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Showing 25–48 of 24 matching trials from the live ClinicalTrials.gov search.
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Filters: Condition: Contraceptive Clear all
Completed Not applicable Interventional Accepts healthy volunteers Results available

Oral Contraceptives and Subantimicrobial Doxycycline: Effect on Endometrial Matrix Metalloproteinases

NCT01469585
View directory record Official record
Conditions
Breakthrough Bleeding
Interventions
Doxycycline
Drug
Lead sponsor
University of Hawaii
Other
Eligibility
18 Years to 45 Years · Female only
Enrollment
20 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2011 – 2012
U.S. locations
1
States / cities
Honolulu, Hawaii
Source: ClinicalTrials.gov public record
Updated Dec 16, 2020 · Synced Sep 4, 2026, 5:53 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Meaningful Use of Technology to Improve Health Care Delivery

NCT01641380
View directory record Official record
Conditions
Contraceptive Behavior
Interventions
Text Messaging Intervention
Behavioral
Lead sponsor
Johns Hopkins University
Other
Eligibility
13 Years to 21 Years · Female only
Enrollment
100 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2011 – 2017
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Mar 1, 2021 · Synced Sep 4, 2026, 5:53 AM EDT
Completed Phase 1 Interventional

A Drug-Drug Interaction Study to Assess the Effect of Trametinib on the Pharmacokinetics of an Oral Contraceptive in Female Patients With Solid Tumors

NCT02705963
View directory record Official record
Conditions
Solid Tumors
Interventions
Trametinib, Oral Contraceptive (1mg norethindrone, 0.035mg ethinyl estradiol)
Drug
Lead sponsor
Novartis Pharmaceuticals
Industry
Eligibility
18 Years to 59 Years · Female only
Enrollment
19 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2019
U.S. locations
2
States / cities
Detroit, Michigan • Oklahoma City, Oklahoma
Source: ClinicalTrials.gov public record
Updated Feb 8, 2022 · Synced Sep 4, 2026, 5:53 AM 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 9, 2024 · Synced Sep 4, 2026, 5:53 AM EDT
Completed Phase 1Phase 2 Interventional Accepts healthy volunteers Results available

A Multi-center, Open-label, Randomized, Parallel Group Study to Evaluate Pharmacokinetic Profile, Effects on the Mechanisms of Contraceptive Efficacy and Safety of Two Progestin-only Patches Containing Different Doses of Levonorgestrel (LNG)

NCT01166412
View directory record Official record
Conditions
Contraception
Interventions
levonorgestrel patch with BMI 32 kg/m2 to <40 kg/m2, levonorgestrel patch with BMI <32 kg/m2
Drug
Lead sponsor
Premier Research
Other
Eligibility
18 Years to 44 Years · Female only
Enrollment
121 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2010 – 2012
U.S. locations
6
States / cities
Aurora, Colorado • New York, New York • Cincinnati, Ohio + 3 more
Source: ClinicalTrials.gov public record
Updated Jan 6, 2026 · Synced Sep 4, 2026, 5:53 AM EDT
Active, not recruiting No phase listed Observational

Family Planning Elevated: Initiative Evaluation

NCT03877757
View directory record Official record
Conditions
Contraception
Interventions
Not listed
Lead sponsor
University of Utah
Other
Eligibility
18 Years to 50 Years
Enrollment
22 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2025
U.S. locations
1
States / cities
Salt Lake City, Utah
Source: ClinicalTrials.gov public record
Updated Dec 10, 2024 · Synced Sep 4, 2026, 5:53 AM EDT
Completed Phase 4 Interventional Accepts healthy volunteers Results available

Obesity, Oral Contraception, and Ovarian Suppression

NCT00827632
View directory record Official record
Conditions
Ovarian Suppression
Interventions
Low dose formulation, High dose formulation
Drug
Lead sponsor
Columbia University
Other
Eligibility
18 Years to 35 Years · Female only
Enrollment
226 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2006 – 2008
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Apr 29, 2019 · Synced Sep 4, 2026, 5:53 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers Results available

A Study of LY2216684 in Healthy Females

NCT01373931
View directory record Official record
Conditions
Depressive Disorder, Major
Interventions
LY2216684, Ortho Cyclen, Placebo
Drug
Lead sponsor
Eli Lilly and Company
Industry
Eligibility
18 Years to 45 Years · Female only
Enrollment
20 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2011
U.S. locations
1
States / cities
Madison, Wisconsin
Source: ClinicalTrials.gov public record
Updated Oct 22, 2018 · Synced Sep 4, 2026, 5:53 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Hormonal Contraception and Vaginal Health

NCT00612508
View directory record Official record
Conditions
Contraceptive Usage, Vaginal Epithelial Disruption
Interventions
Desogen (ethinyl estradiol and desogestrel), NuvaRing (ethinyl estradiol and etonogestrel)
Drug
Lead sponsor
Oregon Health and Science University
Other
Eligibility
18 Years to 35 Years · Female only
Enrollment
14 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2007 – 2008
U.S. locations
1
States / cities
Portland, Oregon
Source: ClinicalTrials.gov public record
Updated Nov 7, 2012 · Synced Sep 4, 2026, 5:53 AM EDT
Completed Phase 4 Interventional Accepts healthy volunteers Results available

Chronic Pain Risk Associated With Menstrual Period Pain

NCT02214550
View directory record Official record
Conditions
Cystitis, Interstitial, Dysmenorrhea, Migraine Disorders, Pelvic Pain, Endometriosis, Visceral Pain, Chronic Pain
Interventions
cyclic microgestin 1/20, continuous microgestin 1/20
Drug
Lead sponsor
Endeavor Health
Other
Eligibility
18 Years to 45 Years · Female only
Enrollment
353 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2014 – 2021
U.S. locations
1
States / cities
Evanston, Illinois
Source: ClinicalTrials.gov public record
Updated Jun 17, 2023 · Synced Sep 4, 2026, 5:53 AM EDT
Completed Phase 3 Interventional Results available

A Study of the Efficacy and Safety of CORLUX in the Treatment of Endogenous Cushing's Syndrome

NCT00569582
View directory record Official record
Conditions
Cushing's Syndrome
Interventions
mifepristone
Drug
Lead sponsor
Corcept Therapeutics
Industry
Eligibility
18 Years and older
Enrollment
50 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
Started 2007
U.S. locations
17
States / cities
Birmingham, Alabama • Escondido, California • Stanford, California + 13 more
Source: ClinicalTrials.gov public record
Updated Aug 21, 2013 · Synced Sep 4, 2026, 5:53 AM EDT
Not yet recruiting Early Phase 1 Interventional Accepts healthy volunteers

FIH Lead-in Study of YASO GEL Followed by a Phase 1 Randomized, Double-blind Study to Assess Safety and Pharmacokinetics of YASO GEL

NCT07281404
View directory record Official record
Conditions
Early-phase Safety and PK Study of a Vaginal Gel
Interventions
YASO GEL, Placebo gel
Drug
Lead sponsor
Yaso Therapeutics Corporation
Industry
Eligibility
18 Years to 55 Years
Enrollment
72 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026 – 2028
U.S. locations
1
States / cities
Pittsburgh, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Dec 18, 2025 · Synced Sep 4, 2026, 5:53 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

A Study of Interaction of Zasocitinib (TAK-279) With Other Medicines in Healthy Adults

NCT06793943
View directory record Official record
Conditions
Healthy Volunteers
Interventions
Zasocitinib, COC, Metformin, Digoxin, Esomeprazole
Drug
Lead sponsor
Takeda
Industry
Eligibility
18 Years to 65 Years
Enrollment
78 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025
U.S. locations
1
States / cities
Tempe, Arizona
Source: ClinicalTrials.gov public record
Updated Apr 3, 2025 · Synced Sep 4, 2026, 5:53 AM EDT
Not listed No phase listed Observational Accepts healthy volunteers

Keep Contraceptive Arm Long Acting-iMplant (CALM) and Carry On

NCT04725643
View directory record Official record
Conditions
Contraception, Contraceptive Usage, Family Planning
Interventions
Track bleeding patterns before and after implant
Device
Lead sponsor
University of California, San Diego
Other
Eligibility
18 Years to 50 Years · Female only
Enrollment
55 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2024
U.S. locations
1
States / cities
La Jolla, California
Source: ClinicalTrials.gov public record
Updated Jan 22, 2024 · Synced Sep 4, 2026, 5:53 AM EDT
Completed Phase 4 Interventional Accepts healthy volunteers Results available

Rifampin and the Contraceptive Implant

NCT04463680
View directory record Official record
Conditions
Contraception, Tuberculosis
Interventions
Rifampin 600 MG
Drug
Lead sponsor
University of Colorado, Denver
Other
Eligibility
18 Years to 45 Years · Female only
Enrollment
24 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2022
U.S. locations
1
States / cities
Aurora, Colorado
Source: ClinicalTrials.gov public record
Updated May 15, 2023 · Synced Sep 4, 2026, 5:53 AM EDT
Recruiting Phase 4 Interventional Accepts healthy volunteers

Contraceptive Hormone and Reward Measurement (CHARM Study)

NCT05058872
View directory record Official record
Conditions
Oral Hormonal Contraceptive Use, Neural Activity, Mood, Hedonic Function
Interventions
Levonorgestrel/ethinyl estradiol, Placebo
Drug
Lead sponsor
University of Colorado, Denver
Other
Eligibility
18 Years and older · Female only
Enrollment
144 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2027
U.S. locations
1
States / cities
Aurora, Colorado
Source: ClinicalTrials.gov public record
Updated Nov 3, 2024 · Synced Sep 4, 2026, 5:53 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 4, 2026, 5:53 AM EDT
Not listed No phase listed Observational Accepts healthy volunteers

The Contraceptive Choice Project

NCT01986439
View directory record Official record
Conditions
Unintended Pregnancy, Teen Births, Abortion, Contraception
Interventions
Not listed
Lead sponsor
Eunice Kennedy Shriver National Institute of Child Health and Human Development (NICHD)
NIH
Eligibility
14 Years to 45 Years · Female only
Enrollment
9,256 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2007 – 2016
U.S. locations
1
States / cities
St Louis, Missouri
Source: ClinicalTrials.gov public record
Updated Apr 13, 2015 · Synced Sep 4, 2026, 5:53 AM EDT
Completed Phase 3 Interventional Accepts healthy volunteers

Efficacy, Safety, and Tolerability of LPRI-CF113 as an Oral Contraceptive in Females

NCT05461573
View directory record Official record
Conditions
Contraception, Change in Bone Mineral Density
Interventions
Drospirenone
Drug
Lead sponsor
Insud Pharma
Industry
Eligibility
13 Years to 45 Years · Female only
Enrollment
1,542 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2025
U.S. locations
46
States / cities
Alabaster, Alabama • Birmingham, Alabama • Tucson, Arizona + 36 more
Source: ClinicalTrials.gov public record
Updated Oct 7, 2025 · Synced Sep 4, 2026, 5:53 AM 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 6, 2014 · Synced Sep 4, 2026, 5:53 AM EDT
Completed Phase 4 Interventional Results available

Intrauterine Contraceptive Device (IUD) Placement at Time of C-Section

NCT00733278
View directory record Official record
Conditions
Contraception
Interventions
Copper IUD ( ParaGard Intrauterine Contraceptive Device)
Device
Lead sponsor
Lundquist Institute for Biomedical Innovation at Harbor-UCLA Medical Center
Other
Eligibility
18 Years to 50 Years · Female only
Enrollment
7 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2008
U.S. locations
1
States / cities
Torrance, California
Source: ClinicalTrials.gov public record
Updated Aug 10, 2014 · Synced Sep 4, 2026, 5:53 AM EDT
Completed No phase listed Observational Accepts healthy volunteers

Effects of Obesity on Pharmacokinetics of the Levonorgestrel Emergency Contraceptive Pill

NCT02104609
View directory record Official record
Conditions
Obesity
Interventions
Levonorgestrel 1.5mg by mouth once
Drug
Lead sponsor
University of Southern California
Other
Eligibility
18 Years to 35 Years · Female only
Enrollment
26 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2013 – 2016
U.S. locations
1
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Apr 17, 2019 · Synced Sep 4, 2026, 5:53 AM EDT
Terminated No phase listed Observational Accepts healthy volunteers

Modulation of Mucosal and Systemic Immunity by Hormonal Contraceptives

NCT01750476
View directory record Official record
Conditions
Initiation of Oral Contraception (OC), Initiation of Depo-Provera (DMPA), Initiation of Mirena (LNG-IUD)
Interventions
Mirena, Oral contraception, Depo-Provera
Drug
Lead sponsor
Thomas Cherpes, DVM, MD
Other
Eligibility
15 Years to 25 Years · Female only
Enrollment
7 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2012 – 2013
U.S. locations
1
States / cities
Pittsburgh, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Jan 6, 2014 · Synced Sep 4, 2026, 5:53 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Drug Interaction - Oral Contraceptive

NCT00399685
View directory record Official record
Conditions
HIV Infections
Interventions
Ortho Tri-Cyclen LO, Ortho Cyclen, Ortho Cyclen + Efavirenz
Drug
Lead sponsor
Bristol-Myers Squibb
Industry
Eligibility
18 Years to 45 Years · Female only
Enrollment
28 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2006 – 2007
U.S. locations
2
States / cities
San Diego, California • Tacoma, Washington
Source: ClinicalTrials.gov public record
Updated Apr 13, 2011 · Synced Sep 4, 2026, 5:53 AM EDT