# Testosterone Therapy in Castration Resistant Prostate Cancer

> **NCT03734653** · EARLY_PHASE1 · COMPLETED · sponsor: **University of Colorado, Denver** · enrollment: 30 (actual)

## Conditions studied

- Prostate Cancer
- Castration-Resistant Prostate Cancer

## Interventions

- **DRUG:** Transdermal Testosterone
- **DRUG:** Standard of Care, Enzalutamide

## Key facts

- **NCT ID:** NCT03734653
- **Lead sponsor:** University of Colorado, Denver
- **Sponsor class:** OTHER
- **Phase:** EARLY_PHASE1
- **Study type:** INTERVENTIONAL
- **Status:** COMPLETED
- **Start date:** 2019-01-18
- **Primary completion:** 2024-08-14
- **Final completion:** 2025-09-30
- **Target enrollment:** 30 (ACTUAL)
- **Last updated:** 2025-11-06

## Collaborators

- [object Object]

## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT03734653

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT03734653, "Testosterone Therapy in Castration Resistant Prostate Cancer". Retrieved via AI Analytics 2026-06-16 from https://api.ai-analytics.org/clinical/NCT03734653. Licensed CC0.

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