Independent directory Public ClinicalTrials.gov records United States
Clinical Trials Finder
Objective public record navigation
Search Results

Search by objective public record fields.

Search by query text, NCT ID, condition, intervention, sponsor, city, state, recruitment status, phase, study type, healthy volunteer eligibility, sex, or age. Results come from ClinicalTrials.gov. When the live registry is unavailable, a clearly labeled stored copy may be shown.

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 21, 2026, 1:15 AM EDT

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

Showing 1–24 of 78 matching trials from the live ClinicalTrials.gov search.
Filters: Intervention: Levonorgestrel IUD Clear all
Completed Phase 2 Interventional Results available

Metformin With the Levonorgestrel-Releasing Intrauterine Device for the Treatment of Complex Atypical Hyperplasia (CAH) and Endometrial Cancer (EC) in Non-surgical Patients

NCT02035787
View directory record Official record
Conditions
Complex Atypical Hyperplasia, Endometrial Cancer
Interventions
Metformin
Drug
Lead sponsor
UNC Lineberger Comprehensive Cancer Center
Other
Eligibility
18 Years and older · Female only
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2024
U.S. locations
2
States / cities
Chapel Hill, North Carolina • Cincinnati, Ohio
Source: ClinicalTrials.gov public record
Updated Dec 18, 2024 · Synced Oct 21, 2026, 1:15 AM EDT
Withdrawn No phase listed Observational

The Effect of Birth Control Methods on Anti-Mullerian Hormone (AMH) Levels

NCT01308931
View directory record Official record
Conditions
Birth Control
Interventions
Not listed
Lead sponsor
Valleywise Health
Other
Eligibility
25 Years to 40 Years · Female only
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2015
U.S. locations
3
States / cities
Phoenix, Arizona • Scottsdale, Arizona
Source: ClinicalTrials.gov public record
Updated Aug 5, 2014 · Synced Oct 21, 2026, 1:15 AM EDT
Completed No phase listed Observational

Study of the Copper IUD or Oral Levonorgestrel and the Levonorgestrel IUD for Women Seeking Emergency Contraception

NCT01963962
View directory record Official record
Conditions
Emergency Contraception
Interventions
Copper IUD, Levonorgestrel IUD
Drug
Lead sponsor
University of Utah
Other
Eligibility
18 Years to 35 Years · Female only
Enrollment
188 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2016
U.S. locations
1
States / cities
Salt Lake City, Utah
Source: ClinicalTrials.gov public record
Updated Aug 8, 2016 · Synced Oct 21, 2026, 1:15 AM EDT
Completed Phase 4 Interventional Results available

A Pilot Study of Early Postpartum Intrauterine Contraception

NCT00997932
View directory record Official record
Conditions
Unplanned Pregnancy
Interventions
Levonorgestrel-Releasing Intrauterine Contraceptive System (LNG-IUS), 52 Mg, 5 Year Duration
Drug
Lead sponsor
University of North Carolina, Chapel Hill
Other
Eligibility
21 Years to 45 Years · Female only
Enrollment
40 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2012
U.S. locations
1
States / cities
Chapel Hill, North Carolina
Source: ClinicalTrials.gov public record
Updated Mar 29, 2017 · Synced Oct 21, 2026, 1:15 AM EDT
Not listed Not applicable Interventional Accepts healthy volunteers

The Effect of a Levonorgestrel-releasing Intrauterine Device (IUD) Versus a Copper Containing IUD on Risk of Blood Clots

NCT00584610
View directory record Official record
Conditions
Blood Coagulation Disorders
Interventions
Levonorgestrel-containing IUD (Mirena®), Copper-containing IUD (Paraguard®)
Device
Lead sponsor
University of Vermont
Other
Eligibility
18 Years to 52 Years · Female only
Enrollment
50 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2007 – 2012
U.S. locations
1
States / cities
Burlington, Vermont
Source: ClinicalTrials.gov public record
Updated Jan 18, 2010 · Synced Oct 21, 2026, 1:15 AM EDT
Completed Not applicable Interventional Results available

Mirena and Estrogen for Control of Perimenopause Symptoms and Ovulation Suppression

NCT01613131
View directory record Official record
Conditions
Menopausal and Other Perimenopausal Disorders
Interventions
Mirena, Estradiol, Placebo Gel
Drug
Lead sponsor
University of Colorado, Denver
Other
Eligibility
40 Years to 52 Years · Female only
Enrollment
39 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2014
U.S. locations
1
States / cities
Aurora, Colorado
Source: ClinicalTrials.gov public record
Updated Dec 2, 2015 · Synced Oct 21, 2026, 1:15 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Targeted Video Messaging About Emergency Contraception

NCT03774368
View directory record Official record
Conditions
Contraception
Interventions
Emergency contraception website, Emergency contraception video
Other
Lead sponsor
Planned Parenthood League of Massachusetts
Other
Eligibility
18 Years to 29 Years · Female only
Enrollment
150 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Jul 16, 2019 · Synced Oct 21, 2026, 1:15 AM EDT
Completed Phase 3 Interventional Accepts healthy volunteers Results available

Levonorgestrel Contraceptive Intrauterine Systems (LCS) Pearl Index Study

NCT00528112
View directory record Official record
Conditions
Contraception
Interventions
LCS12, LCS16
Drug
Lead sponsor
Bayer
Industry
Eligibility
18 Years to 35 Years · Female only
Enrollment
2,885 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2007 – 2013
U.S. locations
57
States / cities
Mobile, Alabama • Glendale, Arizona • Phoenix, Arizona + 47 more
Source: ClinicalTrials.gov public record
Updated Jan 25, 2017 · Synced Oct 21, 2026, 1:15 AM EDT
Not yet recruiting Early Phase 1 Interventional

Tirzepatide and Levonorgestrel IUD Therapy for EIN and Early-Stage Endometrial Cancer

NCT07812636
View directory record Official record
Conditions
Grade 1 Endometrial Endometrioid Carcinoma, Endometrial Intraepithelial Neoplasia, Metabolic Comorbidities
Interventions
Tirzepatide
Drug
Lead sponsor
Milton S. Hershey Medical Center
Other
Eligibility
18 Years and older · Female only
Enrollment
15 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2028
U.S. locations
1
States / cities
Hershey, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Sep 10, 2026 · Synced Oct 21, 2026, 1:15 AM EDT
Withdrawn Phase 2 Interventional

IUD and Norethindrone Acetate for Treatment of Endometriosis

NCT04948489
View directory record Official record
Conditions
Endometriosis
Interventions
norethindrone acetate (NETA), Placebo
Drug
Lead sponsor
Boston Children's Hospital
Other
Eligibility
13 Years to 24 Years · Female only
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2029
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Mar 21, 2025 · Synced Oct 21, 2026, 1:15 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 25, 2023 · Synced Oct 21, 2026, 1:15 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Nitrous Oxide for Pain Management of Intrauterine Device (IUD) Insertion

NCT02391714
View directory record Official record
Conditions
Contraception
Interventions
IUD insertion, Povidone-Iodine, Chlorhexidine, Oxygen, Nitrous oxide
Procedure · Drug · Other
Lead sponsor
University of New Mexico
Other
Eligibility
12 Years and older · Female only
Enrollment
80 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2013 – 2014
U.S. locations
1
States / cities
Albuquerque, New Mexico
Source: ClinicalTrials.gov public record
Updated Feb 3, 2016 · Synced Oct 21, 2026, 1:15 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 7, 2014 · Synced Oct 21, 2026, 1:15 AM EDT
Completed Phase 4 Interventional Accepts healthy volunteers Results available

Impact of Hormonal Contraception on HIV Acquisition and Transmission Risk

NCT02357368
View directory record Official record
Conditions
HIV, Contraception
Interventions
Depot medroxyprogesterone acetate (DMPA), Etonogestrel implant (Eng-Implant), Levonorgestrel intrauterine device (Lng-IUD), ParaGard® T 380A Intrauterine Copper Contraceptive
Drug · Device
Lead sponsor
Lisa Haddad
Other
Eligibility
18 Years to 45 Years · Female only
Enrollment
59 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2015 – 2019
U.S. locations
4
States / cities
Atlanta, Georgia
Source: ClinicalTrials.gov public record
Updated Nov 18, 2020 · Synced Oct 21, 2026, 1:15 AM EDT
Completed Phase 4 Interventional Accepts healthy volunteers Results available

LNG-IUS at 2 Weeks Postpartum

NCT02121067
View directory record Official record
Conditions
Contraception, Malposition of Intrauterine Contraceptive Device
Interventions
Levonorgestrel Intrauterine System (LNG-IUS)
Drug
Lead sponsor
University of North Carolina, Chapel Hill
Other
Eligibility
18 Years to 45 Years · Female only
Enrollment
50 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2014 – 2016
U.S. locations
1
States / cities
Chapel Hill, North Carolina
Source: ClinicalTrials.gov public record
Updated Aug 24, 2017 · Synced Oct 21, 2026, 1:15 AM EDT
Recruiting Phase 2 Interventional

Uterine Preservation Via Lifestyle Transformation

NCT05903131
View directory record Official record
Conditions
Endometrial Hyperplasia, Grade 1 Endometrial Cancer
Interventions
Telemedicine behavioral weight intervention, Progestin, Enhanced usual care, Levonorgestrel-releasing IUD.
Behavioral · Drug
Lead sponsor
Washington University School of Medicine
Other
Eligibility
18 Years and older · Female only
Enrollment
96 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2029
U.S. locations
3
States / cities
St Louis, Missouri • Albuquerque, New Mexico • Oklahoma City, Oklahoma
Source: ClinicalTrials.gov public record
Updated Jan 20, 2026 · Synced Oct 21, 2026, 1:15 AM EDT
Terminated Phase 4 Interventional Accepts healthy volunteers Results available

Early Postpartum Intrauterine Device (IUD) Placement

NCT01594476
View directory record Official record
Conditions
Contraception
Interventions
Levonorgestrel IUS
Drug
Lead sponsor
Oregon Health and Science University
Other
Eligibility
18 Years to 50 Years · Female only
Enrollment
201 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2012 – 2014
U.S. locations
1
States / cities
Portland, Oregon
Source: ClinicalTrials.gov public record
Updated Jan 11, 2019 · Synced Oct 21, 2026, 1:15 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 21, 2026, 1:15 AM EDT
Completed No phase listed Observational Accepts healthy volunteers

Long-Acting Progestin Contraception and the Vaginal Microbiome

NCT02740998
View directory record Official record
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
Source: ClinicalTrials.gov public record
Updated Jul 17, 2018 · Synced Oct 21, 2026, 1:15 AM EDT
Completed No phase listed Observational

Duration of Use of Highly Effective Reversible Contraception

NCT02414919
View directory record Official record
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
Source: ClinicalTrials.gov public record
Updated Mar 16, 2017 · Synced Oct 21, 2026, 1:15 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Quick Start Insertion of Mirena and ParaGard

NCT01730911
View directory record Official record
Conditions
Bleeding, Cramping, Pregnancy With IUD in Place, IUD Expulsion, IUD Removal
Interventions
Text message
Other
Lead sponsor
Columbia University
Other
Eligibility
Female only
Enrollment
230 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2012 – 2013
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Sep 25, 2014 · Synced Oct 21, 2026, 1:15 AM EDT
Completed Phase 4 Interventional Results available

BLIS - Breastfeeding Levonorgestrel IUD Study

NCT01990703
View directory record Official record
Conditions
Contraception
Interventions
Levonorgestrel IUD
Drug
Lead sponsor
University of Utah
Other
Eligibility
18 Years to 40 Years · Female only
Enrollment
285 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2017
U.S. locations
2
States / cities
Albuquerque, New Mexico • Salt Lake City, Utah
Source: ClinicalTrials.gov public record
Updated Jun 14, 2017 · Synced Oct 21, 2026, 1:15 AM EDT
Recruiting No phase listed Observational

Heavy Menstrual Bleeding Progestin Treatment in Bleeding Disorders Study

NCT05916469
View directory record Official record
Conditions
Heavy Menstrual Bleeding, Bleeding Disorder, Von Willebrand Diseases
Interventions
Levonorgestrel Intrauterine System, Norethindrone Acetate
Drug
Lead sponsor
Oregon Health and Science University
Other
Eligibility
10 Years to 24 Years · Female only
Enrollment
300 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2029
U.S. locations
9
States / cities
Palo Alto, California • Aurora, Colorado • Atlanta, Georgia + 5 more
Source: ClinicalTrials.gov public record
Updated Dec 17, 2025 · Synced Oct 21, 2026, 1:15 AM EDT
Completed Phase 3 Interventional Results available

LCS12 vs Combined Oral Contraceptive (COC) User Satisfaction Study

NCT01254292
View directory record Official record
Conditions
Contraception
Interventions
Levonorgestrel IUD (LCS, BAY86-5028), Yasmin (EE30/DRSP, BAY86-5131)
Drug
Lead sponsor
Bayer
Industry
Eligibility
18 Years to 29 Years · Female only
Enrollment
567 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2014
U.S. locations
24
States / cities
Tucson, Arizona • La Mesa, California • San Diego, California + 8 more
Source: ClinicalTrials.gov public record
Updated Sep 25, 2017 · Synced Oct 21, 2026, 1:15 AM EDT