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Transgender clinical trials and research
As of November 12, 2026, Find a Trial lists 6 Transgender clinical trials that are recruiting, at sites in 4 countries (most in Austria (2), United States (2), China (1)). Every study is explained in plain English. Data from ClinicalTrials.gov and NIH RePORTER, updated November 12, 2026.
- 6Clinical trials
- 4Countries
Newest Transgender clinical trials
| Study | Phase | Where | Status | Registered |
|---|---|---|---|---|
| How hormones and mastectomy affect chest-related feelings in trans men and gender-diverse people | — | Innsbruck | Recruiting | Nov 28, 2025 |
| Cervical and endometrial cancer screening for people having gender-affirming hysterectomy | — | Minneota, Minnesota | Recruiting | Jul 20, 2025 |
| Effects of testosterone on headaches and brain development in transmasculine youth | — | Aurora, Colorado | Recruiting | Nov 1, 2024 |
| Examining how tucking affects semen quality in trans women | — | Innsbruck | Recruiting | Jul 31, 2024 |
| Investigating how sex hormones affect gut microbiome and heart health in transgender individuals | — | Berlin | Recruiting | Apr 19, 2022 |
| Gender-affirming hormone therapy for transgender individuals in China | — | Beijing, Beijing Municipality | Recruiting | Apr 8, 2022 |
All recruiting trials (6)
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How hormones and mastectomy affect chest-related feelings in trans men and gender-diverse people
This study will see if gender-affirming hormone therapy and mastectomy change breast-related distress and quality of life in trans men and gender-diverse people before they start treatment.
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Cervical and endometrial cancer screening for people having gender-affirming hysterectomy
This study will see how often transgender and gender-diverse adults get cervical cancer screening and endometrial sampling before a gender-affirming hysterectomy and whether those tests match what the hysterectomy finds.
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Effects of testosterone on headaches and brain development in transmasculine youth
This study is testing how testosterone therapy affects headaches and brain development in transmasculine youth aged 12-20 who were assigned female at birth.
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Examining how tucking affects semen quality in trans women
This study is testing how tucking affects sperm quality in trans women who want to preserve their fertility before starting hormone therapy.
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Investigating how sex hormones affect gut microbiome and heart health in transgender individuals
This study tests how sex hormones affect gut health and heart risks in transgender individuals receiving hormone therapy.
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Gender-affirming hormone therapy for transgender individuals in China
This study is trying to understand how gender-affirming hormone therapy affects the physical and mental health of transgender individuals in China over a year.
Related topics
Quick answers
How many Transgender clinical trials are recruiting right now?
6, as of November 12, 2026. We update this list each time we refresh our data from ClinicalTrials.gov.
Where are these trials running?
In 4 countries. The most sites are in Austria (2 trials), United States (2 trials), China (1 trial), Germany (1 trial). Each study page lists its sites and which ones are recruiting.
How do I join one?
Open a study, check the "Is this trial a fit for you?" section, then contact the study team listed on the page. They will ask a few screening questions. Asking is free and does not commit you to anything. Talk it over with your doctor first.
Find the studies that fit you
A list is a starting point. Tell us your situation in your own words and we'll rank the studies that match and explain why. It's free and needs no account.