# Pectoralis Block vs Paravertebral Nerve Blocks for Breast Surgery

> **NCT04742309** · PHASE4 · COMPLETED · sponsor: **University of California, San Diego** · enrollment: 119 (actual)

## Conditions studied

- Breast Surgery

## Interventions

- **DRUG:** Pecs-2 block (single injection)
- **DRUG:** Paravertebral block (single injection)

## Key facts

- **NCT ID:** NCT04742309
- **Lead sponsor:** University of California, San Diego
- **Sponsor class:** OTHER
- **Phase:** PHASE4
- **Study type:** INTERVENTIONAL
- **Status:** COMPLETED
- **Start date:** 2021-02-25
- **Primary completion:** 2023-08-31
- **Final completion:** 2023-08-31
- **Target enrollment:** 119 (ACTUAL)
- **Last updated:** 2024-06-26


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT04742309

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT04742309, "Pectoralis Block vs Paravertebral Nerve Blocks for Breast Surgery". Retrieved via AI Analytics 2026-05-28 from https://api.ai-analytics.org/clinical/NCT04742309. Licensed CC0.

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