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ClinicalTrials.gov public records Last synced Jun 7, 2026, 4:41 AM EDT

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Showing 1–24 of 525 matching trials from the live ClinicalTrials.gov search.
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Filters: Condition: Contraception Clear all
Completed No phase listed Observational Accepts healthy volunteers

Creighton Model Effectiveness, Intentions and Behaviors Assessment (CEIBA)

NCT01012596
View directory record Official record
Conditions
Pregnancy, Fertility
Interventions
Creighton Model System of Natural Family Planning
Behavioral
Lead sponsor
University of Utah
Other
Eligibility
18 Years to 40 Years
Enrollment
624 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2009 – 2013
U.S. locations
17
States / cities
Sacramento, California • Duluth, Minnesota • Saint Paul, Minnesota + 13 more
Source: ClinicalTrials.gov public record
Updated Feb 22, 2022 · Synced Jun 7, 2026, 4:41 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

The Effects of Testosterone on Prostate Tissue (ACYP-1)

NCT00161486
View directory record Official record
Conditions
Hypogonadism, Contraception
Interventions
Testosterone gel, Acyline, Placebo acyline, Placebo Testosterone gel
Drug
Lead sponsor
University of Washington
Other
Eligibility
35 Years to 55 Years · Male only
Enrollment
13 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2004
U.S. locations
1
States / cities
Seattle, Washington
Source: ClinicalTrials.gov public record
Updated Sep 18, 2008 · Synced Jun 7, 2026, 4:41 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Study of Self or Clinic Administration of DepoProvera

NCT01019369
View directory record Official record
Conditions
Contraception
Interventions
Medroxyprogesterone 17-Acetate
Drug
Lead sponsor
Carolyn L. Westhoff
Other
Eligibility
18 Years and older · Female only
Enrollment
132 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2010 – 2012
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated May 6, 2019 · Synced Jun 7, 2026, 4:41 AM EDT
Completed No phase listed Observational Accepts healthy volunteers

Implants on Mobile Health Unit

NCT03347539
View directory record Official record
Conditions
Contraception
Interventions
Nexplaon
Device
Lead sponsor
University of Chicago
Other
Eligibility
14 Years to 19 Years · Female only
Enrollment
1 participant
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2020
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated May 5, 2023 · Synced Jun 7, 2026, 4:41 AM EDT
Completed Early Phase 1 Interventional Results available

Ovarian Function With ENG Implant and UPA Use

NCT04291001
View directory record Official record
Conditions
Contraception
Interventions
ENG implant, oral ulipristal acetate
Device · Drug
Lead sponsor
University of Utah
Other
Eligibility
18 Years to 35 Years · Female only
Enrollment
40 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2024
U.S. locations
1
States / cities
Salt Lake City, Utah
Source: ClinicalTrials.gov public record
Updated Jul 11, 2024 · Synced Jun 7, 2026, 4:41 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 Jun 7, 2026, 4:41 AM EDT
Completed Phase 3 Interventional Accepts healthy volunteers Results available

Efficacy and Safety Study for an Oral Contraceptive Containing Folate

NCT00468481
View directory record Official record
Conditions
Neural Tube Defects, Contraception, Oral Contraceptives (OC)
Interventions
Drospirenone/Ethinylestradiol/Methyltetrahydrofolate, Drospirenone/Ethinylestradiol (Yaz)
Drug
Lead sponsor
Bayer
Industry
Eligibility
18 Years to 40 Years · Female only
Enrollment
385 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2007 – 2008
U.S. locations
9
States / cities
Anaheim, California • San Diego, California • Baltimore, Maryland + 6 more
Source: ClinicalTrials.gov public record
Updated Apr 22, 2014 · Synced Jun 7, 2026, 4:41 AM EDT
Withdrawn Not applicable Interventional Accepts healthy volunteers

A Multicenter Analysis of Levonorgestrel-Intrauterine System (LNG-IUS) Use in the Postpartum Period

NCT01161095
View directory record Official record
Conditions
Contraception, Postpartum Period
Interventions
LNG-IUS
Device
Lead sponsor
United States Naval Medical Center, Portsmouth
Federal
Eligibility
18 Years to 45 Years · Female only
Healthy volunteers
Accepts healthy volunteers
Timeline
2010 – 2014
U.S. locations
2
States / cities
Little Rock, Arkansas • Portsmouth, Virginia
Source: ClinicalTrials.gov public record
Updated Jul 19, 2025 · Synced Jun 7, 2026, 4:41 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Study to Assess Outcomes in Women Undergoing Either Hysteroscopic Sterilization (Essure®) or Laparoscopic Tubal Sterilization

NCT03127722
View directory record Official record
Conditions
Contraception
Interventions
Blood draw, ESSURE (BAY1454032), Laparoscopic tubal sterilization
Procedure · Device
Lead sponsor
Bayer
Industry
Eligibility
21 Years and older · Female only
Enrollment
990 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2024
U.S. locations
57
States / cities
Chandler, Arizona • Phoenix, Arizona • Tucson, Arizona + 47 more
Source: ClinicalTrials.gov public record
Updated May 21, 2026 · Synced Jun 7, 2026, 4:41 AM EDT
Terminated Not applicable Interventional Accepts healthy volunteers Results available

Patient Compliance With Long-Acting Reversible Contraception Administration

NCT03305081
View directory record Official record
Conditions
Contraception
Interventions
Levonorgestrel IUD, copper IUD, etonorgestrel implant
Device
Lead sponsor
Tulane University School of Medicine
Other
Eligibility
15 Years and older · Female only
Enrollment
45 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2014 – 2016
U.S. locations
1
States / cities
New Orleans, Louisiana
Source: ClinicalTrials.gov public record
Updated Jan 21, 2021 · Synced Jun 7, 2026, 4:41 AM EDT
Completed Early Phase 1 Interventional Accepts healthy volunteers

Immediate Postpartum Insertion of Contraceptive Intrauterine Devices

NCT03657602
View directory record Official record
Conditions
Contraception
Interventions
Kyleena Intrauterine System, Mirena Intrauterine System
Drug
Lead sponsor
University of Oklahoma
Other
Eligibility
18 Years to 49 Years · Female only
Enrollment
28 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2023
U.S. locations
1
States / cities
Tulsa, Oklahoma
Source: ClinicalTrials.gov public record
Updated Apr 24, 2023 · Synced Jun 7, 2026, 4:41 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Nitrous Oxide for Pain Management During In-office Transcervical Sterilization

NCT02312739
View directory record Official record
Conditions
Contraception, Inhalation of Nitrous Oxide
Interventions
In-office Transcervical Sterilization (Essure®), Standard Oral pain medications, Intramuscular Ketorolac, Placebo pills, Oxygen, Nitrous Oxide
Procedure · Drug · Other
Lead sponsor
University of New Mexico
Other
Eligibility
21 Years and older · Female only
Enrollment
72 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2014 – 2015
U.S. locations
1
States / cities
Albuquerque, New Mexico
Source: ClinicalTrials.gov public record
Updated Jul 5, 2016 · Synced Jun 7, 2026, 4:41 AM EDT
Not listed Phase 2 Interventional Accepts healthy volunteers

Drospirenone-only Pill as Emergency Contraception

NCT05675644
View directory record Official record
Conditions
Contraception
Interventions
Drospirenone-only pill
Drug
Lead sponsor
University of Colorado, Denver
Other
Eligibility
18 Years to 35 Years · Female only
Enrollment
35 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023
U.S. locations
1
States / cities
Aurora, Colorado
Source: ClinicalTrials.gov public record
Updated Jan 8, 2023 · Synced Jun 7, 2026, 4:41 AM EDT
Completed No phase listed Observational Accepts healthy volunteers Results available

Study of the Implementation of Telehealth-Supported LARC Provision in School-Based Health Centers

NCT04840836
View directory record Official record
Conditions
Long Acting Reversible Contraception, Contraception Behavior
Interventions
Telehealth-supported LARC provision
Behavioral
Lead sponsor
Columbia University
Other
Eligibility
13 Years to 22 Years · Female only
Enrollment
75 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2022
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Jun 21, 2025 · Synced Jun 7, 2026, 4:41 AM EDT
Recruiting Phase 2 Interventional Accepts healthy volunteers

Effects of NLS-133, a Potential Non-Hormonal "On-Demand" Male Contraceptive

NCT07393334
View directory record Official record
Conditions
Male Contraception, Semen Volume, Sperm Motility
Interventions
NLS-133, Placebo, Active Comparator #1
Drug
Lead sponsor
Next Life Sciences
Industry
Eligibility
18 Years to 55 Years · Male only
Enrollment
10 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2026
U.S. locations
1
States / cities
Seattle, Washington
Source: ClinicalTrials.gov public record
Updated Feb 5, 2026 · Synced Jun 7, 2026, 4:41 AM EDT
Not listed Not applicable Interventional Accepts healthy volunteers

Increased Access to Emergency Contraceptive Pills

NCT00060463
View directory record Official record
Conditions
Pregnancy, Sexually Transmitted Diseases
Interventions
Increased access to emergency contraceptive pills
Behavioral
Lead sponsor
Eunice Kennedy Shriver National Institute of Child Health and Human Development (NICHD)
NIH
Eligibility
14 Years to 24 Years · Female only
Enrollment
1,490 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2002 – 2005
U.S. locations
2
States / cities
Reno, Nevada • Durham, North Carolina
Source: ClinicalTrials.gov public record
Updated Jun 23, 2005 · Synced Jun 7, 2026, 4:41 AM EDT
Recruiting Not applicable Interventional

Flo Digital Contraceptive Study

NCT07630064
View directory record Official record
Conditions
Contraception Use
Interventions
Flo Digital Contraceptive
Device
Lead sponsor
Flo Health Inc.
Industry
Eligibility
18 Years and older · Female only
Enrollment
3,800 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2028
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Jun 4, 2026 · Synced Jun 7, 2026, 4:41 AM EDT
Completed Not applicable Interventional

Electronic Notification of Teratogenic Risks

NCT00766207
View directory record Official record
Conditions
Teratogens, Abnormalities, Drug-Induced, Contraception
Interventions
Clinical decision support, stream-lined clinical alert
Other
Lead sponsor
University of Pittsburgh
Other
Eligibility
18 Years to 45 Years · Female only
Enrollment
2,593 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2011
U.S. locations
4
States / cities
Delmont, Pennsylvania • Level Green, Pennsylvania • Murrysville, Pennsylvania + 1 more
Source: ClinicalTrials.gov public record
Updated May 11, 2011 · Synced Jun 7, 2026, 4:41 AM EDT
Completed Phase 2 Interventional Results available

Pharmacokinetic Study to Evaluate Double-Dose Levonorgestrel Emergency Contraception in Combination With Efavirenz-Based Antiretroviral Therapy or Rifampicin-Containing Anti-Tuberculosis Therapy

NCT03819114
View directory record Official record
Conditions
HIV Infections, Tuberculosis
Interventions
Levonorgestrel (LNG)
Drug
Lead sponsor
Advancing Clinical Therapeutics Globally for HIV/AIDS and Other Infections
Network
Eligibility
16 Years and older · Female only
Enrollment
122 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2020
U.S. locations
7
States / cities
Chicago, Illinois • New York, New York • Chapel Hill, North Carolina + 3 more
Source: ClinicalTrials.gov public record
Updated Dec 26, 2021 · Synced Jun 7, 2026, 4:41 AM EDT
Completed No phase listed Observational Accepts healthy volunteers

Assessing Ovarian Function During Prolonged Implant Use

NCT03058978
View directory record Official record
Conditions
Contraception
Interventions
Etonogestrel Implant
Device
Lead sponsor
Planned Parenthood of the St. Louis Region and Southwest Missouri
Other
Eligibility
18 Years to 45 Years · Female only
Enrollment
117 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2021
U.S. locations
2
States / cities
St Louis, Missouri
Source: ClinicalTrials.gov public record
Updated Jul 11, 2022 · Synced Jun 7, 2026, 4:41 AM EDT
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 Jun 7, 2026, 4:41 AM 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 21, 2013 · Synced Jun 7, 2026, 4:41 AM EDT
Terminated Not applicable Interventional Accepts healthy volunteers

Music as a Nonpharmacologic Approach to Pain Control With Intrauterine Device Placement

NCT04835701
View directory record Official record
Conditions
Contraception
Interventions
Music
Behavioral
Lead sponsor
Icahn School of Medicine at Mount Sinai
Other
Eligibility
18 Years and older
Enrollment
8 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2021
U.S. locations
2
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Jul 14, 2022 · Synced Jun 7, 2026, 4:41 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Early vs. Interval Postpartum IUD Insertion

NCT03462758
View directory record Official record
Conditions
Contraception
Interventions
IUD
Device
Lead sponsor
University of California, San Diego
Other
Eligibility
18 Years and older · Female only
Enrollment
404 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2022
U.S. locations
4
States / cities
La Jolla, California • San Diego, California • Chicago, Illinois + 1 more
Source: ClinicalTrials.gov public record
Updated Apr 12, 2023 · Synced Jun 7, 2026, 4:41 AM EDT