# Impact of Erector Spinae Plane Block on Chronic Postsurgical Pain in Breast Cancer Patients

> **NCT05494502** · NA · RECRUITING · sponsor: **Peking University First Hospital** · enrollment: 1206 (estimated)

## Conditions studied

- Breast Neoplasms
- Mastectomy
- Nerve Block
- Dexmedetomidine
- Pain, Postoperative
- Chronic Pain
- Prognosis

## Interventions

- **PROCEDURE:** Erector spinae plane block
- **PROCEDURE:** Control group

## Key facts

- **NCT ID:** NCT05494502
- **Lead sponsor:** Peking University First Hospital
- **Sponsor class:** OTHER
- **Phase:** NA
- **Study type:** INTERVENTIONAL
- **Status:** RECRUITING
- **Start date:** 2023-05-23
- **Primary completion:** 2025-11
- **Final completion:** 2027-07
- **Target enrollment:** 1206 (ESTIMATED)
- **Last updated:** 2025-07-31

## Collaborators

- [object Object]

## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT05494502

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT05494502, "Impact of Erector Spinae Plane Block on Chronic Postsurgical Pain in Breast Cancer Patients". Retrieved via AI Analytics 2026-06-04 from https://api.ai-analytics.org/clinical/NCT05494502. Licensed CC0.

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