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ClinicalTrials.gov public records Last synced Sep 6, 2026, 11:53 AM EDT

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Showing 1–24 of 73 matching trials from the live ClinicalTrials.gov search.
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Filters: Condition: Estradiol Effect Clear all
Completed Phase 1 Interventional Accepts healthy volunteers

A Study to Characterize the Drug Levels of an Oral Contraceptive With and Without BMS-986166 in Healthy Female Participants of Childbearing Potential

NCT04934696
View directory record Official record
Conditions
Healthy Participants
Interventions
BMS-986166, Oral contraceptive
Drug
Lead sponsor
Bristol-Myers Squibb
Industry
Eligibility
18 Years to 45 Years · Female only
Enrollment
25 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2022
U.S. locations
1
States / cities
Cypress, California
Source: ClinicalTrials.gov public record
Updated Mar 17, 2022 · Synced Sep 6, 2026, 11:53 AM EDT
Completed Not applicable Interventional

A Study to Evaluate the Effects of Different Methods of Birth Control on the Drug Actions of Zidovudine (an Anti-HIV Drug) in HIV-Positive Women and to Compare Zidovudine Metabolism in Men and Women

NCT00000897
View directory record Official record
Conditions
HIV Infections
Interventions
Zidovudine
Drug
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
18 Years to 45 Years
Enrollment
42 participants
Healthy volunteers
Healthy volunteers not accepted
U.S. locations
6
States / cities
San Francisco, California • Jacksonville, Florida • Albany, New York + 3 more
Source: ClinicalTrials.gov public record
Updated Mar 1, 2011 · Synced Sep 6, 2026, 11:53 AM 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 6, 2026, 11:53 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

An Open-label Study to Evaluate the Effects of Concurrent Administration of Vaginal Antimycotic Medication Miconazole Nitrate on the Pharmacokinetics of Nestorone and Ethinyl Estradiol Delivered by a Contraceptive Vaginal Ring in Normal Ovulating Women

NCT02215395
View directory record Official record
Conditions
Antifungal Drug Adverse Reaction
Interventions
NES/EE CVR
Drug
Lead sponsor
Population Council
Other
Eligibility
18 Years to 35 Years · Female only
Enrollment
45 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2014 – 2015
U.S. locations
1
States / cities
Springfield, Missouri
Source: ClinicalTrials.gov public record
Updated Aug 14, 2017 · Synced Sep 6, 2026, 11:53 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

The Effects of Annovera™ and Tampon Co-Usage on the Pharmacokinetics of Segesterone Acetate and Ethinyl Estradiol

NCT04272008
View directory record Official record
Conditions
Contraception
Interventions
Segesterone Acetate and Ethinyl Estradiol, Tampon
Drug · Other
Lead sponsor
TherapeuticsMD
Industry
Eligibility
18 Years to 35 Years · Female only
Enrollment
21 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2021
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Oct 28, 2021 · Synced Sep 6, 2026, 11:53 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Assessing the Effect of Multiple Doses of Zibotentan on the Pharmacokinetics of Single Doses of Combined Oral Contraceptives in Healthy Female Participants of Non-childbearing Potential.

NCT05505162
View directory record Official record
Conditions
Healthy Female Participants
Interventions
Zibotentan, EE/LNG
Drug
Lead sponsor
AstraZeneca
Industry
Eligibility
35 Years to 75 Years · Female only
Enrollment
24 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2023
U.S. locations
1
States / cities
Brooklyn, Maryland
Source: ClinicalTrials.gov public record
Updated Feb 8, 2023 · Synced Sep 6, 2026, 11:53 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

The Effect of BMS-986165 Combined With an Oral Contraceptive (Ethinyl Estradiol/Norethindrone) in Healthy Female Patients

NCT03262727
View directory record Official record
Conditions
Systemic Lupus Erythematosus, Arthritic Psoriasis, Psoriasis, Inflammatory Bowel Diseases
Interventions
BMS-986165, 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
49 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017
U.S. locations
1
States / cities
Miami, Florida
Source: ClinicalTrials.gov public record
Updated Mar 18, 2020 · Synced Sep 6, 2026, 11:53 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 11, 2019 · Synced Sep 6, 2026, 11:53 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

The Effect of BMS-986142 on the Pharmacokinetics of a Combined Oral Contraceptive (OC) Containing Ethinyl Estradiol (EE) and Norethindrone Acetate (NET) in Healthy Female Subjects

NCT02832180
View directory record Official record
Conditions
Arthritis
Interventions
OC containing EE and NET, BMS-986142
Drug
Lead sponsor
Bristol-Myers Squibb
Industry
Eligibility
18 Years to 40 Years · Female only
Enrollment
25 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016
U.S. locations
2
States / cities
Miami, Florida • Evansville, Indiana
Source: ClinicalTrials.gov public record
Updated Dec 25, 2016 · Synced Sep 6, 2026, 11:53 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers Results available

Effect of GSK3640254 on the Pharmacokinetics of a Combination Oral Contraceptive

NCT03984825
View directory record Official record
Conditions
HIV Infections
Interventions
GSK3640254, Portia
Drug
Lead sponsor
ViiV Healthcare
Industry
Eligibility
18 Years to 50 Years · Female only
Enrollment
23 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019
U.S. locations
1
States / cities
Austin, Texas
Source: ClinicalTrials.gov public record
Updated Aug 26, 2020 · Synced Sep 6, 2026, 11:53 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

A Study to Investigate the Pharmacokinetics of Ethinyl Estradiol and Levonorgestrel When Given Alone and in Combination With Baxdrostat in Healthy Females of Non-childbearing Potential

NCT06657105
View directory record Official record
Conditions
Healthy Participants
Interventions
EE/LNG, Baxdrostat
Drug
Lead sponsor
AstraZeneca
Industry
Eligibility
35 Years to 75 Years · Female only
Enrollment
22 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2025
U.S. locations
1
States / cities
Brooklyn, Maryland
Source: ClinicalTrials.gov public record
Updated Feb 6, 2025 · Synced Sep 6, 2026, 11:53 AM EDT
Completed No phase listed Observational Accepts healthy volunteers

Hormone Induced Effects on Ligament Laxity and Lower Extremity Motor Control

NCT04055129
View directory record Official record
Conditions
Hormone Influence on Ligament Laxity and Motor Control
Interventions
No interventions
Other
Lead sponsor
University of St. Augustine for Health Sciences
Other
Eligibility
18 Years to 35 Years · Female only
Enrollment
52 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2023
U.S. locations
1
States / cities
San Marcos, California
Source: ClinicalTrials.gov public record
Updated Nov 27, 2023 · Synced Sep 6, 2026, 11:53 AM EDT
Completed Phase 3 Interventional

Study Evaluating Levonorgestrel/Ethinyl Estradiol (LNG/EE) in PMS

NCT00161681
View directory record Official record
Conditions
Premenstrual Syndrome
Interventions
Levonorgestrel/Ethinyl Estradiol
Drug
Lead sponsor
Wyeth is now a wholly owned subsidiary of Pfizer
Industry
Eligibility
18 Years to 49 Years · Female only
Enrollment
200 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005 – 2006
U.S. locations
48
States / cities
Huntsville, Alabama • Peoria, Arizona • Phoenix, Arizona + 40 more
Source: ClinicalTrials.gov public record
Updated Feb 7, 2013 · Synced Sep 6, 2026, 11:53 AM EDT
Completed No phase listed Observational

The Effects of Estrogen Withdrawal on Mood Symptoms in Women

NCT00060736
View directory record Official record
Conditions
Perimenopausal Depression, Post Menopausal, Healthy, Depression
Interventions
Not listed
Lead sponsor
National Institute of Mental Health (NIMH)
NIH
Eligibility
45 Years to 65 Years · Female only
Enrollment
60 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2003 – 2016
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Dec 15, 2019 · Synced Sep 6, 2026, 11:53 AM 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 26, 2017 · Synced Sep 6, 2026, 11:53 AM EDT
Completed Phase 2 Interventional

Effects of Raloxifene on Hormone Levels

NCT00026962
View directory record Official record
Conditions
Breast Cancer
Interventions
measuring estradiol and progesterone levels in saliva
Procedure
Lead sponsor
National Cancer Institute (NCI)
NIH
Eligibility
Female only
Enrollment
60 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
1999 – 2003
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Mar 3, 2008 · Synced Sep 6, 2026, 11:53 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Drug Interaction Oral Contraceptive Pill (OCP)

NCT01063023
View directory record Official record
Conditions
Hepatitis C Virus
Interventions
Ortho Tri-Cyclen®, BMS-650032
Drug
Lead sponsor
Bristol-Myers Squibb
Industry
Eligibility
18 Years to 40 Years · Female only
Enrollment
20 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2010
U.S. locations
1
States / cities
Lenexa, Kansas
Source: ClinicalTrials.gov public record
Updated Jan 24, 2011 · Synced Sep 6, 2026, 11:53 AM EDT
Withdrawn Phase 2 Interventional

Effects of an Estrogen Replacement Therapy Skin Patch on Ovulation in Women With Premature Ovarian Failure

NCT00370019
View directory record Official record
Conditions
Premature Ovarian Failure
Interventions
Estradiol/Medroxyprogesterone acetate
Drug
Lead sponsor
Eunice Kennedy Shriver National Institute of Child Health and Human Development (NICHD)
NIH
Eligibility
18 Years to 40 Years · Female only
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2011
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Jul 1, 2017 · Synced Sep 6, 2026, 11:53 AM EDT
Withdrawn Phase 4 Interventional

Pilot E2 for Hypogonadal Women With CFBD

NCT03724955
View directory record Official record
Conditions
Cystic Fibrosis Related Bone Disease
Interventions
Estradiol 2 mg, Placebo
Drug · Other
Lead sponsor
Emory University
Other
Eligibility
18 Years and older · Female only
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2021
U.S. locations
1
States / cities
Atlanta, Georgia
Source: ClinicalTrials.gov public record
Updated Apr 17, 2019 · Synced Sep 6, 2026, 11:53 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Drug Interaction Study of Isavuconazole and Oral Contraceptive Containing Ethinyl Estradiol and Norethindrone

NCT01597986
View directory record Official record
Conditions
Pharmacokinetics of Isavuconazole, Pharmacokinetics of Ethinyl Estradiol and Norethindrone, Healthy Volunteers
Interventions
isavuconazole, Oral Contraceptive (ethinyl estradiol / norethindrone)
Drug
Lead sponsor
Astellas Pharma Global Development, Inc.
Industry
Eligibility
50 Years to 65 Years · Female only
Enrollment
24 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2012
U.S. locations
1
States / cities
Miami, Florida
Source: ClinicalTrials.gov public record
Updated Jul 15, 2012 · Synced Sep 6, 2026, 11:53 AM EDT
Active, not recruiting Phase 1 Interventional

Effect of Maridebart Cafraglutide on How Oral Contraceptives Are Absorbed and Processed in the Body in Postmenopausal Female Participants Living With Overweight or Obesity

NCT07523711
View directory record Official record
Conditions
Overweight, Obesity
Interventions
COC, Maridebart Cafraglutide
Drug
Lead sponsor
Amgen
Industry
Eligibility
45 Years to 65 Years · Female only
Enrollment
49 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026
U.S. locations
2
States / cities
Dallas, Texas • Madison, Wisconsin
Source: ClinicalTrials.gov public record
Updated Jul 19, 2026 · Synced Sep 6, 2026, 11:53 AM EDT
Recruiting Phase 1 Interventional Accepts healthy volunteers

A Study to Investigate the Effect of AZD6234, AZD9550, and a Combination of AZD9550 and AZD6234 on Pharmacokinetics of Combined Oral Contraceptive Ethinyl Estradiol/Levonorgestrel in Healthy Female Participants Living With Overweight or Obesity

NCT07013643
View directory record Official record
Conditions
Healthy Participants
Interventions
AZD6234, Ethinyl estradiol/Levonorgestrel (EE/LEVO), Acetaminophen (APAP), AZD9550
Drug
Lead sponsor
AstraZeneca
Industry
Eligibility
35 Years to 75 Years · Female only
Enrollment
50 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2027
U.S. locations
2
States / cities
Glendale, California • Brooklyn, Maryland
Source: ClinicalTrials.gov public record
Updated Aug 17, 2026 · Synced Sep 6, 2026, 11:53 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Estradiol Effects on Alcohol Across the Menstrual Cycle

NCT04595682
View directory record Official record
Conditions
Alcohol Use, Unspecified
Interventions
Placebo, Alcohol
Drug
Lead sponsor
Mark Fillmore
Other
Eligibility
21 Years to 35 Years · Female only
Enrollment
100 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2024
U.S. locations
1
States / cities
Lexington, Kentucky
Source: ClinicalTrials.gov public record
Updated Aug 21, 2025 · Synced Sep 6, 2026, 11:53 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers Results available

Evaluate the Effect of Ethinyl Estradiol/Norgestimate on the Pharmacokinetics of Lomitapide in Healthy Female Subjects

NCT02080468
View directory record Official record
Conditions
Healthy
Interventions
lomitapide, EE/norgestimate
Drug
Lead sponsor
Aegerion Pharmaceuticals, Inc.
Industry
Eligibility
18 Years to 40 Years · Female only
Enrollment
32 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2014
U.S. locations
1
States / cities
Dallas, Texas
Source: ClinicalTrials.gov public record
Updated Mar 10, 2019 · Synced Sep 6, 2026, 11:53 AM EDT