Clinical trials: Transsexualism
Gender Dysphoria, Gender Dysphoria, Adult
Metoidioplasty and Phalloplasty Surgery Decision Making
The goal of this clinical trial is to test a new online tool designed to provide clear and understandable information to help individuals considering Metoidioplasty and Phalloplasty Surgeries (MaPS) make informed decisions The…
- Conditions
- Gender Dysphoria, Gender Dysphoria, Adult, Gender Incongruence, Transgenderism
- Trial name
- MaPS (NCT06565663)
- Testing
- MaPS Decision Aid
- Where
- 2 sites in United States
- Volunteers
- 140 people
- Sponsor
- Dartmouth-Hitchcock Medical Center
Transgenderism, Reproductive Issues
Androgen Effects on the Reproductive Neuroendocrine Axis, 2025 Version
This research study investigates whether male-level exogenous androgens inhibit the reproductive neuroendocrine axis in otherwise healthy (non-PCOS) females.
- Trial name
- NCT07092527
- Testing
- Testosterone Cypionate 50 milligrams per millileter (mg/mL) Injectable Solution
- Where
- United States
- Volunteers
- 80 people, healthy volunteers welcome
- Sponsor
- University of California, San Diego
Transsexualism, Transgenderism
Effects of Cross-sex Hormone Therapy on Eating Behavior, Metabolism, Energy Balance and Cardiovascular System
Current study aims to characterize five highly interconnected physiological systems in patients undergoing cross-sex hormone therapy - namely glucose and lipid metabolism, energy balance, eating behavior, functional brain…
- Conditions
- Transsexualism, Transgenderism, Adiposity, Eating Behavior
- Trial name
- HHS (NCT04838249)
- Where
- Germany
- Volunteers
- 80 people, healthy volunteers welcome
- Sponsor
- University of Leipzig
Transgender, Transgenderism
Cardiometabolic Health in Transgender Males
Transgender individuals are those with a gender identity opposite the sex they were assigned at birth. Approximately 1% of the population is transgender, equating to ~60,000 transgender Wisconsinites.
- Trial name
- NCT04977765
- Where
- United States
- Volunteers
- 90 people, healthy volunteers welcome
- Sponsor
- Medical College of Wisconsin
Transgenderism
Transgender Men, Non-binary Persons and Testosterone Treatment BODY IDENTITY CLINIC
The aim of this study is to investigate transgender men and non-binary persons before and during testosterone treatment. The study will focus on: Cardiovascular status Muscle strenght and power Aggression and quality of life…
- Trial name
- NCT04254354
- Where
- Denmark
- Volunteers
- 200 people, healthy volunteers welcome
- Sponsor
- Marianne Andersen
Transgenderism
Prospective Imaging Assessment of Perineo-pelvic Static's Evolution After Sexual Reassignment Surgery in MtF Transgender Patient, by Peno-scrotal Inversion Vaginoplasty Technique (TRANSPELV)
The research consists of adding to the usual MtF transgender patient undergoing vaginoplasty care course, static and dynamic perineo-pelvic MRI before, and at 6 and 24 months.
- Trial name
- TRANSPELV (NCT06093724)
- Testing
- Static and dynamic perineo-pelvic MRI
- Where
- France
- Volunteers
- 50 people
- Sponsor
- University Hospital, Limoges
Transgenderism, Reproductive Issues
Androgen Effects on the Reproductive Neuroendocrine Axis
This research study investigates whether male-level exogenous androgens inhibit the reproductive neuroendocrine axis in otherwise healthy (non-PCOS) females.
- Trial name
- NCT06450405
- Testing
- Testosterone Cypionate 50 MG/ML Injectable Solution
- Where
- United States
- Volunteers
- 2 people, healthy volunteers welcome
- Sponsor
- University of California, San Diego
Gender Dysphoria, Voice Disorder Due to Transsexualism
Investigation of the Perceptual and Acoustic Voice in Trans Man
The aim of the study is to follow acoustic and perceptual voice changes in trans men during hormone therapy and to examine the relationship between psychosocial and vocal characteristics and testosterone measured in routine…
- Conditions
- Gender Dysphoria, Voice Disorder Due to Transsexualism, Transgender Persons, Hormone Replacement Therapy
- Trial name
- NCT05166083
- Testing
- Testosterone Hormon Therapy
- Where
- Turkey (Türkiye)
- Volunteers
- 26 people, healthy volunteers welcome
- Sponsor
- Hacettepe University
Transgenderism, Insulin Sensitivity/Resistance
Puberty Suppression and Cardiometabolic Health
This observational study will evaluate the effect of puberty suppression on insulin sensitivity, metabolic rate and vascular health among transgender female youth at baseline and 6 months after initiation of a gondoatropin…
- Conditions
- Transgenderism, Insulin Sensitivity/Resistance, Endothelial Dysfunction, Vascular Stiffness
- Trial name
- NCT04482374
- Where
- United States
- Volunteers
- 30 people
- Sponsor
- University of Colorado, Denver
Transgenderism, Gender Dysphoria
Pubertal Blockade and Estradiol Effects on Cardiometabolic Health for Transitioning Youth
To evaluate the effect of estradiol with or without a prior gonadotropin releasing hormone analogue on insulin sensitivity and vascular function in transgender females compared to cisgender controls.
- Conditions
- Transgenderism, Gender Dysphoria, Insulin Sensitivity
- Trial name
- PUBERTY (NCT04596592)
- Where
- United States
- Volunteers
- 90 people
- Sponsor
- University of Colorado, Denver
Stigmatization, Sex Work
An Education Initiative to Reduce Stigma Towards Sex Workers and Sexual Minorities Among Nursing Students
Background: Sex workers and sexual minorities (SWSM) often encounter barriers when accessing healthcare services due to social stigma and discrimination.
- Conditions
- Stigmatization, Sex Work, Homosexuality, Transgenderism
- Trial name
- NCT06434805
- Testing
- sex workers and sexual minorities education workshop
- Where
- Hong Kong
- Volunteers
- 32 people
- Sponsor
- Hong Kong Metropolitan University
Lower Urinary Tract Symptoms, Transgenderism
Lower Urinary Tract Symptoms in Transmasculine Patients Undergoing Metoidioplasty and Their Acceptability of Pelvic Floor Muscle Training Assessed by a Pelvic, Obstetric and Gynaecological Physiotherapist
Lower urinary tract symptoms in transmasculine patients undergoing metoidioplasty and their acceptability of pelvic floor muscle training assessed by a Pelvic, Obstetric and Gynaecological Physiotherapist.
- Trial name
- LUTS-POGP (NCT06956989)
- Volunteers
- 50 people, healthy volunteers welcome
- Sponsor
- Chelsea and Westminster NHS Foundation Trust
Testosterone, Transsexualism
Effect of Dose Fractionation of Testosterone Cypionate on Transgender Men with Erythrocytosis
A transgender man is someone with a male identity who were born with a vulva and vagina. The acquisition of masculine characters can come from surgery or from the use of testosterone.
- Conditions
- Testosterone, Transsexualism, Hematologic Diseases
- Trial name
- NCT05487794
- Testing
- Testosterone Cypionate 100 MG/ML
- Where
- Brazil
- Volunteers
- 46 people, healthy volunteers welcome
- Sponsor
- University of Sao Paulo
Transgenderism
Feminizing Treatment in Transgender Women and Non-binary Persons
Cohort study in 100 transgender women treated with gender affirming hormone treatment. Follow up affter 1year, 3 years, 5 years and 10 years, Outcomes regarding cardiovascular effects of hormone treatment.
- Trial name
- BIC-Estrogen (NCT05169762)
- Testing
- standard treatment
- Where
- Denmark
- Volunteers
- 100 people
- Sponsor
- Odense University Hospital
Transgenderism
Transgender Estradiol Affirming Therapy
The purpose of this open label, pilot, randomized clinical trial is to evaluate the effectiveness, safety and tolerability of estrogen use in transgender female and the degree of testosterone suppression achieved in this…
- Trial name
- TREAT (NCT05010707)
- Testing
- Transdermal patch, Pro-thrombotic markers, Metabolic markers
- Where
- United States
- Volunteers
- 39 people, healthy volunteers welcome
- Sponsor
- Washington University School of Medicine
Transgenderism, Erectile Dysfunction
Erectile Aid Use in Post-phalloplasty and Post-metoidioplasty Transgender Patients
This study seeks to explore the various methods used by transgender men for sexual intercourse following phalloplasty or metoidioplasty, focusing on their satisfaction with different erectile aids, as well as the satisfaction of…
- Conditions
- Transgenderism, Erectile Dysfunction, Gender Dysphoria, Sexual Dysfunction
- Trial name
- AID (NCT06639763)
- Testing
- Questionnaire
- Where
- Belgium
- Volunteers
- 1,000 people, healthy volunteers welcome
- Sponsor
- University Hospital, Ghent
Transgenderism, Erectile Dysfunction
Sexual Functioning After Erection Prosthesis Placement in Post Phalloplasty Transgender Persons
This study aims to explore sexual satisfaction among transgender men and their partners following the placement of erectile prostheses after phalloplasty.
- Conditions
- Transgenderism, Erectile Dysfunction, Prosthesis Durability, Gender Dysphoria
- Trial name
- NCT06639776
- Testing
- Questionnaire
- Where
- Belgium
- Volunteers
- 150 people
- Sponsor
- University Hospital, Ghent
Hiv, Transgenderism
Drug-Drug Interaction Study in Trans Women Living With HIV
Introduction: Transgender (trans) women have been found to be at higher risk of and to be disproportionally affected by HIV. Trans women with HIV have also been found to have low usage and adherence rates to antiretroviral…
- Trial name
- T-DDI (NCT05663892)
- Testing
- Biktarvy 50/200/25 Tab, Estradiol Tablets
- Where
- Canada
- Volunteers
- 45 people
- Sponsor
- Maple Leaf Research
Transgenderism, Erectile Dysfunction
Epithesis Versus Prosthesis in Post-phalloplasty Transgender Patients.
Transgender and gender diverse (TGD) individuals most often choose for phalloplasty as a means to create masculine external genitalia.
- Conditions
- Transgenderism, Erectile Dysfunction, Prosthesis Durability, Gender Dysphoria
- Trial name
- EROS (NCT05883553)
- Testing
- Usability and added value of device within sexual activity
- Where
- 2 sites in Belgium, Netherlands
- Volunteers
- 40 people, healthy volunteers welcome
- Sponsor
- University Hospital, Ghent
Surgery, Larynx
Voice Outcome of Glottoplasty, Cricothyroid Approximation, Thyroplasty, and Chondrolaryngoplasty
The purpose of this study is to measure the short- and long-term voice outcome and outcome predictors of glottoplasty, cricothyroid approximation, thyroplasty, and chondrolaryngoplasty using a prospective non-randomized…
- Conditions
- Surgery, Larynx, Transgenderism, Gender Dysphoria
- Trial name
- NCT06439290
- Testing
- Phonosurgery, Mastectomy/breast augmentation
- Where
- 2 sites in Belgium
- Volunteers
- 290 people, healthy volunteers welcome
- Sponsor
- University Ghent