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Clinical trialNCT03864913CompletedEarly phase 1Interventional

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

SponsorOregon Health and Science UniversityEnrollment26Health Services for Transgender PersonsTransgender Persons
View the registry record on ClinicalTrials.gov

Summary

The lay summary the sponsor registered on ClinicalTrials.gov.

The trial studies the efficacy of subcutaneous (SQ) testosterone compared to intramuscular (IM) testosterone therapy during the first 6 months of pubertal induction in transgender male adolescents. Describes rate of adverse effects, masculinizing effects and quality of life while receiving testosterone. Evaluates clinic utilization required for testosterone therapy.
clinicaltrials.gov ↗

Investigators

The overall officials registered on this study. Names that resolve to a findmyKOL profile link to it; the rest are shown as registered.

A profile link is shown only when the registered name resolves to a person record with a confident, namesake-checked match; ambiguous names stay unlinked.

Sites

1 registered facility, with the per-site recruitment status where the registry publishes one. ClinicalTrials.gov does not publish per-site enrollment counts.

United States
  • Oregon Health and Science University

    Portland, Oregon, United States

Site investigator names are published by ClinicalTrials.gov only while a study recruits, so completed studies list sites without them.

Drugs studied

The drug and biological interventions registered on this study, normalized to their RxNorm ingredient where possible.

Testosterone →
Linked drugs open the directory filtered to KOLs working with them.clinicaltrials.gov ↗

Registration & key dates

Registry attributes as recorded on the ClinicalTrials.gov study record.

Start
26 Jan 2018
Primary completion
30 Jun 2019
Completion
30 Dec 2019
Last update posted
3 Apr 2024
Registered enrollment
26
Registry id
NCT03864913
clinicaltrials.gov ↗

Source: ClinicalTrials.gov, via the CTTI AACT database, data as of 24 Aug 2026. Registry facts are shown as registered by the study sponsor; findmyKOL does not interpret them.