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Showing 25–48 of 24 matching trials from the live ClinicalTrials.gov search.
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Filters: Condition: Oral Contraception Clear all
Completed Phase 1 Interventional Accepts healthy volunteers

An Evaluation of the Pharmacokinetics of an Oral Contraceptive (Brevicon) When Co-administered With Albiglutide .

NCT01077505
View directory record Official record
Conditions
Diabetes Mellitus, Type 2
Interventions
albiglutide, Oral contraceptive (Brevicon)
Biological · Drug
Lead sponsor
GlaxoSmithKline
Industry
Eligibility
18 Years to 40 Years · Female only
Enrollment
16 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2010
U.S. locations
1
States / cities
Austin, Texas
Source: ClinicalTrials.gov public record
Updated Jun 13, 2017 · Synced Jun 11, 2026, 3:07 AM EDT
Recruiting Phase 1 Interventional Accepts healthy volunteers

A Research Study Looking Into How NNC0662-0419 Works With Birth Control Pills and Emptying of the Stomach in Women Not Able to Become Pregnant With Excess Body Weight

NCT07525791
View directory record Official record
Conditions
Overweight, Obesity
Interventions
NNC0662-0419, Oral contraceptive, Acetaminophen
Drug
Lead sponsor
Novo Nordisk A/S
Industry
Eligibility
18 Years to 64 Years · Female only
Enrollment
45 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026 – 2027
U.S. locations
1
States / cities
Overland Park, Kansas
Source: ClinicalTrials.gov public record
Updated Apr 23, 2026 · Synced Jun 11, 2026, 3:07 AM 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 14, 2017 · Synced Jun 11, 2026, 3:07 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

A Study to Evaluate Effects of CC-99677 on the Pharmacokinetics of an Oral Contraceptive in Healthy Female Participants

NCT04718636
View directory record Official record
Conditions
Healthy Volunteers
Interventions
Oral Contraceptive (Ortho Tri-Cyclen or its generic equivalent), CC-99677
Drug
Lead sponsor
Celgene
Industry
Eligibility
18 Years to 48 Years · Female only
Enrollment
28 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2021
U.S. locations
3
States / cities
Miami, Florida • Marlton, New Jersey • Austin, Texas
Source: ClinicalTrials.gov public record
Updated Oct 27, 2021 · Synced Jun 11, 2026, 3:07 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Improving Adherence With Oral Contraceptives Using Daily Text Messaging Reminders

NCT00733707
View directory record Official record
Conditions
Oral Contraceptive Pill Adherence
Interventions
Text messaging reminders
Behavioral
Lead sponsor
Planned Parenthood League of Massachusetts
Other
Eligibility
14 Years and older · Female only
Enrollment
82 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2008 – 2009
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Mar 17, 2016 · Synced Jun 11, 2026, 3:07 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers Results available

Erenumab (AMG 334) Plus Combined Oral Contraceptive Drug Interaction Study in Healthy Females

NCT02792517
View directory record Official record
Conditions
Headache, Migraine
Interventions
Erenumab, Ethynil Estradiol/Norgestimate Oral Contraceptive
Drug
Lead sponsor
Amgen
Industry
Eligibility
18 Years to 45 Years · Female only
Enrollment
41 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016
U.S. locations
4
States / cities
Anaheim, California • Cypress, California • Dallas, Texas + 1 more
Source: ClinicalTrials.gov public record
Updated Dec 19, 2018 · Synced Jun 11, 2026, 3:07 AM EDT
Terminated Phase 1 Interventional Accepts healthy volunteers

A Study to Evaluate the Pharmacokinetics of an Oral Contraceptive When Co-administered With GSK2248761 in Healthy Adult Female Subjects.

NCT01195974
View directory record Official record
Conditions
Infection, Human Immunodeficiency Virus, HIV Infections
Interventions
YASMIN, GSK2248761, Placebo
Drug · Other
Lead sponsor
ViiV Healthcare
Industry
Eligibility
18 Years to 40 Years · Female only
Enrollment
13 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2010 – 2011
U.S. locations
1
States / cities
Fargo, North Dakota
Source: ClinicalTrials.gov public record
Updated Feb 19, 2019 · Synced Jun 11, 2026, 3:07 AM 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 23, 2013 · Synced Jun 11, 2026, 3:07 AM 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 29, 2019 · Synced Jun 11, 2026, 3:07 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Hormonal Birth Control and the Risk of Acquiring HIV

NCT00006324
View directory record Official record
Conditions
HIV Infections
Interventions
Ethinyl estradiol/levonorgestrel, Medroxyprogesterone acetate
Drug
Lead sponsor
Eunice Kennedy Shriver National Institute of Child Health and Human Development (NICHD)
NIH
Eligibility
16 Years to 35 Years · Female only
Enrollment
6,360 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
1999 – 2002
U.S. locations
1
States / cities
Research Triangle Park, North Carolina
Source: ClinicalTrials.gov public record
Updated Aug 6, 2008 · Synced Jun 11, 2026, 3:07 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Study to Evaluate the Effect of IW-3718 on the Pharmacokinetics of Oral Contraceptive, Levothyroxine, Glyburide, and Digoxin in Healthy Adult Volunteers

NCT03856970
View directory record Official record
Conditions
Healthy Volunteers
Interventions
Microgestin®, Levothyroxine, Glyburide, Digoxin, IW-3718
Drug
Lead sponsor
Ironwood Pharmaceuticals, Inc.
Industry
Eligibility
18 Years to 50 Years
Enrollment
87 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019
U.S. locations
1
States / cities
Austin, Texas
Source: ClinicalTrials.gov public record
Updated Jul 28, 2019 · Synced Jun 11, 2026, 3:07 AM EDT
Completed Not applicable Interventional

The Impact of Pack Supply on Birth Control Pill Continuation

NCT00677742
View directory record Official record
Conditions
Oral Contraception
Interventions
enhanced initial supply of oral contraception, conventional initial supply of oral contraception
Other
Lead sponsor
Columbia University
Other
Eligibility
Up to 35 Years · Female only
Enrollment
700 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2012
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Dec 11, 2012 · Synced Jun 11, 2026, 3:07 AM EDT
Completed Phase 2 Interventional Accepts healthy volunteers Results available

Does Concomitant Use of Combined Oral Hormonal Steroids Stop Bleeding in Women Using Etonogestrel Implants (Implanon/Nexplanon®)?: A Randomized Controlled Study

NCT01968135
View directory record Official record
Conditions
Uterine Hemorrhage, Contraception
Interventions
Combined Oral Contraceptive Pill, Placebo Sugar Pill
Drug
Lead sponsor
University of Colorado, Denver
Other
Eligibility
18 Years to 44 Years · Female only
Enrollment
32 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2013 – 2014
U.S. locations
1
States / cities
Aurora, Colorado
Source: ClinicalTrials.gov public record
Updated May 4, 2016 · Synced Jun 11, 2026, 3:07 AM EDT
Completed Phase 4 Interventional Accepts healthy volunteers Results available

Continuous Versus Cyclical OCP Use in PCOS

NCT03819140
View directory record Official record
Conditions
Polycystic Ovary Syndrome
Interventions
Yasmin
Drug
Lead sponsor
University of California, San Francisco
Other
Eligibility
15 Years to 40 Years · Female only
Enrollment
51 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2022
U.S. locations
1
States / cities
San Francisco, California
Source: ClinicalTrials.gov public record
Updated Nov 13, 2025 · Synced Jun 11, 2026, 3:07 AM EDT
Completed No phase listed Observational Accepts healthy volunteers

The Effects of Continuous Administration of a Monophasic Oral Contraceptive on Bleeding Days and Endometrial and Ovarian Function

NCT00128726
View directory record Official record
Conditions
Menstrual Cycle, Healthy
Interventions
Not listed
Lead sponsor
Milton S. Hershey Medical Center
Other
Eligibility
18 Years to 35 Years · Female only
Enrollment
62 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2001 – 2006
U.S. locations
1
States / cities
Hershey, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Dec 20, 2012 · Synced Jun 11, 2026, 3:07 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Drug Interaction Study of Isavuconazole and Oral Contraceptive Containing Ethinyl Estradiol and Norethindrone

NCT01597986
View directory record Official record
Conditions
Pharmacokinetics of Isavuconazole, Pharmacokinetics of Ethinyl Estradiol and Norethindrone, Healthy Volunteers
Interventions
isavuconazole, Oral Contraceptive (ethinyl estradiol / norethindrone)
Drug
Lead sponsor
Astellas Pharma Global Development, Inc.
Industry
Eligibility
50 Years to 65 Years · Female only
Enrollment
24 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2012
U.S. locations
1
States / cities
Miami, Florida
Source: ClinicalTrials.gov public record
Updated Jul 15, 2012 · Synced Jun 11, 2026, 3:07 AM EDT
Completed Phase 3 Interventional Accepts healthy volunteers Results available

Impact of Metformin in Teens With Polycystic Ovary Syndrome (PCOS) on Oral Contraceptive Therapy

NCT00283816
View directory record Official record
Conditions
Polycystic Ovary Syndrome
Interventions
Metformin, Oral Contraceptive Pill, Lifestyle Management Program, Quality of Life Questionnaire, Oral Glucose Tolerance Test, Blood work, Abdominal Ultra Sound, Dual-energy x-ray absorptiometry (DEXA scan), placebo
Drug · Behavioral · Procedure
Lead sponsor
University of Rochester
Other
Eligibility
12 Years to 18 Years · Female only
Enrollment
36 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2006 – 2008
U.S. locations
1
States / cities
Rochester, New York
Source: ClinicalTrials.gov public record
Updated May 14, 2015 · Synced Jun 11, 2026, 3:07 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Atazanavir and Ritonavir (ATV/RTV) and an Oral Contraceptive in Healthy Females

NCT00357604
View directory record Official record
Conditions
HIV Infections
Interventions
Ortho Tri-Cyclen (ethinyl estradiol + norgestimate), Ortho Tri-Cyclen LO (ethinyl estradiol + norgestimate) + Atazanavir/Ritonavir for 14 days then Ortho Tri-Cyclen for 7 days
Drug
Lead sponsor
Bristol-Myers Squibb
Industry
Eligibility
18 Years to 45 Years · Female only
Enrollment
22 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2006
U.S. locations
1
States / cities
San Diego, California
Source: ClinicalTrials.gov public record
Updated Apr 7, 2011 · Synced Jun 11, 2026, 3:07 AM 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 15, 2020 · Synced Jun 11, 2026, 3:07 AM EDT
Completed Phase 4 Interventional Accepts healthy volunteers Results available

Oral Contraceptives, Insulin Resistance and Cardiovascular Risk Profile in Pre-Menopausal Women

NCT01475513
View directory record Official record
Conditions
Insulin Sensitivity, Cardiovascular Risk, Perimenopausal Disorder
Interventions
Ortho Cyclen®
Drug
Lead sponsor
Virginia Commonwealth University
Other
Eligibility
18 Years to 35 Years · Female only
Enrollment
47 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2011 – 2014
U.S. locations
1
States / cities
Richmond, Virginia
Source: ClinicalTrials.gov public record
Updated Aug 7, 2018 · Synced Jun 11, 2026, 3:07 AM EDT
Completed Phase 4 Interventional Accepts healthy volunteers Results available

Do Oral Contraceptives Protect Against ACL Injuries in Female Athletes

NCT04899778
View directory record Official record
Conditions
Ligament Injury
Interventions
Oral Contraceptive Pill, norethindrn a-e estradiol-iron
Drug
Lead sponsor
Cedars-Sinai Medical Center
Other
Eligibility
18 Years and older · Female only
Enrollment
73 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2024
U.S. locations
1
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Apr 30, 2025 · Synced Jun 11, 2026, 3:07 AM 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 26, 2020 · Synced Jun 11, 2026, 3:07 AM EDT
Completed Phase 1 Interventional

A Study of LY3437943 in Postmenopausal Female Participants Who Are Overweight or Obese

NCT06039826
View directory record Official record
Conditions
Overweight
Interventions
LY3437943, Ethinyl Estradiol, Drospirenone
Drug
Lead sponsor
Eli Lilly and Company
Industry
Eligibility
40 Years to 60 Years · Female only
Enrollment
46 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2024
U.S. locations
2
States / cities
South Miami, Florida • San Antonio, Texas
Source: ClinicalTrials.gov public record
Updated Jul 25, 2024 · Synced Jun 11, 2026, 3:07 AM EDT
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 29, 2025 · Synced Jun 11, 2026, 3:07 AM EDT