Independent directory Public ClinicalTrials.gov records United States
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ClinicalTrials.gov public records Last synced Sep 2, 2026, 4:12 PM EDT

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Showing 1–8 of 8 matching trials from the live ClinicalTrials.gov search.
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Active, not recruiting No phase listed Observational Accepts healthy volunteers

Effect of Hormones on Frequency of Headache and Brain Structure and Function in Puberty

NCT05607303
Conditions
Headache, Gender Identity
Interventions
Clinical estrogen therapy
Other
Lead sponsor
University of Colorado, Denver
Other
Eligibility
9 Years to 20 Years
Enrollment
140 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2026
U.S. locations
1
States / cities
Aurora, Colorado
Recruiting No phase listed Observational Accepts healthy volunteers

State of Hormones Impact Nociceptive Expression

NCT05787470
Conditions
Pain, Gender Identity
Interventions
Quantative sensory testing, Blood Draw
Behavioral · Diagnostic Test
Lead sponsor
University of Alabama at Birmingham
Other
Eligibility
18 Years to 65 Years
Enrollment
120 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2027
U.S. locations
1
States / cities
Birmingham, Alabama
Enrolling by invitation Not applicable Interventional Accepts healthy volunteers

Efficacy of a Chronic Pain Treatment Prior to Gender-affirming Surgery

NCT06443164
Conditions
Pain Catastrophizing, Pain, Chronic, Gender Identity
Interventions
Empowered Relief, Standard of Care
Behavioral · Other
Lead sponsor
Oregon Health and Science University
Other
Eligibility
18 Years to 100 Years
Enrollment
78 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2025
U.S. locations
1
States / cities
Portland, Oregon
Conditions
HIV Infections, Sexually Transmitted Diseases
Interventions
Peer-oriented intervention, Group cognitive behavioral therapy (CBT)
Behavioral
Lead sponsor
Johns Hopkins Bloomberg School of Public Health
Other
Eligibility
18 Years to 74 Years
Enrollment
746 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2005 – 2009
U.S. locations
1
States / cities
Baltimore, Maryland
Conditions
Identity Pathology, Behavior Problems
Interventions
Psychotherapy, Individual Psychotherapy
Behavioral
Lead sponsor
Weill Medical College of Cornell University
Other
Eligibility
14 Years to 21 Years · Female only
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2009
U.S. locations
1
States / cities
White Plains, New York
Conditions
Gender Identity, Gender Dysphoria in Adolescents and Adults, Headache, Transgender
Interventions
Testosterone
Drug
Lead sponsor
University of Colorado, Denver
Other
Eligibility
12 Years to 20 Years
Enrollment
100 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2026
U.S. locations
1
States / cities
Aurora, Colorado
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
Completed Not applicable Interventional Accepts healthy volunteers

Tactile Low Vision Labeling of Ophthalmic Drops

NCT04483882
Conditions
Low Vision Aids
Interventions
Tactile Labels for Drug identity and dose frequency
Device
Lead sponsor
The University of Texas Medical Branch, Galveston
Other
Eligibility
18 Years to 100 Years
Enrollment
46 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2021
U.S. locations
1
States / cities
Galveston, Texas