# Investigation of Efficacy of Botulinum Toxin A (Dysport) in Chronic Low Back Pain

> **NCT02221648** · PHASE2 · TERMINATED · sponsor: **Yale University** · enrollment: 43 (actual)

## Conditions studied

- Lower Back Pain

## Interventions

- **DRUG:** Placebo
- **DRUG:** AbobotulinumtoxinA Treatment

## Key facts

- **NCT ID:** NCT02221648
- **Lead sponsor:** Yale University
- **Sponsor class:** OTHER
- **Phase:** PHASE2
- **Study type:** INTERVENTIONAL
- **Status:** TERMINATED
- **Start date:** 2012-12
- **Primary completion:** 2015-09
- **Final completion:** 2015-09
- **Target enrollment:** 43 (ACTUAL)
- **Why stopped:** PI retired and moved- funding sponsor contacted and Oked
- **Last updated:** 2016-07-20

## Collaborators

- [object Object]

## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT02221648

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT02221648, "Investigation of Efficacy of Botulinum Toxin A (Dysport) in Chronic Low Back Pain". Retrieved via AI Analytics 2026-05-29 from https://api.ai-analytics.org/clinical/NCT02221648. Licensed CC0.

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