Independent directory Public ClinicalTrials.gov records United States
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ClinicalTrials.gov public records Last synced Oct 5, 2026, 3:03 PM EDT

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Showing 145–168 of 453 matching trials from the live ClinicalTrials.gov search.
Conditions
Amenorrhea
Interventions
DR-2021a, DR-2021b, DR-2021c, DR-2021d, DR-2021e, Placebo
Drug · Other
Lead sponsor
Duramed Research
Industry
Eligibility
18 Years to 50 Years · Female only
Enrollment
180 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005 – 2007
U.S. locations
27
States / cities
Mobile, Alabama • Phoenix, Arizona • Tucson, Arizona + 22 more
Conditions
Traumatic Brain Injury
Interventions
IV Progesterone
Drug
Lead sponsor
David Wright
Other
Eligibility
18 Years and older
Enrollment
100 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2002 – 2005
U.S. locations
1
States / cities
Atlanta, Georgia
Conditions
Contraception
Interventions
TV-46046, Depo-subQ Provera
Drug
Lead sponsor
Teva Branded Pharmaceutical Products R&D, Inc.
Industry
Eligibility
18 Years to 45 Years · Female only
Enrollment
60 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2023
U.S. locations
2
States / cities
Cypress, California • San Antonio, Texas
Conditions
Metastatic Breast Cancer
Interventions
lapatinib
Drug
Lead sponsor
University of Kansas Medical Center
Other
Eligibility
18 Years and older · Female only
Enrollment
33 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2018
U.S. locations
3
States / cities
Kansas City, Kansas • Topeka, Kansas • Kansas City, Missouri
Completed No phase listed Observational Accepts healthy volunteers

Hormonal Effects on the Uterus and Endometrium

NCT00001454
Conditions
Pregnancy
Interventions
Not listed
Lead sponsor
Eunice Kennedy Shriver National Institute of Child Health and Human Development (NICHD)
NIH
Eligibility
18 Years to 43 Years · Female only
Enrollment
129 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
1995 – 2015
U.S. locations
1
States / cities
Bethesda, Maryland
Conditions
Major Depressive Disorder, Menopause, Perimenopause
Interventions
Pregnenolone, Placebo
Drug
Lead sponsor
University of Texas Southwestern Medical Center
Other
Eligibility
40 Years to 67 Years · Female only
Enrollment
73 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2024
U.S. locations
1
States / cities
Dallas, Texas
Completed Phase 1Phase 2 Interventional Accepts healthy volunteers Results available

The Effects of Reproductive Hormones on Mood and Behavior

NCT00001322
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
Conditions
Arthralgia, Breast Cancer, Hot Flashes, Musculoskeletal Complications, Sexual Dysfunction
Interventions
testosterone, placebo
Drug · Other
Lead sponsor
Alliance for Clinical Trials in Oncology
Other
Eligibility
18 Years and older · Female only
Enrollment
227 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2019
U.S. locations
528
States / cities
Anchorage, Alaska • Hot Springs, Arkansas • Auburn, California + 331 more
Conditions
Healthy
Interventions
Red Wine, White Wine
Other
Lead sponsor
Cedars-Sinai Medical Center
Other
Eligibility
21 Years and older · Female only
Enrollment
44 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2006 – 2007
U.S. locations
1
States / cities
Los Angeles, California
Conditions
Autistic Disorder
Interventions
Pregnenolone
Drug
Lead sponsor
Stanford University
Other
Eligibility
18 Years to 45 Years
Enrollment
15 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2013
U.S. locations
1
States / cities
Stanford, California
Conditions
Preterm Birth
Interventions
Screened Arm
Other
Lead sponsor
Christiana Care Health Services
Other
Eligibility
18 Years and older · Female only
Enrollment
1,873 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2024
U.S. locations
1
States / cities
Newark, Delaware
Conditions
Alcohol Use Disorder (AUD), Major Depressive Disorder (MDD)
Interventions
Pregnenolone, Placebo
Drug
Lead sponsor
Sherwood Brown, MD, PhD
Other
Eligibility
21 Years to 55 Years
Enrollment
100 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2031
U.S. locations
2
States / cities
Dallas, Texas • Richardson, Texas
Conditions
Follicle Stimulating Hormone Glycosylation, Urinary FSH21/FSH24 Ratio, Estradiol Effect
Interventions
Estradiol Transdermal Product
Drug
Lead sponsor
Eastern Virginia Medical School
Other
Eligibility
20 Years to 55 Years · Female only
Enrollment
10 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2020
U.S. locations
1
States / cities
Norfolk, Virginia
Conditions
Breast Cancer, Stage IV Breast Cancer
Interventions
tamoxifen
Drug
Lead sponsor
ECOG-ACRIN Cancer Research Group
Network
Eligibility
18 Years and older
Enrollment
124 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2022
U.S. locations
292
States / cities
Birmingham, Alabama • Mobile, Alabama • Fort Smith, Arkansas + 203 more
Completed Early Phase 1 Interventional Accepts healthy volunteers Results available

Investigation of Female Reproductive Hormone Dynamics During Adolescence

NCT02486757
Conditions
Menstruation Disturbances
Interventions
micronized progesterone, transdermal estradiol
Drug
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
12 Years to 16 Years · Female only
Enrollment
9 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2015 – 2016
U.S. locations
1
States / cities
Boston, Massachusetts
Conditions
Alcohol Use Disorder, Bipolar Disorder, Schizoaffective Disorder Bipolar Type
Interventions
Placebo, Citicoline, Pregnenolone
Drug · Dietary Supplement
Lead sponsor
Sherwood Brown, MD, PhD
Other
Eligibility
18 Years to 70 Years
Enrollment
96 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2023
U.S. locations
3
States / cities
Miami, Florida • Dallas, Texas • Edinburg, Texas
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
Conditions
Preterm Birth
Interventions
Hydroxyprogesterone Caproate Injection (HPC), 250mg/mL, Vehicle
Drug
Lead sponsor
AMAG Pharmaceuticals, Inc.
Industry
Eligibility
18 Years and older · Female only
Enrollment
1,740 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2018
U.S. locations
41
States / cities
Montgomery, Alabama • Tucson, Arizona • La Mesa, California + 35 more
Conditions
Mental Health Wellness 1, Preterm Birth
Interventions
The Mastery Lifestyle Intervention
Behavioral
Lead sponsor
Microgen LLC
Industry
Eligibility
18 Years to 45 Years · Female only
Enrollment
238 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2026
U.S. locations
1
States / cities
Webster, Texas
Completed No phase listed Observational Accepts healthy volunteers

Development of a Microbiome Non-invasive Diagnosis Tool

NCT03330444
Conditions
Infertility of Uterine Origin
Interventions
Endometrial biopsy and endometrial fluid collection
Procedure
Lead sponsor
Igenomix
Industry
Eligibility
18 Years to 50 Years · Female only
Enrollment
452 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2020
U.S. locations
4
States / cities
Norwalk, Connecticut • Margate, Florida • Chesterfield, Missouri + 1 more
Recruiting Phase 2 Interventional Accepts healthy volunteers

Progesterone in Gender Affirming Hormone Therapy Study

NCT06807580
Conditions
Transgender Women
Interventions
Placebo, Progesterone
Drug
Lead sponsor
Emory University
Other
Eligibility
18 Years to 60 Years · Male only
Enrollment
40 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2027
U.S. locations
1
States / cities
Atlanta, Georgia
Conditions
Bipolar Disorder, Major Depressive Disorder, Substance Abuse
Interventions
Pregnenolone
Drug
Lead sponsor
University of Texas Southwestern Medical Center
Other
Eligibility
18 Years to 70 Years
Enrollment
75 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2004 – 2006
U.S. locations
1
States / cities
Dallas, Texas
Conditions
Breast Cancer
Interventions
Fulvestrant, Anastrozole, Everolimus, Placebo - Anastrozole, Placebo - Everolimus
Drug
Lead sponsor
SWOG Cancer Research Network
Network
Eligibility
18 Years and older · Female only
Enrollment
37 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2019
U.S. locations
223
States / cities
Anchorage, Alaska • Scottsdale, Arizona • Tucson, Arizona + 150 more
Completed Phase 4 Interventional Accepts healthy volunteers Results available

Perimenopausal Effects of Estradiol on Reward Responsiveness

NCT02255175
Conditions
Perimenopausal Depression
Interventions
Estradiol, Progesterone
Drug
Lead sponsor
University of North Carolina, Chapel Hill
Other
Eligibility
44 Years to 55 Years · Female only
Enrollment
64 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2015 – 2018
U.S. locations
1
States / cities
Chapel Hill, North Carolina