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ClinicalTrials.gov public records Last synced Oct 30, 2026, 1:14 AM EDT

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Showing 457–480 of 754 matching trials from the live ClinicalTrials.gov search.
Filters: Condition: Estrogens Clear all
Recruiting Phase 2 Interventional

Adaptive Therapy With Capecitabine for Treatment of Metastatic ER Positive, HER2 Negative Breast Cancer

NCT06525766
View directory record Official record
Conditions
Anatomic Stage IV Breast Cancer AJCC v8, Estrogen-receptor-positive Breast Cancer, Metastatic HER2-Negative Breast Carcinoma, Metastatic Breast Cancer
Interventions
Biospecimen Collection, Bone Scan, Capecitabine, Computed Tomography, Magnetic Resonance Imaging, Questionnaire Administration
Procedure · Drug · Other
Lead sponsor
Mayo Clinic
Other
Eligibility
18 Years and older
Enrollment
35 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2030
U.S. locations
1
States / cities
Scottsdale, Arizona
Source: ClinicalTrials.gov public record
Updated Aug 12, 2026 · Synced Oct 30, 2026, 1:14 AM EDT
Completed Phase 1 Interventional

Ritonavir and Its Effects on Biomarkers in Women Undergoing Surgery for Newly Diagnosed Breast Cancer

NCT01009437
View directory record Official record
Conditions
Breast Cancer
Interventions
ritonavir, therapeutic conventional surgery
Drug · Procedure
Lead sponsor
Masonic Cancer Center, University of Minnesota
Other
Eligibility
18 Years and older · Female only
Enrollment
28 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2014
U.S. locations
2
States / cities
Minneapolis, Minnesota • Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Dec 5, 2017 · Synced Oct 30, 2026, 1:14 AM EDT
Completed No phase listed Observational

Systemic Dickkopf-related Protein 1 (DKK1)During Estrogen Level Changes in Post-menopausal Breast Cancer Patients Treated With Aromatase Inhibitors

NCT01431872
View directory record Official record
Conditions
Breast Cancer
Interventions
Not listed
Lead sponsor
University of Arkansas
Other
Eligibility
18 Years and older · Female only
Enrollment
17 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2015
U.S. locations
1
States / cities
Little Rock, Arkansas
Source: ClinicalTrials.gov public record
Updated Nov 4, 2015 · Synced Oct 30, 2026, 1:14 AM EDT
Terminated Not applicable Interventional

Estrogen Replacement to Reduce Risk of Neurologic Injury After Coronary Artery Bypass Graft Surgery

NCT00123539
View directory record Official record
Conditions
Coronary Disease, Cardiovascular Diseases, Heart Diseases, Neurologic Manifestations
Interventions
Estrogen Replacement Therapy, Surgery
Drug · Procedure
Lead sponsor
National Heart, Lung, and Blood Institute (NHLBI)
NIH
Eligibility
55 Years and older · Female only
Enrollment
334 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2001 – 2005
U.S. locations
1
States / cities
St Louis, Missouri
Source: ClinicalTrials.gov public record
Updated Jul 29, 2016 · Synced Oct 30, 2026, 1:14 AM EDT
Withdrawn Phase 2 Interventional Accepts healthy volunteers

Estrogen Therapy as Prevention in the Progression of Aneurysm (EPPA) Trial

NCT01895881
View directory record Official record
Conditions
Cerebral Aneurysm, Menopause, Treatment
Interventions
Estradiol, Placebo
Drug
Lead sponsor
Rush University Medical Center
Other
Eligibility
40 Years to 52 Years · Female only
Healthy volunteers
Accepts healthy volunteers
Timeline
2013 – 2018
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated Jan 5, 2021 · Synced Oct 30, 2026, 1:14 AM EDT
Not listed Phase 2 Interventional

Estriol Treatment in Multiple Sclerosis (MS): Effect on Cognition

NCT01466114
View directory record Official record
Conditions
Relapsing-remitting Multiple Sclerosis, Secondary-progressive Multiple Sclerosis, Primary-progressive Multiple Sclerosis
Interventions
estriol, Placebo, Norethindrone, Progestin Placebo
Drug · Other
Lead sponsor
University of California, Los Angeles
Other
Eligibility
18 Years to 55 Years · Female only
Enrollment
64 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2022
U.S. locations
4
States / cities
Los Angeles, California • Aurora, Colorado • Albuquerque, New Mexico + 1 more
Source: ClinicalTrials.gov public record
Updated Nov 6, 2019 · Synced Oct 30, 2026, 1:14 AM EDT
Completed Not applicable Interventional Results available

Comparison of Transdermal and Oral Estrogens in Adolescent Girls With Ovarian Failure

NCT01023178
View directory record Official record
Conditions
Ovarian Failure, Premature
Interventions
17beta Estradiol, Conjugated estrogens, 17Beta Estradiol - transdermal, Progesterone, micronized
Drug
Lead sponsor
Stanford University
Other
Eligibility
12 Years to 18 Years · Female only
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2013
U.S. locations
1
States / cities
Stanford, California
Source: ClinicalTrials.gov public record
Updated Jan 20, 2017 · Synced Oct 30, 2026, 1:14 AM EDT
Completed Phase 2 Interventional

The PROMISE Study: Duavee in Women With DCIS

NCT02694809
View directory record Official record
Conditions
Ductal Breast Carcinoma In Situ, Postmenopausal
Interventions
Conjugated Estrogens/Bazedoxifene, Laboratory Biomarker Analysis, Pharmacological Study, Placebo, Quality-of-Life Assessment, Questionnaire Administration
Drug · Other · Procedure
Lead sponsor
Northwestern University
Other
Eligibility
18 Years to 79 Years · Female only
Enrollment
142 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2024
U.S. locations
10
States / cities
Aurora, Colorado • Chicago, Illinois • Geneva, Illinois + 7 more
Source: ClinicalTrials.gov public record
Updated Jan 28, 2025 · Synced Oct 30, 2026, 1:14 AM EDT
Terminated Not applicable Interventional

SMART-ER: Symptom Monitoring With Patient-reported Outcomes

NCT05560685
View directory record Official record
Conditions
Breast Cancer
Interventions
Outcomes4Me, Semi-structured interview
Other
Lead sponsor
Sidney Kimmel Comprehensive Cancer Center at Johns Hopkins
Other
Eligibility
18 Years and older · Female only
Enrollment
10 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2025
U.S. locations
2
States / cities
Washington D.C., District of Columbia • Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Aug 12, 2025 · Synced Oct 30, 2026, 1:14 AM EDT
Completed Phase 3 Interventional Results available

Everolimus in Combination With Exemestane in the Treatment of Postmenopausal Women With Estrogen Receptor Positive Locally Advanced or Metastatic Breast Cancer Who Are Refractory to Letrozole or Anastrozole

NCT00863655
View directory record Official record
Conditions
Breast Cancer
Interventions
Everolimus, Exemestane, Everolimus Placebo
Drug
Lead sponsor
Novartis Pharmaceuticals
Industry
Eligibility
18 Years and older · Female only
Enrollment
724 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2014
U.S. locations
63
States / cities
Chandler, Arizona • Fayetteville, Arkansas • Anaheim, California + 54 more
Source: ClinicalTrials.gov public record
Updated May 2, 2017 · Synced Oct 30, 2026, 1:14 AM EDT
Recruiting Not applicable Interventional Accepts healthy volunteers

VEDA Study (DHEA vs Estradiol)

NCT07574216
View directory record Official record
Conditions
Post-menopause, Pre-menopause, Sexual Function, Menopause, Vaginal Dryness, Painful Intercourse
Interventions
DHEA ovals, Estradiol 0.01% Vag Cream
Drug
Lead sponsor
University of Arizona
Other
Eligibility
40 Years to 90 Years · Female only
Enrollment
324 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026 – 2031
U.S. locations
1
States / cities
Phoenix, Arizona
Source: ClinicalTrials.gov public record
Updated Sep 21, 2026 · Synced Oct 30, 2026, 1:14 AM EDT
Completed Phase 2 Interventional Accepts healthy volunteers

AFTER: Altering Fat Through Estrogen and Raloxifene

NCT00149604
View directory record Official record
Conditions
Postmenopause
Interventions
conjugated estrogens, Raloxifene, exercise plus mild caloric restriction for weight loss
Drug · Behavioral
Lead sponsor
National Institute on Aging (NIA)
NIH
Eligibility
50 Years to 70 Years · Female only
Enrollment
108 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2000 – 2006
U.S. locations
1
States / cities
Denver, Colorado
Source: ClinicalTrials.gov public record
Updated Dec 2, 2009 · Synced Oct 30, 2026, 1:14 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Methylselenocysteine Effects on Circadian Rhythm

NCT01611038
View directory record Official record
Conditions
Breast Cancer, Prostate Cancer
Interventions
Methylselenocysteine, Placebo
Dietary Supplement
Lead sponsor
Rutgers, The State University of New Jersey
Other
Eligibility
21 Years to 60 Years
Enrollment
100 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2011 – 2015
U.S. locations
1
States / cities
Piscataway, New Jersey
Source: ClinicalTrials.gov public record
Updated Sep 12, 2017 · Synced Oct 30, 2026, 1:14 AM EDT
Completed No phase listed Observational Accepts healthy volunteers

Effect of DT56a (Femarelle) on the Coagulation System in the Treatment of Postmenopausal Women

NCT00883272
View directory record Official record
Conditions
Menopause, Thrombophilia
Interventions
DT56a (Femarelle) [Se-cure pharmaceuticals, Dalton, Israel]
Dietary Supplement
Lead sponsor
NYU Langone Health
Other
Eligibility
40 Years and older · Female only
Enrollment
32 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2007 – 2009
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Aug 22, 2023 · Synced Oct 30, 2026, 1:14 AM EDT
Active, not recruiting Phase 1 Interventional

Z-Endoxifen Hydrochloride in Treating Patients With Metastatic or Locally Recurrent Estrogen Receptor-Positive Breast Cancer

NCT01327781
View directory record Official record
Conditions
HER2/Neu Positive, Recurrent Breast Carcinoma, Stage IIIC Breast Cancer AJCC v7, Stage IV Breast Cancer AJCC v6 and v7
Interventions
Endoxifen Hydrochloride, Laboratory Biomarker Analysis, Pharmacological Study, Questionnaire Administration
Drug · Other
Lead sponsor
National Cancer Institute (NCI)
NIH
Eligibility
18 Years and older · Female only
Enrollment
62 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2026
U.S. locations
3
States / cities
Scottsdale, Arizona • Jacksonville, Florida • Rochester, Minnesota
Source: ClinicalTrials.gov public record
Updated Aug 25, 2026 · Synced Oct 30, 2026, 1:14 AM EDT
Completed Phase 1Phase 2 Interventional

Black Cohosh Extract in Postmenopausal Breast Health

NCT00064831
View directory record Official record
Conditions
Menopause, Hot Flashes
Interventions
Black Cohosh Extract (BCE)
Drug
Lead sponsor
National Center for Complementary and Integrative Health (NCCIH)
NIH
Eligibility
Female only
Enrollment
73 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2003 – 2007
U.S. locations
1
States / cities
Columbia, Missouri
Source: ClinicalTrials.gov public record
Updated Dec 7, 2007 · Synced Oct 30, 2026, 1:14 AM EDT
Completed Phase 3 Interventional

Study Evaluating Bazedoxifene/Conjugated Estrogen Combinations in Symptoms Associated With Menopause

NCT00234819
View directory record Official record
Conditions
Vasomotor Symptoms Associated With Menopause
Interventions
Bazedoxifene/Conjugated Estrogen
Drug
Lead sponsor
Wyeth is now a wholly owned subsidiary of Pfizer
Industry
Eligibility
40 Years to 64 Years · Female only
Enrollment
325 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005 – 2007
U.S. locations
7
States / cities
Phoenix, Arizona • Fort Myers, Florida • North Port Richey, Florida + 4 more
Source: ClinicalTrials.gov public record
Updated Dec 28, 2007 · Synced Oct 30, 2026, 1:14 AM EDT
Completed Phase 2 Interventional

Safety and Immunological Response Rate Study of THERATOPE® Vaccine in Metastatic Breast Cancer Patients

NCT00046371
View directory record Official record
Conditions
Breast Neoplasms
Interventions
THERATOPE® vaccine
Drug
Lead sponsor
Oncothyreon Canada Inc.
Industry
Eligibility
18 Years and older · Female only
Healthy volunteers
Healthy volunteers not accepted
Timeline
2002 – 2005
U.S. locations
17
States / cities
Berkeley, California • San Francisco, California • Santa Monica, California + 14 more
Source: ClinicalTrials.gov public record
Updated Jan 23, 2008 · Synced Oct 30, 2026, 1:14 AM EDT
Completed Phase 3 Interventional

Study of Transdermal Testosterone Patches in Surgically Menopausal Women With Low Libido

NCT00331214
View directory record Official record
Conditions
Hypoactive Sexual Desire Disorder
Interventions
Testosterone Transdermal System, placebo patch
Drug
Lead sponsor
Warner Chilcott
Industry
Eligibility
20 Years to 70 Years · Female only
Enrollment
533 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2002 – 2006
U.S. locations
1
States / cities
Denver, Colorado
Source: ClinicalTrials.gov public record
Updated Apr 17, 2013 · Synced Oct 30, 2026, 1:14 AM EDT
Completed Phase 3 Interventional Accepts healthy volunteers Results available

Prevention of Obesity in Women Via Estradiol Regulation

NCT00687739
View directory record Official record
Conditions
Obesity
Interventions
leuprolide acetate, Estradiol Transdermal, progressive resistance exercise training
Drug · Behavioral
Lead sponsor
University of Colorado, Denver
Other
Eligibility
18 Years to 49 Years · Female only
Enrollment
79 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2008 – 2014
U.S. locations
1
States / cities
Aurora, Colorado
Source: ClinicalTrials.gov public record
Updated Apr 1, 2025 · Synced Oct 30, 2026, 1:14 AM EDT
Completed No phase listed Observational

Study of Urine Samples From Women With Newly Diagnosed Breast Cancer Enrolled on Clinical Trial UNMC-08105

NCT00959244
View directory record Official record
Conditions
Breast Cancer
Interventions
high performance liquid chromatography, laboratory biomarker analysis, mass spectrometry, medical chart review
Other
Lead sponsor
University of Nebraska
Other
Eligibility
19 Years and older · Female only
Enrollment
100 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009
U.S. locations
1
States / cities
Omaha, Nebraska
Source: ClinicalTrials.gov public record
Updated Sep 1, 2023 · Synced Oct 30, 2026, 1:14 AM EDT
Completed Phase 2 Interventional Results available

A Trial of Preoperative MM-121 With Paclitaxel in HER2-negative Breast Cancer

NCT01421472
View directory record Official record
Conditions
ER Positive, Her2 Negative Breast Cancer Patients, Triple Negative Breast Cancer Patients
Interventions
MM-121, Paclitaxel
Drug
Lead sponsor
Merrimack Pharmaceuticals
Industry
Eligibility
18 Years and older · Female only
Enrollment
196 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2014
U.S. locations
38
States / cities
Birmingham, Alabama • Tucson, Arizona • Tuscon, Arizona + 32 more
Source: ClinicalTrials.gov public record
Updated May 3, 2016 · Synced Oct 30, 2026, 1:14 AM EDT
Recruiting Not applicable Interventional

Effects of Resistance Exercise Among TGD Individuals Initiating Estrogen-Based Gender-Affirming Hormone Therapy

NCT07400419
View directory record Official record
Conditions
Muscle Mass and Strength
Interventions
Resistance Exercise Program, Nutrition and Exercise Counseling
Behavioral
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
18 Years and older · Male only
Enrollment
40 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2028
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Sep 11, 2026 · Synced Oct 30, 2026, 1:14 AM EDT
Terminated Phase 2 Interventional Results available

Estradiol and Progesterone in Hospitalized COVID-19 Patients

NCT04865029
View directory record Official record
Conditions
Covid19
Interventions
Placebo injection and placebo pill, Estradiol Cypionate 5 mg/ml, Progesterone 200 mg Oral Capsule
Other · Drug
Lead sponsor
Tulane University
Other
Eligibility
18 Years and older
Enrollment
10 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2022
U.S. locations
1
States / cities
New Orleans, Louisiana
Source: ClinicalTrials.gov public record
Updated Jun 27, 2023 · Synced Oct 30, 2026, 1:14 AM EDT