# Long-term Outcome of DBS Versus Botulinum Toxin Treatment in Cervical Dystonia

> **NCT04432285** · — · UNKNOWN · sponsor: **Oslo University Hospital** · enrollment: 50 (estimated)

## Conditions studied

- Cervical Dystonia

## Interventions

- **DEVICE:** DBS-device, implanted in GPi bilaterally
- **DRUG:** Botulinum toxin

## Key facts

- **NCT ID:** NCT04432285
- **Lead sponsor:** Oslo University Hospital
- **Sponsor class:** OTHER
- **Phase:** —
- **Study type:** OBSERVATIONAL
- **Status:** UNKNOWN
- **Start date:** 2020-08-06
- **Primary completion:** 2023-01-30
- **Final completion:** 2024-12-31
- **Target enrollment:** 50 (ESTIMATED)
- **Last updated:** 2023-12-12


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT04432285

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT04432285, "Long-term Outcome of DBS Versus Botulinum Toxin Treatment in Cervical Dystonia". Retrieved via AI Analytics 2026-06-02 from https://api.ai-analytics.org/clinical/NCT04432285. Licensed CC0.

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