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ClinicalTrials.gov public records Last synced Oct 25, 2026, 8:24 PM EDT

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Showing 73–96 of 887 matching trials from the live ClinicalTrials.gov search.
Filters: Intervention: ESTRING Clear all
Completed Phase 4 Interventional Accepts healthy volunteers Results available

Effects of Oral vs. Non-oral Contraceptives on the GH/IGF-1 Axis

NCT02367833
View directory record Official record
Conditions
Bone; Disorder, Development and Growth
Interventions
Combined Oral Contraceptive, Transdermal Contraceptive, Contraceptive Vaginal Ring
Drug
Lead sponsor
Penn State University
Other
Eligibility
18 Years to 30 Years · Female only
Enrollment
60 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2015 – 2018
U.S. locations
1
States / cities
University Park, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Mar 9, 2020 · Synced Oct 25, 2026, 8:24 PM EDT
Terminated Phase 1 Interventional Results available

A Dose Escalation Study Evaluating the Safety and Tolerability of GDC-0032 in Participants With Locally Advanced or Metastatic Solid Tumors or Non-Hodgkin's Lymphoma (NHL) and in Combination With Endocrine Therapy in Locally Advanced or Metastatic Hormone Receptor-Positive Breast Cancer

NCT01296555
View directory record Official record
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
Source: ClinicalTrials.gov public record
Updated Jul 31, 2024 · Synced Oct 25, 2026, 8:24 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Drug-drug Interaction Study of CTP-543 and Oral Contraceptives in Healthy Female Subjects

NCT04309643
View directory record Official record
Conditions
Healthy Volunteers
Interventions
CTP-543, Combined oral contraceptive containing Ethinyl estradiol (EE) and Levonorgestrel (LNG)
Drug
Lead sponsor
Concert Pharmaceuticals
Industry
Eligibility
18 Years to 65 Years · Female only
Enrollment
21 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020
U.S. locations
1
States / cities
Tempe, Arizona
Source: ClinicalTrials.gov public record
Updated Jul 16, 2020 · Synced Oct 25, 2026, 8:24 PM EDT
Completed Phase 2 Interventional Results available

Chemotherapy, Hormone Therapy, and Radiation Therapy in Treating Patients With Locally Advanced Prostate Cancer

NCT00016913
View directory record Official record
Conditions
Prostate Cancer
Interventions
carboplatin, estramustine, paclitaxel, radiation therapy, leuprolide or goserelin acetate
Drug · Radiation
Lead sponsor
Alliance for Clinical Trials in Oncology
Other
Eligibility
18 Years and older · Male only
Enrollment
34 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2001 – 2008
U.S. locations
23
States / cities
Washington D.C., District of Columbia • Baltimore, Maryland • Worcester, Massachusetts + 12 more
Source: ClinicalTrials.gov public record
Updated Jul 6, 2016 · Synced Oct 25, 2026, 8:24 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers Results available

Erenumab (AMG 334) Plus Combined Oral Contraceptive Drug Interaction Study in Healthy Females

NCT02792517
View directory record Official record
Conditions
Headache, Migraine
Interventions
Erenumab, Ethynil Estradiol/Norgestimate Oral Contraceptive
Drug
Lead sponsor
Amgen
Industry
Eligibility
18 Years to 45 Years · Female only
Enrollment
41 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016
U.S. locations
4
States / cities
Anaheim, California • Cypress, California • Dallas, Texas + 1 more
Source: ClinicalTrials.gov public record
Updated Dec 20, 2018 · Synced Oct 25, 2026, 8:24 PM EDT
Completed Phase 2 Interventional Results available

A Study to Evaluate the Efficacy of Seasonique for the Treatment of Cyclic Pelvic Pain

NCT00196313
View directory record Official record
Conditions
Dysmenorrhea
Interventions
levonorgestrel/EE 0.15/0.03 and EE 0.01 mg tablets, Placebo tablet
Drug
Lead sponsor
Duramed Research
Industry
Eligibility
Up to 17 Years · Female only
Enrollment
95 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005 – 2008
U.S. locations
13
States / cities
Denver, Colorado • Decatur, Georgia • Louisville, Kentucky + 10 more
Source: ClinicalTrials.gov public record
Updated Sep 22, 2016 · Synced Oct 25, 2026, 8:24 PM EDT
Terminated Phase 2 Interventional

High-Dose Esterified Estrogens in Treating Postmenopausal Women With Metastatic Breast Cancer That Has Failed Previous Hormone Therapy

NCT00131924
View directory record Official record
Conditions
Breast Cancer
Interventions
esterified estrogens
Biological
Lead sponsor
Northwestern University
Other
Eligibility
18 Years and older · Female only
Enrollment
1 participant
Healthy volunteers
Healthy volunteers not accepted
Timeline
2004 – 2006
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated Jun 11, 2012 · Synced Oct 25, 2026, 8:24 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers Results available

Pharmacokinetic Study of AG200-15 Transdermal Patch to Three Anatomical Sites in Healthy Females

NCT01422135
View directory record Official record
Conditions
Healthy
Interventions
AG200-15
Drug
Lead sponsor
Agile Therapeutics
Industry
Eligibility
18 Years to 45 Years · Female only
Enrollment
24 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2011
U.S. locations
2
States / cities
Lincoln, Nebraska • Neptune City, New Jersey
Source: ClinicalTrials.gov public record
Updated Dec 31, 2018 · Synced Oct 25, 2026, 8:24 PM EDT
Completed Phase 1Phase 2 Interventional Accepts healthy volunteers Results available

T-IR- Study to Understand the Effects of Testosterone and Estrogen on the Body's Response to the Hormone Insulin

NCT01686828
View directory record Official record
Conditions
Insulin Resistance, Type 2 Diabetes Mellitus, Obesity, Androgen Deficiency, Metabolic Disease
Interventions
Acyline, Testosterone 1.62% gel, Letrozole, Placebo gel (for Testosterone 1.62% gel), Placebo pill (for Letrozole)
Drug
Lead sponsor
University of Washington
Other
Eligibility
25 Years to 55 Years · Male only
Enrollment
53 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2013 – 2017
U.S. locations
1
States / cities
Seattle, Washington
Source: ClinicalTrials.gov public record
Updated May 8, 2018 · Synced Oct 25, 2026, 8:24 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Mechanisms of Skin Repair by Topical Estrogen

NCT00113100
View directory record Official record
Conditions
Skin Wrinkling
Interventions
Topical 17-beta estradiol in ethanol/propylene glycol (ETOH/PG)
Drug
Lead sponsor
University of Michigan
Other
Eligibility
50 Years and older
Enrollment
152 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2004 – 2007
U.S. locations
1
States / cities
Ann Arbor, Michigan
Source: ClinicalTrials.gov public record
Updated May 21, 2015 · Synced Oct 25, 2026, 8:24 PM EDT
Active, not recruiting Phase 3 Interventional Accepts healthy volunteers

Natural Versus Programmed Frozen Embryo Transfer (NatPro)

NCT04551807
View directory record Official record
Conditions
Pregnancy Related, Pre-Eclampsia
Interventions
Modified natural cycle, Programmed cycle
Procedure
Lead sponsor
JHSPH Center for Clinical Trials
Other
Eligibility
18 Years to 41 Years · Female only
Enrollment
788 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2026
U.S. locations
15
States / cities
San Francisco, California • Sunnyvale, California • Orange, Connecticut + 12 more
Source: ClinicalTrials.gov public record
Updated May 16, 2025 · Synced Oct 25, 2026, 8:24 PM EDT
Active, not recruiting Phase 1Phase 2 Interventional

CFI-402257, a Potent and Selective TTK Inhibitor, in Solid Tumors and With Fulvestrant in Breast Cancer

NCT05251714
View directory record Official record
Conditions
Advanced Solid Tumor, Breast Cancer
Interventions
CFI-402257, Fulvestrant
Drug
Lead sponsor
Treadwell Therapeutics, Inc
Industry
Eligibility
18 Years and older
Enrollment
44 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2026
U.S. locations
4
States / cities
Columbus, Ohio • San Antonio, Texas • West Valley City, Utah + 1 more
Source: ClinicalTrials.gov public record
Updated May 18, 2025 · Synced Oct 25, 2026, 8:24 PM EDT
Active, not recruiting Phase 2 Interventional Results available

Estradiol in Treating Patients With ER Beta Positive, Triple Negative Locally Advanced or Metastatic Breast Cancer

NCT03941730
View directory record Official record
Conditions
Advanced Triple-Negative Breast Carcinoma, Anatomic Stage III Breast Cancer AJCC v8, Anatomic Stage IV Breast Cancer AJCC v8, Metastatic Triple-Negative Breast Carcinoma, Recurrent Breast Carcinoma
Interventions
Biopsy, Computed Tomography, Magnetic Resonance Imaging, Positron Emission Tomography, Therapeutic Estradiol
Procedure · Biological
Lead sponsor
Mayo Clinic
Other
Eligibility
18 Years and older · Female only
Enrollment
8 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2026
U.S. locations
9
States / cities
Birmingham, Alabama • San Francisco, California • Washington D.C., District of Columbia + 5 more
Source: ClinicalTrials.gov public record
Updated May 12, 2026 · Synced Oct 25, 2026, 8:24 PM EDT
Completed Phase 4 Interventional

Does Vaginal Delivery of Combined Hormonal Contraception Affect the Risk of Metabolic Syndrome in Overweight/Obese Women With PCOS

NCT04257500
View directory record Official record
Conditions
Polycystic Ovary Syndrome
Interventions
Etonogestrel/ethinyl estradiol vaginal ring
Drug
Lead sponsor
Andrea Roe, MD, MPH
Other
Eligibility
18 Years to 40 Years · Female only
Enrollment
22 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2025
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Sep 28, 2026 · Synced Oct 25, 2026, 8:24 PM EDT
Completed Phase 3 Interventional Accepts healthy volunteers Results available

Study of Safety and Efficacy of an Oral Contraceptive

NCT00391807
View directory record Official record
Conditions
Contraception
Interventions
Norethindrone acetate/ethinyl estradiol
Drug
Lead sponsor
Warner Chilcott
Industry
Eligibility
18 Years to 45 Years · Female only
Enrollment
1,683 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2006 – 2008
U.S. locations
66
States / cities
Phoenix, Arizona • Tempe, Arizona • Tucson, Arizona + 52 more
Source: ClinicalTrials.gov public record
Updated Apr 22, 2013 · Synced Oct 25, 2026, 8:24 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Timing Estrogen After MenoPaUSe

NCT01605071
View directory record Official record
Conditions
Insulin Resistance
Interventions
Estradiol
Drug
Lead sponsor
University of Colorado, Denver
Other
Eligibility
45 Years to 70 Years · Female only
Enrollment
53 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2011 – 2017
U.S. locations
1
States / cities
Aurora, Colorado
Source: ClinicalTrials.gov public record
Updated Mar 1, 2021 · Synced Oct 25, 2026, 8:24 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers Results available

A Study of Evacetrapib in Healthy Female Participants

NCT01746732
View directory record Official record
Conditions
Healthy Volunteers
Interventions
Ortho-Cyclen, Evacetrapib
Drug
Lead sponsor
Eli Lilly and Company
Industry
Eligibility
18 Years to 45 Years · Female only
Enrollment
23 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2012 – 2013
U.S. locations
1
States / cities
Dallas, Texas
Source: ClinicalTrials.gov public record
Updated Oct 9, 2018 · Synced Oct 25, 2026, 8:24 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Early Menopause Hormone Treatment and Cognition

NCT01046643
View directory record Official record
Conditions
Menopausal Syndrome
Interventions
Estradiol (E2), Progesterone (P10) x90, Progesterone (P10) x10
Drug
Lead sponsor
University of Michigan
Other
Eligibility
45 Years to 55 Years · Female only
Enrollment
30 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2010 – 2012
U.S. locations
1
States / cities
Ann Arbor, Michigan
Source: ClinicalTrials.gov public record
Updated May 19, 2014 · Synced Oct 25, 2026, 8:24 PM EDT
Withdrawn Phase 1Phase 2 Interventional

Evaluating Endometriosis With 16α-(18)F-fluoro-17β-estradiol ([F-18] FES) PET/MRI

NCT04347135
View directory record Official record
Conditions
Endometriosis
Interventions
F-18 FES
Drug
Lead sponsor
Annie (Annie) T. Packard
Other
Eligibility
18 Years to 50 Years · Female only
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2024
U.S. locations
1
States / cities
Rochester, Minnesota
Source: ClinicalTrials.gov public record
Updated May 10, 2024 · Synced Oct 25, 2026, 8:24 PM EDT
Active, not recruiting Phase 3 Interventional

Study to Evaluate Efficacy & Safety of Afuresertib Plus Fulvestrant in Patients With Locally Advanced or Metastatic HR+/HER2- Breast Cancer

NCT04851613
View directory record Official record
Conditions
Breast Cancer
Interventions
Afuresertib, Afuresertib/placebo
Drug
Lead sponsor
Laekna Limited
Industry
Eligibility
18 Years and older
Enrollment
256 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2026
U.S. locations
6
States / cities
Santa Monica, California • Atlanta, Georgia • Iowa City, Iowa + 3 more
Source: ClinicalTrials.gov public record
Updated Apr 2, 2026 · Synced Oct 25, 2026, 8:24 PM EDT
Active, not recruiting Phase 2 Interventional Results available

A Study to Investigate Efficacy and Safety With Oral AZD9833 Compared With Intramuscular Fulvestrant in Post-menopausal Women at Least 18 Years of Age With Advanced ER-positive HER2 Negative Breast Cancer

NCT04214288
View directory record Official record
Conditions
Advanced ER-Positive HER2-Negative Breast Cancer
Interventions
AZD9833, Fulvestrant
Drug
Lead sponsor
AstraZeneca
Industry
Eligibility
18 Years to 130 Years · Female only
Enrollment
240 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2027
U.S. locations
9
States / cities
Birmingham, Alabama • Long Beach, California • Fort Myers, Florida + 6 more
Source: ClinicalTrials.gov public record
Updated Aug 26, 2026 · Synced Oct 25, 2026, 8:24 PM EDT
Completed Phase 2 Interventional Accepts healthy volunteers Results available

ELITE: Early Versus Late Intervention Trial With Estradiol

NCT00114517
View directory record Official record
Conditions
Atherosclerosis
Interventions
17B-estradiol, Placebo
Drug · Other
Lead sponsor
University of Southern California
Other
Eligibility
Female only
Enrollment
643 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2004 – 2013
U.S. locations
1
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Jan 18, 2023 · Synced Oct 25, 2026, 8:24 PM EDT
Completed Phase 1Phase 2 Interventional Results available

A Study of Mirdametinib on Its Own or in Combination With Fulvestrant in People With Solid Tumor Cancer

NCT05054374
View directory record Official record
Conditions
Breast Cancer, Breast Cancer Stage IV, HER2-negative Breast Cancer, Solid Carcinoma, MEK1 Gene Mutation, MEK2 Gene Mutation, Metastatic Breast Cancer
Interventions
Mirdametinib, Fulvestrant
Drug
Lead sponsor
Memorial Sloan Kettering Cancer Center
Other
Eligibility
18 Years and older
Enrollment
6 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2023
U.S. locations
4
States / cities
Middletown, New Jersey • Commack, New York • Harrison, New York + 1 more
Source: ClinicalTrials.gov public record
Updated May 23, 2025 · Synced Oct 25, 2026, 8:24 PM EDT
Recruiting Phase 2 Interventional

Sequential Therapies Modeled on Evolutionary Dynamics for Breast Cancer

NCT06409390
View directory record Official record
Conditions
Metastatic Breast Cancer
Interventions
Taxotere, Cytoxan, Trastuzumab deruxtecan, Sacituzumab govitecan, Xeloda, Fulvestrant, Ribociclib, Abemaciclib
Drug
Lead sponsor
H. Lee Moffitt Cancer Center and Research Institute
Other
Eligibility
18 Years and older · Female only
Enrollment
15 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2027
U.S. locations
1
States / cities
Tampa, Florida
Source: ClinicalTrials.gov public record
Updated Dec 4, 2025 · Synced Oct 25, 2026, 8:24 PM EDT