Independent directory Public ClinicalTrials.gov records United States
Clear filters

These results were retrieved from the live ClinicalTrials.gov registry. Filters and sort order apply to this result list.

ClinicalTrials.gov public records Last synced Oct 1, 2026, 9:31 PM EDT

Data is sourced from official ClinicalTrials.gov public API records. Always review the official ClinicalTrials.gov record for the latest information.

Showing 49–72 of 74 matching trials from the live ClinicalTrials.gov search.
Not listed No phase listed Observational Accepts healthy volunteers

Assessing Adolescent Use of Nexplanon Over Time

NCT04889079
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
Completed Phase 4 Interventional Accepts healthy volunteers Results available

Postpartum Etonogestrel Implant for Adolescents

NCT01666912
Conditions
Adolescence, Contraception, Postpartum
Interventions
Contraceptive implant
Drug
Lead sponsor
University of North Carolina, Chapel Hill
Other
Eligibility
14 Years to 24 Years · Female only
Enrollment
96 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2012 – 2015
U.S. locations
1
States / cities
Chapel Hill, North Carolina
Conditions
Contraception
Interventions
Blood draw
Procedure
Lead sponsor
University of Colorado, Denver
Other
Eligibility
18 Years to 45 Years · Female only
Enrollment
900 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2022
U.S. locations
1
States / cities
Aurora, Colorado
Conditions
Inflammatory Bowel Diseases, Contraception, Menstrual Problem
Interventions
Proposed study design and randomization scenarios, Repeated measures of validated Inflammatory Bowel Disease Patient Reported Outcome Instruments, Inflammatory marker collection and assessment for correlation with PRO responses and menstrual timing
Other
Lead sponsor
University of Utah
Other
Eligibility
18 Years to 45 Years · Female only
Enrollment
50 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025
U.S. locations
1
States / cities
Salt Lake City, Utah
Completed Phase 4 Interventional Accepts healthy volunteers

Impact of Contraceptives on Cervico-Vaginal Mucosa

NCT04814927
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
Completed No phase listed Observational Accepts healthy volunteers

Long-Acting Progestin Contraception and the Vaginal Microbiome

NCT02740998
Conditions
Sexually Transmitted Infection
Interventions
Not listed
Lead sponsor
Boston Medical Center
Other
Eligibility
18 Years to 40 Years · Female only
Enrollment
28 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2018
U.S. locations
2
States / cities
Boston, Massachusetts • Providence, Rhode Island
Completed No phase listed Observational Results available

Same Day Oral EC and Implant Initiation

NCT04678817
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
Conditions
Contraception
Interventions
ethinyl estradiol/etonogestrel vaginal ring, ethinyl estradiol/norelgestromin transdermal contraceptive
Drug
Lead sponsor
University of Pittsburgh
Other
Eligibility
Female only
Enrollment
500 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2005 – 2006
U.S. locations
10
States / cities
Los Angeles, California • Chicago, Illinois • Baltimore, Maryland + 7 more
Recruiting Phase 4 Interventional Accepts healthy volunteers

Etonogestrel Implant as Emergency Contraception

NCT05237141
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
Completed Phase 1 Interventional Accepts healthy volunteers Results available

The Effect of Topiramate on Etonogestrel Concentrations in Contraceptive Implant Users

NCT03335163
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
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
Conditions
Sickle Cell Disease
Interventions
Nexplanon 68 MG Drug Implant
Drug
Lead sponsor
University of Pennsylvania
Other
Eligibility
18 Years to 45 Years · Female only
Enrollment
22 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2027
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Conditions
Drug Interaction
Interventions
Efavirenz
Drug
Lead sponsor
Johns Hopkins University
Other
Eligibility
18 Years to 40 Years · Female only
Enrollment
1 participant
Healthy volunteers
Accepts healthy volunteers
Timeline
2014 – 2018
U.S. locations
1
States / cities
Baltimore, Maryland
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
Conditions
Pregnancy
Interventions
Mirena (Levonorgestrel IUS, BAY86-5028), ParaGard, Implanon/Nexplanon
Drug
Lead sponsor
Bayer
Industry
Eligibility
15 Years to 44 Years · Female only
Enrollment
13,880 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2016
U.S. locations
1
States / cities
Salt Lake City, Utah
Completed Phase 4 Interventional Accepts healthy volunteers Results available

Breastfeeding Etonogestrel Implant Study

NCT03978598
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
Withdrawn Phase 1 Interventional Accepts healthy volunteers

Antepartum Etonogestrel Contraceptive Implant Insertion at Term

NCT03656289
Conditions
Contraception
Interventions
Etonogestrel 68Mg Implant
Drug
Lead sponsor
University of Colorado, Denver
Other
Eligibility
18 Years to 34 Years · Female only
Healthy volunteers
Accepts healthy volunteers
Timeline
2019
U.S. locations
1
States / cities
Aurora, Colorado
Active, not recruiting Phase 4 Interventional Accepts healthy volunteers

Assessing the Impact of Contraceptives on Bone Health Using 41Ca

NCT02367846
Conditions
Other Disorders of Bone Development and Growth
Interventions
Combined Oral Contraceptive (COC), Contraceptive Vaginal Ring (CVR)
Drug
Lead sponsor
Penn State University
Other
Eligibility
18 Years to 25 Years · Female only
Enrollment
6 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2015 – 2028
U.S. locations
1
States / cities
University Park, Pennsylvania
Conditions
Abortion; Induced
Interventions
DMPA, Etonogestrel implant
Drug
Lead sponsor
Boston University
Other
Eligibility
18 Years to 45 Years · Female only
Enrollment
40 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2014
U.S. locations
1
States / cities
Boston, Massachusetts
Conditions
Contraception
Interventions
Etonogestrel contraceptive implant
Drug
Lead sponsor
University of California, Davis
Other
Eligibility
18 Years and older · Female only
Enrollment
120 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2024
U.S. locations
3
States / cities
Sacramento, California • Denver, Colorado • Philadelphia, Pennsylvania
Completed Phase 3 Interventional Accepts healthy volunteers Results available

Labor and Delivery Implant Insertion: A Randomized Controlled Trial

NCT02866643
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
Completed No phase listed Observational Accepts healthy volunteers Results available

The Effect of Isotretinoin on the Etonogestrel Contraceptive Implant

NCT02967055
Conditions
Contraception
Interventions
Not listed
Lead sponsor
University of Colorado, Denver
Other
Eligibility
18 Years to 45 Years · Female only
Enrollment
9 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2019
U.S. locations
1
States / cities
Aurora, Colorado
Recruiting Early Phase 1 Interventional Accepts healthy volunteers

Endometrial Biopsy in Progestin Contraceptive Users

NCT05760144
Conditions
Contraception
Interventions
DMPA, Etonogestrel implant
Drug
Lead sponsor
Oregon Health and Science University
Other
Eligibility
18 Years to 40 Years · Female only
Enrollment
52 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2026
U.S. locations
1
States / cities
Portland, Oregon
Completed Not applicable Interventional Results available

Nexplanon Application Post-Abortion (NAPA)

NCT02037919
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