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ClinicalTrials.gov public records Last synced Nov 7, 2026, 9:26 AM EST

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Showing 193–205 of 205 matching trials from the live ClinicalTrials.gov search.
Filters: Intervention: levonorgestrel Clear all
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 Nov 7, 2026, 9:26 AM EST
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 Nov 7, 2026, 9:26 AM EST
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 Nov 7, 2026, 9:26 AM EST
Completed Phase 2 Interventional Accepts healthy volunteers

Study of Spermatogenesis Suppression With DMAU Alone or With LNG Versus Placebo Alone in Normal Men

NCT03455075
View directory record Official record
Conditions
Healthy, Men, Male Contraception
Interventions
Dimethandrolone-Undecanoate, Levonorgestrel 0.03 MG, Placebo oral capsule
Drug
Lead sponsor
Premier Research
Other
Eligibility
18 Years to 50 Years · Male only
Enrollment
92 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2020
U.S. locations
2
States / cities
Torrance, California • Seattle, Washington
Source: ClinicalTrials.gov public record
Updated Oct 30, 2025 · Synced Nov 7, 2026, 9:26 AM EST
Completed Phase 3 Interventional

Safety and Contraceptive Efficacy of an Intravaginal Ring With LNG (Levonorgestrel) Over One Year in Healthy Women

NCT02403401
View directory record Official record
Conditions
Contraception
Interventions
Levonorgestrel (BAY98-7196)
Drug
Lead sponsor
Bayer
Industry
Eligibility
18 Years to 35 Years · Female only
Enrollment
1,471 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2016
U.S. locations
79
States / cities
Mobile, Alabama • Chandler, Arizona • Mesa, Arizona + 67 more
Source: ClinicalTrials.gov public record
Updated Apr 8, 2021 · Synced Nov 7, 2026, 9:26 AM EST
Completed No phase listed Observational Accepts healthy volunteers Results available

Comparison of the Levonorgestrel IUD and the Copper IUD Placed in the Immediate Postplacental Period: A Prospective Cohort Study

NCT02067663
View directory record Official record
Conditions
Contraception
Interventions
Paragard, Mirena
Device · Drug
Lead sponsor
University of Colorado, Denver
Other
Eligibility
18 Years to 45 Years · Female only
Enrollment
123 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2014 – 2015
U.S. locations
1
States / cities
Aurora, Colorado
Source: ClinicalTrials.gov public record
Updated Jul 5, 2019 · Synced Nov 7, 2026, 9:26 AM EST
Completed Phase 3 Interventional Results available

Mirena Extension Trial

NCT02985541
View directory record Official record
Conditions
Contraception
Interventions
Levonorgestrel IUS (Mirena, BAY86-5028)
Drug
Lead sponsor
Bayer
Industry
Eligibility
18 Years to 35 Years · Female only
Enrollment
364 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2021
U.S. locations
49
States / cities
Mobile, Alabama • Phoenix, Arizona • Scottsdale, Arizona + 44 more
Source: ClinicalTrials.gov public record
Updated Apr 28, 2022 · Synced Nov 7, 2026, 9:26 AM EST
Completed Not applicable Interventional Accepts healthy volunteers

Effectiveness of Truclear on Patient Quality of Life

NCT02934789
View directory record Official record
Conditions
Heavy Menstrual Bleeding
Interventions
Hysteroscopic myomectomy with Truclear, Medical therapy
Procedure · Drug
Lead sponsor
All For Women Healthcare, Illinois
Other
Eligibility
21 Years to 80 Years · Female only
Enrollment
69 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2014 – 2018
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated Jun 27, 2018 · Synced Nov 7, 2026, 9:26 AM EST
Completed Phase 3 Interventional Accepts healthy volunteers

US Cycle Control and Blood Pressure Study

NCT00920985
View directory record Official record
Conditions
Contraception
Interventions
Gestodene/EE (FC Patch Low, BAY86-5016), Oral contraceptive (equivalent to the active treatment tablets of Levlite), 21-day blister SH D00593A
Drug
Lead sponsor
Bayer
Industry
Eligibility
18 Years to 45 Years · Female only
Enrollment
346 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2009 – 2010
U.S. locations
28
States / cities
Chandler, Arizona • Glendale, Arizona • Phoenix, Arizona + 25 more
Source: ClinicalTrials.gov public record
Updated Oct 9, 2015 · Synced Nov 7, 2026, 9:26 AM EST
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 Nov 7, 2026, 9:26 AM EST
Completed Phase 1 Interventional Accepts healthy volunteers

Effect Of Multiple Dose PF-06700841 On The Pharmacokinetics Of Single Dose Oral Contraceptive Steroids

NCT04267250
View directory record Official record
Conditions
Healthy Female Volunteers
Interventions
PF-06700841, Ethinyl estradiol (EE) and levonorgestrel (LN)
Drug
Lead sponsor
Pfizer
Industry
Eligibility
18 Years to 60 Years · Female only
Enrollment
18 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020
U.S. locations
2
States / cities
Coral Gables, Florida • Miami, Florida
Source: ClinicalTrials.gov public record
Updated Nov 13, 2020 · Synced Nov 7, 2026, 9:26 AM EST
Completed Phase 3 Interventional Accepts healthy volunteers Results available

Open-label Study to Evaluate the Efficacy and Safety of an Extended-cycle, Low Dose Combination Oral Contraceptive

NCT00196326
View directory record Official record
Conditions
Contraception
Interventions
DR-1011
Drug
Lead sponsor
Duramed Research
Industry
Eligibility
18 Years to 40 Years · Female only
Enrollment
2,235 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2005 – 2007
U.S. locations
55
States / cities
Huntsville, Alabama • Phoenix, Arizona • Tucson, Arizona + 46 more
Source: ClinicalTrials.gov public record
Updated Nov 16, 2016 · Synced Nov 7, 2026, 9:26 AM EST
Terminated Phase 3 Interventional Accepts healthy volunteers Results available

A Study of a Levonorgestrel-Releasing Intrauterine System for Long-Term, Reversible Contraception

NCT00995150
View directory record Official record
Conditions
Contraception
Interventions
LNG20, Mirena
Drug
Lead sponsor
Medicines360
Other
Eligibility
16 Years to 45 Years · Female only
Enrollment
1,910 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2009 – 2021
U.S. locations
25
States / cities
Phoenix, Arizona • Palo Alto, California • San Francisco, California + 22 more
Source: ClinicalTrials.gov public record
Updated Aug 14, 2024 · Synced Nov 7, 2026, 9:26 AM EST