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ClinicalTrials.gov public records Last synced Oct 4, 2026, 5:18 AM EDT

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Showing 1–24 of 61 matching trials from the live ClinicalTrials.gov search.
Filters: Intervention: Etonogestrel Implant Clear all
Recruiting Phase 4 Interventional Accepts healthy volunteers

Etonogestrel Implant as Emergency Contraception

NCT05237141
View directory record Official record
Conditions
Contraception
Interventions
Etonogestrel implant
Drug
Lead sponsor
University of Colorado, Denver
Other
Eligibility
18 Years to 40 Years · Female only
Enrollment
12 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2027
U.S. locations
1
States / cities
Aurora, Colorado
Source: ClinicalTrials.gov public record
Updated Aug 11, 2026 · Synced Oct 4, 2026, 5:18 AM EDT
Completed Phase 4 Interventional Accepts healthy volunteers Results available

Long-Acting Reversible Contraception

NCT01299116
View directory record Official record
Conditions
Contraception
Interventions
DMPA, oral contraceptives, Implanon®, ParaGard®, Mirena®
Drug
Lead sponsor
FHI 360
Other
Eligibility
18 Years to 29 Years · Female only
Enrollment
916 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2011 – 2016
U.S. locations
1
States / cities
Chapel Hill, North Carolina
Source: ClinicalTrials.gov public record
Updated Feb 28, 2018 · Synced Oct 4, 2026, 5:18 AM EDT
Terminated Not applicable Interventional

Preliminary Evaluation of a "Clip" Device for Contraceptive Implant Removal

NCT04919395
View directory record Official record
Conditions
Contraception
Interventions
Clip device for Nexplanon Removal, Standard of Care procedure
Device · Procedure
Lead sponsor
University of Michigan
Other
Eligibility
18 Years to 49 Years · Female only
Enrollment
4 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021
U.S. locations
1
States / cities
Ann Arbor, Michigan
Source: ClinicalTrials.gov public record
Updated Jan 22, 2024 · Synced Oct 4, 2026, 5:18 AM EDT
Completed Phase 3 Interventional Accepts healthy volunteers Results available

Labor and Delivery Implant Insertion: A Randomized Controlled Trial

NCT02866643
View directory record Official record
Conditions
Postpartum Contraception, Family Planning
Interventions
Etonogestrel-Immediate, Etonogestrel-Delayed
Drug
Lead sponsor
Stanford University
Other
Eligibility
Female only
Enrollment
95 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2021
U.S. locations
1
States / cities
Stanford, California
Source: ClinicalTrials.gov public record
Updated Jul 25, 2022 · Synced Oct 4, 2026, 5:18 AM EDT
Completed No phase listed Observational Accepts healthy volunteers

Weight Change Among Users of Three Progestin-Only Methods of Contraception Over a 12-Month Time Period

NCT01592058
View directory record Official record
Conditions
Weight Change
Interventions
Not listed
Lead sponsor
Washington University School of Medicine
Other
Eligibility
18 Years to 45 Years · Female only
Enrollment
427 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2010 – 2012
U.S. locations
1
States / cities
St Louis, Missouri
Source: ClinicalTrials.gov public record
Updated Jul 31, 2012 · Synced Oct 4, 2026, 5:18 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

The Impact of Contraception on Postpartum Weight Loss

NCT02144259
View directory record Official record
Conditions
Weight
Interventions
DMPA immediately postpartum, Implanon immediately postpartum
Drug
Lead sponsor
University of Pennsylvania
Other
Eligibility
18 Years to 45 Years · Female only
Enrollment
100 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2011 – 2012
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Feb 17, 2017 · Synced Oct 4, 2026, 5:18 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 6, 2023 · Synced Oct 4, 2026, 5:18 AM EDT
Terminated Phase 4 Interventional Results available

Treatment of Unacceptable Bleeding Patterns in ETG Implant Users With an Oral Contraceptive

NCT01963403
View directory record Official record
Conditions
Abnormal Uterine Bleeding, Unspecified, Uterine Bleeding Heavy
Interventions
EE 30mcg/LNG 150mcg, Placebo
Drug
Lead sponsor
University of California, Davis
Other
Eligibility
14 Years and older · Female only
Enrollment
26 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2015
U.S. locations
2
States / cities
Sacramento, California • St Louis, Missouri
Source: ClinicalTrials.gov public record
Updated May 12, 2017 · Synced Oct 4, 2026, 5:18 AM EDT
Completed No phase listed Observational Results available

Same Day Oral EC and Implant Initiation

NCT04678817
View directory record Official record
Conditions
Contraception
Interventions
Etonogestrel contraceptive implant with oral levonorgestrel, Levonorgestrel intrauterine device, Copper T380A intrauterine device
Device
Lead sponsor
University of Utah
Other
Eligibility
18 Years to 35 Years · Female only
Enrollment
306 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2024
U.S. locations
2
States / cities
Salt Lake City, Utah • West Valley City, Utah
Source: ClinicalTrials.gov public record
Updated Apr 15, 2025 · Synced Oct 4, 2026, 5:18 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers Results available

The Effect of Topiramate on Etonogestrel Concentrations in Contraceptive Implant Users

NCT03335163
View directory record Official record
Conditions
Migraine, Migraine;Menstrual, Contraception
Interventions
Topiramate
Drug
Lead sponsor
University of Colorado, Denver
Other
Eligibility
18 Years to 45 Years · Female only
Enrollment
48 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2021
U.S. locations
1
States / cities
Aurora, Colorado
Source: ClinicalTrials.gov public record
Updated Jul 13, 2022 · Synced Oct 4, 2026, 5:18 AM EDT
Not listed No phase listed Observational Accepts healthy volunteers

Assessing Adolescent Use of Nexplanon Over Time

NCT04889079
View directory record Official record
Conditions
Contraception
Interventions
Contraceptive use (continuation/switching/discontinuation)
Behavioral
Lead sponsor
University of Utah
Other
Eligibility
15 Years to 24 Years · Female only
Enrollment
255 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2025
U.S. locations
1
States / cities
Salt Lake City, Utah
Source: ClinicalTrials.gov public record
Updated May 8, 2024 · Synced Oct 4, 2026, 5:18 AM EDT
Completed No phase listed Observational Accepts healthy volunteers

Pharmacokinetics of Implanon in Obese Women

NCT00724438
View directory record Official record
Conditions
Contraception, Obesity
Interventions
Not listed
Lead sponsor
University of Chicago
Other
Eligibility
18 Years to 45 Years · Female only
Enrollment
18 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2008 – 2011
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated Sep 5, 2013 · Synced Oct 4, 2026, 5:18 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Effectiveness of Prolonged Use of IUD/Implant for Contraception

NCT02267616
View directory record Official record
Conditions
Contraception
Interventions
Etonogestrel Implant
Device
Lead sponsor
Indiana University
Other
Eligibility
18 Years to 45 Years · Female only
Enrollment
1,076 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2011 – 2021
U.S. locations
2
States / cities
Indianapolis, Indiana • St Louis, Missouri
Source: ClinicalTrials.gov public record
Updated Apr 15, 2021 · Synced Oct 4, 2026, 5:18 AM EDT
Not listed Phase 4 Interventional Accepts healthy volunteers

Application for the Etonogestrel/Ethinyl Estradiol Ring

NCT03120728
View directory record Official record
Conditions
Emergency Contraception, Healthy, Reproductive Age Women
Interventions
Etonogestrel/ethinyl estradiol contraceptive vaginal ring
Drug
Lead sponsor
University of Southern California
Other
Eligibility
18 Years to 39 Years · Female only
Enrollment
36 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2018
U.S. locations
2
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Jul 18, 2017 · Synced Oct 4, 2026, 5:18 AM EDT
Completed Phase 4 Interventional Accepts healthy volunteers Results available

Breastfeeding Etonogestrel Implant Study

NCT03978598
View directory record Official record
Conditions
Contraception
Interventions
Etonogestrel, Nexplanon
Drug · Device
Lead sponsor
University of New Mexico
Other
Eligibility
13 Years and older · Female only
Enrollment
150 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2024
U.S. locations
2
States / cities
Albuquerque, New Mexico • Salt Lake City, Utah
Source: ClinicalTrials.gov public record
Updated Nov 28, 2025 · Synced Oct 4, 2026, 5:18 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 16, 2023 · Synced Oct 4, 2026, 5:18 AM EDT
Completed Not applicable Interventional Results available

Nexplanon Application Post-Abortion (NAPA)

NCT02037919
View directory record Official record
Conditions
Contraception, Abortion, Therapeutic
Interventions
Immediate Nexplanon Insertion, Post-op Nexplanon Insertion
Other
Lead sponsor
Family Planning Associates Medical Group, LTD
Other
Eligibility
18 Years and older · Female only
Enrollment
148 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2017
U.S. locations
2
States / cities
Chicago, Illinois • Pittsburgh, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Feb 12, 2024 · Synced Oct 4, 2026, 5:18 AM EDT
Completed No phase listed Observational Accepts healthy volunteers

Quantification of Immune Cells in Women Using Contraception (CHIC II)

NCT01873170
View directory record Official record
Conditions
HIV, Immune Cells (Mucosal and Systemic), Contraception
Interventions
levonorgestrel exposure, DMPA exposure, etonogestrel exposure, IUD insertion, subdermal contraceptive implant insertion
Drug · Device
Lead sponsor
University of Pittsburgh
Other
Eligibility
18 Years to 34 Years · Female only
Enrollment
326 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2013 – 2020
U.S. locations
1
States / cities
Pittsburgh, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Dec 27, 2021 · Synced Oct 4, 2026, 5:18 AM EDT
Completed Phase 4 Interventional Accepts healthy volunteers Results available

Shoulder Contraceptive Implant Study

NCT04463693
View directory record Official record
Conditions
Contraception
Interventions
Etonogestrel implant
Drug
Lead sponsor
University of Colorado, Denver
Other
Eligibility
18 Years to 45 Years · Female only
Enrollment
5 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2022
U.S. locations
1
States / cities
Aurora, Colorado
Source: ClinicalTrials.gov public record
Updated Jun 8, 2023 · Synced Oct 4, 2026, 5:18 AM EDT
Recruiting Not applicable Interventional Accepts healthy volunteers

Vapocoolant Spray to Reduce Pain With Nexplanon Insertion

NCT06933381
View directory record Official record
Conditions
Reducing Pain With Nexplanon Implant Insertion
Interventions
Vapocoolant spray, Placebo
Device · Other
Lead sponsor
Queen's Medical Center
Other
Eligibility
14 Years and older · Female only
Enrollment
70 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2026
U.S. locations
3
States / cities
Honolulu, Hawaii • Waimea, Hawaii
Source: ClinicalTrials.gov public record
Updated Jan 9, 2026 · Synced Oct 4, 2026, 5:18 AM EDT
Completed Phase 3 Interventional

A Study to Assess Contraceptive Efficacy and Safety of Etonogestrel (ENG) Implant Beyond 3 Years of Use (MK-8415-060)

NCT04626596
View directory record Official record
Conditions
Contraception
Interventions
Radiopaque Etonogestrel (ENG) Implant
Combination Product
Lead sponsor
Organon and Co
Industry
Eligibility
Up to 35 Years · Female only
Enrollment
498 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2024
U.S. locations
64
States / cities
Birmingham, Alabama • Phoenix, Arizona • Tucson, Arizona + 49 more
Source: ClinicalTrials.gov public record
Updated Feb 18, 2026 · Synced Oct 4, 2026, 5:18 AM EDT
Terminated Not applicable Interventional

Family Planning Counseling for Women With Chronic Medical Conditions in an Inpatient Setting

NCT05859087
View directory record Official record
Conditions
Chronic Disease
Interventions
Counseling, Flyer
Behavioral
Lead sponsor
Sutter Health
Other
Eligibility
18 Years to 45 Years · Female only
Enrollment
76 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2021
U.S. locations
1
States / cities
Sacramento, California
Source: ClinicalTrials.gov public record
Updated May 15, 2023 · Synced Oct 4, 2026, 5:18 AM EDT
Completed Phase 4 Interventional Accepts healthy volunteers

Impact of Contraceptives on Cervico-Vaginal Mucosa

NCT04814927
View directory record Official record
Conditions
Mucosal Inflammation, Contraceptive; Complications, Intrauterine
Interventions
Copper IUD, Etonogestrel implant, Levonorgestrel IUS, DMPA Sub-cutaneous
Drug
Lead sponsor
Eastern Virginia Medical School
Other
Eligibility
18 Years to 50 Years · Female only
Enrollment
112 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2022
U.S. locations
1
States / cities
Norfolk, Virginia
Source: ClinicalTrials.gov public record
Updated Aug 25, 2023 · Synced Oct 4, 2026, 5:18 AM 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 4, 2026, 5:18 AM EDT