Post-approval studies (Phase 4)Study completedNCT01170390What this trial is testingOral Contraceptives and Body Mass IndexWho this might be right forBody WeightContraceptive Usage Oregon Health and Science University 32
Testing effectiveness (Phase 2)Study completedNCT00185380What this trial is testingDose-finding Study for the Ultralow-dose Levonorgestrel Intrauterine Contraceptive System (LCS)Who this might be right forContraception Bayer 742
Not applicableStudy completedNCT05336825What this trial is testingCO2 Laser vs Lidocaine for Vestibulodynia in Premenopausal WomenWho this might be right forVulvodynia Atlantic Health System 10
Post-approval studies (Phase 4)Study completedNCT01490190What this trial is testingStudy of the Use of a Contraceptive Vaginal Ring (NuvaRing) in Normal Daily Practice in Indian Women (P07733)Who this might be right forContraception Organon and Co 252
Post-approval studies (Phase 4)Ended earlyNCT03537768What this trial is testingStudy Comparing Emergency Contraception Effectiveness in Women Who Weight ≥ 80 kgWho this might be right forContraception Kimberly Myer 532
Not applicableStudy completedNCT03922334What this trial is testingNavigating New Motherhood 2Who this might be right forPostpartum HealthBreastfeedingContraception+2 more Northwestern University 405
Not applicableStudy completedNCT03901131What this trial is testingPROMES: A Clinical Study in Which Researchers Want to Learn More About the Safety Profile of MESIGYNA (Norethisterone Enantate 50 mg and Estradiol Valerate 5 mg) Used as a Medication to Prevent Pregnancy for Adult Women in Reproductive Age in the Peruvian Population at the Outpatient Clinic.Who this might be right forContraceptive Bayer 296
Not applicableNot Yet RecruitingNCT07681908What this trial is testing#TranscendentHealth: A Text Messaging Pregnancy Prevention Program for Transgender BoysWho this might be right forPregnancy (Unwanted)Sexually Transmitted Disease (STD)HIV Infection+1 more Center for Innovative Public Health Research 467
Post-approval studies (Phase 4)Study completedNCT04423055What this trial is testingNexplanon Use in Women Primarily Choosing a Combined Oral ContraceptiveWho this might be right forContraception University of California, Davis 120
Not applicableStudy completedNCT03833115What this trial is testingSpermicidal Efficacy Of A Vaginal GelWho this might be right forContraception Laval University 30
Early research (Phase 1)Study completedNCT01253174What this trial is testingInvestigation of Bioequivalence of Ethinylestradiol (EE) and Drospirenone (DRSP) in Two Different Tablet Formulations: Yasmin and Yasmin + Levomefolate Calcium (Metafolin) & L-5-MTHF in Two Different Tablet Formulations: Levomefolate Calcium (Metafolin) and Yasmin + Levomefolate Calcium (Metafolin)Who this might be right forContraception Bayer 48
Not applicableStudy completedNCT00333541What this trial is testingEvaluation of Internet Access and Use in Adolescent Women Initiating ContraceptionWho this might be right forContraceptive BehaviorInternet Use University of California, San Francisco 100
Large-scale testing (Phase 3)UnknownNCT04311658What this trial is testingSafety and Efficacy of the Effect of Isosorbide Mononitrate in Reducing Pain During Levonorgestrel-releasing Intrauterine Device InsertionWho this might be right forContraception Cairo University 88
Not applicableLooking for participantsNCT05044962What this trial is testingKuwa Free! - Live Free!Who this might be right forHIV InfectionsContraceptionDrug-drug Interaction University of Alabama at Birmingham 700
Post-approval studies (Phase 4)Study completedNCT00651846What this trial is testingInvestigate Impact of Yasmin vs Microgynon on Hemostasis Parameters in Healthy WomenWho this might be right forHealthy Bayer 43
Not applicableEnded earlyNCT05357144What this trial is testingAmbassADDOrs for Health StudyWho this might be right forHIV Infections University of California, San Francisco 157
Large-scale testing (Phase 3)Study completedNCT00819312What this trial is testingYAZ, Oral Contraceptive Registration in ChinaWho this might be right forContraception Bayer 675
Not applicableUnknownNCT03890705What this trial is testingPostpartum Family Planning Utilization and Associated Factors Among Women During First Year After Childbirth in AssiutWho this might be right forContraception Assiut University 600
Not applicableStudy completedNCT02865187What this trial is testingEvaluation of Vitamin D in Women With PCOS and Sexual DysfunctionWho this might be right forFemale Sexual DysfunctionPolycystic Ovary Syndrome Wright State University 47
Not applicableNot Yet RecruitingNCT06766409What this trial is testingEffect of Joint Provision of Community Group-based Counseling with Individual Counseling on Postpartum ContraceptionWho this might be right forPostpartum Contraception St. Paul's Hospital Millennium Medical College, Ethiopia 598