| Not Yet Recruiting | Lifestyle Interventions to Improve Glycemic Parameters and Reduce Gestational Diabetes in High-risk Pregnant I NCT06445270 | Indiana University | N/A |
| Not Yet Recruiting | Michigan Healthy Mom (MI-MOM) Pregnancy Improvement Web Application Trial NCT07213284 | Michigan State University | N/A |
| Not Yet Recruiting | Personalized Care for Prenatal Stress Reduction & Prevention of Preterm Birth (PTB) Disparities NCT06915428 | University of North Carolina, Chapel Hill | N/A |
| Recruiting | Glycemic Markers for Predicting Gestational Diabetes in Pregnant Women With Previous Bariatric Surgery NCT07517406 | Burak Deniz Aydoğdu | — |
| Recruiting | Automated Insulin Delivery Versus Usual Insulin Treatment Modality Before and During Pregnancy in Women With T NCT07240012 | Rigshospitalet, Denmark | N/A |
| Not Yet Recruiting | AI-POCUS for Maternal and Neonatal Health in Ethiopia NCT07171086 | Tsinghua University | Phase 4 |
| Not Yet Recruiting | A Culturally Adapted Digital Intervention to Promote Maternal Care Utilization Using Multifaceted Approaches NCT07091188 | Jiayao Xu | N/A |
| Recruiting | Glucose Empowerment Through Monitoring and Social Support in Pregnancy NCT07009704 | Tufts Medical Center | N/A |
| Not Yet Recruiting | Explore the Risk Factors for Antenatal Mental Disorders in Pregnant Women With Hyperglycemia NCT07003503 | Shenzhen Hospital of Southern Medical University | — |
| Recruiting | Delivering HOPE (Helping Women Optimize Prenatal Equity) NCT06814509 | University of Arkansas | N/A |
| Recruiting | Sarcopenia in Gestational Diabetes NCT06876090 | Istituto di Neuroscienze Consiglio Nazionale delle Ricerche | — |
| Recruiting | Maternal and Postnatal Outcomes Study (MOS): A Global Observational Registry Assessing the Safety of Elfabrio® NCT06941025 | Chiesi Farmaceutici S.p.A. | — |
| Active Not Recruiting | EFFECTS of MORINGA OLEIFERA LEAF POWDERS on HEMATOLOGICAL PROFILES IN PREGNANT WOMEN WITH IRON DEFICIENCY ANAE NCT06875947 | Universitas Padjadjaran | N/A |
| Recruiting | Food Provision in Prenatal Care NCT06711627 | University of Arkansas | N/A |
| Recruiting | U-CaVIT Versus Standard of Care for Prevention of Atonic Postpartum Hemorrhage After Cesarean Section in High- NCT07019623 | Christian Haslinger | N/A |
| Recruiting | Biological Impacts of Rising Temperatures on Maternal, Fetal, and Newborn Health: A Cohort Study (BIRTH Cohort NCT06957769 | Aga Khan University | — |
| Recruiting | Autophagy/Apoptosis Balance in Placental Vascular Pathologies NCT06779916 | Centre Hospitalier Universitaire de Nīmes | — |
| Recruiting | Inhaled Insulin vs Rapid-acting Injections for Post-meal Glucose Control in Women With Gestational Diabetes NCT06535789 | Jaeb Center for Health Research | Phase 2 / Phase 3 |
| Active Not Recruiting | MYFEMBREE®: A Retrospective Cohort Study Using an Administrative Healthcare Database to Assess Pregnancy Outco NCT05739136 | Sumitomo Pharma Switzerland GmbH | — |
| Recruiting | Placental Imaging Techniques NCT06861309 | Carilion Clinic | — |
| Not Yet Recruiting | PRECEE2 Perinatal Research NCT06933719 | Centre Hospitalier Universitaire de Besancon | — |
| Recruiting | Physical Activity in Bed Rest Hospitalized High-Risk Pregnant Women NCT06713083 | Montse Palacio | N/A |
| Enrolling By Invitation | Development of an International Remote Digital Care System for Accessible, Inclusive and Sustainable Pregnancy NCT07191236 | UMC Utrecht | — |
| Completed | Norepinephrine vs. Phenylephrine for Spinal Hypotension in Cesarean Section NCT07153601 | Universitas Sumatera Utara | N/A |
| Enrolling By Invitation | Psychobiological Interventions in Pregnancy NCT06430853 | Stanford University | N/A |
| Not Yet Recruiting | Health Belief Model Based Education for Pregnant Women With Gestational Diabetes NCT06740695 | Burdur Mehmet Akif Ersoy University | N/A |
| Recruiting | Pregnancies Before the Diagnosis of Systemic Lupus Erythematosus NCT07148115 | University of Algiers | — |
| Recruiting | Relationship Between Aspirin Metabolism and Markers of Metabolic Dysfunction Among Pregnant Persons at Risk of NCT06802861 | University of Tennessee Graduate School of Medicine | — |
| Recruiting | Physical Activity, Fertility, and Spontaneous Abortion in Danish Couples Trying to Conceive NCT06705712 | University of Aarhus | N/A |
| Recruiting | Impact of Patient Selected Visual Art in the Hospital Room During Antepartum Admission on Hospital Satisfactio NCT06790043 | Albany Medical College | N/A |
| Completed | Obstetric Exercise and Maternal Outcomes in Pregnancy NCT07170124 | Bingol University | N/A |
| Recruiting | Ultrasound Detection of Body Composition in Critical Care NCT06728722 | Ain Shams University | — |
| Not Yet Recruiting | Fetoscopic Laser Photocoagulation in Management of Vasa Previa NCT06290232 | Boston Children's Hospital | N/A |
| Withdrawn | High Or Low Dose pOstpartUm Oxytocin at the Time of Cesarean Birth NCT06550089 | University of Chicago | Phase 2 |
| Enrolling By Invitation | SCRIPT: Sickle Cell Risk in Pregnancy Tool NCT06529042 | Mount Sinai Hospital, Canada | — |
| Recruiting | Providing an Optimized and Empowered Pregnancy for You (POPPY) Aim 3: Randomized Controlled Trial NCT06510075 | University of Alabama at Birmingham | N/A |
| Recruiting | Hemophilia A Research Program NCT07414511 | University of Washington | — |
| Recruiting | Born In Guangzhou Intervention Study NCT05503849 | Guangzhou Women and Children's Medical Center | N/A |
| Recruiting | Use of Propofol as a Sedative Agent Versus Spinal Analgesia With Bupivacaine in External Cephalic Version NCT06449430 | Fundacion para la Formacion e Investigacion Sanitarias de la Region de Murcia | N/A |
| Completed | Assessing Demographic Biases in Deep Learning Model for Fetal Growth Estimation in Clinical Practice. Patients NCT06314178 | Copenhagen Academy for Medical Education and Simulation | — |
| Completed | Pregnancy Outcomes Following Myomectomy NCT06474065 | Centro di Ricerca Clinica Salentino | — |
| Recruiting | A Prospective Cohort Study on the Serum Kisspeptin Levels Throughout Pregnancy in PCOS NCT06545994 | Fudan University | — |
| Completed | Impact of Kinesiotaping Application on Pelvic Girdle Pain in Pregnant Women NCT07292701 | Cairo University | N/A |
| Recruiting | Treatment With Aspirin After Preeclampsia: TAP Trial NCT06281665 | Malamo Countouris | Phase 4 |
| Recruiting | Prenatal Sonographic Prediction of Placental Histology and Function NCT06022458 | Endeavor Health | — |
| Terminated | Semi-permanent Acupuncture Effect on Cervical Ripening NCT06357962 | Consorci Sanitari de l'Alt Penedès i Garraf | N/A |
| Completed | Med-South Lifestyle Program for Pregnancy NCT06374199 | University of North Carolina, Chapel Hill | N/A |
| Recruiting | Study on the Effect of Combined Estrogen and Progestogen Therapy on Endometrial Repair After Induced Abortion NCT06546397 | Women's Hospital School Of Medicine Zhejiang University | Phase 1 |
| Recruiting | Navigating Pregnancy and Parenthood With Lyme Disease NCT06397794 | Children's National Research Institute | — |
| Unknown | Middle-aged Women With Adverse Pregnancy Outcomes and Heart Failure With Preserved Ejection Fraction NCT06338943 | National Medical Research Center for Therapy and Preventive Medicine | — |
| Recruiting | LEARNER- Low dosE AspiRiN prEterm tRial (Angola) NCT06417411 | Instituto Nacional de Investigacao em Saude, Angola | Phase 1 / Phase 2 |
| Unknown | Diamine Oxidase and Adverse Pregnancy Outcomes NCT06281366 | Hospital Universitari Vall d'Hebron Research Institute | — |
| Recruiting | Fertility and Pregnancy After Surgery IBD Audit NCT04663971 | University of Campania Luigi Vanvitelli | — |
| Recruiting | Feasibility and Acceptability of HCV Treatment in Pregnancy NCT06367465 | Washington University School of Medicine | — |
| Recruiting | Immunomodulation During Pregnancy NCT06882850 | Unidade Local de Saúde de Coimbra, EPE | — |
| Not Yet Recruiting | Effect of Epidural Analgesia on Regional Lung Ventilation in Parturient Women as Assessed by Thoracic Impedanc NCT06195774 | Erasme University Hospital | — |
| Recruiting | Transdermal Patch for BupRenorphine Induction DurinG PrEgnancy (Patch BRIDGE) NCT05790252 | Washington University School of Medicine | Phase 3 |
| Recruiting | Early Versus Late Monitoring Among Pregnant Women With a History of Gestational Diabetes NCT06545227 | Imperial College London | — |
| Completed | Optimal Blood Pressure Treatment Thresholds Postpartum NCT06069102 | Alisse Hauspurg | Phase 4 |
| Unknown | Reiki Effect on Risky Pregnants in Terms of Holistic Well-being, Prenatal, Maternal Attachment and Physical Sy NCT05980650 | Cukurova University | N/A |
| Active Not Recruiting | Educational TOolS for Pregnant Women With Diabetes Mellitus NCT06250192 | Odense University Hospital | N/A |
| Completed | Propofol Anesthesia and Perinatal Outcome NCT07035899 | Haseki Training and Research Hospital | N/A |
| Recruiting | Single Dose of Antenatal Corticosteroids for Pregnancies at Risk of Preterm Delivery (SNACS) NCT05114096 | McMaster University | Phase 4 |
| Completed | Wakobo-ti-Kodro: Improving Identification of Pregnancy at Risk of Obstetric Complications at Community Level NCT06613867 | Alliance for International Medical Action | — |
| Recruiting | Pregnancy and Early Neurodevelopmental Outcomes Following In Utero Lyme Disease Exposure NCT06026969 | Children's National Research Institute | — |
| Recruiting | Eliminating Severe Maternal Morbidity With Heart Health Doulas Trial NCT05655936 | University of Pittsburgh | N/A |
| Active Not Recruiting | Resources, Inspiration, Support and Empowerment (RISE) for Black Pregnant Women NCT05552053 | Cedars-Sinai Medical Center | Phase 2 / Phase 3 |
| Recruiting | Relugolix Pregnancy Registry: An Observational Study of the Safety of Relugolix-Containing Therapy Exposure in NCT05739123 | Sumitomo Pharma Switzerland GmbH | — |
| Active Not Recruiting | Defining, Recognising and Escalating Maternal Early Deterioration (DREaMED) NCT06560931 | University of Oxford | — |
| Withdrawn | Sleep and Tracking Effects in Pregnancy Study NCT04173559 | University of North Carolina, Chapel Hill | N/A |
| Recruiting | Impact of the Microbiome on Time to Pregnancy and Pregnancy Outcomes in Fertile Women Attempting to Conceive NCT05127252 | Karolinska Institutet | — |
| Unknown | Nutrition Optimalization Among Pregnant Women to Improve Maternal and Neonatal Outcome in DKI Jakarta NCT06268509 | Dr Cipto Mangunkusumo General Hospital | N/A |
| Completed | Silver Leaf During Pregnancy in French Guiana : Use and Impact on Health NCT06538753 | Centre Hospitalier de Cayenne | — |
| Recruiting | Microbiome and Malnutrition in Pregnancy NCT04992104 | The Hospital for Sick Children | — |
| Recruiting | Generation R Next - Optimaal Opgroeien NCT05870878 | Erasmus Medical Center | N/A |
| Recruiting | LDA and LMWH vs LDA Alone in High-risk Patients for Preeclampsia Prevention NCT07361679 | Alexandra Hospital, Athens, Greece | Phase 4 |
| Active Not Recruiting | PRECISE - Objective Measures and Observations of Physical Exposures Among Pregnant Employees in the Danish Wor NCT05670145 | Bispebjerg Hospital | — |
| Recruiting | Risk of Recurrent CeAD After Pregnancy NCT06258109 | University Hospital, Basel, Switzerland | — |
| Active Not Recruiting | Tokophobia ; Our Clinical Experience NCT05627336 | Kanuni Sultan Suleyman Training and Research Hospital | — |
| Recruiting | Patients Pregnant Women With or Without Primary Antiphospholipid Antibody Syndrome NCT05786235 | IRCCS San Raffaele | — |
| Active Not Recruiting | BEP Supplementation Research in Bangladesh (JiVitA-BEP-IR) NCT05576207 | Johns Hopkins Bloomberg School of Public Health | N/A |
| Recruiting | Studying Phenotypes of Gestational Diabetes Mellitus in an Asian Pregnant Cohort NCT06542718 | National University Health System, Singapore | — |
| Unknown | Timing of Ambulation and Infant Birth Weight in Gestational Diabetes NCT06157684 | Women and Infants Hospital of Rhode Island | N/A |
| Completed | the Fetal Epicardial Thickness in Obese Pregnant Women (EFT) NCT05948319 | Necmettin Erbakan University | N/A |
| Completed | Pannus Retraction for Ultrasound Evaluation of the Obese Gravida: A Pilot Study NCT05527327 | Prisma Health-Upstate | N/A |
| Unknown | Thrombophilia Screening After Severe IUGR NCT05551078 | Central Hospital, Nancy, France | — |
| Completed | Efficacy of Percussion Massage Therapy Applied to the Lower Extremity on Pain, Edema in Pregnant Women NCT06338254 | Istanbul Medipol University Hospital | N/A |
| Recruiting | Better Lifestyle Counseling for African American Women During Pregnancy NCT05234125 | University of Illinois at Chicago | N/A |
| Recruiting | The Microbiome in (Non-) Obese Pregnancy and Pregnancy Outcomes NCT05754645 | Erasmus Medical Center | — |
| Completed | Simultaneous Mifepristone and Misoprostol Versus Misoprostol Alone for Induction of Labor of Nonviable Second NCT05322252 | Washington University School of Medicine | Phase 4 |
| Active Not Recruiting | Nourishing Beginnings: Addressing Food Insecurity During Pregnancy NCT05341960 | Case Western Reserve University | N/A |
| Active Not Recruiting | Healthy Eating in Women at Risk of Gestational Diabetes NCT05299502 | CHU de Quebec-Universite Laval | N/A |
| Completed | The Relation Between Placental Volume at the 1st Trimester and Perinatal Prognosis NCT05429242 | Siirt University | — |
| Recruiting | Microbiome and Metabolome Profiles in Couples Undergoing IVF and Reproductive Outcomes NCT07532629 | Karolinska Institutet | — |
| Recruiting | Melanated Group Midwifery Care (MGMC) NCT05365815 | University of Illinois at Chicago | N/A |
| Recruiting | The Periviable GOALS Decision Support Tool NCT05264779 | Indiana University | N/A |
| Unknown | Metformin to Prevent Preterm Birth in Twin Pregnancy NCT05412056 | The University of Hong Kong | Phase 2 / Phase 3 |
| Recruiting | Medically Assisted Fertilization Techniques in Systemic Immunoreumatologic Diseases NCT05807256 | IRCCS San Raffaele | — |
| Completed | PREDIN: Pregnancy and Vitamin D Intervention Study NCT05329428 | Göteborg University | N/A |
| Completed | Early Warning Scores in Pregnant Woman NCT06488690 | Suleyman Demirel University | N/A |
| Completed | Examining The Effect of Chronotype Differences on Sleep Quality and Pregnancy Symptoms in Pregnant Women NCT06413784 | Istanbul Medipol University Hospital | N/A |
| Unknown | Obstetric Outcomes After Transvaginal Specimen Extraction in Gynecological Laparoscopy NCT03439956 | Università degli Studi dell'Insubria | — |
| Completed | Oral Prophylactic Measures on the Occurrence of Pre-eclampsia (OP-PE) NCT04989075 | Claude Bernard University | N/A |
| Completed | First-trimester Placental Ultrasound Study NCT05326191 | Perspectum | — |
| Unknown | Sonoclot to Evaluate Thrombotic Risk in Proteinuric Pregnancy NCT05108389 | Nottingham University Hospitals NHS Trust | — |
| Unknown | Desmoid Tumor and Pregnancy: Effect of Pregnancy on Disease Control and Effect of Diagnosis on Pregnancy Histo NCT05284305 | Fondazione IRCCS Istituto Nazionale dei Tumori, Milano | — |
| Unknown | Correlation of CGM Metrics With OGTT and Pregnancy Outcomes in Pregnant Women With or Without a High Risk for NCT05537480 | Tel-Aviv Sourasky Medical Center | N/A |
| Unknown | Azithromycin to Improve Latency in Exam Indicated Cerclage Control Trial NCT05132829 | Thomas Jefferson University | Phase 4 |
| Active Not Recruiting | Gestational Diabetes Monitoring and Management NCT06963528 | University of Oxford | — |
| Active Not Recruiting | Echocardiographic Screening of Pregnant Women During Antenatal Care NCT04936815 | Thomas Pilgrim | N/A |
| Completed | Gasdermin-D and Pannexin-1 in Pregnancy NCT05475951 | Haseki Training and Research Hospital | N/A |
| Unknown | Progesterone Levels and Pregnancy Results NCT04400149 | Ufuk University | — |
| Unknown | The Investigation of the Prediction Model and Prevention Strategy of Serious Pregnancy Complications in Hypert NCT05089175 | Women's Hospital School Of Medicine Zhejiang University | — |
| Unknown | Microbiome and Malnutrition in Pregnancy (MMiP) NCT05108675 | Aga Khan University | — |
| Recruiting | Oral Health and Adverse Pregnancy Complications NCT06110143 | University Hospital Bispebjerg and Frederiksberg | N/A |
| Unknown | Gestational Diabetes Mellitus (GDM) in Pregnant Women NCT05265741 | Long Island University | — |
| Completed | Sedentary Behavior Reduction in Pregnancy Intervention Study NCT05093842 | University of Pittsburgh | N/A |
| Completed | Clinical Utility of the Addition of a SNP-based NIPT Zygosity Determination in Twin Pregnancy Management. NCT05312814 | Natera, Inc. | — |
| Active Not Recruiting | Physical and Mental Health Among Sexual and Gender Minorities During Pregnancy, Birth and Postpartum NCT05354284 | Linkoeping University | — |
| Unknown | Vitamin D Supplementarion in Pregnant Women at Risk and COVID-19 NCT04825093 | Universidad de Granada | N/A |
| Completed | SMS Maama Project COVID-19 NCT04739462 | University of Minnesota | N/A |
| Terminated | Measuring sVAP-1 as a Predictor of Pregnancy Problems NCT04891315 | University of Leicester | — |
| Completed | MyVoice:CF Decision Aid for Women With Cystic Fibrosis NCT04825236 | University of Pittsburgh | N/A |
| Unknown | OneinSeven Gestational Diabetes Genetic and Socioeconomic Risk Study NCT04789473 | Prenome | — |
| Recruiting | Healthy for my Baby- RCT of a Lifestyle Intervention for Overweight Women in Preconception NCT04242069 | Université de Sherbrooke | N/A |
| Completed | Melatonin Levels on COVID-19 Positive Pregnant Women NCT05318144 | Nazan Yurtcu MD | — |
| Unknown | The Effect of Adenomoyosis on Pregnancy Outcomes NCT04894292 | Tepecik Training and Research Hospital | — |
| Unknown | At the Heart of the Matter - Speckle Tracking Echocardiography in Lupus Mothers and Their Offspring NCT05451277 | Evelyne Vinet | — |
| Unknown | Breastfeeding and Postpartum Cardiovascular Health NCT04580927 | McGill University Health Centre/Research Institute of the McGill University Health Centre | N/A |
| Unknown | The START Clinic: a Feasibility Study NCT04488861 | Manchester Academic Health Science Centre | — |
| Completed | Lung Ultrasound Signs and Patterns in COVID-19 Pregnant Women NCT04823234 | Azienda Sanitaria-Universitaria Integrata di Udine | — |
| Unknown | Preeclampsia Sequential Screening Using Angiogenic Factors During First Trimester of Pregnancy NCT04767438 | Instituto de Investigación Sanitaria Aragón | — |
| Completed | Single Dose Antenatal Corticosteroids (SNACS) for Women at Risk of Preterm Birth NCT04494529 | McMaster University | Phase 3 |
| Completed | Congenital Heart Anomaly Risk in Maternal Enteroviral Infection and Diabetes NCT04769167 | Washington University School of Medicine | N/A |
| Completed | Furosemide vs. Placebo for Severe Antepartum Hypertension NCT04615624 | Melanie Maykin, MD | Phase 3 |
| Recruiting | Maternal and Offspring Outcomes in Pregnant Women With Pre-existing ASCVD NCT06406998 | Samsung Medical Center | — |
| Completed | B-vitamin Levels and Adverse Pregnancy Outcomes NCT05073978 | Westlake University | — |
| Unknown | The Correlation Between Immunological Reaction of the Seminal Fluid in the Mother's Blood and Pregnancy Compli NCT04314518 | Sheba Medical Center | — |
| Unknown | ABSOLUTELY: A Temporary Uterine Blood Supply Occlusion for Laparoscopic Myomectomy in Patients With UTErine Le NCT04519593 | Mother and Child Clinic Saint-Petersburg | N/A |
| Completed | Real-time Continuous Glucose Monitoring for Reduced Adverse Complications and Events in Women With Gestational NCT03981328 | Medical University of Vienna | N/A |
| Unknown | Active Pregnancy Against COVID-19 NCT04563065 | Universidad Politecnica de Madrid | N/A |
| Completed | Low Dose Aspirin for Preventing Intrauterine Growth Restriction and Preeclampsia in Sickle Cell Pregnancy (PIP NCT05253781 | University of Lagos, Nigeria | Phase 3 |
| Completed | Maternal Morbidity and Mortality During the COVID-19 Pandemic NCT04519502 | The George Washington University Biostatistics Center | — |
| Active Not Recruiting | COPE - COVID-19 in Pregnancy and Early Childhood NCT04433364 | Sahlgrenska University Hospital | — |
| Completed | Effect of Web-Based Education on Gestational Diabetes Mellitus and Health Management Self Efficacy NCT05141929 | Dokuz Eylul University | N/A |
| Completed | Health and Wellbeing of Pregnant and Post-Partum Women During the COVID-19 Pandemic NCT04385238 | Pregistry | — |
| Unknown | RPL: Interval to Live Birth and Adverse Perinatal Outcomes NCT04360564 | Children's & Women's Health Centre of British Columbia | — |
| Unknown | Covid-19 in Pregnancy: a French Population-based Cohort of Women and Newborns NCT04463758 | Assistance Publique - Hôpitaux de Paris | — |
| Completed | COVID-19 and Obstetric Transmission NCT04418557 | University Hospitals Cleveland Medical Center | — |
| Unknown | Prevention of Preterm Birth by Screening of the Consistency Index and Length of the Uterine Cervix in Women Wi NCT04444206 | University of Campania Luigi Vanvitelli | N/A |
| Unknown | COVID-19 and Pregnancy Outcomes NCT04416373 | Universidade Nova de Lisboa | — |
| Completed | Ambulation for Latency During Expectant Management of PPROM NCT04230967 | The University of Texas Health Science Center, Houston | N/A |
| Unknown | Spanish Registry of Pregnant Women With COVID-19 NCT04558996 | Puerta de Hierro University Hospital | — |
| Completed | Fetal Outcomes Among Pregnant Emergency General Surgery Patients NCT05085353 | Methodist Health System | — |
| Active Not Recruiting | ANXA5 M2 Haplotyping in IVF Patients and Embryos NCT04544462 | Genomic Prediction Inc. | — |
| Unknown | Cardiac Dysfunction and Remodeling in Patients With Preeclampsia NCT04162236 | Fundació Institut de Recerca de l'Hospital de la Santa Creu i Sant Pau | — |
| Terminated | UniSA BackOff! Study: Adelaide PrenaBelt Trial NCT04437407 | Shiphrah Biomedical Inc. | N/A |
| Recruiting | Sleep Behaviors in Pregnancy NCT04205370 | University of Michigan | N/A |
| Active Not Recruiting | Wireless Physiologic Monitoring in Postpartum Women NCT04060667 | Massachusetts General Hospital | N/A |
| Recruiting | The Heartland Study NCT05492708 | Heartland Health Research Alliance | — |
| Unknown | Interest of sFlt1/PlGF Ratio at Obstetric Emergencies NCT04170660 | Centre Hospitalier Intercommunal Creteil | — |
| Completed | NT-proBNP Levels in the Prediction of Intrapartum and Postpartum Events in Adult Congenital Heart Disease Pati NCT04231591 | Mayo Clinic | — |
| Completed | Insulin Fiasp vs. Insulin Novorapid During Pregnancy and Laction in Women With Pre-existing Diabetes NCT03770767 | Rigshospitalet, Denmark | Phase 3 |
| Terminated | Therapeutic Writing to Reduce Stress NCT03904979 | University of North Carolina, Chapel Hill | N/A |
| Unknown | Fetal Autonomic Nervous sysTem Evaluation NCT06330987 | University of Pisa | — |
| Completed | NT-proBNP Levels and Obesity in Pregnancy NCT04049136 | Duke University | — |
| Completed | Carbetocin Myocardium Trial 2014 Part 2 NCT03899961 | Oslo University Hospital | Phase 4 |
| Recruiting | Human Genes and Microbiota in Early Life NCT06926166 | Guangzhou Women and Children's Medical Center | — |
| Recruiting | Early PrEgnancy Complications Testing NCT04079361 | University Hospital, Ghent | N/A |
| Completed | GROSS-HIST : Quantification of the Main Circulating Histones During Normal Pregnancy and Pregnancies With Plac NCT04205383 | Centre Hospitalier Universitaire de Nīmes | — |
| Completed | Heart Health 4 New Moms: A Randomized Trial in the First Year After Preeclampsia NCT03749746 | University of Pittsburgh | N/A |
| Unknown | Metformin in Intrahepatic Cholestasis of Pregnancy NCT03056274 | Epsom and St Helier University Hospitals NHS Trust | Phase 2 / Phase 3 |
| Completed | Comparative Effectiveness of Uterine Repair Surgery on Preventing Recurrence of Cesarean Sar Pregnancy NCT06485180 | Women's Hospital School Of Medicine Zhejiang University | N/A |
| Completed | Acute Exercise Effects in Obese Pregnancy NCT03750695 | Duke University | N/A |
| Unknown | Urinary Protein to Creatinine Ratio in Term Pregnant Women NCT03661749 | St. Luke's Hospital, Pennsylvania | N/A |
| Terminated | The Effect of Early Screening and Intervention for Gestational Diabetes Mellitus on Pregnancy Outcomes NCT03523143 | National Taiwan University Hospital | N/A |
| Completed | Transmission of Chronic Hepatitis C in Pregnancy NCT03570112 | The Christ Hospital | — |
| Unknown | The Lupus prEGnAnCY Cohort: An International Prospective Cohort of Lupus Pregnancies NCT03746028 | McGill University Health Centre/Research Institute of the McGill University Health Centre | — |
| Completed | Oral Probiotics to Reduce Vaginal Group B Streptococcal Colonization in Late Pregnancy NCT03008421 | Medical University of Vienna | N/A |
| Completed | An Evaluation of the Team Birth Project NCT03529214 | Harvard School of Public Health (HSPH) | N/A |
| Completed | ASA Patterns for Prevention of Preeclampsia in SLE Pregnancies NCT03749044 | McGill University Health Centre/Research Institute of the McGill University Health Centre | N/A |
| Completed | Thromboelastogram in Postdelivery Preeclamptic Patients NCT03555630 | Augusta University | — |
| Unknown | Fetal Growth and Pregnancy Complications Among Women With Heart Disease NCT03657823 | Oslo University Hospital | — |
| Active Not Recruiting | Lassa Fever Clinical Course and Prognostic Factors in Nigeria NCT03655561 | Alliance for International Medical Action | — |
| Recruiting | Shenzhen Birth Cohort Study NCT03830879 | Sun Yat-sen University | — |
| Completed | Validating a New Method to Assess Estimated Blood Loss in the Obstetric Population NCT03404375 | The University of Texas Medical Branch, Galveston | N/A |
| Completed | Ensuring Patients' Informed Access to Noninvasive Prenatal Testing NCT03420274 | The Cleveland Clinic | N/A |
| Unknown | Periodontitis and Adverse Pregnancy Outcomes in Metabolic Syndrome Patients- Interventional Study NCT03381469 | Riyadh Colleges of Dentistry and Pharmacy | N/A |
| Completed | Antithyroidal Antibodies With or Without Subclinical Hypothyroidism During Pregnancy in Infertile Women NCT04249271 | University Hospital, Basel, Switzerland | — |
| Completed | Prepare - How to Reach Women of Reproductive Age With Obesity to Support Weight Loss Before Pregnancy? NCT03663621 | Harvard Pilgrim Health Care | — |
| Withdrawn | Maternal Physical Activity and Pregnancy Outcome NCT03395652 | Karolinska Institutet | — |
| Completed | A Clinical Trial of Oral Ganaxolone in Women With Postpartum Depression NCT03460756 | Marinus Pharmaceuticals | Phase 2 |
| Unknown | Eradication of H-pylori in Pregnancy and Its Effect on Iron Replacement Therapy? NCT03347513 | Kasr El Aini Hospital | Phase 4 |
| Recruiting | Berlin-Brandenburg Pregnancy Cohort NCT03313024 | Charite University, Berlin, Germany | — |
| Completed | PregSource: Crowdsourcing to Understand Pregnancy NCT02577536 | Eunice Kennedy Shriver National Institute of Child Health and Human Development (NICHD) | — |
| Unknown | Web/Smartphone-based Lifestyle Coaching Program in Pregnant Women With Gestational Diabetes NCT03249896 | National University Hospital, Singapore | N/A |
| Suspended | Innovations in Placental Metabolism and Association With Antioxidants and Nutrients in Diabetes and Gestationa NCT05174728 | Rio de Janeiro State University | — |
| Completed | Placental Growth Factor Assessment of Women With Suspected Pre-eclampsia NCT02881073 | Irish Centre for Fetal and Neonatal Translational Research | N/A |
| Completed | A Clinical Trial of Intravenous (IV) Ganaxolone in Women With Postpartum Depression NCT03228394 | Marinus Pharmaceuticals | Phase 2 |
| Recruiting | IMPACT Study: IMProve Pregnancy in APS With Certolizumab Therapy NCT03152058 | David Ware Branch | Phase 2 |
| Completed | Group Antenatal/Postnatal Care in Rwanda NCT03154177 | University of California, San Francisco | N/A |
| Unknown | Systemic Lupus and Adverse Pregnancy Outcome NCT03171103 | Beni-Suef University | — |
| Completed | Risk of Cesarean Section in Primiparous Women Over 35 Years of Age. NCT03771976 | Saint Thomas Hospital, Panama | — |
| Completed | Comparative Effectiveness of Treatment Options for Genital Herpes Infection to Reduce Adverse Pregnancy Outcom NCT02986802 | Kaiser Permanente | — |
| Completed | Use of a Novel Computerized Decision Aid for Prenatal Aneuploidy Screening NCT02991729 | University of North Carolina, Chapel Hill | N/A |
| Completed | A Quality Improvement Project - Peripartum Operating Room Leveling System NCT03552419 | Johns Hopkins University | — |
| Unknown | Bioelectric Impedance Analysis and Pregnancy Outcomes NCT02968316 | Maternal Fetal Medicine Associates | — |
| Completed | Impact of Endometriosis on Pregnancy and Delivery - a Retrospective Cohort Study NCT04664335 | University Hospital Muenster | — |
| Completed | An Intervention Program for the Trunk Neuromuscular Pattern and Postural Control in Pregnant With Low Back Pai NCT02933086 | Universidade Norte do Paraná | N/A |
| Completed | Strengthening Facility-based Intrapartum/Immediate Newborn Care to Reduce Mortality of Preterm Infants in Migo NCT03112018 | University of California, San Francisco | N/A |
| Unknown | PREdelivery Placental Biomarkers- Pregnancy and Delivery Outcome NCT03100084 | Oslo University Hospital | — |
| Completed | Use of Psychotropic Medications Among Pregnant Women With Bipolar Disorder NCT02970721 | Western University, Canada | — |
| Completed | Lung Ultrasound Patterns Preeclampsia NCT03576092 | Northwell Health | — |
| Terminated | TOP-mums, for a Healthy Start NCT02703753 | Maastricht University Medical Center | N/A |
| Completed | Chronobiology, Sleep Related Risk Factors and Light Therapy in Perinatal Depression: the Life-ON Project NCT02664467 | Ospedale Regionale di Lugano | N/A |
| Completed | Interest of Measuring Lung Elasticity ELASTOgraphy in the Fetus in the Case of PreMAture Childbirth Threat NCT02870608 | Centre Hospitalier Universitaire de Besancon | N/A |
| Completed | Obstetric Perineal Trauma and Physiotherapy NCT02682212 | Landspitali University Hospital | N/A |
| Terminated | Tranexamic Acid to Reduce Blood Loss in Hemorrhagic Caesarean Delivery NCT02797119 | University Hospital, Lille | Phase 4 |
| Unknown | Maternal and Neonatal Outcome in Pregnant Women Before and After 1 Year Since Bariatric Operation NCT02356744 | Cairo University | — |
| Completed | Endometriosis and Risk of Obstetric Complications NCT03354793 | Endometriosis Treatment Italian Club | — |
| Completed | Low Plasma Mannose Binding Lectin (p-MBL) Level is a Risk Factor for Recurrent Pregnancy Loss (RPL) NCT04017754 | Aalborg University Hospital | — |
| Unknown | The Establishment and Application of the New Labor Progress Centered System of Reducing Cesarean Section Rates NCT02942719 | Shanghai First Maternity and Infant Hospital | — |
| Completed | Tuberculosis Infection in Women of Reproductive Age and Their Infants NCT03305991 | Lund University | — |
| Unknown | Oxidative Stress and Endothelial Function in Pregnancy Complications NCT02603913 | Universiteit Antwerpen | — |
| Unknown | The Safety Assessment of Vedolizumab During Pregnancy in IBD Patient NCT02617927 | Ariella Shitrit | — |
| Completed | Effect of Vitamin D Replacement on Maternal and Neonatal Outcomes NCT02434380 | American University of Beirut Medical Center | Phase 3 |
| Recruiting | Effect of Obesity, Diabetes and Bariatric Surgery on Pregnancy Outcomes NCT05753124 | Chelsea and Westminster NHS Foundation Trust | — |
| Completed | Performance Evaluation of System EOS Imaging in Pelvimetry Versus Pelvi-scanner NCT02834897 | Centre Hospitalier Universitaire de Besancon | N/A |
| Recruiting | Biobank on Prematurity, Preeclampsia and Other Pregnancy Complications NCT02744365 | CHU de Quebec-Universite Laval | — |
| Completed | Impact of Age at Conization on Obstetrical Outcome: A Case-Control Study NCT05765188 | Centre Hospitalier Universitaire, Amiens | — |
| Suspended | The ADRB3 Receptor in Pregnancy NCT02381106 | Karolinska Institutet | — |
| Completed | Medical Abortion up to 10 Weeks Gestation at Home NCT02191774 | Karolinska Institutet | — |
| Completed | Pregnancy After Tension-free Vaginal Tape and Other Mid-urethral Sling Procedures NCT02999347 | Oslo University Hospital | — |
| Completed | Glucose Metabolism in Pregnant Women With a History of Bariatric Surgery, as Well as Three to Six Months After NCT03190148 | Medical University of Vienna | N/A |
| Completed | Evaluation of Practices at the University Hospital of Nancy in the Context of Surgery During Pregnancy NCT05759507 | Central Hospital, Nancy, France | — |
| Completed | Early Evaluation of the MAMAACT Trial NCT04261400 | University of Copenhagen | Phase 1 / Phase 2 |
| Unknown | Vitamin D Treatment and Hypocalcemic Pregnant Women NCT02021864 | Dr. Sima Hashemipour | N/A |
| Unknown | IMproved PRegnancy Outcome by Early Detection NCT01891240 | Louise Kenny | — |
| Unknown | Tongji Maternal and Child Health Cohort NCT03099837 | Huazhong University of Science and Technology | — |
| Completed | Be Healthy in Pregnancy (BHIP) With Nutrition and Exercise NCT01689961 | McMaster University | N/A |
| Unknown | Detection of Risk Factors for Fetal Anomalies in a Rural Hospital Population NCT01662596 | Hillel Yaffe Medical Center | — |
| Completed | BioThrax® (Anthrax) Vaccine in Pregnancy Registry NCT01653392 | Emergent BioSolutions | — |
| Completed | Open Randomized Controlled Trial to Evaluate the Efficacy and Safety of Remifentanil Versus Nitrous Oxide in E NCT01735669 | Hospital de Cruces | Phase 3 |
| Completed | Periodontal Status and Pregnancy or Delivery Complications in Type 1 Diabetes Mellitus Pregnant Women NCT06002997 | University of Ljubljana | — |
| Completed | D-tecting Disease - From Exposure to Vitamin D During Critical Periods of Life NCT03330301 | Bispebjerg Hospital | — |
| Completed | Examination of the Efficacy of Preventive Antibiotic Treatment During the Puerperium Among Pregnant Women With NCT01507974 | HaEmek Medical Center, Israel | N/A |
| Unknown | Study on Antithrombotic Prevention in Thrombophilia and Pregnancy Loss NCT02385461 | Casa Sollievo della Sofferenza IRCCS | — |
| Completed | Increase of Prostaglandin E2 in Reversal of Ductal Constriction After Dietary Restriction of Polyphenols NCT03111602 | Instituto de Cardiologia do Rio Grande do Sul | N/A |
| Completed | Outcomes of Cesarean Section vs Vaginal Delivery: Instrumental Variable Adjusted Analysis NCT02866058 | Memorial University of Newfoundland | — |
| Completed | High Dose Folic Acid Supplementation Throughout Pregnancy for Preeclampsia Prevention NCT01355159 | Ottawa Hospital Research Institute | Phase 3 |
| Completed | Study of Drug Concentration of Ondansetron and Cefazolin in Mothers and Neonates NCT01357369 | Stanford University | — |
| Completed | Metformin in Obese Non-diabetic Pregnant Women NCT01273584 | Epsom and St Helier University Hospitals NHS Trust | Phase 2 / Phase 3 |
| Completed | Relation Between Subclinical Hypothyroidism and Outcome of Pregnancy NCT01335802 | Naestved Hospital | — |
| Completed | Nulliparous Pregnancy Outcomes Study: Monitoring Mothers-to-be NCT01322529 | Eunice Kennedy Shriver National Institute of Child Health and Human Development (NICHD) | — |
| Completed | Sleep Apnea Syndrome in Obese Women During Pregnancy NCT03509805 | University Hospital, Lille | N/A |
| Completed | Continuous Glucose Monitoring in Pregnant Women Undergoing Betamethasone Therapy NCT01165775 | Stanford University | — |
| Completed | Progesterone for the Management of Preterm, Premature Rupture of the Membranes: A Randomized Controlled Trial. NCT01050647 | Stanford University | Phase 1 / Phase 2 |
| Completed | National Study on Listeriosis and Listeria NCT01520597 | Assistance Publique - Hôpitaux de Paris | — |
| Terminated | Progesterone for Maintenance Tocolysis: A Randomized Placebo Controlled Trial NCT00946088 | Stanford University | Phase 2 / Phase 3 |
| Completed | Intravenous Versus Oral Iron in Late Pregnancy: Results of Treatment NCT00746551 | Mahidol University | Phase 4 |
| Completed | Metformin Versus Insulin in Pregnant Women With Type 2 Diabetes NCT00678080 | The University of Texas Health Science Center, Houston | N/A |
| Completed | Efficacy, Safety and Tolerability of Telbivudine in HBeAg Positive Chronic Hepatitis B Pregnant Women With Ele NCT01337791 | Southeast University, China | Phase 4 |
| Completed | CoPPer Study - Complications of Polycystic Ovary Syndrome (PCOS) Pregnancy: Evaluating Risk NCT00821379 | UMC Utrecht | — |
| Unknown | Postpartum Outcomes in BC NCT05461183 | University of British Columbia | — |
| Unknown | Remifentanil for General Anesthesia in Preeclamptics NCT00567957 | Istanbul University | Phase 4 |
| Completed | Impact of a Nutritional Intervention Program for Weight Control During Pregnancy NCT00634530 | Federal University of Health Science of Porto Alegre | N/A |
| Completed | Cytomegalovirus (CMV) Infection in Amniotic Fluid NCT00194142 | University of Pennsylvania | — |
| Completed | Effects of Regular Exercise During Pregnancy NCT00476567 | Norwegian University of Science and Technology | N/A |
| Completed | Betaseron Pregnancy Registry NCT00317564 | Syneos Health | — |
| Completed | Human Papillomavirus (HPV) Infection in Pregnancy NCT00194311 | University of Pennsylvania | — |
| Completed | UCB Antiepileptic Drugs (AED) Pregnancy Registry (Formerly the Keppra® Pregnancy Registry) NCT00345475 | UCB Pharma | — |
| Completed | Trial of Vitamins Among Children of HIV-infected Women NCT00197730 | Harvard School of Public Health (HSPH) | Phase 3 |
| Terminated | The Ribavirin Pregnancy Registry NCT00114712 | Syneos Health | — |
| Completed | Partnership on Nutrition and HIV/AIDS Research in Tanzania: Exploratory Research Study on Selenium and HIV Inf NCT00197561 | Harvard School of Public Health (HSPH) | Phase 3 |
| Completed | Study of the Effectiveness of Osteopathic Manipulative Treatment in Pregnant Women NCT00298935 | University of North Texas Health Science Center | Phase 2 |
| Completed | Cytomegalovirus (CMV) Infection in Pregnancy NCT00194155 | University of Pennsylvania | — |
| Completed | Expectant Versus Immediate Medical Management for the Evacuation of the no Evolutionary Pregnancies Before 13 NCT00190294 | Assistance Publique - Hôpitaux de Paris | Phase 4 |
| Completed | Operations Research to Improve Newborn Health NCT00198887 | Johns Hopkins Bloomberg School of Public Health | N/A |
| Completed | TIPPS: Thrombophilia in Pregnancy Prophylaxis Study NCT00967382 | Ottawa Hospital Research Institute | Phase 3 |
| Unknown | Severe Pregnancy Complications Are Associated With Elevated Factor VIII Plasma Activity NCT00573118 | Tel-Aviv Sourasky Medical Center | — |
| Recruiting | The Jiaxing Birth Cohort in China NCT03217656 | Zhejiang University | — |
| Recruiting | Boston Birth Cohort Study NCT03228875 | Johns Hopkins Bloomberg School of Public Health | — |
| Completed | Dietary Patterns and Health Outcomes (Cardiovascular, Metabolic, Endocrine, Neurological, Skeletal Muscular, C NCT03328546 | Harvard School of Public Health (HSPH) | — |