# TAP Block Efficacy After Lumbar Spine Surgery Through Anterior Approach: a Randomized, Placebo-controlled Study

> **NCT02778178** · PHASE4 · COMPLETED · sponsor: **University Hospital, Lille** · enrollment: 40 (actual)

## Conditions studied

- Pain, Postoperative

## Interventions

- **DRUG:** ropivacaine plus clonidine
- **DRUG:** Placebo
- **DEVICE:** ultrasound

## Key facts

- **NCT ID:** NCT02778178
- **Lead sponsor:** University Hospital, Lille
- **Sponsor class:** OTHER
- **Phase:** PHASE4
- **Study type:** INTERVENTIONAL
- **Status:** COMPLETED
- **Start date:** 2016-05-02
- **Primary completion:** 2017-04
- **Final completion:** 2017-04
- **Target enrollment:** 40 (ACTUAL)
- **Last updated:** 2017-05-19


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT02778178

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT02778178, "TAP Block Efficacy After Lumbar Spine Surgery Through Anterior Approach: a Randomized, Placebo-controlled Study". Retrieved via AI Analytics 2026-05-26 from https://api.ai-analytics.org/clinical/NCT02778178. Licensed CC0.

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