Independent directory Public ClinicalTrials.gov records United States
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ClinicalTrials.gov public records Last synced Oct 25, 2026, 9:46 AM EDT

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Showing 745–768 of 887 matching trials from the live ClinicalTrials.gov search.
Conditions
Locally Advanced (Inoperable) or Metastatic Breast Cancer
Interventions
Capivasertib, Fulvestrant, Palbociclib, Ribociclib, Abemaciclib
Drug
Lead sponsor
AstraZeneca
Industry
Eligibility
18 Years to 99 Years
Enrollment
893 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2029
U.S. locations
40
States / cities
Tucson, Arizona • Fountain Valley, California • Glendale, California + 35 more
Conditions
Breast Cancer, ER-positive Breast Cancer, HER2-negative Breast Cancer, Metastatic Breast Cancer
Interventions
AI+CDK4/6i, SERD+CDK4/6i, mTOR inhibitor + AI, mTOR inhibitor + SERD, mTOR inhibitor + Selective estrogen receptor modulator, PI3K inhibitor + SERD, PI3K inhibitor + AI, Chemotherapy, Oral SERD, PARPi, AKT inhibitor, Step 3 Arm 2
Drug · Other
Lead sponsor
University of Miami
Other
Eligibility
18 Years and older
Enrollment
24 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2029
U.S. locations
1
States / cities
Miami, Florida
Conditions
Adenocarcinoma of the Prostate, Hormone-resistant Prostate Cancer, Recurrent Prostate Cancer, Stage IV Prostate Cancer
Interventions
estramustine phosphate sodium, docetaxel, bevacizumab, laboratory biomarker analysis
Drug · Biological · Other
Lead sponsor
National Cancer Institute (NCI)
NIH
Eligibility
Male only
Enrollment
72 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
Started 2001
U.S. locations
1
States / cities
Chicago, Illinois
Completed Phase 2 Interventional Results available

Research Investigation of Soy and Estrogen

NCT00997893
Conditions
Menopause, Hot Flashes
Interventions
Soy Phytoestrogen, Estradiol, Medroxyprogesterone Acetate (MPA), Soy Placebo, MPA Placebo
Dietary Supplement · Drug
Lead sponsor
University of Illinois at Chicago
Other
Eligibility
40 Years to 65 Years · Female only
Enrollment
96 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2015
U.S. locations
1
States / cities
Chicago, Illinois
Conditions
Uterine Fibroids, Endometriosis
Interventions
Relugolix Combination Tablet
Drug
Lead sponsor
Sumitomo Pharma Switzerland GmbH
Industry
Eligibility
18 Years to 50 Years · Female only
Enrollment
1,000 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2030
U.S. locations
120
States / cities
Mobile, Alabama • Chandler, Arizona • Mesa, Arizona + 98 more
Conditions
Prostate Cancer
Interventions
doxorubicin hydrochloride, estramustine phosphate sodium, drug resistance inhibition treatment
Drug · Procedure
Lead sponsor
University of New Mexico
Other
Eligibility
18 Years and older · Male only
Enrollment
18 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
1995 – 2013
U.S. locations
1
States / cities
Albuquerque, New Mexico
Conditions
Breast Cancer
Interventions
Fulvestrant, Tamoxifen
Drug
Lead sponsor
Icahn School of Medicine at Mount Sinai
Other
Eligibility
18 Years and older · Female only
Enrollment
2 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2020
U.S. locations
3
States / cities
New York, New York
Conditions
brca1 Mutation Carrier, brca2 Mutation Carrier, Breast Cancer
Interventions
therapeutic estradiol, deslorelin, therapeutic testosterone, therapeutic conventional surgery, active surveillance, quality-of-life assessment, laboratory biomarker analysis
Biological · Drug · Procedure + 1 more
Lead sponsor
City of Hope Medical Center
Other
Eligibility
21 Years to 48 Years · Female only
Enrollment
11 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2004 – 2024
U.S. locations
1
States / cities
Duarte, California
Conditions
Metastatic Breast Cancer
Interventions
Capecitabine, Atezolizumab, Ipatasertib, SGN-LIV1A, Bevacizumab, Chemotherapy (Gemcitabine + Carboplatin or Eribulin), Selicrelumab, Tocilizumab, Nab-Paclitaxel, Sacituzumab Govitecan, Abemaciclib, Fulvestrant, Ribociclib (Dose #1), Inavolisib (Dose #1), Trastuzumab Deruxtecan, Ribociclib (Dose #2), Letrozole, Inavolisib (Dose #2), Empagliflozin, Palbociclib, Metformin, Atirmociclib, Giredestrant
Drug
Lead sponsor
Hoffmann-La Roche
Industry
Eligibility
18 Years and older
Enrollment
1,132 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2030
U.S. locations
26
States / cities
Duarte, California • Irvine, California • La Jolla, California + 20 more
Completed Early Phase 1 Interventional Accepts healthy volunteers

Effect of Estradiol Topical Products

NCT05645393
Conditions
Menopause
Interventions
topical estrogen product
Drug
Lead sponsor
University of Maryland, Baltimore
Other
Eligibility
45 Years to 65 Years · Female only
Enrollment
4 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2025
U.S. locations
1
States / cities
Baltimore, Maryland
Terminated Phase 2 Interventional Results available

Estrogen for Triple Negative Breast Cancer

NCT01083641
Conditions
Female Breast Cancer
Interventions
Estradiol
Drug
Lead sponsor
University of Wisconsin, Madison
Other
Eligibility
18 Years and older · Female only
Enrollment
17 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2015
U.S. locations
1
States / cities
Madison, Wisconsin
Completed Phase 3 Interventional Accepts healthy volunteers

Ovulation Incidence in Oral Contraceptive Users

NCT03106454
Conditions
Contraception, Ovulation
Interventions
Ethinyl Estradiol, Norethindrone acetate, ferrous fumarate, Norethindrone
Drug
Lead sponsor
University of Southern California
Other
Eligibility
18 Years to 45 Years · Female only
Enrollment
58 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2014 – 2024
U.S. locations
1
States / cities
Los Angeles, California
Conditions
Menopause
Interventions
Ashoka Bark and Shatavari, Placebo
Dietary Supplement · Other
Lead sponsor
Vidya USA Corporation
Industry
Eligibility
40 Years to 65 Years · Female only
Enrollment
50 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2026
U.S. locations
1
States / cities
New Port Richey, Florida
Conditions
Prostate Cancer
Interventions
docetaxel, estramustine, mitoxantrone, prednisone
Drug
Lead sponsor
SWOG Cancer Research Network
Network
Eligibility
18 Years and older · Male only
Enrollment
770 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
1999 – 2007
U.S. locations
16
States / cities
Scottsdale, Arizona • Jacksonville, Florida • Peoria, Illinois + 13 more
Conditions
Neoplasms
Interventions
GSK525762, Placebo, Fulvestrant
Drug
Lead sponsor
GlaxoSmithKline
Industry
Eligibility
18 Years and older · Female only
Enrollment
124 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2021
U.S. locations
15
States / cities
Birmingham, Alabama • Gilbert, Arizona • Scottsdale, Arizona + 12 more
Completed Phase 1 Interventional Accepts healthy volunteers

Effect of Estetrol Monohydrate (E4) on QTc Interval

NCT04819906
Conditions
Prolonged QTc Interval
Interventions
Estetrol 20 mg, Estetrol 100 mg, Placebo, Moxifloxacin 400 mg
Drug
Lead sponsor
Estetra
Industry
Eligibility
40 Years to 65 Years · Female only
Enrollment
32 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021
U.S. locations
1
States / cities
Miami, Florida
Conditions
Metastatic Breast Cancer
Interventions
Lenvatinib, Pembrolizuma, Fulvestrant
Drug
Lead sponsor
Memorial Sloan Kettering Cancer Center
Other
Eligibility
18 Years and older
Enrollment
56 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2027
U.S. locations
7
States / cities
Basking Ridge, New Jersey • Middletown, New Jersey • Montvale, New Jersey + 4 more
Conditions
Prostate Cancer
Interventions
Doxorubicin Hydrochloride, Estramustine phosphate sodium, Etoposide, Ketoconazole, Paclitaxel, Vinblastine
Drug
Lead sponsor
M.D. Anderson Cancer Center
Other
Eligibility
18 Years and older · Male only
Enrollment
75 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
1997 – 2002
U.S. locations
1
States / cities
Houston, Texas
Conditions
Melanoma (Skin Cancer), HER2-low Hormone Receptor Positive Breast Cancer
Interventions
AMXT 1501 Dicaprate, DFMO, Fulvestrant, Capivasertib, Pembrolizumab
Drug
Lead sponsor
Aminex Therapeutics, Inc.
Industry
Eligibility
18 Years and older
Enrollment
92 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2028
U.S. locations
20
States / cities
Tucson, Arizona • La Jolla, California • Los Angeles, California + 15 more
Completed Phase 3 Interventional Accepts healthy volunteers Results available

Study of Safety and Efficacy of an Oral Contraceptive

NCT00932321
Conditions
Prevention of Pregnancy
Interventions
Norethindrone Acetate/Ethinyl Estradiol 24 Days, Norethindrone Acetate /Ethinyl Estradiol 21 Days
Drug
Lead sponsor
Warner Chilcott
Industry
Eligibility
18 Years to 45 Years · Female only
Enrollment
938 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2004
U.S. locations
34
States / cities
Birmingham, Alabama • Phoenix, Arizona • Chico, California + 28 more
Conditions
Advanced Breast Cancer, Metastatic Breast Cancer, Breast Cancer, Breast Carcinoma, Cancer of the Breast, Cancer of Breast, Malignant Tumor of Breast, Breast Tumor
Interventions
NUV-422, Fulvestrant
Drug
Lead sponsor
Nuvation Bio Inc.
Industry
Eligibility
18 Years and older
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2026
U.S. locations
5
States / cities
Anaheim, California • Fountain Valley, California • Canton, Ohio + 2 more
Conditions
Estrogen Receptor Status, HER2/Neu Negative, Invasive Breast Carcinoma, Postmenopausal, Stage III Breast Cancer, Stage IIIA Breast Cancer, Stage IIIB Breast Cancer, Stage IIIC Breast Cancer, Stage IV Breast Cancer
Interventions
Alisertib, Fulvestrant, Laboratory Biomarker Analysis
Drug · Other
Lead sponsor
Mayo Clinic
Other
Eligibility
18 Years and older · Female only
Enrollment
96 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2025
U.S. locations
8
States / cities
Washington D.C., District of Columbia • Boston, Massachusetts • Ann Arbor, Michigan + 5 more
Conditions
Breast Carcinoma
Interventions
Tamoxifen, Fulvestrant
Drug
Lead sponsor
University of Southern California
Other
Eligibility
18 Years and older · Female only
Enrollment
4 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2008
U.S. locations
1
States / cities
Los Angeles, California
Conditions
Vulvodynia, Vestibulodynia, Vulvar Diseases, Vulvar Vestibulitis, Vulvar Pain
Interventions
BioNourish, a component of the Flourish HEC kit, Control - no intervention
Device · Other
Lead sponsor
Vaginal Biome Science
Other
Eligibility
18 Years to 52 Years · Female only
Enrollment
7 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2024
U.S. locations
1
States / cities
Virginia Beach, Virginia