Independent directory Public ClinicalTrials.gov records United States
ClinicalTrials.gov record
Completed Early Phase 1 Interventional Accepts healthy volunteers

Comparing Subcutaneous Testosterone to Intramuscular Testosterone in Gender Affirming Care of Transgender Male Adolescents

ClinicalTrials.gov ID: NCT03864913

Public ClinicalTrials.gov record NCT03864913. Field values are reproduced from the official study page; the official ClinicalTrials.gov record remains the source of truth for eligibility, enrollment, and contact information.

ClinicalTrials.gov public records Last synced Jul 22, 2026, 5:11 AM EDT

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

Official title

Investigating the Efficacy of Subcutaneous Testosterone Compared to Intramuscular Testosterone in Gender Affirming Care of Transgender Male Adolescents

Study identification

NCT ID
NCT03864913
Recruitment status
Completed
Study type
Interventional
Phase
Early Phase 1
Lead sponsor
Oregon Health and Science University
Other
Enrollment
26 participants

Conditions and interventions

Interventions

  • Testosterone injection Drug
  • PedsQL questionnarie Behavioral
  • Masculinizing effects questionnaire Other
  • Medication experience questionnaire Other

Drug · Behavioral · Other

Eligibility (public fields only)

Age range
14 Years to 19 Years
Sex
Female
Healthy volunteers
Accepts healthy volunteers

This page does not interpret eligibility. Detailed inclusion and exclusion criteria are on the official ClinicalTrials.gov record.

Study timeline

Start date
Jan 25, 2018
Primary completion
Jun 29, 2019
Completion
Dec 29, 2019
Last update posted
Apr 2, 2024

2018 – 2019

United States locations

U.S. sites
1
U.S. states
1
U.S. cities
1
Facility City State ZIP Site status
Oregon Health and Science University Portland Oregon 97239

Site contact phone numbers, emails, and investigator names are intentionally not displayed here. Open the official ClinicalTrials.gov record for site contact information.

About this trial record page

What this page shows
Public field values for ClinicalTrials.gov record NCT03864913, including study identification, conditions, interventions, eligibility (age, sex, healthy volunteer), timeline, and U.S. site list.
What this page does not do
No medical advice, eligibility judgments, treatment recommendations, study quality scoring, or AI-generated medical summaries. No site contact phone numbers, emails, or investigator names.
Where the data comes from
Sourced from the official ClinicalTrials.gov public API. The official record is the source of truth.
Last refresh
Last update posted Apr 2, 2024 · Synced Jul 22, 2026

Related: full search, browse by condition, browse by drug or therapy, browse by sponsor, browse by U.S. city.

Open the official record

The complete protocol, eligibility criteria, and contact information for NCT03864913 live on ClinicalTrials.gov.

View official ClinicalTrials.gov record →