Independent directory Public ClinicalTrials.gov records United States
Clear filters

These results were retrieved from the live ClinicalTrials.gov registry. Filters and sort order apply to this result list.

ClinicalTrials.gov public records Last synced Oct 21, 2026, 4:28 AM EDT

Data is sourced from official ClinicalTrials.gov public API records. Always review the official ClinicalTrials.gov record for the latest information.

Showing 1–24 of 83 matching trials from the live ClinicalTrials.gov search.
Completed Not applicable Interventional Accepts healthy volunteers Results available

Sex Steroids, Sleep, and Metabolic Dysfunction in Women

NCT00805207
Conditions
Polycystic Ovary Syndrome (PCOS), Obstructive Sleep Apnea, Obesity
Interventions
Progesterone, testosterone, glucocorticoid, continuous positive airway pressure, Estrogen, Control
Drug · Device · Other
Lead sponsor
Washington University School of Medicine
Other
Eligibility
18 Years to 75 Years
Enrollment
61 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2007 – 2013
U.S. locations
1
States / cities
St Louis, Missouri
Completed Phase 4 Interventional Accepts healthy volunteers Results available

Estrogen Dosing in Turner Syndrome: Pharmacology and Metabolism

NCT00837616
Conditions
Turner Syndrome, Hypogonadism, Premature Ovarian Failure
Interventions
17 B estradiol orally, 17 B estradiol
Drug
Lead sponsor
Nemours Children's Clinic
Other
Eligibility
13 Years to 20 Years · Female only
Enrollment
41 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2009 – 2012
U.S. locations
2
States / cities
Jacksonville, Florida • Philadelphia, Pennsylvania
Terminated Phase 4 Interventional Accepts healthy volunteers Results available

Polycystic Ovary Syndrome (PCOS) and Sleep Apnea

NCT00203996
Conditions
Polycystic Ovary Syndrome, Obstructive Sleep Apnea
Interventions
continuous positive airway pressure (CPAP), depot leuprolide plus estrogen/progestin replacement, pioglitazone, REM frag, SWS supp
Device · Drug · Procedure
Lead sponsor
University of Chicago
Other
Eligibility
18 Years to 40 Years
Enrollment
37 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2003 – 2008
U.S. locations
1
States / cities
Chicago, Illinois
Completed Not applicable Interventional Accepts healthy volunteers Results available

Sex Hormones and Atherosclerosis Prevention in Perimenopausal Women

NCT00608062
Conditions
Arterial Stiffening, Aging, Menopause
Interventions
GnRHant - Ganirelix acetate, Transdermal estradiol patch, Transdermal placebo patch
Drug
Lead sponsor
University of Colorado, Denver
Other
Eligibility
18 Years to 70 Years · Female only
Enrollment
155 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2007 – 2012
U.S. locations
1
States / cities
Aurora, Colorado
Completed Not applicable Interventional Accepts healthy volunteers

Menopause Effects on Vascular Function

NCT03236545
Conditions
Cardiovascular Risk Factor
Interventions
No to Low Endogenous Estrogen, Estradiol
Other
Lead sponsor
University of Delaware
Other
Eligibility
18 Years to 65 Years · Female only
Enrollment
48 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2022
U.S. locations
1
States / cities
Newark, Delaware
Conditions
NASH - Nonalcoholic Steatohepatitis
Interventions
Estradiol patch, Placebo
Drug
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
45 Years to 70 Years · Female only
Enrollment
50 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2027
U.S. locations
1
States / cities
Boston, Massachusetts
Conditions
Suicidal Ideation
Interventions
Transdermal Estradiol + Placebo, Oral Micronized Progesterone + Placebo, Placebos
Drug
Lead sponsor
University of Illinois at Chicago
Other
Eligibility
18 Years to 45 Years · Female only
Enrollment
60 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2021
U.S. locations
1
States / cities
Chicago, Illinois
Conditions
Breast Cancer
Interventions
therapeutic autologous dendritic cells, aromatase inhibition therapy, cyclophosphamide, doxorubicin hydrochloride, paclitaxel, tamoxifen citrate, gene expression analysis, protein expression analysis, reverse transcriptase-polymerase chain reaction, immunoenzyme technique, immunohistochemistry staining method, laboratory biomarker analysis, adjuvant therapy, biopsy, conventional surgery, neoadjuvant therapy, radiation therapy
Biological · Drug · Genetic + 3 more
Lead sponsor
University of Nebraska
Other
Eligibility
19 Years to 120 Years · Female only
Enrollment
17 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2010
U.S. locations
2
States / cities
Tampa, Florida • Omaha, Nebraska
Completed Phase 3 Interventional Accepts healthy volunteers Results available

Fat Mediated Modulation of Reproductive and Endocrine Function in Young Athletes

NCT00946192
Conditions
Exercise-related Amenorrhea
Interventions
Transdermal 17Beta-estradiol, progesterone, Ethinyl Estradiol + Desogestrel, Sham Comparator
Drug · Dietary Supplement
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
14 Years to 21 Years · Female only
Enrollment
121 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2009 – 2021
U.S. locations
1
States / cities
Boston, Massachusetts
Conditions
Eating Disorders, Hypoestrogenemia
Interventions
17-β estradiol transdermal patches with cyclic progesterone, Placebo patch and pill
Drug
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
14 Years to 35 Years · Female only
Enrollment
120 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2026
U.S. locations
1
States / cities
Boston, Massachusetts
Conditions
Breast Cancer
Interventions
[68Ga]Ga-NeoB, [177Lu]Lu-NeoB, Ribociclib, Fulvestrant, Goserelin
Drug · Other
Lead sponsor
Novartis Pharmaceuticals
Industry
Eligibility
18 Years to 100 Years
Enrollment
28 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2032
U.S. locations
2
States / cities
Los Angeles, California • Houston, Texas
Active, not recruiting Phase 4 Interventional Accepts healthy volunteers

Impact of Estradiol on Endothelial Function in Peri-Menopausal Women

NCT04255160
Conditions
Perimenopause, Vasodilation, Estrogen
Interventions
Estradiol (mylan or vivelle dot patch), Placebo
Drug · Other
Lead sponsor
University of Delaware
Other
Eligibility
40 Years to 58 Years · Female only
Enrollment
80 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2026
U.S. locations
1
States / cities
Newark, Delaware
Conditions
Breast Cancer
Interventions
Fluorestradiol (FES), PET/CT Imaging
Drug · Procedure
Lead sponsor
Memorial Sloan Kettering Cancer Center
Other
Eligibility
18 Years and older
Enrollment
54 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2024
U.S. locations
1
States / cities
New York, New York
Conditions
Bladder Cancer
Interventions
Tamoxifen Citrate
Drug
Lead sponsor
Baylor College of Medicine
Other
Eligibility
21 Years and older
Enrollment
15 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2019
U.S. locations
2
States / cities
Houston, Texas
Conditions
Bone Strength, Bone Density, FHA (Functional Hypothalamic Amenorrhea)
Interventions
transdermal 17β-E2 with cyclic progestin, oral 17β-E2 with cyclic progestin, transdermal EE+LNG
Drug
Lead sponsor
University of Virginia
Other
Eligibility
14 Years to 30 Years · Female only
Enrollment
150 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2030
U.S. locations
2
States / cities
Charlottesville, Virginia
Conditions
Infertility, Diminished Ovarian Reserve, IVF
Interventions
Timing of injectable gonadotropins
Procedure
Lead sponsor
Northwell Health
Other
Eligibility
20 Years to 45 Years · Female only
Enrollment
142 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2025
U.S. locations
1
States / cities
Manhasset, New York
Completed Phase 1Phase 2 Interventional Accepts healthy volunteers Results available

Aging and Estrogen on Cortical Function

NCT01268046
Conditions
Memory Loss, Cognitive Changes, Postmenopausal Symptoms
Interventions
Estradiol oral capsule, transderman estrogen patch, trasdermal placebo patch, placebo oral capsule
Drug
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
45 Years to 80 Years · Female only
Enrollment
38 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2009 – 2013
U.S. locations
1
States / cities
Boston, Massachusetts
Conditions
COVID
Interventions
Estradiol patch
Drug
Lead sponsor
Sharon Nachman
Other
Eligibility
18 Years and older
Enrollment
2 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020
U.S. locations
1
States / cities
Stony Brook, New York
Terminated Phase 4 Interventional Accepts healthy volunteers Results available

The Menopause Transition: Estrogen Variability, Stress Reactivity and Mood

NCT03003949
Conditions
Perimenopausal Disorder, Stress, Emotional
Interventions
Estradiol Patch, 0.1 Mg/24 Hours Weekly Transdermal Film, Extended Release, Placebo Patch, Progesterone Capsule, Placebo Oral Capsule
Drug
Lead sponsor
University of North Carolina, Chapel Hill
Other
Eligibility
45 Years to 60 Years · Female only
Enrollment
82 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2020
U.S. locations
2
States / cities
Chapel Hill, North Carolina
Conditions
Adult Solid Neoplasm, Extensive Stage Lung Small Cell Carcinoma, HER2/Neu Negative, HER2/Neu Positive, Male Breast Carcinoma, Metastatic Malignant Neoplasm in the Brain, Recurrent Breast Carcinoma, Recurrent Lung Non-Small Cell Carcinoma, Recurrent Lung Small Cell Carcinoma, Recurrent Melanoma, Stage IV Breast Cancer AJCC v6 and v7, Stage IV Cutaneous Melanoma AJCC v6 and v7, Stage IV Lung Non-Small Cell Cancer AJCC v7
Interventions
Cognitive Assessment, Gamma-Secretase Inhibitor RO4929097, Laboratory Biomarker Analysis, Stereotactic Radiosurgery, Whole-Brain Radiotherapy
Procedure · Drug · Other + 1 more
Lead sponsor
National Cancer Institute (NCI)
NIH
Eligibility
18 Years and older
Enrollment
5 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2011
U.S. locations
2
States / cities
Boston, Massachusetts • Houston, Texas
Terminated Not applicable Interventional Accepts healthy volunteers Results available

Evaluating the Roles of Estrogen and Progesterone in Heart Metabolism

NCT00565916
Conditions
Postmenopausal Syndrome
Interventions
Estrogen, Progesterone, Placebo
Drug
Lead sponsor
Washington University School of Medicine
Other
Eligibility
55 Years to 75 Years · Female only
Enrollment
22 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2004 – 2008
U.S. locations
1
States / cities
St Louis, Missouri
Completed Phase 1 Interventional Accepts healthy volunteers

Impact of Estradiol Addback

NCT01862835
Conditions
Normal Healthy Volunteers
Interventions
Degarelix, Testosterone, Anastrozole, Estrogen patch
Drug
Lead sponsor
Mayo Clinic
Other
Eligibility
60 Years to 80 Years · Male only
Enrollment
43 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2013 – 2018
U.S. locations
1
States / cities
Rochester, Minnesota
Completed Phase 3 Interventional Accepts healthy volunteers Results available

Prevention of Obesity in Women Via Estradiol Regulation

NCT00687739
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
Completed Phase 2 Interventional Accepts healthy volunteers Results available

Transgender Estradiol Affirming Therapy

NCT05010707
Conditions
Transgenderism
Interventions
Transdermal patch, Pro-thrombotic markers, Metabolic markers, Hormone Profile, Daily Sublingual Tablet, BID Sublingual Tablet, Spironolactone
Drug · Diagnostic Test
Lead sponsor
Washington University School of Medicine
Other
Eligibility
18 Years to 30 Years · Male only
Enrollment
39 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2024
U.S. locations
1
States / cities
St Louis, Missouri