Independent directory Public ClinicalTrials.gov records United States
Clear filters
ClinicalTrials.gov public records Last synced Sep 8, 2026, 5:37 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 161 matching trials from the live ClinicalTrials.gov search.
Local D1 index available.
Completed Not applicable Interventional Accepts healthy volunteers

Transmasculine One-on-One and Group Empowerment for Targeted HIV Reduction

NCT06182280
Conditions
HIV Infections, Adherence, Medication
Interventions
PrEP4T, LS4TM
Behavioral
Lead sponsor
Fenway Community Health
Other
Eligibility
18 Years and older · Male only
Enrollment
90 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2026
U.S. locations
1
States / cities
Boston, Massachusetts
Not listed No phase listed Observational Accepts healthy volunteers

Transgender Cohort Study of Gender Affirmation and HIV-related Health

NCT03595956
Conditions
HIV/AIDS, STI, Gender Dysphoria, Transsexualism, Gender Identity, Depression, Anxiety
Interventions
Medical gender affirmation
Other
Lead sponsor
Fenway Community Health
Other
Eligibility
18 Years and older
Enrollment
4,500 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2021
U.S. locations
1
States / cities
Boston, Massachusetts
Enrolling by invitation Not applicable Interventional

MaPGAS Decision Making

NCT06565663
Conditions
Gender Dysphoria, Gender Dysphoria, Adult, Gender Incongruence, Transgenderism, Transsexualism, Transgender Persons, Phalloplasty
Interventions
MaPGAS Decision Aid
Behavioral
Lead sponsor
Dartmouth-Hitchcock Medical Center
Other
Eligibility
18 Years and older · Female only
Enrollment
140 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2028
U.S. locations
2
States / cities
Hanover, New Hampshire • Salt Lake City, Utah
Completed No phase listed Observational Accepts healthy volunteers

Longer-Acting PrEP in Transgender and Gender Diverse Texans

NCT05044286
Conditions
HIV-1-infection
Interventions
no intervention
Other
Lead sponsor
University of Texas at Austin
Other
Eligibility
18 Years to 100 Years
Enrollment
565 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2023
U.S. locations
1
States / cities
Austin, Texas
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
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
Conditions
Smoking Cessation
Interventions
SmokefreeSGM, SmokefreeTXT
Behavioral
Lead sponsor
The University of Texas Health Science Center, Houston
Other
Eligibility
18 Years and older
Enrollment
100 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2024
U.S. locations
1
States / cities
Houston, Texas
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
Completed Not applicable Interventional Accepts healthy volunteers

Flourish Vaginal Care System to Establish Neovaginal Microbiome

NCT05372770
Conditions
Neovaginal Microbiome
Interventions
Flourish Vaginal Care system
Device
Lead sponsor
Vaginal Biome Science
Other
Eligibility
18 Years and older
Enrollment
56 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2024
U.S. locations
1
States / cities
New Hope, Pennsylvania
Completed Not applicable Interventional Accepts healthy volunteers

Linkage of Transgender Individuals to PrEP

NCT03191474
Conditions
HIV Seronegativity, Linkage
Interventions
T-POWr Intervention
Behavioral
Lead sponsor
University of California, San Diego
Other
Eligibility
18 Years and older
Enrollment
202 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2020
U.S. locations
2
States / cities
Los Angeles, California • San Diego, California
Completed Not applicable Interventional Accepts healthy volunteers

Transgender Health: an Educational RCT

NCT05080335
Conditions
Transgender, Health Attitude
Interventions
Short videos
Other
Lead sponsor
Yale University
Other
Eligibility
18 Years to 99 Years
Enrollment
200 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022
U.S. locations
2
States / cities
New Haven, Connecticut
Recruiting Not applicable Interventional Accepts healthy volunteers

TransHealthGUIDE: Transforming Health for Gender-Diverse Young Adults

NCT06177600
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
Enrolling by invitation Not applicable Interventional Accepts healthy volunteers

HIV Prevention Among At-risk Latinos in the Heartland

NCT04563715
Conditions
HIV Infections
Interventions
HIV counseling and testing, Network intervention
Diagnostic Test · Behavioral
Lead sponsor
Medical College of Wisconsin
Other
Eligibility
18 Years and older · Male only
Enrollment
456 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2026
U.S. locations
3
States / cities
Indianapolis, Indiana • Cleveland, Ohio • Milwaukee, Wisconsin
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
Completed Not applicable Interventional Accepts healthy volunteers

Providing Online Counseling for Home-Based HIV Testing With Transgender Youth

NCT03185975
Conditions
Hiv, Transgender Youth
Interventions
at-home test kit, Motivational Interviewing and Certified Testing and Referral
Behavioral
Lead sponsor
University of Michigan
Other
Eligibility
15 Years to 24 Years
Enrollment
200 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2019
U.S. locations
1
States / cities
Ann Arbor, Michigan
Conditions
HIV/AIDS, Gender, Behavior and Behavior Mechanisms
Interventions
Not listed
Lead sponsor
Hektoen Institute for Medical Research
Other
Eligibility
15 Years to 24 Years
Enrollment
80 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2023
U.S. locations
3
States / cities
Denver, Colorado • Chicago, Illinois • Philadelphia, Pennsylvania
Conditions
Gender Dysphoria, Transgender
Interventions
Infectious Disease Testing, Gonadal Tissue Removal
Diagnostic Test · Procedure
Lead sponsor
University of Pittsburgh
Other
Eligibility
9 Years and older · Male only
Enrollment
150 participants
Timeline
2019 – 2029
U.S. locations
1
States / cities
Pittsburgh, Pennsylvania
Completed Not applicable Interventional Accepts healthy volunteers

PrEPTECH Phase 2 Study of a PrEP Telehealth Intervention

NCT04902820
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
Conditions
Cigarette Smoking
Interventions
Mail-based Self-help plus Internet-based Smoking Treatment, Self-Help Manual plus Telephone counseling, Self-Help Manual, Self-Help Manual plus Internet-based Intervention plus Telephone Counseling
Behavioral
Lead sponsor
University of California, San Francisco
Other
Eligibility
18 Years and older
Enrollment
363 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2008 – 2012
U.S. locations
1
States / cities
San Francisco, California
Completed Not applicable Interventional Accepts healthy volunteers Results available

Increasing Engagement and Improving HIV Outcomes Via HealthMPowerment

NCT03678181
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
Conditions
Gender Dysphoria
Interventions
Treatment with a GnRh agonists
Drug
Lead sponsor
University of California, San Francisco
Other
Eligibility
10 Years and older · Male only
Enrollment
3 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017
U.S. locations
1
States / cities
San Francisco, California
Conditions
PTSD, Depression, Virus, Human Immunodeficiency
Interventions
WAVE-TW
Behavioral
Lead sponsor
University of Miami
Other
Eligibility
18 Years and older · Female only
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2021
U.S. locations
1
States / cities
Miami, Florida
Conditions
Smoking Cessation
Interventions
Forward to Quit (F2Q)
Behavioral
Lead sponsor
University of Colorado, Denver
Other
Eligibility
18 Years and older
Enrollment
47 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2031
U.S. locations
1
States / cities
Aurora, Colorado
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