel, Gemcitabine, Carboplatin
Drug · Biological
Lead sponsor
University of California, San Francisco
Other
Eligibility
18 Years and older
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2023
U.S. locations
1
States / cities
San Francisco, California
Conditions
Metastatic Breast Cancer
Interventions
IMC-A12 (cixutumumab), tamoxifen, Anastrozole, Letrozole, Exemestane, Fulvestrant
Biological · Drug
Lead sponsor
Eli Lilly and Company
Industry
Eligibility
18 Years and older · Female only
Enrollment
93 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2015
U.S. locations
9
States / cities
Scottsdale, Arizona • Chicago, Illinois • Westwood, Kansas + 6 more
Conditions
Solid Cancers, Non-Hodgkin's Lymphoma
Interventions
Fulvestrant, GDC-0032, Letrozole, Midazolam
Drug
Lead sponsor
Genentech, Inc.
Industry
Eligibility
18 Years and older
Enrollment
674 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2021
U.S. locations
27
States / cities
Scottsdale, Arizona • Tucson, Arizona • Orange, California + 20 more
Conditions
McCune Albright Syndrome, Polyostotic Fibrous Dysplasia, Precocious Puberty
Interventions
Letrozole
Drug
Lead sponsor
National Institute of Dental and Craniofacial Research (NIDCR)
NIH
Eligibility
1 Year to 8 Years · Female only
Enrollment
25 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2000 – 2009
U.S. locations
1
States / cities
Bethesda, Maryland
Completed Not applicable Interventional Results available

Letrozole as a Treatment of Endometrial Cancer

NCT00997373
Conditions
Endometrial Carcinoma
Interventions
Letrozole
Drug
Lead sponsor
University of California, Davis
Other
Eligibility
40 Years and older · Female only
Enrollment
43 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2013
U.S. locations
2
States / cities
Sacramento, California
Conditions
Hormone Receptor Positive Early Breast Cancer
Interventions
US-sourced oral Femara® + Letrozole SIE, EU sourced oral Femara® + Letrozole SIE
Drug
Lead sponsor
Rovi Pharmaceuticals Laboratories
Industry
Eligibility
18 Years to 80 Years · Female only
Enrollment
120 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2028
U.S. locations
2
States / cities
Beverly Hills, California • Margate, Florida
Conditions
Male Breast Cancer, Recurrent Breast Cancer, Stage IV Breast Cancer
Interventions
vorinostat, anastrozole, letrozole, exemestane, positron emission tomography, F-18 16 alpha-fluoroestradiol, fludeoxyglucose F 18, laboratory biomarker analysis
Drug · Procedure · Radiation + 1 more
Lead sponsor
University of Washington
Other
Eligibility
18 Years and older
Enrollment
15 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2020
U.S. locations
1
States / cities
Seattle, Washington
Conditions
Infertility, Breast Cancer
Interventions
RPFNA
Procedure
Lead sponsor
University of Kansas
Other
Eligibility
21 Years to 45 Years · Female only
Enrollment
9 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2011 – 2014
U.S. locations
1
States / cities
Kansas City, Kansas
Conditions
Breast Neoplasms, Neoplasms, Hormone-dependent
Interventions
atamestane, toremifene, letrozole, aromatase inhibition, hormone therapy, endocrine therapy, antiestrogen therapy
Drug · Procedure
Lead sponsor
Intarcia Therapeutics
Industry
Eligibility
18 Years and older · Female only
Enrollment
865 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2002 – 2006
U.S. locations
17
States / cities
Lake Havasu City, Arizona • Tucson, Arizona • Greenbrae, California + 14 more
Conditions
Breast Cancer, Solid Tumors, Adult
Interventions
STX-478, Fulvestrant, Ribociclib, Palbociclib, Letrozole, Anastrozole, Exemestane, Tamoxifen, Abemaciclib, Imlunestrant, Metformin
Drug
Lead sponsor
Eli Lilly and Company
Industry
Eligibility
18 Years and older
Enrollment
880 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2030
U.S. locations
28
States / cities
Los Angeles, California • San Francisco, California • Aurora, Colorado + 22 more
Conditions
Breast Cancer
Interventions
goserelin, letrozole, leuprolide acetate, conventional surgery
Drug · Procedure
Lead sponsor
University of Washington
Other
Eligibility
18 Years and older · Female only
Enrollment
1 participant
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2008
U.S. locations
2
States / cities
Seattle, Washington
Conditions
Breast Neoplasms
Interventions
Lapatinib, Letrozole, Placebo
Drug
Lead sponsor
Novartis Pharmaceuticals
Industry
Eligibility
18 Years and older · Female only
Enrollment
1,286 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2003 – 2018
U.S. locations
84
States / cities
Tucson, Arizona • Hot Springs, Arkansas • Jonesboro, Arkansas + 78 more
Conditions
Anatomic Stage I Breast Cancer AJCC v8, Anatomic Stage IA Breast Cancer AJCC v8, Anatomic Stage IB Breast Cancer AJCC v8, Anatomic Stage II Breast Cancer AJCC v8, Anatomic Stage IIA Breast Cancer AJCC v8, Anatomic Stage IIB Breast Cancer AJCC v8, Anatomic Stage III Breast Cancer AJCC v8, Anatomic Stage IIIA Breast Cancer AJCC v8, Anatomic Stage IIIB Breast Cancer AJCC v8, Anatomic Stage IIIC Breast Cancer AJCC v8, Anatomic Stage IV Breast Cancer AJCC v8, Prognostic Stage I Breast Cancer AJCC v8, Prognostic Stage IA Breast Cancer AJCC v8, Prognostic Stage IB Breast Cancer AJCC v8, Prognostic Stage IIA Breast Cancer AJCC v8, Prognostic Stage IIB Breast Cancer AJCC v8, Prognostic Stage III Breast Cancer AJCC v8, Prognostic Stage IIIA Breast Cancer AJCC v8, Prognostic Stage IIIB Breast Cancer AJCC v8, Prognostic Stage IIIC Breast Cancer AJCC v8, Prognostic Stage IV Breast Cancer AJCC v8
Interventions
Hydroxychloroquine, Letrozole, Palbociclib
Drug
Lead sponsor
M.D. Anderson Cancer Center
Other
Eligibility
18 Years and older · Female only
Enrollment
15 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2024
U.S. locations
1
States / cities
Houston, Texas
Conditions
Breast Cancer
Interventions
KW-2450 in combination with lapatinib and letrozole
Drug
Lead sponsor
Kyowa Kirin Co., Ltd.
Industry
Eligibility
18 Years and older
Enrollment
11 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2012
U.S. locations
5
States / cities
Long Beach, California • Los Angeles, California • Deerfield Beach, Florida + 2 more
Conditions
Metastatic Breast Cancer
Interventions
Inavolisib, Phesgo, Placebo, Taxane-based Chemotherapy, Optional Endocrine Therapy of Investigator's Choice
Drug
Lead sponsor
Hoffmann-La Roche
Industry
Eligibility
18 Years and older
Enrollment
230 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2032
U.S. locations
20
States / cities
Gilbert, Arizona • Burbank, California • Corona, California + 17 more
Conditions
Breast Cancer, Adjuvant Treatment, Early Stage Breast Cancer
Interventions
Switch, Guideline Directed Intervention (GDI)
Drug · Other
Lead sponsor
Dartmouth-Hitchcock Medical Center
Other
Eligibility
18 Years and older
Enrollment
62 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2027
U.S. locations
1
States / cities
Lebanon, New Hampshire
Conditions
Breast Cancer, HER2-positive
Interventions
Zanidatamab, Letrozole, Tamoxifen
Drug
Lead sponsor
M.D. Anderson Cancer Center
Other
Eligibility
18 Years and older · Female only
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2028
U.S. locations
1
States / cities
Houston, Texas