# Comparison of Temporomandibular Joint Arthroscopy With Botulinum Toxin Injection Versus Placebo

> **NCT04810429** · PHASE4 · COMPLETED · sponsor: **Instituto Portugues da Face** · enrollment: 15 (actual)

## Conditions studied

- Temporomandibular Joint Disorders

## Interventions

- **DRUG:** Incobotulinumoxin A
- **PROCEDURE:** TMJ surgical arthroscopy

## Key facts

- **NCT ID:** NCT04810429
- **Lead sponsor:** Instituto Portugues da Face
- **Sponsor class:** OTHER
- **Phase:** PHASE4
- **Study type:** INTERVENTIONAL
- **Status:** COMPLETED
- **Start date:** 2021-01-01
- **Primary completion:** 2021-12-31
- **Final completion:** 2022-06-01
- **Target enrollment:** 15 (ACTUAL)
- **Last updated:** 2022-10-21


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT04810429

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT04810429, "Comparison of Temporomandibular Joint Arthroscopy With Botulinum Toxin Injection Versus Placebo". Retrieved via AI Analytics 2026-05-27 from https://api.ai-analytics.org/clinical/NCT04810429. Licensed CC0.

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