# Efficacy and Safety of 10-Week or Shorter vs 12-Week or Longer Injection Intervals of Botulinum Toxin

> **NCT05103202** · — · COMPLETED · sponsor: **University of Texas Southwestern Medical Center** · enrollment: 105 (actual)

## Conditions studied

- Cervical Dystonia
- Blepharospasm
- Limb Dystonia
- Hemifacial Spasm
- Spasticity, Muscle
- Fragments of Torsion Dystonia

## Interventions

_None listed._

## Key facts

- **NCT ID:** NCT05103202
- **Lead sponsor:** University of Texas Southwestern Medical Center
- **Sponsor class:** OTHER
- **Phase:** —
- **Study type:** OBSERVATIONAL
- **Status:** COMPLETED
- **Start date:** 2021-11-04
- **Primary completion:** 2022-03-07
- **Final completion:** 2022-06-14
- **Target enrollment:** 105 (ACTUAL)
- **Last updated:** 2022-06-30


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT05103202

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT05103202, "Efficacy and Safety of 10-Week or Shorter vs 12-Week or Longer Injection Intervals of Botulinum Toxin". Retrieved via AI Analytics 2026-05-26 from https://api.ai-analytics.org/clinical/NCT05103202. Licensed CC0.

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