# Effect of Local Anesthetic Concentration on Rebound Pain: A Randomized Control Study

> **NCT07146685** · PHASE4 · NOT_YET_RECRUITING · sponsor: **University of Virginia** · enrollment: 168 (estimated)

## Conditions studied

- Rebound Pain
- Shoulder Arthroplasty
- Interscalene Block

## Interventions

- **DRUG:** Bupivacaine

## Key facts

- **NCT ID:** NCT07146685
- **Lead sponsor:** University of Virginia
- **Sponsor class:** OTHER
- **Phase:** PHASE4
- **Study type:** INTERVENTIONAL
- **Status:** NOT_YET_RECRUITING
- **Start date:** 2026-01-01
- **Primary completion:** 2028-01-01
- **Final completion:** 2029-01-01
- **Target enrollment:** 168 (ESTIMATED)
- **Last updated:** 2025-08-28


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT07146685

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT07146685, "Effect of Local Anesthetic Concentration on Rebound Pain: A Randomized Control Study". Retrieved via AI Analytics 2026-07-06 from https://api.ai-analytics.org/clinical/NCT07146685. Licensed CC0.

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*[Clinical trials dataset](/datasets/clinical-trials) · CC0 1.0*