Post-approval studies (Phase 4)UnknownNCT04975074What this trial is testingIron Deficiency Anemia in Twin PregnanciesWho this might be right forAnemia, Iron-Deficiency Shengjing Hospital 1,000
Not applicableEnded earlyNCT03863613What this trial is testingPessary Versus Cerclage With or Without Progesterone in TwinsWho this might be right forPreterm BirthTwin PregnancyShort Cervix Mỹ Đức Hospital 219
Not applicableStudy completedNCT03239912What this trial is testingTreatment of Class II Malocclusion Combined With Low-level LaserWho this might be right forMalocclusion, Angle Class II Damascus University 40
Not applicableStudy completedNCT00339781What this trial is testingPredictive and Protective Factors in the Cause of Diabetes - A Study in TwinsWho this might be right forDiabetesType 1 Diabetes National Institute of Environmental Health Sciences (NIEHS) 240
Not applicableStudy completedNCT05494268What this trial is testingEffects of Preoperative Oral Carbohydrate Loading on Maternal Thiol-disulfide HomeostasisWho this might be right forPregnancy RelatedCesarean Delivery Affecting FetusFetus Fetus Karamanoğlu Mehmetbey University 80
Early research (Phase 1)Study completedNCT01054872What this trial is testingExamining the Role of Genetics in Determining the Immune Response to an HIV Vaccine in HIV-Uninfected Adult TwinsWho this might be right forHIV Infections National Institute of Allergy and Infectious Diseases (NIAID) 8
Testing effectiveness (Phase 2)Ended earlyNCT00290654What this trial is testingInternal Radiation Therapy After Lumpectomy in Treating Women With Ductal Carcinoma in SituWho this might be right forBreast Cancer Masonic Cancer Center, University of Minnesota 45
Post-approval studies (Phase 4)UnknownNCT01927029What this trial is testingPreterm Delivery Prevention in Twins With ProgesteroneWho this might be right forPregnancies Universidad del Desarrollo 213
Not applicableStudy completedNCT00341731What this trial is testingEnvironmental Factors in the Development of Polycystic Ovary SyndromeWho this might be right forPolycystic Ovary Syndrome National Institute of Environmental Health Sciences (NIEHS)
Not applicableLooking for participantsNCT07640828What this trial is testingDigital Twin and Ml-basEd MOdel of TEVAR InterventionsWho this might be right forAorta DiseaseAorta, Thoracic Pathologies Fondazione IRCCS Ca' Granda, Ospedale Maggiore Policlinico 5,000
Not applicableStudy completedNCT04182360What this trial is testingCarbetocin at Elective Cesarean Deliveries: A Dose-finding Study in Women With Twin Pregnancy.Who this might be right forPostpartum HemorrhageTwin Samuel Lunenfeld Research Institute, Mount Sinai Hospital 30
Not applicableStudy completedNCT05297825What this trial is testingTwins Nutrition Study (TwiNS): Vegan vs. OmnivoreWho this might be right forLipid MetabolismGlucose IntoleranceWeight Change, Body+3 more Stanford University 44
Not applicableNot Yet RecruitingNCT07430501What this trial is testingUsing Digital Twin Technology and Clinical Decision Support Systems to Improve the Early Detection, Personalised Treatment, and Long-term Monitoring of Patients Across the Full Spectrum of Metabolic-associated Fatty Liver Disease (MAFLD).Who this might be right forMetabolic Dysfunction-Associated Steatotic Liver Disease Hospital Universitari Vall d'Hebron Research Institute 7,720
Large-scale testing (Phase 3)Study completedNCT03547791What this trial is testingEffects of ACS in Twin With LPB: Study Protocol for a RCTWho this might be right forTwin Pregnancy, Antepartum Condition or Complication Seoul National University Hospital 848
Early research (Phase 1)Study completedNCT03088904What this trial is testingGenetic and Environmental Factors in the Response to Influenza VaccinationWho this might be right forInfluenzaHealthy Stanford University 109
Not applicableStudy completedNCT03116334What this trial is testingGenetic Influences Between Cognitive Function and BMIWho this might be right forObesity Baylor College of Medicine 869
Post-approval studies (Phase 4)Study completedNCT05772156What this trial is testingProphylactic Methylergonovine for Twin CesareanWho this might be right forTwin; Complicating PregnancyPostpartum Hemorrhage Columbia University 66
Not applicableLooking for participantsNCT07340242What this trial is testingDentoskeletal Effects of 3D-Printed Fixed Twin Block Versus MARA Appliances in Management of Skeletal Class IIWho this might be right forClass II MalocclusionMandibular Deficiency Mansoura University 60
Not applicableStudy completedNCT05312814What this trial is testingClinical Utility of the Addition of a SNP-based NIPT Zygosity Determination in Twin Pregnancy Management.Who this might be right forTwin to Twin Transfusion SyndromePregnancy ComplicationsMultiple Gestation; Maternal Care Natera, Inc. 137
Not applicableLooking for participantsNCT03561766What this trial is testingBirth Cohort Study of China Medical UniversityWho this might be right forTwin; Complicating PregnancyAdvanced Maternal Age PregnancyScarred Uterus+1 more Shengjing Hospital 1,000