# Sildenafil Treatment for Mild TBI

> **NCT03598140** · PHASE2 · TERMINATED · sponsor: **University of Texas Southwestern Medical Center** · enrollment: 22 (actual)

## Conditions studied

- Vascular System Injuries
- Concussion, Brain
- Post-Concussion Syndrome

## Interventions

- **DRUG:** Sildenafil Citrate
- **DRUG:** Placebo oral capsule

## Key facts

- **NCT ID:** NCT03598140
- **Lead sponsor:** University of Texas Southwestern Medical Center
- **Sponsor class:** OTHER
- **Phase:** PHASE2
- **Study type:** INTERVENTIONAL
- **Status:** TERMINATED
- **Start date:** 2018-07-25
- **Primary completion:** 2019-05-29
- **Final completion:** 2019-05-29
- **Target enrollment:** 22 (ACTUAL)
- **Why stopped:** PI, Dr. Josh Gaston, left the institution and the study has been stopped.
- **Last updated:** 2020-11-19


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT03598140

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT03598140, "Sildenafil Treatment for Mild TBI". Retrieved via AI Analytics 2026-06-02 from https://api.ai-analytics.org/clinical/NCT03598140. Licensed CC0.

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