# Risk of Failed Epidural in Patients With and Without Chronic Pain and Opioid Use

> **NCT05662566** · — · COMPLETED · sponsor: **Eske Kvanner Aasvang** · enrollment: 150 (actual)

## Conditions studied

- Chronic Pain
- Postoperative Pain
- Central Sensitisation

## Interventions

- **PROCEDURE:** Epidural replacement

## Key facts

- **NCT ID:** NCT05662566
- **Lead sponsor:** Eske Kvanner Aasvang
- **Sponsor class:** OTHER
- **Phase:** —
- **Study type:** OBSERVATIONAL
- **Status:** COMPLETED
- **Start date:** 2023-03-17
- **Primary completion:** 2025-04-02
- **Final completion:** 2025-04-02
- **Target enrollment:** 150 (ACTUAL)
- **Last updated:** 2025-04-06


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT05662566

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT05662566, "Risk of Failed Epidural in Patients With and Without Chronic Pain and Opioid Use". Retrieved via AI Analytics 2026-06-12 from https://api.ai-analytics.org/clinical/NCT05662566. Licensed CC0.

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