# Transition From Acute to Chronic Back Pain : Effect of L-dopa,Gender,and Associated Brain Plasticity

> **NCT04082715** · PHASE2 · WITHDRAWN · sponsor: **Second Affiliated Hospital of Wenzhou Medical University**

## Conditions studied

- Chronic Back Pain

## Interventions

- **DRUG:** carbidopa/levodopa and celecoxib
- **DRUG:** placebo1 and celecoxib
- **DRUG:** placebo1 and placebo2

## Key facts

- **NCT ID:** NCT04082715
- **Lead sponsor:** Second Affiliated Hospital of Wenzhou Medical University
- **Sponsor class:** OTHER
- **Phase:** PHASE2
- **Study type:** INTERVENTIONAL
- **Status:** WITHDRAWN
- **Start date:** 2019-10
- **Primary completion:** 2022-12
- **Final completion:** 2023-12
- **Target enrollment:** 0 (ACTUAL)
- **Why stopped:** we don't have enough research funding.
- **Last updated:** 2020-01-09

## Collaborators

- [object Object]

## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT04082715

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT04082715, "Transition From Acute to Chronic Back Pain : Effect of L-dopa,Gender,and Associated Brain Plasticity". Retrieved via AI Analytics 2026-07-19 from https://api.ai-analytics.org/clinical/NCT04082715. Licensed CC0.

---

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