| Not Yet Recruiting | Online Intervention for Transgender/Nonbinary Young Adults' Experiences With Alcohol and Romantic Relationship NCT06392542 | Boston University | N/A |
| Recruiting | Androgen Effects on the Reproductive Neuroendocrine Axis, 2025 Version NCT07092527 | University of California, San Diego | Phase 4 |
| Not Yet Recruiting | Lower Urinary Tract Symptoms in Transmasculine Patients Undergoing Metoidioplasty and Their Acceptability of P NCT06956989 | Chelsea and Westminster NHS Foundation Trust | — |
| Terminated | Androgen Effects on the Reproductive Neuroendocrine Axis NCT06450405 | University of California, San Diego | Phase 4 |
| Enrolling By Invitation | MaPGAS Decision Making NCT06565663 | Dartmouth-Hitchcock Medical Center | N/A |
| Recruiting | Sexual Functioning After Erection Prosthesis Placement in Post Phalloplasty Transgender Persons NCT06639776 | University Hospital, Ghent | — |
| Completed | An Education Initiative to Reduce Stigma Towards Sex Workers and Sexual Minorities Among Nursing Students NCT06434805 | Hong Kong Metropolitan University | N/A |
| Recruiting | Erectile Aid Use in Post-phalloplasty and Post-metoidioplasty Transgender Patients NCT06639763 | University Hospital, Ghent | — |
| Recruiting | Voice Outcome of Glottoplasty, Cricothyroid Approximation, Thyroplasty, and Chondrolaryngoplasty NCT06439290 | University Ghent | N/A |
| Unknown | Sociological Study of the Life Courses of Young TRANSgender Patients NCT06221163 | Central Hospital, Nancy, France | — |
| Unknown | Transgender Caregivers' and Patients' Representations of Parenthood as Part of a Fertility Preservation Pathwa NCT06218446 | Assistance Publique - Hôpitaux de Paris | — |
| Unknown | Effect of Suture Material on Postoperative Nipple Areolar Complex Widening NCT06070324 | London Health Sciences Centre Research Institute OR Lawson Research Institute of St. Joseph's | N/A |
| Unknown | The Determinants of Fertility Preservation in TRANSgender Patients. NCT06074796 | Central Hospital, Nancy, France | — |
| Recruiting | Prospective Imaging Assessment of Perineo-pelvic Static's Evolution After Sexual Reassignment Surgery in MtF T NCT06093724 | University Hospital, Limoges | N/A |
| Recruiting | Epithesis Versus Prosthesis in Post-phalloplasty Transgender Patients. NCT05883553 | University Hospital, Ghent | N/A |
| Completed | Is Bioimpedance Analysis Accurate in Transgender Males? NCT05728853 | Aalborg University Hospital | — |
| Unknown | Quality of Life of Transgender People - Implementation and Monitoring of an Online Cohort (e-QoL-Trans) NCT05761678 | Ramsay Générale de Santé | — |
| Active Not Recruiting | Drug-Drug Interaction Study in Trans Women Living With HIV NCT05663892 | Maple Leaf Research | Phase 4 |
| Completed | Transgender Men's Perspectives on HIV Risk and HIV Prevention Interventions NCT05666102 | Northwestern University | N/A |
| Completed | Safe Access for Bladder Entry in Transgender Men Following Penile Reconstruction NCT04454970 | University College, London | N/A |
| Unknown | Extracellular Vesicles and Endothelial Function in Transgender Subjects NCT04971447 | Central Hospital, Nancy, France | N/A |
| Terminated | Microeconomic Intervention to Reduce HIV Transmission in Economically Disadvantaged Transgender Women NCT04275310 | Virginia Commonwealth University | N/A |
| Unknown | Evaluation of an Adaptative, Multidisciplinary, Reach-out Program, Facilitating Pre Exposition HIV Prophylaxis NCT05415930 | Institut de Médecine et d'Epidémiologie Appliquée - Fondation Internationale Léon M'Ba | — |
| Completed | Reducing Transphobia Among Adolescents Through a Brief Video Intervention NCT04969003 | Yale University | N/A |
| Unknown | Expectations and Beliefs of Transgender People Regarding Hormonal Treatment NCT05474768 | Central Hospital, Nancy, France | — |
| Recruiting | Feminizing Treatment in Transgender Women and Non-binary Persons NCT05169762 | Odense University Hospital | — |
| Completed | Family Relationships and Nutrition in TGGD Youth and Young Adults NCT05163860 | St. Louis University | — |
| Terminated | Coagulation and Fibrinolysis of Estradiol in Transwomen NCT05387577 | Medical College of Wisconsin | EARLY_Phase 1 |
| Active Not Recruiting | Cardiometabolic Health in Transgender Males NCT04977765 | Medical College of Wisconsin | — |
| Completed | Transgender Estradiol Affirming Therapy NCT05010707 | Washington University School of Medicine | Phase 2 |
| Completed | Factors Associated With the Acne Severity Among Transmen Population: a Cross-sectional Study NCT06149065 | Mahidol University | — |
| Recruiting | Effects of Cross-sex Hormone Therapy on Eating Behavior, Metabolism, Energy Balance and Cardiovascular System NCT04838249 | University of Leipzig | — |
| Completed | Effect of Hormone Therapy on Renal Function NCT04482920 | University of Colorado, Denver | — |
| Recruiting | Pubertal Blockade and Estradiol Effects on Cardiometabolic Health for Transitioning Youth NCT04596592 | University of Colorado, Denver | — |
| Terminated | Effect of Transgender Therapy on Muscle, Fat and Tissue Receptors NCT04551144 | St. Louis University | — |
| Recruiting | Puberty Suppression and Cardiometabolic Health NCT04482374 | University of Colorado, Denver | — |
| Unknown | Implementing HPV DNA Self-Collection to Increase Rates of Cervical Cancer Screening in Transgender Men NCT04154358 | Augusta University | N/A |
| Recruiting | Transgender Men, Non-binary Persons and Testosterone Treatment BODY IDENTITY CLINIC NCT04254354 | Marianne Andersen | — |
| Completed | Effectiveness of Speech Therapy in Trans Women. NCT04708600 | University Ghent | N/A |
| Completed | Supporting Trans Identities and Occupational Justice Through Narrative Informed Theatre: Supporting Trans Iden NCT04515654 | Indiana University | N/A |
| Completed | Effects of Testosterone Plus Dutasteride or Placebo on Muscle Strength, Body Composition and Metabolism in Tra NCT04545450 | Unita Complessa di Ostetricia e Ginecologia | Phase 3 |