# The Effect of Local Antioxidant Therapy on Racial Differences in Vasoconstriction

> **NCT03680404** · PHASE1 · COMPLETED · sponsor: **The University of Texas at Arlington** · enrollment: 24 (actual)

## Conditions studied

- Cardiovascular Diseases
- Cardiovascular Risk Factor
- Vasoconstriction

## Interventions

- **DRUG:** Control (Phenylephrine)
- **DRUG:** Phenylephrine + Apocynin
- **DRUG:** Phenylephrine + Allopurinol
- **DRUG:** Phenylephrine + Tempol

## Key facts

- **NCT ID:** NCT03680404
- **Lead sponsor:** The University of Texas at Arlington
- **Sponsor class:** OTHER
- **Phase:** PHASE1
- **Study type:** INTERVENTIONAL
- **Status:** COMPLETED
- **Start date:** 2018-10-01
- **Primary completion:** 2020-02-01
- **Final completion:** 2020-02-01
- **Target enrollment:** 24 (ACTUAL)
- **Last updated:** 2020-11-05


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT03680404

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT03680404, "The Effect of Local Antioxidant Therapy on Racial Differences in Vasoconstriction". Retrieved via AI Analytics 2026-05-28 from https://api.ai-analytics.org/clinical/NCT03680404. Licensed CC0.

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