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BOTOX® (Botulinum toxin type A) for the Reduction of Masseter Muscle Prominence: A Phase 3, Multicenter, Randomized, Double-Blind, Placebo-Controlled Study

Status
Completed
Phases
Phase 3
Study type
Interventional
Source
EU CTIS
Registry ID
CTIS2022-500568-37-00
Acronym
M23-123
Enrollment
199
Registered
2023-02-06
Start date
2023-10-11
Completion date
2025-10-29
Last updated
2025-11-20

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Masseter Muscle Prominence

Brief summary

Achievement of MMPS ≥ 2-grade improvement from baseline at Day 90, per investigator assessment of MMP, Achievement of MMPS-P ≥ 2-grade improvement from baseline at Day 90, per subject assessment of MMP

Detailed description

Response on the LFSQ-TXSAT follow-up version at Day 90, Response of on the BIA-MMP at Day 90, Change from baseline in lower facial volume (cm3) at Day 90, calculated from standardized images, Change from baseline in lower facial width (mm) at Day 90, calculated from standardized images, Change from baseline in Lower Facial Shape Questionnaire - Impact Assessment (LFSQ-IA) summary score at Day 90, Response of on the LFSQ-TXSAT follow-up version, Response on the BIA-MMP, Change from baseline in LFSQ-IA summary score

Interventions

DRUGPlacebo for Botox - Solution for Injection

Sponsors

Abbvie Deutschland GmbH & Co. KG
Lead SponsorINDUSTRY

Eligibility

Sex/Gender
All
Age
18 Years to No maximum

Design outcomes

Primary

MeasureTime frame
Achievement of MMPS ≥ 2-grade improvement from baseline at Day 90, per investigator assessment of MMP, Achievement of MMPS-P ≥ 2-grade improvement from baseline at Day 90, per subject assessment of MMP

Secondary

MeasureTime frame
Response on the LFSQ-TXSAT follow-up version at Day 90, Response of on the BIA-MMP at Day 90, Change from baseline in lower facial volume (cm3) at Day 90, calculated from standardized images, Change from baseline in lower facial width (mm) at Day 90, calculated from standardized images, Change from baseline in Lower Facial Shape Questionnaire - Impact Assessment (LFSQ-IA) summary score at Day 90, Response of on the LFSQ-TXSAT follow-up version, Response on the BIA-MMP, Change from baseline in LFSQ-IA summary score

Countries

Belgium, Bulgaria, France, Germany, Italy, Netherlands, Spain

Outcome results

None listed

Source: EU CTIS · Data processed: Feb 4, 2026