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ClinicalTrials.gov public records Last synced Oct 23, 2026, 1:02 PM EDT

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Showing 25–48 of 64 matching trials from the live ClinicalTrials.gov search.
Filters: Intervention: Levora Clear all
Completed Phase 1 Interventional Accepts healthy volunteers

Study of the Effect of ITCA 650 on the PK/PD of Oral Contraceptive in Healthy Female Subjects

NCT02641990
View directory record Official record
Conditions
Healthy Adult Premenopausal Female Volunteers
Interventions
ITCA 650 20/60 mcg/day, ITCA placebo, ITCA placebo, ITCA 650 20/60 mcg/day
Drug
Lead sponsor
Intarcia Therapeutics
Industry
Eligibility
18 Years to 45 Years · Female only
Enrollment
28 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2015 – 2016
U.S. locations
2
States / cities
Miami, Florida • Orlando, Florida
Source: ClinicalTrials.gov public record
Updated Mar 22, 2016 · Synced Oct 23, 2026, 1:02 PM EDT
Completed Phase 4 Interventional Accepts healthy volunteers

Oral Contraceptive Efficacy and Body Weight

NCT00662454
View directory record Official record
Conditions
Contraception, Body Weight
Interventions
ethinyl estradiol / levonorgestrel
Drug
Lead sponsor
Oregon Health and Science University
Other
Eligibility
18 Years to 35 Years · Female only
Enrollment
120 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2006
U.S. locations
1
States / cities
Portland, Oregon
Source: ClinicalTrials.gov public record
Updated Sep 16, 2020 · Synced Oct 23, 2026, 1:02 PM EDT
Completed Phase 2 Interventional Accepts healthy volunteers Results available

A Multicenter Study to Evaluate the Effects of a 91-day Oral Contraceptive on Bone Mineral Density in Adolescent Females

NCT00924560
View directory record Official record
Conditions
Bone Mineral Density
Interventions
91-day Levonorgestrel Oral Contraceptive, 28-day Levonorgestrel Oral Contraceptive
Drug
Lead sponsor
Duramed Research
Industry
Eligibility
12 Years to 18 Years · Female only
Enrollment
1,361 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2009 – 2012
U.S. locations
46
States / cities
Phoenix, Arizona • Tucson, Arizona • North Little Rock, Arkansas + 39 more
Source: ClinicalTrials.gov public record
Updated Oct 22, 2014 · Synced Oct 23, 2026, 1:02 PM EDT
Completed Phase 3 Interventional

Study Evaluating Combination of Levonorgestrel (LNG) and Ethinyl Estradiol (EE) in Premenstrual Dysphoric Disorder

NCT00128934
View directory record Official record
Conditions
Menstruation Disturbances, Premenstrual Syndrome
Interventions
levonorgestrel/ethinyl estradiol
Drug
Lead sponsor
Wyeth is now a wholly owned subsidiary of Pfizer
Industry
Eligibility
18 Years to 49 Years · Female only
Enrollment
744 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005 – 2007
U.S. locations
69
States / cities
Scottsdale, Arizona • Tucson, Arizona • Jonesboro, Arkansas + 61 more
Source: ClinicalTrials.gov public record
Updated Dec 27, 2007 · Synced Oct 23, 2026, 1:02 PM EDT
Completed Phase 4 Interventional Results available

Medical Therapy Versus Radiofrequency Endometrial Ablation in the Initial Treatment of Menorrhagia

NCT01165307
View directory record Official record
Conditions
Menorrhagia
Interventions
Estradiol 30mcg / Levonorgestrel 150mcg monophasic oral contraceptive pills, Naproxen sodium pills, NovaSure® Radiofrequency Endometrial Ablation
Drug · Device
Lead sponsor
Abimbola Famuyide
Other
Eligibility
30 Years to 55 Years · Female only
Enrollment
77 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2015
U.S. locations
1
States / cities
Rochester, Minnesota
Source: ClinicalTrials.gov public record
Updated Jan 20, 2017 · Synced Oct 23, 2026, 1:02 PM EDT
Completed Phase 2 Interventional Accepts healthy volunteers Results available

A Study to Evaluate Bleeding Patterns With Three Different Doses of DR-1031 Compared to Seasonale

NCT00394771
View directory record Official record
Conditions
Breakthrough Bleeding
Interventions
DR-1031, Seasonale®, Portia®
Drug
Lead sponsor
Duramed Research
Industry
Eligibility
18 Years to 45 Years · Female only
Enrollment
567 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2006 – 2008
U.S. locations
50
States / cities
Huntsville, Alabama • Tucson, Arizona • Little Rock, Arkansas + 45 more
Source: ClinicalTrials.gov public record
Updated Jul 26, 2013 · Synced Oct 23, 2026, 1:02 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

A Study of Continuous Oral Contraceptives and Doxycycline

NCT00480532
View directory record Official record
Conditions
Contraceptives, Oral
Interventions
Lybrel, Doxycycline, Oracea, Placebo, Doxycycline 100bid x5 days at the time of bleeding, Subantimicrobial doxycycline daily, placebo daily
Drug
Lead sponsor
Oregon Health and Science University
Other
Eligibility
18 Years to 45 Years · Female only
Enrollment
131 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2007 – 2011
U.S. locations
2
States / cities
Honolulu, Hawaii • Portland, Oregon
Source: ClinicalTrials.gov public record
Updated Oct 22, 2014 · Synced Oct 23, 2026, 1:02 PM EDT
Active, not recruiting Phase 1 Interventional Accepts healthy volunteers

A Study to Investigate the Effect of AZD6234, AZD9550, and a Combination of AZD9550 and AZD6234 on Pharmacokinetics of Combined Oral Contraceptive Ethinyl Estradiol/Levonorgestrel in Healthy Female Participants Living With Overweight or Obesity

NCT07013643
View directory record Official record
Conditions
Healthy Participants
Interventions
AZD6234, Ethinyl estradiol/Levonorgestrel (EE/LEVO), Acetaminophen (APAP), AZD9550
Drug
Lead sponsor
AstraZeneca
Industry
Eligibility
35 Years to 75 Years · Female only
Enrollment
100 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2027
U.S. locations
2
States / cities
Glendale, California • Brooklyn, Maryland
Source: ClinicalTrials.gov public record
Updated Oct 13, 2026 · Synced Oct 23, 2026, 1:02 PM EDT
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 Oct 23, 2026, 1:02 PM EDT
Completed Phase 3 Interventional Accepts healthy volunteers Results available

Study to Evaluate the Contraceptive Efficacy/Safety of a Low Dose EE/LNG Transdermal Contraceptive Delivery System

NCT01181479
View directory record Official record
Conditions
Contraception
Interventions
AG200-15 (cycles 1-13), Lessina crossover to AG200-15
Drug
Lead sponsor
Agile Therapeutics
Industry
Eligibility
17 Years to 40 Years · Female only
Enrollment
1,504 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2010 – 2012
U.S. locations
80
States / cities
Huntsville, Alabama • Mobile, Alabama • Chandler, Arizona + 77 more
Source: ClinicalTrials.gov public record
Updated Jul 3, 2018 · Synced Oct 23, 2026, 1:02 PM EDT
Completed Phase 3 Interventional Accepts healthy volunteers Results available

A Study to Evaluate the Efficacy and Safety of DR-103 for the Prevention of Pregnancy

NCT00996580
View directory record Official record
Conditions
Pregnancy Prevention
Interventions
DR-103
Drug
Lead sponsor
Teva Women's Health
Industry
Eligibility
18 Years to 40 Years · Female only
Enrollment
3,597 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2009 – 2011
U.S. locations
94
States / cities
Montgomery, Alabama • Phoenix, Arizona • Tucson, Arizona + 83 more
Source: ClinicalTrials.gov public record
Updated Jun 24, 2013 · Synced Oct 23, 2026, 1:02 PM EDT
Terminated Phase 4 Interventional Results available

Protease Inhibitors and Combined Oral Contraceptive Pharmacokinetics and Pharmacodynamics

NCT02531321
View directory record Official record
Conditions
Contraception, HIV
Interventions
Levonorgestrel and Ethinyl Estradiol
Drug
Lead sponsor
University of Southern California
Other
Eligibility
18 Years to 45 Years · Female only
Enrollment
17 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2016
U.S. locations
1
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated May 31, 2019 · Synced Oct 23, 2026, 1:02 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

A Study to Evaluate Ovarian Follicular Activity and Hormone Levels for DR-102 Compared to Two 28-Day Oral Contraceptives

NCT01291004
View directory record Official record
Conditions
Follicle Development, Ovarian Follicle, Follicle Count, Follicle Size, Oral Contraceptive
Interventions
Desogestrel/ethinyl estradiol and ethinyl estradiol, 28-day drospirenone oral contraceptive, 28-day levonorgestrel oral contraceptive
Drug
Lead sponsor
Teva Branded Pharmaceutical Products R&D, Inc.
Industry
Eligibility
18 Years to 35 Years · Female only
Enrollment
206 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2011 – 2012
U.S. locations
2
States / cities
Philadelphia, Pennsylvania • Seattle, Washington
Source: ClinicalTrials.gov public record
Updated Dec 8, 2021 · Synced Oct 23, 2026, 1:02 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers Results available

Effect of GSK3640254 on the Pharmacokinetics of a Combination Oral Contraceptive

NCT03984825
View directory record Official record
Conditions
HIV Infections
Interventions
GSK3640254, Portia
Drug
Lead sponsor
ViiV Healthcare
Industry
Eligibility
18 Years to 50 Years · Female only
Enrollment
23 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019
U.S. locations
1
States / cities
Austin, Texas
Source: ClinicalTrials.gov public record
Updated Aug 27, 2020 · Synced Oct 23, 2026, 1:02 PM 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 30, 2019 · Synced Oct 23, 2026, 1:02 PM EDT
Completed Phase 3 Interventional

A Study to Evaluate the Efficacy of Seasonique for the Treatment of Cyclic Pelvic Pain

NCT00196365
View directory record Official record
Conditions
Dysmenorrhea
Interventions
levonorgestrel/EE 0.15/0.03 and EE 0.01 mg tablets, levonorgestrel/EE 0.15/0.03 mg tablets and placebo
Drug
Lead sponsor
Duramed Research
Industry
Eligibility
18 Years to 40 Years · Female only
Enrollment
97 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005 – 2007
U.S. locations
18
States / cities
Huntsville, Alabama • Phoenix, Arizona • San Diego, California + 14 more
Source: ClinicalTrials.gov public record
Updated May 12, 2014 · Synced Oct 23, 2026, 1:02 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

An Open-label Study in Healthy Participants to Evaluate AZD0780 as an Object or Precipitant of CYP3A4-mediated Drug-drug Interactions

NCT06671405
View directory record Official record
Conditions
Dyslipidaemia
Interventions
AZD0780, Itraconazole, Carbamazepine, Midazolam, Ethinyl estradiol/levonorgestrel
Drug
Lead sponsor
AstraZeneca
Industry
Eligibility
18 Years to 75 Years
Enrollment
59 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2025
U.S. locations
1
States / cities
Brooklyn, Maryland
Source: ClinicalTrials.gov public record
Updated Apr 27, 2025 · Synced Oct 23, 2026, 1:02 PM EDT
Completed Phase 3 Interventional Accepts healthy volunteers Results available

Transdermal Contraceptive Delivery System (TCDS), Also Known as AG200-15 Patch Arm

NCT01236768
View directory record Official record
Conditions
Contraception
Interventions
AG200-15, Levora
Drug
Lead sponsor
Agile Therapeutics
Industry
Eligibility
18 Years to 40 Years · Female only
Enrollment
407 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2010 – 2011
U.S. locations
21
States / cities
Mobile, Alabama • Green Valley, Arizona • Tucson, Arizona + 16 more
Source: ClinicalTrials.gov public record
Updated Sep 15, 2017 · Synced Oct 23, 2026, 1:02 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Study to Assess the Safety, Tolerability, PK, ECG Effects, Food Effect, and Drug-drug Interaction (DDI) of Hormonal Contraceptives of PTI-428 in Healthy Female Volunteers

NCT02846142
View directory record Official record
Conditions
Healthy Volunteer
Interventions
PTI-428, Placebo, ethinyl estradiol and levonorgestrel
Drug · Other
Lead sponsor
Proteostasis Therapeutics, Inc.
Industry
Eligibility
18 Years to 55 Years · Female only
Enrollment
94 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2017
U.S. locations
1
States / cities
Overland Park, Kansas
Source: ClinicalTrials.gov public record
Updated May 24, 2018 · Synced Oct 23, 2026, 1:02 PM EDT
Completed Phase 4 Interventional Accepts healthy volunteers Results available

Impact of Combined Hormonal Contraceptives on UPA

NCT02577601
View directory record Official record
Conditions
Contraception
Interventions
Ulipristal Acetate, Levonorgestrel (LNG)/Ethinyl estradiol birth control pill
Drug
Lead sponsor
Oregon Health and Science University
Other
Eligibility
18 Years to 35 Years · Female only
Enrollment
36 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2015 – 2017
U.S. locations
1
States / cities
Portland, Oregon
Source: ClinicalTrials.gov public record
Updated Nov 8, 2019 · Synced Oct 23, 2026, 1:02 PM EDT
Completed Phase 1 Interventional

Study of Tisagenlecleucel in Combination With Pembrolizumab in r/r Diffuse Large B-cell Lymphoma Patients

NCT03630159
View directory record Official record
Conditions
Diffuse Large B-cell Lymphoma
Interventions
Tisagenlecleucel, Pembrolizumab
Biological · Drug
Lead sponsor
Novartis Pharmaceuticals
Industry
Eligibility
18 Years and older
Enrollment
12 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2021
U.S. locations
3
States / cities
Atlanta, Georgia • Chicago, Illinois • Kansas City, Kansas
Source: ClinicalTrials.gov public record
Updated Aug 15, 2022 · Synced Oct 23, 2026, 1:02 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

A Study to Learn If the Study Medicine Called PF-08049820 Changes How the Body Processes the Other Study Medicines Called Oral Contraceptives, Midazolam, and Dabigatran in Healthy Adult Female Participants

NCT07190430
View directory record Official record
Conditions
Atopic Dermatitis
Interventions
PF-08049820, Midazolam, Dabigatran Etexilate, Portia (EE and LN) or equivalent oral tablet
Drug
Lead sponsor
Pfizer
Industry
Eligibility
18 Years and older · Female only
Enrollment
16 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025
U.S. locations
1
States / cities
New Haven, Connecticut
Source: ClinicalTrials.gov public record
Updated Sep 9, 2026 · Synced Oct 23, 2026, 1:02 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Evaluate the Effect of Vimseltinib on Pharmacokinetics of Combined Oral Contraceptive (Ethinyl Estradiol/Levonorgestrel)

NCT07539090
View directory record Official record
Conditions
Healthy Participants
Interventions
Vimseltinib, Combined Oral Contraceptive (COC) (ethinyl estradiol [EE]/levonorgestrel [LNG])
Drug
Lead sponsor
Deciphera Pharmaceuticals, LLC
Industry
Eligibility
18 Years to 55 Years · Female only
Enrollment
27 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026
U.S. locations
1
States / cities
Saint Paul, Minnesota
Source: ClinicalTrials.gov public record
Updated Oct 15, 2026 · Synced Oct 23, 2026, 1:02 PM EDT
Completed Phase 3 Interventional

Study Evaluating Levonorgestrel/Ethinyl Estradiol (LNG/EE) in PMS

NCT00161681
View directory record Official record
Conditions
Premenstrual Syndrome
Interventions
Levonorgestrel/Ethinyl Estradiol
Drug
Lead sponsor
Wyeth is now a wholly owned subsidiary of Pfizer
Industry
Eligibility
18 Years to 49 Years · Female only
Enrollment
200 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005 – 2006
U.S. locations
48
States / cities
Huntsville, Alabama • Peoria, Arizona • Phoenix, Arizona + 40 more
Source: ClinicalTrials.gov public record
Updated Feb 8, 2013 · Synced Oct 23, 2026, 1:02 PM EDT