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Showing 1–24 of 427 matching trials from the live ClinicalTrials.gov search.
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Filters: Condition: Contraceptive Clear all
Completed Phase 3 Interventional Accepts healthy volunteers Results available

A Study of Use of Ella®, an Emergency Contraceptive, Under Simulated OTC Conditions

NCT03208985
View directory record Official record
Conditions
Emergency Contraception
Interventions
Use Phase (Ulipristal Acetate, 30 mg)
Drug
Lead sponsor
HRA Pharma
Industry
Eligibility
Female only
Enrollment
1,270 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2018
U.S. locations
34
States / cities
Rancho Cucamonga, California • Boulder, Colorado • Denver, Colorado + 27 more
Source: ClinicalTrials.gov public record
Updated Dec 1, 2022 · Synced Sep 2, 2026, 6:39 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

A Phase I Study to Evaluate the PK and PD of a Single Injection of Levonorgestrel Butanoate for Female Contraception

NCT02173808
View directory record Official record
Conditions
Contraceptive Usage
Interventions
levonorgestrel butanoate
Biological
Lead sponsor
Premier Research
Other
Eligibility
18 Years to 44 Years · Female only
Enrollment
16 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2011 – 2012
U.S. locations
1
States / cities
Portland, Oregon
Source: ClinicalTrials.gov public record
Updated Feb 21, 2016 · Synced Sep 2, 2026, 6:39 AM EDT
Recruiting Phase 1 Interventional Accepts healthy volunteers

Evaluate the Effect of Vimseltinib on Pharmacokinetics of Combined Oral Contraceptive (Ethinyl Estradiol/Levonorgestrel)

NCT07539090
View directory record Official record
Conditions
Healthy Participants
Interventions
Vimseltinib, Combined Oral Contraceptive (COC) (ethinyl estradiol [EE]/levonorgestrel [LNG])
Drug
Lead sponsor
Deciphera Pharmaceuticals, LLC
Industry
Eligibility
18 Years to 55 Years · Female only
Enrollment
24 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026
U.S. locations
1
States / cities
Saint Paul, Minnesota
Source: ClinicalTrials.gov public record
Updated Jun 16, 2026 · Synced Sep 2, 2026, 6:39 AM EDT
Recruiting Not applicable Interventional Accepts healthy volunteers

Utilizing Pediatric Primary Care Connections to Advance Reproductive Health

NCT07064837
View directory record Official record
Conditions
Contraceptive Use
Interventions
Conecta Familia, Contraceptive need survey
Other
Lead sponsor
Johns Hopkins University
Other
Eligibility
18 Years and older · Female only
Enrollment
200 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2028
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Jul 19, 2026 · Synced Sep 2, 2026, 6:39 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Contraceptive Choice at the Time of Uterine Evacuation

NCT02836561
View directory record Official record
Conditions
Contraception
Interventions
Telephone message
Other
Lead sponsor
Planned Parenthood League of Massachusetts
Other
Eligibility
18 Years and older · Female only
Enrollment
234 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2017
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Apr 17, 2017 · Synced Sep 2, 2026, 6:39 AM EDT
Completed Phase 4 Interventional Accepts healthy volunteers Results available

Nexplanon and Combined Oral Contraceptive (COC) Combined Use Study

NCT02852265
View directory record Official record
Conditions
Contraception
Interventions
Etonogestrel contraceptive implant
Drug
Lead sponsor
University of California, Davis
Other
Eligibility
16 Years to 35 Years · Female only
Enrollment
20 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2017
U.S. locations
1
States / cities
Sacramento, California
Source: ClinicalTrials.gov public record
Updated Dec 27, 2018 · Synced Sep 2, 2026, 6:39 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Study of the Effect of ITCA 650 on the PK/PD of Oral Contraceptive in Healthy Female Subjects

NCT02641990
View directory record Official record
Conditions
Healthy Adult Premenopausal Female Volunteers
Interventions
ITCA 650 20/60 mcg/day, ITCA placebo, ITCA placebo, ITCA 650 20/60 mcg/day
Drug
Lead sponsor
Intarcia Therapeutics
Industry
Eligibility
18 Years to 45 Years · Female only
Enrollment
28 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2015 – 2016
U.S. locations
2
States / cities
Miami, Florida • Orlando, Florida
Source: ClinicalTrials.gov public record
Updated Mar 21, 2016 · Synced Sep 2, 2026, 6:39 AM EDT
Completed No phase listed Observational Accepts healthy volunteers Results available

Postplacental Intrauterine Device Insertion: A Mixed Methods Assessment of Women's Experience

NCT02312726
View directory record Official record
Conditions
Contraception
Interventions
Postplacental IUD insertion
Procedure
Lead sponsor
University of New Mexico
Other
Eligibility
18 Years and older · Female only
Enrollment
135 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2013 – 2015
U.S. locations
1
States / cities
Albuquerque, New Mexico
Source: ClinicalTrials.gov public record
Updated Apr 3, 2016 · Synced Sep 2, 2026, 6:39 AM EDT
Completed No phase listed Observational Accepts healthy volunteers

The Effect of Body Mass Index on Etonogestrel Hormone Levels in Women Using the Single-rod Contraceptive Implant

NCT01855620
View directory record Official record
Conditions
Contraception, Obesity
Interventions
Not listed
Lead sponsor
Columbia University
Other
Eligibility
Female only
Enrollment
52 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2012 – 2014
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Apr 13, 2014 · Synced Sep 2, 2026, 6:39 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Hormonal Birth Control and the Risk of Acquiring HIV

NCT00006324
View directory record Official record
Conditions
HIV Infections
Interventions
Ethinyl estradiol/levonorgestrel, Medroxyprogesterone acetate
Drug
Lead sponsor
Eunice Kennedy Shriver National Institute of Child Health and Human Development (NICHD)
NIH
Eligibility
16 Years to 35 Years · Female only
Enrollment
6,360 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
1999 – 2002
U.S. locations
1
States / cities
Research Triangle Park, North Carolina
Source: ClinicalTrials.gov public record
Updated Aug 6, 2008 · Synced Sep 2, 2026, 6:39 AM EDT
Not listed No phase listed Observational

Epilepsy Birth Control Registry

NCT01097837
View directory record Official record
Conditions
Epilepsy
Interventions
Non-interventional
Other
Lead sponsor
Neuroendocrine Associates P.C.
Other
Eligibility
18 Years to 47 Years · Female only
Enrollment
1,000 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2016
U.S. locations
2
States / cities
Wellesley, Massachusetts • New York, New York
Source: ClinicalTrials.gov public record
Updated Oct 15, 2015 · Synced Sep 2, 2026, 6:39 AM EDT
Active, not recruiting Phase 4 Interventional Accepts healthy volunteers

RCT Evaluating Standardized Counseling on Early Discontinuation for Irregular Bleeding in Nexplanon Users

NCT04558229
View directory record Official record
Conditions
Birth Control, Contraception, Contraceptive Usage, Family Planning
Interventions
Additional Standardized Counseling
Other
Lead sponsor
Planned Parenthood of the St. Louis Region and Southwest Missouri
Other
Eligibility
18 Years to 40 Years · Female only
Enrollment
348 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2025
U.S. locations
1
States / cities
St Louis, Missouri
Source: ClinicalTrials.gov public record
Updated Jun 3, 2025 · Synced Sep 2, 2026, 6:39 AM EDT
Recruiting Not applicable Interventional

WORTH Paths Intervention

NCT06889831
View directory record Official record
Conditions
Substance Use Disorder (SUD), Sexual and Reproductive Health, Sexual Risk Behavior
Interventions
WORTH Paths Digital Intervention, WORTH Paths Wellness Group
Behavioral
Lead sponsor
Fairleigh Dickinson University
Other
Eligibility
18 Years to 44 Years · Female only
Enrollment
50 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2026
U.S. locations
1
States / cities
Teaneck, New Jersey
Source: ClinicalTrials.gov public record
Updated May 5, 2026 · Synced Sep 2, 2026, 6:39 AM EDT
Terminated Phase 1 Interventional

Contraceptive Hormones and Women With Cystic Fibrosis

NCT02144246
View directory record Official record
Conditions
Cystic Fibrosis Exacerbations While on and Off Hormonal Contraception
Interventions
Non-hormonal period, Ortho-cyclen, Ethinyl estradiol/norgestimate, 0.035 mg/0.250 mg
Other · Drug
Lead sponsor
University of Pennsylvania
Other
Eligibility
18 Years to 40 Years · Female only
Enrollment
5 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
Started 2014
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Jan 7, 2016 · Synced Sep 2, 2026, 6:39 AM EDT
Completed Phase 3 Interventional Results available

Study of the Safety and Contraceptive Efficacy of Relugolix Combination Therapy in Women With Uterine Fibroids or Endometriosis Who Are at Risk for Pregnancy

NCT04756037
View directory record Official record
Conditions
Contraception
Interventions
Relugolix Combination Therapy
Drug
Lead sponsor
Sumitomo Pharma Switzerland GmbH
Industry
Eligibility
18 Years to 50 Years · Female only
Enrollment
1,164 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2026
U.S. locations
109
States / cities
Mobile, Alabama • Chandler, Arizona • Mesa, Arizona + 89 more
Source: ClinicalTrials.gov public record
Updated May 12, 2026 · Synced Sep 2, 2026, 6:39 AM 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 5, 2018 · Synced Sep 2, 2026, 6:39 AM EDT
Completed Not applicable Interventional

Physician Self Disclosure of IUC Use

NCT01994356
View directory record Official record
Conditions
Contraception
Interventions
Physician self-disclosure of personal IUC use, Usual contraceptive counseling
Behavioral
Lead sponsor
University of Michigan
Other
Eligibility
18 Years to 44 Years · Female only
Enrollment
132 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2013
U.S. locations
1
States / cities
Ann Arbor, Michigan
Source: ClinicalTrials.gov public record
Updated Nov 24, 2013 · Synced Sep 2, 2026, 6:39 AM EDT
Not listed Not applicable Interventional Accepts healthy volunteers

Averting NAS Among Opioid-Using Young Women Receiving MAT Using Buprenorphine

NCT04611659
View directory record Official record
Conditions
Opioid-use Disorder, Contraception, Neonatal Abstinence Syndrome
Interventions
Motivational Interviewing and Educational Training (MIET)
Behavioral
Lead sponsor
Meharry Medical College
Other
Eligibility
18 Years to 44 Years · Female only
Enrollment
80 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2021
U.S. locations
1
States / cities
Nashville, Tennessee
Source: ClinicalTrials.gov public record
Updated Nov 1, 2020 · Synced Sep 2, 2026, 6:39 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Safety and Acceptability Study of a Placebo Antibody-Based Nonhormonal Contraceptive Intravaginal Ring

NCT06740253
View directory record Official record
Conditions
Healthy Female Subjects
Interventions
Placebo intravaginal ring (IVR)
Device
Lead sponsor
The University of Texas Medical Branch, Galveston
Other
Eligibility
18 Years to 45 Years · Female only
Enrollment
14 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025
U.S. locations
1
States / cities
Galveston, Texas
Source: ClinicalTrials.gov public record
Updated Sep 24, 2025 · Synced Sep 2, 2026, 6:39 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Impact of Video Intervention on Postabortal Uptake of Long Acting Reversible Contraception (LARC)

NCT01945385
View directory record Official record
Conditions
Abortion
Interventions
Video intervention
Behavioral
Lead sponsor
University of Chicago
Other
Eligibility
18 Years to 29 Years · Female only
Enrollment
193 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2013
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated Jul 27, 2014 · Synced Sep 2, 2026, 6:39 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 2, 2026, 6:39 AM 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 17, 2023 · Synced Sep 2, 2026, 6:39 AM EDT
Completed Phase 4 Interventional

Tranexamic Acid to Reduce Contraceptive-related Bleeding Side Effects

NCT06000423
View directory record Official record
Conditions
Bleeding, Contraceptive Device; Complications
Interventions
Tranexamic acid, Placebo
Drug · Other
Lead sponsor
Oregon Health and Science University
Other
Eligibility
15 Years to 45 Years · Female only
Enrollment
65 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2025
U.S. locations
1
States / cities
Portland, Oregon
Source: ClinicalTrials.gov public record
Updated Aug 18, 2025 · Synced Sep 2, 2026, 6:39 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 2, 2026, 6:39 AM EDT