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ClinicalTrials.gov public records Last synced Oct 9, 2026, 12:04 PM EDT

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Showing 1–6 of 6 matching trials from the live ClinicalTrials.gov search.
Filters: Intervention: Ethinyl estradiol (EE) and levonorgestrel (LN) Clear all
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 9, 2026, 12:04 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Effect of PF-06651600 on the Pharmacokinetics of Oral Contraceptive Steroids

NCT04018274
View directory record Official record
Conditions
Healthy
Interventions
PF-06651600, Ethinyl estradiol (EE) and levonorgestrel(LN)
Drug
Lead sponsor
Pfizer
Industry
Eligibility
18 Years to 60 Years · Female only
Enrollment
29 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019
U.S. locations
2
States / cities
Coral Gables, Florida • Miami, Florida
Source: ClinicalTrials.gov public record
Updated Nov 15, 2019 · Synced Oct 9, 2026, 12:04 PM EDT
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 Oct 9, 2026, 12:04 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

A Study to Determine the Effects of PF-04965842 on the Pharmacokinetics of Oral Contraceptive Steroids in Healthy Female Subjects

NCT03662516
View directory record Official record
Conditions
Healthy Females
Interventions
PF-04965842, Ethinyl estradiol (EE) and levonorgestrel (LN)
Drug
Lead sponsor
Pfizer
Industry
Eligibility
18 Years to 55 Years · Female only
Enrollment
17 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2019
U.S. locations
1
States / cities
New Haven, Connecticut
Source: ClinicalTrials.gov public record
Updated Mar 23, 2020 · Synced Oct 9, 2026, 12:04 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 9, 2026, 12:04 PM EDT
Active, not 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
41 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026 – 2027
U.S. locations
1
States / cities
Overland Park, Kansas
Source: ClinicalTrials.gov public record
Updated Sep 30, 2026 · Synced Oct 9, 2026, 12:04 PM EDT