Effectiveness of botulinum toxin injection into masseter muscle to lower face appearance and masticatory functio
Phase 1
- Conditions
- Healthy human volunteers and no history of the botulinum toxin injection into masseter muscle within 1 yearBotulinum toxin, Masseter, 3D Face scan, Questionnaires
- Registration Number
- TCTR20240617001
- Lead Sponsor
- Mahidol university
- Brief Summary
Not available
- Detailed Description
Not available
Recruitment & Eligibility
- Status
- Pending (Not yet recruiting)
- Sex
- All
- Target Recruitment
- 15
Inclusion Criteria
1. Healthy volunteer
2. Any sexual, age more than 20 years old
3. Able to read, write and understand Thai language
4. No history of administering botulinum toxin type A into masseter
muscle within the last 1 year
Exclusion Criteria
1. History of botulinum toxin allergy
2. Infection at the injected area
3. Patients with neuromuscular disorders (e.g., Myasthenia gravis)
4. Pregnancy
Study & Design
- Study Type
- Interventional
- Study Design
- Not specified
- Primary Outcome Measures
Name Time Method ower face volume (cm3) 0, 4, 8, 12 weeks Soft tissue volume measurement by program
- Secondary Outcome Measures
Name Time Method Patient satisfaction with lower face and jawline 0, 4, 8, 12 weeks Face-Q questionnaires score