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ClinicalTrials.gov public records Last synced Oct 18, 2026, 5:39 AM EDT

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Showing 25–48 of 453 matching trials from the live ClinicalTrials.gov search.
Filters: Intervention: Progesterone Clear all
Completed Phase 1 Interventional

Effect of Progesterone on Smoking Behavior in Male and Female Smokers

NCT00271206
View directory record Official record
Conditions
Tobacco Use Disorder
Interventions
Progesterone, sugar pill
Drug
Lead sponsor
Yale University
Other
Eligibility
18 Years to 40 Years
Enrollment
65 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2004 – 2008
U.S. locations
1
States / cities
New Haven, Connecticut
Source: ClinicalTrials.gov public record
Updated Apr 2, 2020 · Synced Oct 18, 2026, 5:39 AM EDT
Completed Phase 4 Interventional Accepts healthy volunteers Results available

Perimenopausal Effects of Estradiol on Reward Responsiveness

NCT02255175
View directory record Official record
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
Source: ClinicalTrials.gov public record
Updated Nov 12, 2019 · Synced Oct 18, 2026, 5:39 AM EDT
Completed Phase 2 Interventional Results available

Medroxyprogesterone +/- Cyclophosphamide & Methotrexate in Hormone Receptor-Negative Recurrent/Metastatic Breast Cancer

NCT00577122
View directory record Official record
Conditions
Estrogen Receptor-negative Breast Cancer, Progesterone Receptor-negative Breast Cancer, Recurrent Breast Cancer, Stage IV Breast Cancer
Interventions
Medroxyprogesterone progesterone acetate (MPA), Medroxyprogesterone with Cyclophosphamide + Methotrexate
Drug
Lead sponsor
Indiana University
Other
Eligibility
18 Years and older
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2011
U.S. locations
7
States / cities
Birmingham, Alabama • San Francisco, California • Indianapolis, Indiana + 4 more
Source: ClinicalTrials.gov public record
Updated Oct 16, 2023 · Synced Oct 18, 2026, 5:39 AM 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 8, 2014 · Synced Oct 18, 2026, 5:39 AM EDT
Not listed Phase 1 Interventional

Assessing Ketorolac (Toradol) at Oocyte Retrieval

NCT06026553
View directory record Official record
Conditions
Infertility, Infertility, Female, Oocyte Retrieval, Postoperative Pain, Embryo Transfer
Interventions
Ketorolac (Toradol), Placebo (saline)
Drug · Other
Lead sponsor
Shady Grove Fertility Reproductive Science Center
Other
Eligibility
18 Years to 45 Years · Female only
Enrollment
400 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2025
U.S. locations
2
States / cities
Rockville, Maryland • Fairfax, Virginia
Source: ClinicalTrials.gov public record
Updated Sep 7, 2023 · Synced Oct 18, 2026, 5:39 AM EDT
Terminated Phase 3 Interventional Results available

Safety and Efficacy of Proellex in Pre-menopausal Anemic Women With Symptomatic Uterine Fibroids

NCT00702702
View directory record Official record
Conditions
Uterine Fibroids, Anemia
Interventions
Proellex 25 mg, Proellex 50 mg, Placebo
Drug
Lead sponsor
Repros Therapeutics Inc.
Industry
Eligibility
18 Years to 45 Years · Female only
Enrollment
56 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2009
U.S. locations
30
States / cities
Birmingham, Alabama • Phoenix, Arizona • Anaheim, California + 21 more
Source: ClinicalTrials.gov public record
Updated Aug 21, 2014 · Synced Oct 18, 2026, 5:39 AM EDT
Terminated Phase 2 Interventional Results available

Safety and Efficacy Study to Evaluate Proellex in the Treatment of Premenopausal Women With Symptomatic Endometriosis

NCT00556075
View directory record Official record
Conditions
Endometriosis
Interventions
Proellex 25 mg, Placebo, Proellex 50 mg
Drug
Lead sponsor
Repros Therapeutics Inc.
Industry
Eligibility
18 Years to 48 Years · Female only
Enrollment
67 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2009
U.S. locations
17
States / cities
Tucson, Arizona • Little Rock, Arkansas • San Diego, California + 13 more
Source: ClinicalTrials.gov public record
Updated Aug 25, 2014 · Synced Oct 18, 2026, 5:39 AM EDT
Completed Phase 2 Interventional Results available

Adjuvant Ribociclib With Endocrine Therapy in Hormone Receptor+/HER2- High Risk Early Breast Cancer

NCT03078751
View directory record Official record
Conditions
Breast Cancer
Interventions
Ribociclib, Adjuvant endocrine therapy, Placebo
Drug
Lead sponsor
Novartis Pharmaceuticals
Industry
Eligibility
18 Years and older
Enrollment
54 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2020
U.S. locations
33
States / cities
Tucson, Arizona • Fayetteville, Arkansas • Bakersfield, California + 28 more
Source: ClinicalTrials.gov public record
Updated Oct 11, 2021 · Synced Oct 18, 2026, 5:39 AM EDT
Withdrawn Not applicable Interventional

Progesterone and Atomoxetine for Cocaine Cessation

NCT01741376
View directory record Official record
Conditions
Cocaine Dependence, Nicotine Dependence
Interventions
Progesterone, Placebo
Drug
Lead sponsor
University of Minnesota
Other
Eligibility
18 Years to 60 Years
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012
U.S. locations
1
States / cities
Minneapolis, Minnesota
Source: ClinicalTrials.gov public record
Updated Sep 6, 2019 · Synced Oct 18, 2026, 5:39 AM EDT
Terminated Phase 3 Interventional Accepts healthy volunteers Results available

RCT of Progesterone to Prevent Preterm Birth in Nulliparous Women With a Short Cervix

NCT00439374
View directory record Official record
Conditions
Preterm Delivery, Cervical Length
Interventions
17 alpha-hydroxyprogesterone caproate, Placebo Oil
Drug · Other
Lead sponsor
The George Washington University Biostatistics Center
Other
Eligibility
Female only
Enrollment
657 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2007 – 2011
U.S. locations
14
States / cities
Birmingham, Alabama • Chicago, Illinois • Detroit, Michigan + 11 more
Source: ClinicalTrials.gov public record
Updated Jul 15, 2019 · Synced Oct 18, 2026, 5:39 AM EDT
Completed Phase 2 Interventional Results available

Phase II Study With Abraxane, Bevacizumab and Carboplatin in Triple Negative Metastatic Breast Cancer

NCT00479674
View directory record Official record
Conditions
Breast Cancer
Interventions
Abraxane, Bevacizumab, Carboplatin
Drug
Lead sponsor
Duke University
Other
Eligibility
18 Years and older · Female only
Enrollment
41 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2014
U.S. locations
4
States / cities
Charlotte, North Carolina • Concord, North Carolina • Durham, North Carolina + 1 more
Source: ClinicalTrials.gov public record
Updated Feb 18, 2015 · Synced Oct 18, 2026, 5:39 AM EDT
Suspended Phase 2 Interventional

Novel Intervention for Chronic Complex TBI in OEF/OIF/OND Veterans

NCT05671692
View directory record Official record
Conditions
Traumatic Brain Injury, TBI
Interventions
Pregnenolone, Placebo
Drug
Lead sponsor
Christine Marx, MD
Other
Eligibility
21 Years to 65 Years
Enrollment
108 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2026
U.S. locations
2
States / cities
Durham, North Carolina
Source: ClinicalTrials.gov public record
Updated May 13, 2026 · Synced Oct 18, 2026, 5:39 AM EDT
Completed No phase listed Observational Accepts healthy volunteers

Development of a Microbiome Non-invasive Diagnosis Tool

NCT03330444
View directory record Official record
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
Source: ClinicalTrials.gov public record
Updated Oct 9, 2020 · Synced Oct 18, 2026, 5:39 AM EDT
Not yet recruiting Phase 1Phase 2 Interventional

Pregnenolone for Cannabis Use Disorder and Depression

NCT07685964
View directory record Official record
Conditions
Cannabis Use Disorder, Major Depressive Disorder (MDD)
Interventions
Pregnenolone
Drug
Lead sponsor
University of Texas Southwestern Medical Center
Other
Eligibility
18 Years to 50 Years
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2028
U.S. locations
2
States / cities
Dallas, Texas • Richardson, Texas
Source: ClinicalTrials.gov public record
Updated Jul 6, 2026 · Synced Oct 18, 2026, 5:39 AM EDT
Completed Phase 1 Interventional

Allopregnanolone as a Regenerative Treatment for Parkinson's Disease

NCT06263010
View directory record Official record
Conditions
Parkinson Disease
Interventions
Allopregnanolone
Drug
Lead sponsor
Roberta Brinton
Other
Eligibility
40 Years to 85 Years
Enrollment
10 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2025
U.S. locations
1
States / cities
Tucson, Arizona
Source: ClinicalTrials.gov public record
Updated Mar 13, 2026 · Synced Oct 18, 2026, 5:39 AM EDT
Completed Phase 4 Interventional Results available

Unique Effects of Perimenstrual Estradiol or Progesterone Supplementation on Perimenstrual Suicidality

NCT03498313
View directory record Official record
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
Source: ClinicalTrials.gov public record
Updated Sep 14, 2022 · Synced Oct 18, 2026, 5:39 AM EDT
Terminated Phase 3 Interventional Accepts healthy volunteers Results available

A Randomized Trial of Pessary in Singleton Pregnancies With a Short Cervix

NCT02901626
View directory record Official record
Conditions
Short Cervix, Preterm Delivery
Interventions
Arabin Cervical Pessary
Device
Lead sponsor
The George Washington University Biostatistics Center
Other
Eligibility
Female only
Enrollment
544 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2022
U.S. locations
12
States / cities
Birmingham, Alabama • Chicago, Illinois • New York, New York + 9 more
Source: ClinicalTrials.gov public record
Updated Jun 23, 2026 · Synced Oct 18, 2026, 5:39 AM EDT
Recruiting Phase 4 Interventional

Menopausal HT for Women Living With HIV (HoT)

NCT06856174
View directory record Official record
Conditions
HIV Infection, Menopause
Interventions
Transdermal estradiol gel, Micronized Progesterone, Placebo for estradiol gel, Placebo for micronized progesterone
Drug
Lead sponsor
Advancing Clinical Therapeutics Globally for HIV/AIDS and Other Infections
Network
Eligibility
40 Years to 60 Years · Female only
Enrollment
105 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2027
U.S. locations
23
States / cities
Birmingham, Alabama • Los Angeles, California • San Diego, California + 18 more
Source: ClinicalTrials.gov public record
Updated May 22, 2026 · Synced Oct 18, 2026, 5:39 AM 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 22, 2017 · Synced Oct 18, 2026, 5:39 AM EDT
Recruiting Phase 2 Interventional

A New Intervention to Improve Function in Veterans With Anxiety and Depression

NCT06188923
View directory record Official record
Conditions
Anxiety and Depression
Interventions
Pregnenolone, Placebo
Drug
Lead sponsor
VA Office of Research and Development
Federal
Eligibility
18 Years to 65 Years
Enrollment
84 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2028
U.S. locations
1
States / cities
Durham, North Carolina
Source: ClinicalTrials.gov public record
Updated Oct 14, 2026 · Synced Oct 18, 2026, 5:39 AM EDT
Completed Phase 2 Interventional

Phase II Metastatic ER+/PgR+ Nolvadex +/- Iressa Study

NCT00229697
View directory record Official record
Conditions
Breast Neoplasms
Interventions
Gefitinib, Tamoxifen
Drug
Lead sponsor
AstraZeneca
Industry
Eligibility
18 Years to 130 Years · Female only
Enrollment
317 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2003 – 2015
U.S. locations
4
States / cities
Berkeley, California • Palm Springs, California • St Louis, Missouri + 1 more
Source: ClinicalTrials.gov public record
Updated Oct 5, 2015 · Synced Oct 18, 2026, 5:39 AM EDT
Completed No phase listed Observational Accepts healthy volunteers

Hormonal Causes of Menstrual-Related Mood Disorders

NCT00100360
View directory record Official record
Conditions
Mood Disorders, Depression
Interventions
Not listed
Lead sponsor
National Institute of Mental Health (NIMH)
NIH
Eligibility
18 Years to 45 Years · Female only
Enrollment
22 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2004 – 2016
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Jul 5, 2018 · Synced Oct 18, 2026, 5:39 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Relationship Between the Menstrual Cycle and Heart Disease in Women

NCT01546454
View directory record Official record
Conditions
Coronary Heart Disease
Interventions
Ethinyl Estradiol-Levonorgestrel combination, leuprolide acetate, Estradiol, Progesterone
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
2012 – 2013
U.S. locations
1
States / cities
Portland, Oregon
Source: ClinicalTrials.gov public record
Updated Mar 22, 2017 · Synced Oct 18, 2026, 5:39 AM EDT
Completed Phase 3 Interventional Accepts healthy volunteers

Vaginal Progesterone to Reduce the Risk of Another Preterm Birth

NCT00086177
View directory record Official record
Conditions
Pregnancy
Interventions
8% progesterone vaginal gel, Placebo Vaginal Gel
Drug
Lead sponsor
Juniper Pharmaceuticals, Inc.
Industry
Eligibility
18 Years to 45 Years · Female only
Enrollment
636 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2004 – 2009
U.S. locations
45
States / cities
Mobile, Alabama • Tucson, Arizona • Colton, California + 39 more
Source: ClinicalTrials.gov public record
Updated Aug 19, 2010 · Synced Oct 18, 2026, 5:39 AM EDT