# Efficacy of Opioid-free Anesthesia in Reducing Postoperative Pain in Chronic Pain Patients Undergoing Spinal Surgery

> **NCT02752477** · PHASE3 · UNKNOWN · sponsor: **Ben Lim** · enrollment: 30 (estimated)

## Conditions studied

- Chronic Pain
- Anesthesia

## Interventions

- **DRUG:** Opioid-free general anesthetic
- **DRUG:** Traditional general anesthetic

## Key facts

- **NCT ID:** NCT02752477
- **Lead sponsor:** Ben Lim
- **Sponsor class:** OTHER
- **Phase:** PHASE3
- **Study type:** INTERVENTIONAL
- **Status:** UNKNOWN
- **Start date:** 2016-08-02
- **Primary completion:** 2020-09
- **Final completion:** 2020-09
- **Target enrollment:** 30 (ESTIMATED)
- **Last updated:** 2020-03-26


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT02752477

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT02752477, "Efficacy of Opioid-free Anesthesia in Reducing Postoperative Pain in Chronic Pain Patients Undergoing Spinal Surgery". Retrieved via AI Analytics 2026-07-18 from https://api.ai-analytics.org/clinical/NCT02752477. Licensed CC0.

---

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