# Masseter Myofascial Pain Relief Following an Intra-muscular Injection With Botulinum Toxin Type A.

> **NCT04426123** · PHASE2 · UNKNOWN · sponsor: **Region Örebro County** · enrollment: 48 (estimated)

## Conditions studied

- Myalgia
- Myofascial Pain

## Interventions

- **DRUG:** Botulinum toxin type A
- **OTHER:** saline solution

## Key facts

- **NCT ID:** NCT04426123
- **Lead sponsor:** Region Örebro County
- **Sponsor class:** OTHER
- **Phase:** PHASE2
- **Study type:** INTERVENTIONAL
- **Status:** UNKNOWN
- **Start date:** 2020-07-01
- **Primary completion:** 2020-12-31
- **Final completion:** 2021-12-31
- **Target enrollment:** 48 (ESTIMATED)
- **Last updated:** 2020-06-11

## Collaborators

- [object Object]
- [object Object]

## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT04426123

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT04426123, "Masseter Myofascial Pain Relief Following an Intra-muscular Injection With Botulinum Toxin Type A.". Retrieved via AI Analytics 2026-06-25 from https://api.ai-analytics.org/clinical/NCT04426123. Licensed CC0.

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