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Showing 25–48 of 24 matching trials from the live ClinicalTrials.gov search.
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Filters: Intervention: Estrogen patch Clear all
Completed Phase 4 Interventional Accepts healthy volunteers Results available

Regulation of Cervical Mucus Secretion

NCT02969590
View directory record Official record
Conditions
Fertility, Contraception
Interventions
Leuprolide acetate, Estrogen and Progesterone Replacement, Progestin
Drug
Lead sponsor
Oregon Health and Science University
Other
Eligibility
21 Years to 40 Years · Female only
Enrollment
5 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2015 – 2017
U.S. locations
1
States / cities
Portland, Oregon
Source: ClinicalTrials.gov public record
Updated Oct 17, 2019 · Synced Sep 4, 2026, 11:38 PM EDT
Terminated Phase 2 Interventional

Neurocognitive Mechanisms of Perimenstrual Estrogen Effects on Suicidality

NCT06191289
View directory record Official record
Conditions
Suicide
Interventions
Transdermal Estradiol, Placebo
Drug · Other
Lead sponsor
University of Illinois at Chicago
Other
Eligibility
20 Years to 40 Years · Female only
Enrollment
11 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated Oct 28, 2025 · Synced Sep 4, 2026, 11:38 PM EDT
Completed Phase 2 Interventional Accepts healthy volunteers Results available

Transgender Estradiol Affirming Therapy

NCT05010707
View directory record Official record
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
Source: ClinicalTrials.gov public record
Updated Nov 25, 2024 · Synced Sep 4, 2026, 11:38 PM EDT
Completed Phase 1Phase 2 Interventional Accepts healthy volunteers Results available

Aging and Estrogen on Cortical Function

NCT01268046
View directory record Official record
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
Source: ClinicalTrials.gov public record
Updated Aug 21, 2018 · Synced Sep 4, 2026, 11:38 PM EDT
Not listed Phase 2Phase 3 Interventional Accepts healthy volunteers Results available

The Effects of Aging and Estrogen on the Pituitary

NCT00386022
View directory record Official record
Conditions
Healthy
Interventions
GnRH, NAL-GLU GnRH antagonist, Estrogen patch
Drug
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
45 Years to 80 Years · Female only
Enrollment
19 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2002 – 2018
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Apr 12, 2017 · Synced Sep 4, 2026, 11:38 PM EDT
Completed Phase 2Phase 3 Interventional Accepts healthy volunteers Results available

Perimenopausal Estrogen Replacement Therapy Study

NCT01308814
View directory record Official record
Conditions
Perimenopause, Menopause, Depression
Interventions
Estradiol, Placebo
Drug
Lead sponsor
University of North Carolina, Chapel Hill
Other
Eligibility
45 Years to 60 Years · Female only
Enrollment
172 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2010 – 2016
U.S. locations
1
States / cities
Chapel Hill, North Carolina
Source: ClinicalTrials.gov public record
Updated Aug 21, 2017 · Synced Sep 4, 2026, 11:38 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Impact of Estradiol Addback

NCT01862835
View directory record Official record
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
Source: ClinicalTrials.gov public record
Updated Jun 6, 2019 · Synced Sep 4, 2026, 11:38 PM EDT
Completed Phase 2 Interventional Accepts healthy volunteers Results available

Oophorectomy, Estrogen Therapy and Cardiovascular Disease Risk in Young Women

NCT03815929
View directory record Official record
Conditions
Cardiovascular Risk Reduction
Interventions
Estradiol 100 Micrograms Patch, Estradiol Patch
Drug
Lead sponsor
Mayo Clinic
Other
Eligibility
21 Years to 45 Years · Female only
Enrollment
35 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2023
U.S. locations
1
States / cities
Rochester, Minnesota
Source: ClinicalTrials.gov public record
Updated Oct 22, 2024 · Synced Sep 4, 2026, 11:38 PM EDT
Completed Phase 3 Interventional Accepts healthy volunteers Results available

Primary Ovarian Insufficiency: Phenotype and Optimal Treatment

NCT03568708
View directory record Official record
Conditions
Primary Ovarian Insufficiency
Interventions
Transdermal Estrogen
Drug
Lead sponsor
Children's Hospital Medical Center, Cincinnati
Other
Eligibility
11 Years to 18 Years · Female only
Enrollment
19 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2023
U.S. locations
1
States / cities
Cincinnati, Ohio
Source: ClinicalTrials.gov public record
Updated Jun 24, 2024 · Synced Sep 4, 2026, 11:38 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Estrogen Sensitivity and Ovulatory Dysfunction in Obesity

NCT01381016
View directory record Official record
Conditions
Obesity, Infertility
Interventions
Estradiol, Gonadotropin-releasing hormone (GnRH), Progesterone
Drug
Lead sponsor
University of Colorado, Denver
Other
Eligibility
18 Years to 42 Years · Female only
Enrollment
30 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2011 – 2013
U.S. locations
1
States / cities
Aurora, Colorado
Source: ClinicalTrials.gov public record
Updated Apr 19, 2015 · Synced Sep 4, 2026, 11:38 PM EDT
Terminated Phase 1 Interventional Accepts healthy volunteers

A Pharmacokinetic (PK) Study to Compare the Absorption of Two Formulations of Transdermal Testosterone Spray and Intrinsa®

NCT01096329
View directory record Official record
Conditions
Hypoactive Sexual Desire Disorder
Interventions
Testosterone Spray 5% and 1%, Intrinsa® Patch and Testosterone Spray 5%, Intrinsa® Patch and Testosterone Spray 1%
Drug
Lead sponsor
VIVUS LLC
Industry
Eligibility
45 Years to 65 Years · Female only
Enrollment
16 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
Started 2010
U.S. locations
1
States / cities
Tempe, Arizona
Source: ClinicalTrials.gov public record
Updated Jun 7, 2011 · Synced Sep 4, 2026, 11:38 PM EDT
Recruiting Phase 3 Interventional Accepts healthy volunteers

Hormone Replacement Therapy in Adolescents With Premature Ovarian Insufficiency

NCT06851754
View directory record Official record
Conditions
Premature Ovarian Insufficiency
Interventions
Progesterone, Estrogen Patch
Drug
Lead sponsor
Eunice Kennedy Shriver National Institute of Child Health and Human Development (NICHD)
NIH
Eligibility
11 Years to 19 Years · Female only
Enrollment
185 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2031
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Aug 4, 2026 · Synced Sep 4, 2026, 11:38 PM EDT
Completed Phase 2Phase 3 Interventional Accepts healthy volunteers Results available

Effects of Anorexia Nervosa on Bone Mass in Adolescents

NCT00088153
View directory record Official record
Conditions
Anorexia Nervosa
Interventions
Physiologic Estrogen/progesterone, Placebo
Drug · Other
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
12 Years to 18 Years · Female only
Enrollment
110 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2003 – 2011
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Nov 1, 2021 · Synced Sep 4, 2026, 11:38 PM EDT
Completed Phase 2 Interventional Results available

Paclitaxel, Cyclophosphamide & Doxorubicin, Autologous Dendritic Cells & Surgery in Stage II/III Breast Cancer (Women)

NCT00499083
View directory record Official record
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
Source: ClinicalTrials.gov public record
Updated Sep 28, 2023 · Synced Sep 4, 2026, 11:38 PM EDT
Recruiting Phase 4 Interventional

Frozen Shoulder and Hormone Replacement Therapy

NCT07278323
View directory record Official record
Conditions
Adhesive Capsulitis of the Shoulder, Frozen Shoulder
Interventions
Hormone Replacement Therapy (HRT), Corticosteroid and 1%lidocain, physical therapy
Drug · Behavioral
Lead sponsor
University of California, San Francisco
Other
Eligibility
40 Years and older · Female only
Enrollment
60 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026
U.S. locations
1
States / cities
San Francisco, California
Source: ClinicalTrials.gov public record
Updated Jun 7, 2026 · Synced Sep 4, 2026, 11:38 PM 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 16, 2013 · Synced Sep 4, 2026, 11:38 PM EDT
Recruiting Phase 4 Interventional Accepts healthy volunteers

Role of Menopause in Thermoregulation

NCT06798571
View directory record Official record
Conditions
Menopause, Aging
Interventions
Elagolix Oral Tablet, Estradiol patch, cellulose placebo, placebo patch
Drug · Other
Lead sponsor
Penn State University
Other
Eligibility
42 Years to 64 Years · Female only
Enrollment
24 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2026
U.S. locations
1
States / cities
University Park, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Jun 23, 2026 · Synced Sep 4, 2026, 11:38 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Menopause Effects on Vascular Function

NCT03236545
View directory record Official record
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
Source: ClinicalTrials.gov public record
Updated Nov 13, 2022 · Synced Sep 4, 2026, 11:38 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

KEEPS Mammographic Density And Breast Health Ancillary Study

NCT02524561
View directory record Official record
Conditions
Mammographic Density, Abnormal Mammogram
Interventions
CEE pill, Estradiol patch, Active Progesterone, Placebo tablet, Placebo patch, Placebo progesterone
Drug · Other
Lead sponsor
Brigham and Women's Hospital
Other
Eligibility
42 Years to 58 Years · Female only
Enrollment
517 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2005 – 2013
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Mar 7, 2017 · Synced Sep 4, 2026, 11:38 PM EDT
Completed Phase 2 Interventional Accepts healthy volunteers Results available

Atherosclerosis, Immune Mediated Inflammation and Hypoestrogenemia in Young Women

NCT03018366
View directory record Official record
Conditions
Estrogen Deficiency, Cardiovascular Disease (CVD), Functional Hypothalamic Amenorrhea, Endothelial Dysfunction
Interventions
17beta Estradiol, Transdermal placebo patch, Progesterone, Placebo Pill
Drug
Lead sponsor
Cedars-Sinai Medical Center
Other
Eligibility
18 Years to 60 Years · Female only
Enrollment
29 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2023
U.S. locations
1
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Mar 12, 2025 · Synced Sep 4, 2026, 11:38 PM EDT
Active, not recruiting Phase 2 Interventional

The Role of Estrogen in the Neurobiology of Eating Disorders

NCT03740204
View directory record Official record
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
Source: ClinicalTrials.gov public record
Updated May 28, 2026 · Synced Sep 4, 2026, 11:38 PM EDT
Completed Phase 1Phase 2 Interventional Accepts healthy volunteers Results available

The Effects of Reproductive Hormones on Mood and Behavior

NCT00001322
View directory record Official record
Conditions
Healthy Volunteers
Interventions
Leuprolide Acetate 3.75, Estradiol, Progesterone, Placebo suppository, Placebo patch
Drug
Lead sponsor
National Institute of Mental Health (NIMH)
NIH
Eligibility
18 Years to 50 Years · Female only
Enrollment
100 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
1994 – 2020
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Mar 21, 2022 · Synced Sep 4, 2026, 11:38 PM EDT
Completed Phase 3 Interventional

Estrogen Treatment (Oral vs. Patches) in Turner Syndrome

NCT00140998
View directory record Official record
Conditions
Turner Syndrome, Hypogonadism, Premature Ovarian Failure
Interventions
17 beta estradiol
Drug
Lead sponsor
Nemours Children's Clinic
Other
Eligibility
10 Years to 16 Years · Female only
Enrollment
16 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2001 – 2004
U.S. locations
1
States / cities
Jacksonville, Florida
Source: ClinicalTrials.gov public record
Updated Nov 29, 2017 · Synced Sep 4, 2026, 11:38 PM EDT
Withdrawn Phase 4 Interventional

Oral Microdose Lupron Versus Luteal Estradiol Trial in Poor Responder In Vitro Fertilization (IVF) Patients

NCT00826839
View directory record Official record
Conditions
Infertility
Interventions
Oral contraceptive pill and microdose lupron, E2 patch/antagonist
Drug
Lead sponsor
Weill Medical College of Cornell University
Other
Eligibility
18 Years to 50 Years · Female only
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2012
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Jun 24, 2013 · Synced Sep 4, 2026, 11:38 PM EDT