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Showing 1–24 of 231 matching trials from the live ClinicalTrials.gov search.
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Filters: Intervention: Placebo estradiol Clear all
Completed Phase 3 Interventional Results available

Study to Evaluate Equivalence of Estradiol Vaginal Cream 0.01% to Estrace® Cream 0.01% in Atrophic Vaginitis

NCT03294538
View directory record Official record
Conditions
Atrophic Vaginitis
Interventions
Generic Estradiol Vaginal Cream USP, 0.01%, Estrace® Vaginal Cream USP, 0.01%, Vehicle Vaginal Cream
Drug
Lead sponsor
Actavis Inc.
Industry
Eligibility
30 Years to 75 Years · Female only
Enrollment
663 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2017
U.S. locations
44
States / cities
Tucson, Arizona • La Mesa, California • Sacramento, California + 33 more
Source: ClinicalTrials.gov public record
Updated Dec 25, 2019 · Synced Sep 7, 2026, 2:11 PM EDT
Not listed Phase 4 Interventional Accepts healthy volunteers

Kronos Early Estrogen Prevention Study (KEEPS)

NCT00154180
View directory record Official record
Conditions
Menopause, Arteriosclerosis
Interventions
Conjugated equine estrogens 0.45 mg/day, Transdermal estradiol, 50 mcg/day, Micronized progesterone, 200 mg/day x 12 d/month, CEE , progesterone, estradiol patch or placebo for each, CEE, progesterone, transdermal patch or the placebo
Drug
Lead sponsor
Kronos Longevity Research Institute
Other
Eligibility
42 Years to 58 Years · Female only
Enrollment
728 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2005 – 2012
U.S. locations
9
States / cities
Phoenix, Arizona • San Francisco, California • New Haven, Connecticut + 6 more
Source: ClinicalTrials.gov public record
Updated Sep 13, 2009 · Synced Sep 7, 2026, 2:11 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

A Study to Assess CYP3A4 Modulator, Oral Contraceptive, and pH Modifier Drug Interactions for ABI-H2158 in Healthy Adults

NCT04142762
View directory record Official record
Conditions
Chronic Hepatitis B
Interventions
ABI-H2158, Itraconazole, Rifampin, Midazolam, Ethinyl Estradiol / Levonorgestrel, Esomeprazole, Placebo matching oral contraceptive
Drug
Lead sponsor
Assembly Biosciences
Industry
Eligibility
18 Years to 65 Years
Enrollment
80 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2020
U.S. locations
1
States / cities
Tempe, Arizona
Source: ClinicalTrials.gov public record
Updated Mar 3, 2020 · Synced Sep 7, 2026, 2:11 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

A Randomized, Placebo-Controlled, Two-Period, Crossover Study to Evaluate the Effect of Lurasidone HCl on Oral Contraceptive Pharmacokinetics in Healthy Female Subjects

NCT00549666
View directory record Official record
Conditions
Pharmacokinetics
Interventions
Lurasidone 40 mg, Placebo 40 mg, Ortho Tri-Cyclen
Drug
Lead sponsor
Sumitomo Pharma America, Inc.
Industry
Eligibility
18 Years to 40 Years · Female only
Enrollment
23 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2007
U.S. locations
1
States / cities
San Diego, California
Source: ClinicalTrials.gov public record
Updated Sep 13, 2011 · Synced Sep 7, 2026, 2:11 PM EDT
Completed Phase 3 Interventional Accepts healthy volunteers Results available

Efficacy and Safety Study for an Oral Contraceptive Containing Folate

NCT00468481
View directory record Official record
Conditions
Neural Tube Defects, Contraception, Oral Contraceptives (OC)
Interventions
Drospirenone/Ethinylestradiol/Methyltetrahydrofolate, Drospirenone/Ethinylestradiol (Yaz)
Drug
Lead sponsor
Bayer
Industry
Eligibility
18 Years to 40 Years · Female only
Enrollment
385 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2007 – 2008
U.S. locations
9
States / cities
Anaheim, California • San Diego, California • Baltimore, Maryland + 6 more
Source: ClinicalTrials.gov public record
Updated Apr 22, 2014 · Synced Sep 7, 2026, 2:11 PM EDT
Completed Phase 4 Interventional Accepts healthy volunteers

Estrogen for Treating Depression in Menopausal Women With Hot Flashes and Insomnia

NCT00227942
View directory record Official record
Conditions
Sleep Initiation and Maintenance Disorders, Depression
Interventions
Estrogen Replacement Therapy, Zolpidem, placebo
Drug
Lead sponsor
Hadine Joffe, MD
Other
Eligibility
40 Years to 60 Years · Female only
Enrollment
86 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2003 – 2007
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated May 25, 2014 · Synced Sep 7, 2026, 2:11 PM EDT
Completed Phase 2 Interventional

Effect of Biosynthetic Growth Hormone and/or Ethinyl Estradiol on Adult Height in Patients With Turner Syndrome

NCT00001221
View directory record Official record
Conditions
Gonadal Dysgenesis, Turner's Syndrome
Interventions
Growth Hormone (Humatrope)
Drug
Lead sponsor
Eunice Kennedy Shriver National Institute of Child Health and Human Development (NICHD)
NIH
Eligibility
Female only
Enrollment
160 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
1987 – 2003
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Mar 3, 2008 · Synced Sep 7, 2026, 2:11 PM EDT
Recruiting Phase 4 Interventional

Ovarian Hormone Withdrawal, Anhedonia, and Reward Sensitivity in Women With Premenstrual Exacerbations of Depression

NCT06610305
View directory record Official record
Conditions
Major Depressive Disorder
Interventions
Transdermal estradiol, Progesterone, Transdermal placebo patch, placebo capsule
Drug
Lead sponsor
University of North Carolina, Chapel Hill
Other
Eligibility
18 Years to 45 Years · Female only
Enrollment
75 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2028
U.S. locations
1
States / cities
Chapel Hill, North Carolina
Source: ClinicalTrials.gov public record
Updated Oct 28, 2025 · Synced Sep 7, 2026, 2:11 PM EDT
Completed Phase 3 Interventional Accepts healthy volunteers

Evaluate Safety and Efficacy of an OC Preparation vs Placebo for 6 Treatment Cycles in Women With Moderate Acne.

NCT00651469
View directory record Official record
Conditions
Acne Vulgaris
Interventions
YAZ (DRSP 3 mg/EE 0.02 mg, BAY86-5300), Placebo
Drug
Lead sponsor
Bayer
Industry
Eligibility
14 Years to 45 Years · Female only
Enrollment
534 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2003 – 2004
U.S. locations
27
States / cities
Birmingham, Alabama • Huntsville, Alabama • Mesa, Arizona + 23 more
Source: ClinicalTrials.gov public record
Updated Dec 29, 2014 · Synced Sep 7, 2026, 2:11 PM EDT
Completed Phase 2 Interventional Results available

The Effect of Hormonal Add-Back Therapy in Adolescents Treated With a GnRH Agonist for Endometriosis: A Randomized Trial

NCT00474851
View directory record Official record
Conditions
Endometriosis
Interventions
Norethindrone acetate + estrogens, norethindrone acetate + placebo
Drug
Lead sponsor
Boston Children's Hospital
Other
Eligibility
13 Years to 22 Years · Female only
Enrollment
53 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2015
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Mar 29, 2015 · Synced Sep 7, 2026, 2:11 PM EDT
Completed Phase 2 Interventional Results available

North American Study of Epistaxis in Hereditary Hemorrhagic Telangiectasia (HHT)

NCT01408030
View directory record Official record
Conditions
Telangiectasia, Hereditary Hemorrhagic, Epistaxis
Interventions
Sterile saline, Bevacizumab, Estriol, Tranexamic Acid
Drug
Lead sponsor
James Gossage
Other
Eligibility
18 Years and older
Enrollment
123 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2014
U.S. locations
6
States / cities
Los Angeles, California • Augusta, Georgia • Baltimore, Maryland + 3 more
Source: ClinicalTrials.gov public record
Updated Oct 18, 2018 · Synced Sep 7, 2026, 2:11 PM EDT
Not yet recruiting Phase 4 Interventional Accepts healthy volunteers

Teen Vulnerability to Irritability: Brain and Estrogen Changes

NCT07544966
View directory record Official record
Conditions
Depression - Major Depressive Disorder, Irritability
Interventions
Kurvelo, Placebo COC
Drug
Lead sponsor
University of North Carolina, Chapel Hill
Other
Eligibility
12 Years to 16 Years · Female only
Enrollment
50 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026 – 2029
U.S. locations
2
States / cities
Chapel Hill, North Carolina
Source: ClinicalTrials.gov public record
Updated Aug 23, 2026 · Synced Sep 7, 2026, 2:11 PM EDT
Withdrawn Not applicable Interventional Accepts healthy volunteers

E2 and LDX for the Treatment of Cognitive Complaints After Oophorectomy

NCT01986764
View directory record Official record
Conditions
Planned RRSO
Interventions
Lisdexamfetamine, Estradiol, Placebo
Drug
Lead sponsor
University of Pennsylvania
Other
Eligibility
30 Years to 48 Years · Female only
Healthy volunteers
Accepts healthy volunteers
Timeline
2013
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Mar 23, 2017 · Synced Sep 7, 2026, 2:11 PM EDT
Completed Phase 3 Interventional Results available

A Clinical Study to Evaluate the Safety and Efficacy of Elagolix in Participants With Moderate to Severe Endometriosis-Associated Pain

NCT03213457
View directory record Official record
Conditions
Endometriosis
Interventions
Estradiol/Norethindrone Acetate, Placebo for Elagolix, Elagolix, Placebo for E2/NETA
Drug
Lead sponsor
AbbVie
Industry
Eligibility
18 Years to 49 Years · Female only
Enrollment
681 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2023
U.S. locations
188
States / cities
Birmingham, Alabama • Fairhope, Alabama • Mobile, Alabama + 140 more
Source: ClinicalTrials.gov public record
Updated Dec 19, 2024 · Synced Sep 7, 2026, 2:11 PM EDT
Completed Phase 3 Interventional Results available

Comparative Safety and Efficacy of Two Treatments in the Treatment of Vulvar and Vaginal Atrophy

NCT02770365
View directory record Official record
Conditions
Atrophy
Interventions
estrace cream (Perrigo), estrace cream (Reference), Placebo cream
Drug
Lead sponsor
Padagis LLC
Industry
Eligibility
30 Years to 75 Years · Female only
Enrollment
695 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016
U.S. locations
1
States / cities
West Palm Beach, Florida
Source: ClinicalTrials.gov public record
Updated Nov 1, 2021 · Synced Sep 7, 2026, 2:11 PM EDT
Completed Phase 4 Interventional Accepts healthy volunteers Results available

Effect of Preoperative Estrogen Treatment on Connective Tissues of the Pelvic Floor

NCT01778985
View directory record Official record
Conditions
Pelvic Organ Prolapse, Menopause
Interventions
Premarin, Placebo
Drug · Other
Lead sponsor
University of Texas Southwestern Medical Center
Other
Eligibility
40 Years to 70 Years · Female only
Enrollment
30 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2012 – 2013
U.S. locations
1
States / cities
Dallas, Texas
Source: ClinicalTrials.gov public record
Updated Oct 1, 2014 · Synced Sep 7, 2026, 2:11 PM EDT
Completed Phase 3 Interventional

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

NCT00238732
View directory record Official record
Conditions
Vaginal Atrophy
Interventions
Bazedoxifene/Conjugated Estrogen
Drug
Lead sponsor
Wyeth is now a wholly owned subsidiary of Pfizer
Industry
Eligibility
40 Years to 65 Years · Female only
Enrollment
650 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005 – 2007
U.S. locations
63
States / cities
Birmingham, Alabama • Montgomery, Alabama • Scottsdale, Arizona + 60 more
Source: ClinicalTrials.gov public record
Updated Dec 27, 2007 · Synced Sep 7, 2026, 2:11 PM EDT
Completed Phase 3 Interventional Results available

Study Evaluating The Effects Of Bazedoxifene/Conjugated Estrogens On Endometrial Safety And Postmenopausal Osteoporosis

NCT00808132
View directory record Official record
Conditions
Menopause, Osteoporosis
Interventions
bazedoxifene 20 mg/ conjugated estrogens 0.45 mg, bazedoxifene 20 mg/ conjugated estrogens 0.625 mg, bazedoxifene 20 mg, conjugated estrogens 0.45 mg/ medroxyprogesterone acetate 1.5 mg, Placebo
Drug
Lead sponsor
Pfizer
Industry
Eligibility
40 Years to 64 Years · Female only
Enrollment
1,886 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2011
U.S. locations
143
States / cities
Birmingham, Alabama • Mobile, Alabama • Chandler, Arizona + 119 more
Source: ClinicalTrials.gov public record
Updated Apr 7, 2014 · Synced Sep 7, 2026, 2:11 PM EDT
Terminated Phase 4 Interventional Accepts healthy volunteers Results available

The Menopause Transition: Estrogen Variability, Stress Reactivity and Mood

NCT03003949
View directory record Official record
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
Source: ClinicalTrials.gov public record
Updated Mar 25, 2021 · Synced Sep 7, 2026, 2:11 PM EDT
Completed Not applicable Interventional Results available

Data Analyses for Ancillary WISE Femhrt Hormone Replacement Study

NCT00600106
View directory record Official record
Conditions
Myocardial Ischemia
Interventions
1/10 NA/EE, Placebo
Drug
Lead sponsor
Cedars-Sinai Medical Center
Other
Eligibility
Female only
Enrollment
37 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
1999 – 2010
U.S. locations
1
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Apr 23, 2019 · Synced Sep 7, 2026, 2:11 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 17, 2023 · Synced Sep 7, 2026, 2:11 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Evaluation of Adhesion Quality and Irritation of an Alternate Second Generation Estradiol Transdermal System

NCT00650442
View directory record Official record
Conditions
Healthy
Interventions
Estradiol Transdermal System Placebo - Alternate Adhesive, Estradiol Transdermal System Placebo - Current Adhesive
Drug
Lead sponsor
Mylan Pharmaceuticals Inc
Industry
Eligibility
40 Years to 66 Years · Female only
Enrollment
39 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2003
U.S. locations
1
States / cities
Morgantown, West Virginia
Source: ClinicalTrials.gov public record
Updated Mar 31, 2008 · Synced Sep 7, 2026, 2:11 PM EDT
Completed Phase 3 Interventional Accepts healthy volunteers Results available

A Comparison of Estradiol Vaginal Cream to Estrace® Cream in 350 Postmenopausal Females With Atrophic Vaginitis

NCT02195986
View directory record Official record
Conditions
Atrophic Vaginitis
Interventions
Estradiol Vaginal Cream, 0.01%, Estrace® 0.01% cream, Placebo Vaginal Cream
Drug
Lead sponsor
Mylan Pharmaceuticals Inc
Industry
Eligibility
40 Years to 70 Years · Female only
Enrollment
366 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2014
U.S. locations
21
States / cities
Tucson, Arizona • Los Angeles, California • Sacramento, California + 16 more
Source: ClinicalTrials.gov public record
Updated Mar 8, 2022 · Synced Sep 7, 2026, 2:11 PM EDT
Completed Phase 2 Interventional Results available

AZD2171 in Addition to Fulvestrant in Patients With Advanced Breast Cancer.

NCT00454805
View directory record Official record
Conditions
Advanced Breast Cancer
Interventions
AZD2171, Fulvestrant
Drug
Lead sponsor
AstraZeneca
Industry
Eligibility
18 Years to 130 Years · Female only
Enrollment
75 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2016
U.S. locations
6
States / cities
Burbank, California • Los Angeles, California • Palm Springs, California + 3 more
Source: ClinicalTrials.gov public record
Updated Aug 2, 2016 · Synced Sep 7, 2026, 2:11 PM EDT