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Showing 1–24 of 47 matching trials from the live ClinicalTrials.gov search.
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Recruiting Phase 3 Interventional

A Phase 3B Study to Evaluate Bone Mineral Density With Long-Term Use of Relugolix Combination Tablet in Women With Uterine Fibroids or Endometriosis

NCT05862272
View directory record Official record
Conditions
Uterine Fibroids, Endometriosis
Interventions
Relugolix Combination Tablet
Drug
Lead sponsor
Sumitomo Pharma Switzerland GmbH
Industry
Eligibility
18 Years to 50 Years · Female only
Enrollment
1,000 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2030
U.S. locations
120
States / cities
Mobile, Alabama • Chandler, Arizona • Mesa, Arizona + 98 more
Source: ClinicalTrials.gov public record
Updated Aug 5, 2025 · Synced Sep 23, 2026, 12:14 AM EDT
Completed Phase 3 Interventional Results available

Efficacy and Safety of Elagolix in Combination With Estradiol/Norethindrone Acetate for the Management of Heavy Menstrual Bleeding Associated With Uterine Fibroids in Premenopausal Women

NCT02654054
View directory record Official record
Conditions
Uterine Fibroids, Heavy Menstrual Bleeding
Interventions
Elagolix, Placebo for Estradiol/Norethindrone Acetate, Estradiol/Norethindrone Acetate, Placebo for Elagolix
Drug
Lead sponsor
AbbVie
Industry
Eligibility
18 Years to 51 Years · Female only
Enrollment
413 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2018
U.S. locations
92
States / cities
Birmingham, Alabama • Mobile, Alabama • Costa Mesa, California + 79 more
Source: ClinicalTrials.gov public record
Updated Jun 28, 2020 · Synced Sep 23, 2026, 12:14 AM EDT
Completed Phase 3 Interventional Results available

Efficacy and Safety of Elagolix in Combination With Estradiol/Norethindrone Acetate for the Management of Heavy Menstrual Bleeding Associated With Uterine Fibroids in Premenopausal Women (Replicate Study)

NCT02691494
View directory record Official record
Conditions
Uterine Fibroids, Heavy Menstrual Bleeding
Interventions
Elagolix, Placebo for Estradiol/Norethindrone Acetate, Estradiol/Norethindrone Acetate, Placebo for Elagolix
Drug
Lead sponsor
AbbVie
Industry
Eligibility
18 Years to 51 Years · Female only
Enrollment
378 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2019
U.S. locations
103
States / cities
Birmingham, Alabama • Dothan, Alabama • Fairhope, Alabama + 89 more
Source: ClinicalTrials.gov public record
Updated Jul 12, 2021 · Synced Sep 23, 2026, 12:14 AM EDT
Completed Early Phase 1 Interventional Results available

Neuroendocrine Risk for PTSD in Women

NCT03973229
View directory record Official record
Conditions
PTSD, Trauma
Interventions
Estradiol patch, Placebo patch
Drug · Other
Lead sponsor
Emory University
Other
Eligibility
18 Years to 35 Years · Female only
Enrollment
127 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2025
U.S. locations
1
States / cities
Atlanta, Georgia
Source: ClinicalTrials.gov public record
Updated Jul 21, 2026 · Synced Sep 23, 2026, 12:14 AM EDT
Completed Phase 3 Interventional

SPIRIT 2: Efficacy and Safety Study of Relugolix in Women With Endometriosis-Associated Pain

NCT03204331
View directory record Official record
Conditions
Endometriosis Related Pain
Interventions
Relugolix, Estradiol/norethindrone acetate, Estradiol/norethindrone acetate placebo, Relugolix placebo
Drug
Lead sponsor
Myovant Sciences GmbH
Industry
Eligibility
18 Years to 50 Years · Female only
Enrollment
623 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2021
U.S. locations
41
States / cities
Andalusia, Alabama • Washington D.C., District of Columbia • Aventura, Florida + 36 more
Source: ClinicalTrials.gov public record
Updated Jun 27, 2021 · Synced Sep 23, 2026, 12:14 AM EDT
Completed Phase 3 Interventional Results available

SPIRIT EXTENSION: Efficacy and Safety Extension Study of Relugolix in Women With Endometriosis-Associated Pain

NCT03654274
View directory record Official record
Conditions
Endometriosis
Interventions
Relugolix, Estradiol/norethindrone acetate
Drug
Lead sponsor
Myovant Sciences GmbH
Industry
Eligibility
18 Years to 51 Years · Female only
Enrollment
802 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2023
U.S. locations
60
States / cities
Andalusia, Alabama • Scottsdale, Arizona • Tucson, Arizona + 50 more
Source: ClinicalTrials.gov public record
Updated Aug 7, 2023 · Synced Sep 23, 2026, 12:14 AM EDT
Completed Phase 1Phase 2 Interventional Accepts healthy volunteers Results available

Effect of Race on Gonadotropin Responses

NCT00455962
View directory record Official record
Conditions
Premenopause, Healthy
Interventions
Estradiol steroid infusion, Progesterone steroid infusion
Drug
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
18 Years to 35 Years · Female only
Enrollment
23 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2005 – 2011
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Jul 26, 2017 · Synced Sep 23, 2026, 12:14 AM EDT
Withdrawn No phase listed Observational Accepts healthy volunteers

TranspulmonarY Estrogen Gradient and Estrogen Receptors (TYEGER) in PAH

NCT04280523
View directory record Official record
Conditions
Pulmonary Arterial Hypertension
Interventions
ESR-specific PET scan
Drug
Lead sponsor
Vanderbilt University Medical Center
Other
Eligibility
13 Years and older
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2023
U.S. locations
1
States / cities
Nashville, Tennessee
Source: ClinicalTrials.gov public record
Updated Jan 2, 2025 · Synced Sep 23, 2026, 12:14 AM EDT
Terminated No phase listed Observational

A Study to Assess Patient-Reported Quality of Life and Effectiveness on Control of Bleeding in Adult Participants With Heavy Menstrual Bleeding Due to Uterine Fibroids Taking Oral Oriahnn Capsules

NCT05026502
View directory record Official record
Conditions
Heavy Menstrual Bleeding, Uterine Fibroids
Interventions
Not listed
Lead sponsor
AbbVie
Industry
Eligibility
18 Years to 51 Years · Female only
Enrollment
23 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2022
U.S. locations
1
States / cities
Durham, North Carolina
Source: ClinicalTrials.gov public record
Updated Aug 13, 2023 · Synced Sep 23, 2026, 12:14 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

A Study of the Effects of Erythromycin on the Pharmacokinetics of Relugolix, Estradiol, and Norethindrone in Healthy Postmenopausal Women and on the Pharmacokinetics of Relugolix in Healthy Adult Men

NCT04714554
View directory record Official record
Conditions
Healthy
Interventions
Relugolix/E2/NETA FDC, Relugolix, Erythromycin
Drug
Lead sponsor
Myovant Sciences GmbH
Industry
Eligibility
18 Years to 65 Years
Enrollment
43 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021
U.S. locations
1
States / cities
Hialeah, Florida
Source: ClinicalTrials.gov public record
Updated Aug 31, 2021 · Synced Sep 23, 2026, 12:14 AM EDT
Completed Phase 2 Interventional Results available

Neurobiology of Bulimia Nervosa

NCT04225221
View directory record Official record
Conditions
Bulimia Nervosa
Interventions
Estradiol, Micronized progesterone, Leuprolide Acetate, Placebo Oral Capsule
Drug
Lead sponsor
University of North Carolina, Chapel Hill
Other
Eligibility
18 Years to 42 Years · Female only
Enrollment
10 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2022
U.S. locations
1
States / cities
Chapel Hill, North Carolina
Source: ClinicalTrials.gov public record
Updated Jul 25, 2022 · Synced Sep 23, 2026, 12:14 AM EDT
Completed Phase 2 Interventional Results available

Effects of Angeliq and Prempro on Blood Pressure and Sodium Sensitivity in Postmenopausal Women With Prehypertension

NCT00420342
View directory record Official record
Conditions
Postmenopause, Hypertension, Pre-Hypertension
Interventions
Drospirenone/17ß-estradiol (Angeliq, BAY86-4891), SH K 00641 C - Medroxyprogesterone acetate / conjugated equine (Prempro TM)
Drug
Lead sponsor
Bayer
Industry
Eligibility
45 Years to 65 Years · Female only
Enrollment
92 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2008
U.S. locations
9
States / cities
Greenbrae, California • San Diego, California • Daytona Beach, Florida + 6 more
Source: ClinicalTrials.gov public record
Updated Jun 1, 2015 · Synced Sep 23, 2026, 12:14 AM EDT
Completed Phase 3 Interventional Results available

Long-Term Safety Study of Elagolix in Combination With Estradiol/Norethindrone Acetate for the Management of Heavy Menstrual Bleeding Associated With Uterine Fibroids in Premenopausal Women

NCT03271489
View directory record Official record
Conditions
Heavy Menstrual Bleeding, Uterine Fibroids
Interventions
Elagolix, Estradiol /norethindrone acetate (E2/NETA), E2/NETA Placebo, Elagolix Placebo
Drug · Other
Lead sponsor
AbbVie
Industry
Eligibility
18 Years to 50 Years · Female only
Enrollment
478 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2024
U.S. locations
155
States / cities
Birmingham, Alabama • Dothan, Alabama • Fairhope, Alabama + 112 more
Source: ClinicalTrials.gov public record
Updated Jul 21, 2025 · Synced Sep 23, 2026, 12:14 AM EDT
Terminated Phase 3 Interventional Results available

Contraceptive Efficacy and Safety of NOMAC-E2 Combined Oral Contraceptive

NCT05264506
View directory record Official record
Conditions
Contraception
Interventions
NOMAC-E2 COC
Drug
Lead sponsor
Organon and Co
Industry
Eligibility
14 Years to 35 Years · Female only
Enrollment
3,055 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2024
U.S. locations
103
States / cities
Birmingham, Alabama • Dothan, Alabama • Mobile, Alabama + 79 more
Source: ClinicalTrials.gov public record
Updated Nov 20, 2025 · Synced Sep 23, 2026, 12:14 AM EDT
Completed Phase 3 Interventional Results available

Endometrial Safety Study

NCT00522873
View directory record Official record
Conditions
Postmenopause
Interventions
0.25mg DRSP / 0.5mg E2 (BAY86-4891), 0.5mg NETA / 1.0mg E2 (Activella)
Drug
Lead sponsor
Bayer
Industry
Eligibility
40 Years to 65 Years · Female only
Enrollment
662 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2009
U.S. locations
17
States / cities
Chandler, Arizona • San Diego, California • Denver, Colorado + 13 more
Source: ClinicalTrials.gov public record
Updated Dec 30, 2014 · Synced Sep 23, 2026, 12:14 AM 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 23, 2026, 12:14 AM EDT
Completed Phase 4 Interventional Accepts healthy volunteers Results available

Menopausal Sleep Fragmentation and Body Fat Gain

NCT03047330
View directory record Official record
Conditions
Menopause
Interventions
Estradiol withdrawal, Fragmented sleep
Drug · Other
Lead sponsor
Brigham and Women's Hospital
Other
Eligibility
18 Years to 45 Years · Female only
Enrollment
41 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2022
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Oct 7, 2024 · Synced Sep 23, 2026, 12:14 AM EDT
Withdrawn Not applicable Interventional Accepts healthy volunteers

Optimizing Ovulation Induction in the Poor Responder

NCT01200537
View directory record Official record
Conditions
IVF Poor Responders
Interventions
Estradiol, Oral Contraceptive Pills (OCP)
Drug
Lead sponsor
Duke University
Other
Eligibility
20 Years to 50 Years · Female only
Healthy volunteers
Accepts healthy volunteers
Timeline
2010 – 2012
U.S. locations
1
States / cities
Durham, North Carolina
Source: ClinicalTrials.gov public record
Updated Nov 20, 2012 · Synced Sep 23, 2026, 12:14 AM EDT
Completed Phase 3 Interventional

SPIRIT 1: Efficacy and Safety Study of Relugolix in Women With Endometriosis-Associated Pain

NCT03204318
View directory record Official record
Conditions
Endometriosis Related Pain
Interventions
Relugolix, Estradiol/norethindrone acetate, Estradiol/norethindrone acetate placebo, Relugolix placebo
Drug
Lead sponsor
Myovant Sciences GmbH
Industry
Eligibility
18 Years to 50 Years · Female only
Enrollment
638 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2021
U.S. locations
43
States / cities
Dothan, Alabama • Mesa, Arizona • Scottsdale, Arizona + 37 more
Source: ClinicalTrials.gov public record
Updated Jun 27, 2021 · Synced Sep 23, 2026, 12:14 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Effects of Ovarian Hormone Suppression on Vascular and Cognitive Function

NCT03112226
View directory record Official record
Conditions
Cognitive Impairment, Estrogen Deficiency, Menopause, Endothelial Dysfunction, Vascular Stiffness
Interventions
GnRHant + E2, GnRHant + Placebo
Other
Lead sponsor
University of Colorado, Denver
Other
Eligibility
18 Years to 50 Years · Female only
Enrollment
19 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2020
U.S. locations
2
States / cities
Aurora, Colorado • Boulder, Colorado
Source: ClinicalTrials.gov public record
Updated Jun 6, 2021 · Synced Sep 23, 2026, 12:14 AM 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 18, 2014 · Synced Sep 23, 2026, 12:14 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Progesterone Amplifies Estrogen-stimulated Growth Hormone Secretion in Older Women

NCT02272647
View directory record Official record
Conditions
Healthy
Interventions
IM Saline Placebo (0.25 ml), IM Estradiol valerate (2.5 mg), IM Saline Placebo (0.5 ml), IM Estradiol valerate (5.0 mg), Oral Micronized Progesterone, Oral Placebo, Ghrelin (0.3 ug/kg), Medroxyprogesterone - Acetate
Drug
Lead sponsor
Mayo Clinic
Other
Eligibility
50 Years to 80 Years · Female only
Enrollment
47 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2014 – 2018
U.S. locations
1
States / cities
Rochester, Minnesota
Source: ClinicalTrials.gov public record
Updated Mar 21, 2018 · Synced Sep 23, 2026, 12:14 AM EDT
Completed Phase 2 Interventional Accepts healthy volunteers Results available

A Dose-finding Study to Evaluate the Effect of a Contraceptive Vaginal Ring, Releasing Nestorone® and Estradiol, on Cycle Control, Ovulation Inhibition, and Pharmacokinetics in Normal Cycling Women

NCT01586000
View directory record Official record
Conditions
Suppression of Ovulation
Interventions
10 µg/day E2 with NES 200® µg/day, 20 µg/day E2 with NES 200® µg/day, 40 µg/day E2 with NES 200® µg/day
Drug
Lead sponsor
Kimberly Myer
Other
Eligibility
18 Years to 39 Years · Female only
Enrollment
197 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2012 – 2015
U.S. locations
8
States / cities
Baltimore, Maryland • New York, New York • Cincinnati, Ohio + 4 more
Source: ClinicalTrials.gov public record
Updated Dec 7, 2025 · Synced Sep 23, 2026, 12:14 AM EDT
Completed Phase 3 Interventional Results available

LIBERTY EXTENSION: Efficacy and Safety Extension Study of Relugolix in Women With Heavy Menstrual Bleeding Associated With Uterine Fibroids

NCT03412890
View directory record Official record
Conditions
Heavy Menstrual Bleeding, Uterine Fibroid
Interventions
Relugolix, Estradiol/norethindrone acetate
Drug
Lead sponsor
Myovant Sciences GmbH
Industry
Eligibility
18 Years to 50 Years · Female only
Enrollment
477 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2021
U.S. locations
104
States / cities
Andalusia, Alabama • Birmingham, Alabama • Mobile, Alabama + 84 more
Source: ClinicalTrials.gov public record
Updated May 8, 2024 · Synced Sep 23, 2026, 12:14 AM EDT