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ClinicalTrials.gov public records Last synced May 21, 2026, 10:52 PM EDT

Data is sourced from official ClinicalTrials.gov public API records. Always review the official ClinicalTrials.gov record for the latest information.

Showing 1–24 of 159 matching trials from the live ClinicalTrials.gov search.
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Filters: Condition: Transgender Persons Clear all
Completed Phase 2 Interventional Accepts healthy volunteers Results available
View directory record Official record
Conditions
HIV Infections
Interventions
VRC01, Placebo for VRC01
Biological
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
18 Years to 50 Years · Male only
Enrollment
2,699 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2020
U.S. locations
19
States / cities
Birmingham, Alabama • Los Angeles, California • San Francisco, California + 13 more
Source: ClinicalTrials.gov public record
Updated Feb 22, 2022 · Synced May 21, 2026, 10:52 PM EDT
Not listed Not applicable Interventional Accepts healthy volunteers
View directory record Official record
Conditions
Mental Health Issue, Substance Use
Interventions
mHealth peer navigation and social support
Behavioral
Lead sponsor
Public Health Foundation Enterprises, Inc.
Other
Eligibility
18 Years and older · Female only
Enrollment
40 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2023
U.S. locations
1
States / cities
San Francisco, California
Source: ClinicalTrials.gov public record
Updated Mar 24, 2022 · Synced May 21, 2026, 10:52 PM EDT
Active, not recruiting Not applicable Interventional
View directory record Official record
Conditions
HIV Infections
Interventions
Patient-centered injection site, Patient-centered adherence support, Provider education, Improved clinic communication strategies
Other · Behavioral
Lead sponsor
Public Health Foundation Enterprises, Inc.
Other
Eligibility
18 Years and older · Male only
Enrollment
50 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2024
U.S. locations
1
States / cities
San Francisco, California
Source: ClinicalTrials.gov public record
Updated Aug 4, 2024 · Synced May 21, 2026, 10:52 PM EDT
Completed No phase listed Observational Accepts healthy volunteers
View directory record Official record
Conditions
Gender Dysphoria
Interventions
Not listed
Lead sponsor
Mountain Dermatology Specialists
Other
Eligibility
18 Years to 65 Years
Enrollment
2 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2020
U.S. locations
1
States / cities
Chestnut Hill, Massachusetts
Source: ClinicalTrials.gov public record
Updated Jul 19, 2020 · Synced May 21, 2026, 10:52 PM EDT
Completed Early Phase 1 Interventional Accepts healthy volunteers
View directory record Official record
Conditions
Health Services for Transgender Persons, Transgender Persons
Interventions
Testosterone injection, PedsQL questionnarie, Masculinizing effects questionnaire, Medication experience questionnaire
Drug · Behavioral · Other
Lead sponsor
Oregon Health and Science University
Other
Eligibility
14 Years to 19 Years · Female only
Enrollment
26 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2019
U.S. locations
1
States / cities
Portland, Oregon
Source: ClinicalTrials.gov public record
Updated Apr 2, 2024 · Synced May 21, 2026, 10:52 PM EDT
Active, not recruiting No phase listed Observational Accepts healthy volunteers
View directory record Official record
Conditions
Transgender, Transgenderism
Interventions
Not listed
Lead sponsor
Medical College of Wisconsin
Other
Eligibility
12 Years to 30 Years
Enrollment
90 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2027
U.S. locations
1
States / cities
Milwaukee, Wisconsin
Source: ClinicalTrials.gov public record
Updated Oct 2, 2025 · Synced May 21, 2026, 10:52 PM EDT
Terminated Phase 4 Interventional Accepts healthy volunteers
View directory record Official record
Conditions
Gender Dysphoria
Interventions
17beta Estradiol
Drug
Lead sponsor
MaineHealth
Other
Eligibility
18 Years and older · Male only
Enrollment
2 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2023
U.S. locations
1
States / cities
Portland, Maine
Source: ClinicalTrials.gov public record
Updated Jul 26, 2023 · Synced May 21, 2026, 10:52 PM EDT
Terminated Early Phase 1 Interventional Accepts healthy volunteers
View directory record Official record
Conditions
Transgenderism, Clotting Disorder
Interventions
Estradiol Tablets, Transdermal patch
Drug
Lead sponsor
Medical College of Wisconsin
Other
Eligibility
18 Years and older · Male only
Enrollment
6 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2022
U.S. locations
1
States / cities
Milwaukee, Wisconsin
Source: ClinicalTrials.gov public record
Updated Dec 20, 2022 · Synced May 21, 2026, 10:52 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available
View directory record Official record
Conditions
HIV Infections, Sexually Transmitted Diseases, Stigma, Social
Interventions
Information Resources, Social Support, HIV Testing
Behavioral
Lead sponsor
University of Pennsylvania
Other
Eligibility
15 Years to 29 Years · Male only
Enrollment
750 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2023
U.S. locations
3
States / cities
Chapel Hill, North Carolina • Durham, North Carolina • Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Sep 26, 2024 · Synced May 21, 2026, 10:52 PM EDT
Completed Not applicable Interventional
View directory record Official record
Conditions
HIV Infections, HIV
Interventions
Information provision, Weekly quizzes, Rewards for testing HIV-negative
Behavioral
Lead sponsor
RAND
Other
Eligibility
18 Years and older
Enrollment
217 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2019
U.S. locations
1
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Sep 9, 2019 · Synced May 21, 2026, 10:52 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available
View directory record Official record
Conditions
HIV, Violence, Gender-Based, Violence, Domestic, Risk Reduction Behavior
Interventions
Program STARS (Supporting Trans Affirmation, relationships, and Sex), Relaxation and Stress Reduction
Behavioral
Lead sponsor
Brown University
Other
Eligibility
18 Years and older · Male only
Enrollment
37 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2024
U.S. locations
1
States / cities
Providence, Rhode Island
Source: ClinicalTrials.gov public record
Updated Nov 18, 2025 · Synced May 21, 2026, 10:52 PM EDT
Completed No phase listed Observational
View directory record Official record
Conditions
Gender Identity, Gender Dysphoria, Gender Identity Disorder in Adolescence and Adulthood
Interventions
Not listed
Lead sponsor
University of Colorado, Denver
Other
Eligibility
13 Years to 16 Years · Female only
Enrollment
19 participants
Timeline
2018 – 2020
U.S. locations
1
States / cities
Aurora, Colorado
Source: ClinicalTrials.gov public record
Updated Sep 28, 2020 · Synced May 21, 2026, 10:52 PM EDT
Recruiting No phase listed Observational Accepts healthy volunteers
View directory record Official record
Conditions
Neoplasms, Chronic Disease
Interventions
Remote assessment of patient reported outcomes and daily activity
Other
Lead sponsor
Cedars-Sinai Medical Center
Other
Eligibility
18 Years and older
Enrollment
20 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2025
U.S. locations
1
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Aug 26, 2024 · Synced May 21, 2026, 10:52 PM EDT
Terminated Phase 2 Interventional Results available
View directory record Official record
Conditions
HIV I Infection
Interventions
Estradiol
Drug
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
18 Years and older · Male only
Enrollment
93 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2025
U.S. locations
14
States / cities
San Diego, California • San Francisco, California • Aurora, Colorado + 11 more
Source: ClinicalTrials.gov public record
Updated Apr 7, 2026 · Synced May 21, 2026, 10:52 PM EDT
Not yet recruiting Not applicable Interventional
View directory record Official record
Conditions
Alcohol Use, Unspecified, Relationship, Social, Depression, Anxiety, Transgenderism
Interventions
Whole Selves
Behavioral
Lead sponsor
Boston University
Other
Eligibility
18 Years to 30 Years
Enrollment
107 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2027
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Apr 27, 2026 · Synced May 21, 2026, 10:52 PM EDT
Not yet recruiting Not applicable Interventional
View directory record Official record
Conditions
PrEP Uptake Experiences, PrEP Adherence Experiences, Mental Health Symptoms
Interventions
Trans STAIR, PrEP Well
Behavioral
Lead sponsor
San Diego State University
Other
Eligibility
18 Years and older
Enrollment
90 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026
U.S. locations
1
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Sep 14, 2025 · Synced May 21, 2026, 10:52 PM EDT
Completed No phase listed Observational Accepts healthy volunteers Results available
View directory record Official record
Conditions
Uterine Cervical Neoplasms, Sexually Transmitted Diseases
Interventions
Not listed
Lead sponsor
Fenway Community Health
Other
Eligibility
21 Years to 64 Years · Female only
Enrollment
150 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2015 – 2016
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Jun 27, 2017 · Synced May 21, 2026, 10:52 PM EDT
Active, not recruiting Phase 4 Interventional Accepts healthy volunteers
View directory record Official record
Conditions
Hiv, Hormone Therapy
Interventions
Emtricitabine / Tenofovir Disoproxil Oral Tablet 200/300 mg, Emtricitabine Tenofovir Alafenamide 200/25 mg
Drug
Lead sponsor
University of California, San Diego
Other
Eligibility
18 Years and older
Enrollment
64 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2024
U.S. locations
1
States / cities
San Diego, California
Source: ClinicalTrials.gov public record
Updated May 5, 2023 · Synced May 21, 2026, 10:52 PM EDT
Completed Early Phase 1 Interventional Results available
View directory record Official record
Conditions
Transgender Persons
Interventions
Estradiol
Drug
Lead sponsor
Medical College of Wisconsin
Other
Eligibility
18 Years and older
Enrollment
11 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2020
U.S. locations
1
States / cities
Milwaukee, Wisconsin
Source: ClinicalTrials.gov public record
Updated Apr 10, 2025 · Synced May 21, 2026, 10:52 PM EDT
Recruiting Not applicable Interventional Accepts healthy volunteers
View directory record Official record
Conditions
Transgender Persons, Health Services for Transgender Persons, Gender Identity
Interventions
Interactive educational digital platform for transgender and gender-diverse (TGD) young adults and caregivers
Behavioral
Lead sponsor
Boston Children's Hospital
Other
Eligibility
18 Years to 29 Years
Enrollment
500 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2026
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Aug 19, 2025 · Synced May 21, 2026, 10:52 PM EDT
Suspended Not applicable Interventional
View directory record Official record
Conditions
Smoking Cessation
Interventions
SmokefreeSGM
Behavioral
Lead sponsor
The University of Texas Health Science Center, Houston
Other
Eligibility
18 Years and older
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2027
U.S. locations
1
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated Jul 10, 2025 · Synced May 21, 2026, 10:52 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers
View directory record Official record
Conditions
Pre-Exposure Prophylaxis, HIV, Telemedicine
Interventions
PrEPTECH website, Online PrEP resource list
Other
Lead sponsor
ETR Associates
Other
Eligibility
15 Years to 27 Years · Male only
Enrollment
229 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2023
U.S. locations
1
States / cities
Scotts Valley, California
Source: ClinicalTrials.gov public record
Updated Sep 10, 2023 · Synced May 21, 2026, 10:52 PM EDT
Completed Phase 2Phase 3 Interventional Accepts healthy volunteers Results available
View directory record Official record
Conditions
HIV Infections
Interventions
Cabotegravir Oral Tablet, TDF/FTC tablets, Placebo for TDF/FTC tablets, Placebo for cabotegravir oral tablet, CAB LA, Placebo for CAB LA
Drug
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
18 Years and older
Enrollment
4,570 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2025
U.S. locations
27
States / cities
Birmingham, Alabama • Los Angeles, California • Oakland, California + 20 more
Source: ClinicalTrials.gov public record
Updated Mar 18, 2026 · Synced May 21, 2026, 10:52 PM EDT
Terminated Not applicable Interventional Accepts healthy volunteers
View directory record Official record
Conditions
HIV Prevention, Transgender Women
Interventions
Alternative long-acting PrEP injection strategies, mHealth adherence app
Behavioral
Lead sponsor
University of Colorado, Denver
Other
Eligibility
18 Years to 100 Years · Male only
Enrollment
19 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2023
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Oct 3, 2024 · Synced May 21, 2026, 10:52 PM EDT