| Not Yet Recruiting | Individualized Grief Support With Swanson Model NCT07333391 | Suleyman Demirel University | N/A |
| Not Yet Recruiting | Placental Organoids Development: Application in the Study of the Human Reproduction Pathophysiology. NCT06893978 | Fondazione Policlinico Universitario Agostino Gemelli IRCCS | — |
| Completed | The Effect of NLP on Pain Before Uterine Curettage Due to the Fetal Demise NCT06493305 | Sanliurfa Education and Research Hospital | N/A |
| Recruiting | APPLE: Aspirin to Prevent Pregnancy Loss and Preeclampsia NCT06408181 | University of Pennsylvania | Phase 3 |
| Not Yet Recruiting | IVF Failure and Pregnancy Loss on Couples' Psychological Stress NCT06385444 | The First Hospital of Jilin University | — |
| Completed | Role of Low-Molecular-Weight Heparin in Unexplained Recurrent Pregnancy Loss NCT06484634 | RESnTEC, Institute of Research | N/A |
| Completed | The Effect of Midwifery Care Given to Couples Experiencing Pregnancy Loss on Grief and General Well-Being NCT06590376 | Istanbul University - Cerrahpasa | N/A |
| Completed | Effectiveness Web-based Training on Perinatal Loss NCT06605274 | Abant Izzet Baysal University | N/A |
| Completed | Effectiveness of an EMDR Intervention for Perinatal Loss NCT05701137 | Hospital Clinic of Barcelona | N/A |
| Recruiting | Impact of the Microbiome on Time to Pregnancy and Pregnancy Outcomes in Fertile Women Attempting to Conceive NCT05127252 | Karolinska Institutet | — |
| Recruiting | Microbiome and Malnutrition in Pregnancy NCT04992104 | The Hospital for Sick Children | — |
| Completed | Massage as an Adjunct Approach to Care for Pregnant Women Who Have Experienced a Stillbirth NCT05636553 | Fogarty Sarah | N/A |
| 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 | Adenomyosis and Pregnancy Outcomes in Women Undergoing Assisted Reproductive Technology Treatment NCT05418140 | CARE Fertility UK | — |
| Unknown | Effect of Social Support Program on Grief of Pregnancy Loss in Sunpasitthiprasong Hospital NCT06295939 | Sanpasitthiprasong Hospital | N/A |
| 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 | — |
| Completed | Improving Mental Health Following Early PREgnancy Loss Using a Brief Cognitive Task NCT05039853 | Imperial College London | N/A |
| Active Not Recruiting | Gestational Diabetes Monitoring and Management NCT06963528 | University of Oxford | — |
| Unknown | Progesterone Levels and Pregnancy Results NCT04400149 | Ufuk University | — |
| Unknown | Microbiome and Malnutrition in Pregnancy (MMiP) NCT05108675 | Aga Khan University | — |
| Completed | Laparoscopic Versus Open Appendectomy in Pregnancy NCT05430633 | North Estonia Medical Centre | — |
| Completed | Luteal Support in Frozen-Thawed Embryo Transfer Cycles NCT03948022 | Centrum Clinic IVF Center | Phase 4 |
| Completed | Impact of COVID-19 Pandemic on Early Spontaneous Abortions and Early Termination of Pregnancy NCT04910958 | Hillel Yaffe Medical Center | — |
| Completed | B-vitamin Levels and Adverse Pregnancy Outcomes NCT05073978 | Westlake University | — |
| Completed | EFT and Music on Psychological Development, Well-Being Status and Cortisol Level in Pregnant Women NCT05344144 | Kahramanmaras Sutcu Imam University | N/A |
| Unknown | RPL: Interval to Live Birth and Adverse Perinatal Outcomes NCT04360564 | Children's & Women's Health Centre of British Columbia | — |
| Completed | Measuring Immune Tolerance to Predict Miscarriage or Failed Embryo Transfer NCT04156126 | Mayo Clinic | — |
| Recruiting | Fetal Electrophysiologic Abnormalities in High-Risk Pregnancies Associated With Fetal Demise NCT03775954 | Medical College of Wisconsin | — |
| Completed | ACTRAMAT-D: Impact of Post-Traumatic Stress Disorder After Pregnancy Loss After 12 Weeks of Gestation NCT03433989 | University Hospital, Angers | N/A |
| Completed | Implantation Test for Endometrial Receptivity NCT03442335 | University of Birmingham | — |
| Terminated | AntiPhospholipid Syndrome Low-molecular-weight Heparin Pregnancy Loss Evaluation: The Pilot Study NCT03100123 | Ottawa Hospital Research Institute | EARLY_Phase 1 |
| Terminated | In-utero Death and Birth Mortality in Reunion Island NCT03354832 | Centre Hospitalier Universitaire de la Réunion | — |
| Unknown | Thyroid Autoimmunity and Reproductive Failure in Danish Women NCT02912442 | Rigshospitalet, Denmark | — |
| Completed | Thyroxin in Subclinical Hypothyroidism NCT03712683 | Hawler Medical University | N/A |
| Completed | Cervical Length on Pregnancy Termination NCT04013035 | Kanuni Sultan Suleyman Training and Research Hospital | — |
| Completed | Low Plasma Mannose Binding Lectin (p-MBL) Level is a Risk Factor for Recurrent Pregnancy Loss (RPL) NCT04017754 | Aalborg University Hospital | — |
| Completed | Infections and Pregnancy Loss: Correlation Between Abortion and Silent Infections. NCT03585023 | University Hospital of Ferrara | — |
| Completed | Substituted Frozen Embryo Transfer Cycles With GnRH-agonist Supplementation NCT01943812 | Peter Humaidan | Phase 4 |
| Withdrawn | Cervical Capsaicin for Labor Induction and Pain Relief NCT00771511 | Columbia University | Phase 4 |
| Unknown | Luteal Supplementation With Rec-LH After GnRH-agonist Triggering in In Vitro (IVF) NCT00954811 | Universitair Ziekenhuis Brussel | Phase 4 |
| Completed | Early Pregnancy Antioxidant Supplementation in the Prevention of Preeclampsia NCT00583635 | University of Mississippi Medical Center | — |
| Completed | Couples Miscarriage Healing Project:Randomized Trial NCT00194844 | University of Washington | Phase 1 / Phase 2 |