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ClinicalTrials.gov public records Last synced Oct 21, 2026, 6:10 PM EDT

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Showing 1–24 of 89 matching trials from the live ClinicalTrials.gov search.
Filters: Intervention: norethindrone Clear all
Recruiting Phase 3 Interventional

The Effect of Medical Management Following Excisional Surgery for Endometriosis: A Randomized Controlled Trial

NCT06439524
View directory record Official record
Conditions
Endometriosis
Interventions
40 mg relugolix, 1 mg estradiol, 0.5 mg norethindrone acetate
Drug
Lead sponsor
Main Line Health
Other
Eligibility
18 Years and older · Female only
Enrollment
110 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2028
U.S. locations
1
States / cities
Wynnewood, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Jun 12, 2026 · Synced Oct 21, 2026, 6:10 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

A Study to Investigate the Potential Drug-Drug Interaction Between VH4524184 and Oral Contraceptive (Loestrin) in Healthy Adult Female Participants

NCT06310616
View directory record Official record
Conditions
HIV Infections
Interventions
VH4524184, Loestrin
Drug
Lead sponsor
ViiV Healthcare
Industry
Eligibility
18 Years to 45 Years · Female only
Enrollment
26 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024
U.S. locations
1
States / cities
San Antonio, Texas
Source: ClinicalTrials.gov public record
Updated Dec 10, 2024 · Synced Oct 21, 2026, 6:10 PM EDT
Completed Not applicable Interventional Results available

Use of Norethindrone Acetate for Management of Bleeding Associated With the Etonogestrel Contraceptive Implant

NCT02353247
View directory record Official record
Conditions
Etonogestrel Contraceptive Implant, Bothersome Bleeding
Interventions
Norethindrone acetate
Drug
Lead sponsor
Norton Healthcare
Other
Eligibility
Female only
Enrollment
88 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2017
U.S. locations
1
States / cities
Louisville, Kentucky
Source: ClinicalTrials.gov public record
Updated Mar 16, 2022 · Synced Oct 21, 2026, 6:10 PM EDT
Completed Phase 3 Interventional Accepts healthy volunteers Results available

Study of Safety and Efficacy of an Oral Contraceptive

NCT00932321
View directory record Official record
Conditions
Prevention of Pregnancy
Interventions
Norethindrone Acetate/Ethinyl Estradiol 24 Days, Norethindrone Acetate /Ethinyl Estradiol 21 Days
Drug
Lead sponsor
Warner Chilcott
Industry
Eligibility
18 Years to 45 Years · Female only
Enrollment
938 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2004
U.S. locations
34
States / cities
Birmingham, Alabama • Phoenix, Arizona • Chico, California + 28 more
Source: ClinicalTrials.gov public record
Updated Apr 22, 2013 · Synced Oct 21, 2026, 6:10 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

A Drug-drug Interaction Study Between BMS-663068 and Oral Contraceptives in Healthy Female Volunteers (DDI)

NCT02480881
View directory record Official record
Conditions
Infection, Human Immunodeficiency Virus
Interventions
BMS-663068, Oral Contraceptive, Loestrin 1.5/30
Drug
Lead sponsor
ViiV Healthcare
Industry
Eligibility
18 Years to 40 Years · Female only
Enrollment
26 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2015 – 2016
U.S. locations
2
States / cities
Miami, Florida • San Antonio, Texas
Source: ClinicalTrials.gov public record
Updated Jul 27, 2017 · Synced Oct 21, 2026, 6:10 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Study to Assess the Pharmacokinetic Drug-Drug Interactions of Lemborexant When Coadministered With an Oral Contraceptive, Famotidine, or Fluconazole in Healthy Subjects

NCT03451110
View directory record Official record
Conditions
Healthy Subjects
Interventions
lemborexant, Loestrin, famotidine, fluconazole
Drug
Lead sponsor
Eisai Inc.
Industry
Eligibility
18 Years to 55 Years
Enrollment
50 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018
U.S. locations
1
States / cities
San Antonio, Texas
Source: ClinicalTrials.gov public record
Updated Sep 6, 2018 · Synced Oct 21, 2026, 6:10 PM EDT
Completed No phase listed Observational Results available

Oral Contraceptive Hormone-free Interval Pituitary/ Ovarian Activity

NCT01953211
View directory record Official record
Conditions
Hypothalamic-pituitary-ovarian Axis, Gonadotropins, Ethinyl Estradiol, Contraceptive Efficacy
Interventions
combined oral contraceptives
Drug
Lead sponsor
University of Southern California
Other
Eligibility
18 Years to 35 Years · Female only
Enrollment
64 participants
U.S. locations
1
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Jul 26, 2019 · Synced Oct 21, 2026, 6:10 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

The Effect of BMS-986195 Combined With an Oral Contraceptive (Ethinyl Estradiol/Norethindrone) in Healthy Female Patients

NCT03262740
View directory record Official record
Conditions
Rheumatoid Arthritis
Interventions
BMS-986195, Loestrin 1.5/30 (1.5 mg norethindrone acetate/30 μg ethinyl estradiol)
Drug
Lead sponsor
Bristol-Myers Squibb
Industry
Eligibility
18 Years to 40 Years · Female only
Enrollment
58 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2018
U.S. locations
2
States / cities
South Miami, Florida • Salt Lake City, Utah
Source: ClinicalTrials.gov public record
Updated Mar 20, 2020 · Synced Oct 21, 2026, 6:10 PM 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 31, 2014 · Synced Oct 21, 2026, 6:10 PM EDT
Completed Early Phase 1 Interventional

Inpatient Adolescent Contraception

NCT04423068
View directory record Official record
Conditions
Pregnancy Related, Contraception, Contraceptive Usage, Contraception Behavior, Pregnancy
Interventions
SexHealth II, Contraceptive
Behavioral · Drug
Lead sponsor
Children's Mercy Hospital Kansas City
Other
Eligibility
14 Years to 21 Years · Female only
Enrollment
25 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2023
U.S. locations
1
States / cities
Kansas City, Missouri
Source: ClinicalTrials.gov public record
Updated Apr 5, 2023 · Synced Oct 21, 2026, 6:10 PM EDT
Completed Phase 3 Interventional Results available

LIBERTY 2: Efficacy & Safety Study of Relugolix in Women With Heavy Menstrual Bleeding Associated With Uterine Fibroids

NCT03103087
View directory record Official record
Conditions
Heavy Menstrual Bleeding, Uterine Fibroid
Interventions
Relugolix, Estradiol/norethindrone acetate, Relugolix placebo, Estradiol/norethindrone acetate placebo
Drug
Lead sponsor
Myovant Sciences GmbH
Industry
Eligibility
18 Years to 50 Years · Female only
Enrollment
382 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2020
U.S. locations
89
States / cities
Birmingham, Alabama • Mesa, Arizona • Tucson, Arizona + 78 more
Source: ClinicalTrials.gov public record
Updated Apr 20, 2022 · Synced Oct 21, 2026, 6:10 PM 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 13, 2021 · Synced Oct 21, 2026, 6:10 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Study to Evaluate the Effect of IW-3718 on the Pharmacokinetics of Oral Contraceptive, Levothyroxine, Glyburide, and Digoxin in Healthy Adult Volunteers

NCT03856970
View directory record Official record
Conditions
Healthy Volunteers
Interventions
Microgestin®, Levothyroxine, Glyburide, Digoxin, IW-3718
Drug
Lead sponsor
Ironwood Pharmaceuticals, Inc.
Industry
Eligibility
18 Years to 50 Years
Enrollment
87 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019
U.S. locations
1
States / cities
Austin, Texas
Source: ClinicalTrials.gov public record
Updated Jul 29, 2019 · Synced Oct 21, 2026, 6:10 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

A Study of the Effects of GSK189075 on PK Profiles of an Oral Contraceptive Pill When Given to Healthy Female Volunteers

NCT00504816
View directory record Official record
Conditions
Type 2 Diabetes Mellitus, Diabetes Mellitus, Type 2
Interventions
GSK189075, Brevicon
Drug
Lead sponsor
GlaxoSmithKline
Industry
Eligibility
18 Years to 45 Years · Female only
Enrollment
22 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2007 – 2008
U.S. locations
1
States / cities
Miramar, Florida
Source: ClinicalTrials.gov public record
Updated Jun 4, 2012 · Synced Oct 21, 2026, 6:10 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 20, 2024 · Synced Oct 21, 2026, 6:10 PM EDT
Completed Phase 3 Interventional Accepts healthy volunteers Results available

A Study of Tocilizumab in Combination With an Oral Contraceptive in Patients With Rheumatoid Arthritis

NCT01044498
View directory record Official record
Conditions
Rheumatoid Arthritis
Interventions
Tocilizumab, Ortho-Novum® 1/35
Drug
Lead sponsor
Hoffmann-La Roche
Industry
Eligibility
18 Years to 44 Years · Female only
Enrollment
46 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2009 – 2012
U.S. locations
6
States / cities
Little Rock, Arkansas • Beverly Hills, California • Ormond Beach, Florida + 3 more
Source: ClinicalTrials.gov public record
Updated Apr 1, 2013 · Synced Oct 21, 2026, 6:10 PM EDT
Not listed Phase 4 Interventional Accepts healthy volunteers

Oral Contraceptive Ethinyl Estradiol Dose Effect on Postpartum Depression and Sexual Functioning Scales

NCT02210702
View directory record Official record
Conditions
Postpartum Depressive Mood, Postpartum Sexual Function
Interventions
Ethinyl Estradiol 35mcg/Norethindrone 1mg, Ethinyl Estradiol 20mcg/Norethindrone 1mg
Drug
Lead sponsor
The Jones Institute
Other
Eligibility
18 Years to 45 Years · Female only
Enrollment
33 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
Started 2014
U.S. locations
1
States / cities
Norfolk, Virginia
Source: ClinicalTrials.gov public record
Updated Aug 7, 2014 · Synced Oct 21, 2026, 6:10 PM 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 28, 2021 · Synced Oct 21, 2026, 6:10 PM EDT
Not yet recruiting Phase 4 Interventional

A Randomized Feasibility Trial Comparing Drospirenone and Norethindrone for Postpartum Hypertension Management in Preeclampsia

NCT07293728
View directory record Official record
Conditions
Hypertension, Preeclampsia
Interventions
Norethindrone 0.35 MG, Drospirenone
Drug
Lead sponsor
Oregon Health and Science University
Other
Eligibility
18 Years and older · Female only
Enrollment
50 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026
U.S. locations
1
States / cities
Portland, Oregon
Source: ClinicalTrials.gov public record
Updated Dec 19, 2025 · Synced Oct 21, 2026, 6:10 PM EDT
Terminated Not applicable Interventional

The Effect of the Mini-pill on Blood Factors in Women at Increased Risk for Forming Blood Clots

NCT00580424
View directory record Official record
Conditions
Women's Health, Blood Coagulation Disorders
Interventions
Norethindrone
Drug
Lead sponsor
University of Vermont
Other
Eligibility
18 Years to 52 Years · Female only
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2009
U.S. locations
1
States / cities
Burlington, Vermont
Source: ClinicalTrials.gov public record
Updated Jun 28, 2010 · Synced Oct 21, 2026, 6:10 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

A Study to Investigate the Interaction of BMS-986322 and a Combined Oral Hormonal Contraceptive (Ethinyl Estradiol [EE]/Norethindrone [NET]) in Healthy Female Participants

NCT05579574
View directory record Official record
Conditions
Healthy Participants
Interventions
BMS-986322, Loestrin
Drug
Lead sponsor
Bristol-Myers Squibb
Industry
Eligibility
18 Years to 40 Years · Female only
Enrollment
42 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2023
U.S. locations
2
States / cities
Anaheim, California
Source: ClinicalTrials.gov public record
Updated Aug 18, 2023 · Synced Oct 21, 2026, 6:10 PM EDT
Recruiting Early Phase 1 Interventional

Identifying Oxytocin Deficiency in Pediatric Patients With Pituitary Disease

NCT07568509
View directory record Official record
Conditions
Arginine Vasopressin Deficiency, Oxytocin Deficiency, Pediatric Disease, Hypopituitarism
Interventions
Norethindrone Acetate-Ethinyl Estradiol
Drug
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
7 Years to 21 Years
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2027
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Aug 21, 2026 · Synced Oct 21, 2026, 6:10 PM EDT
Withdrawn Phase 2 Interventional

IUD and Norethindrone Acetate for Treatment of Endometriosis

NCT04948489
View directory record Official record
Conditions
Endometriosis
Interventions
norethindrone acetate (NETA), Placebo
Drug
Lead sponsor
Boston Children's Hospital
Other
Eligibility
13 Years to 24 Years · Female only
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2029
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Mar 21, 2025 · Synced Oct 21, 2026, 6:10 PM 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 28, 2021 · Synced Oct 21, 2026, 6:10 PM EDT