# SPARK Study - Sympathetic Periarterial Radial Block in Healthy Volunteers

> **NCT07429292** · PHASE4 · NOT_YET_RECRUITING · sponsor: **Duke University** · enrollment: 20 (estimated)

## Conditions studied

- Healthy Volunteers
- Sympathetic Activity

## Interventions

- **DRUG:** Lidocaine 2%

## Key facts

- **NCT ID:** NCT07429292
- **Lead sponsor:** Duke University
- **Sponsor class:** OTHER
- **Phase:** PHASE4
- **Study type:** INTERVENTIONAL
- **Status:** NOT_YET_RECRUITING
- **Start date:** 2026-05
- **Primary completion:** 2026-12
- **Final completion:** 2027-04
- **Target enrollment:** 20 (ESTIMATED)
- **Last updated:** 2026-04-01


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT07429292

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT07429292, "SPARK Study - Sympathetic Periarterial Radial Block in Healthy Volunteers". Retrieved via AI Analytics 2026-05-26 from https://api.ai-analytics.org/clinical/NCT07429292. Licensed CC0.

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