Botulinum Toxin Type A (BOTOX®) Treatment of Masseter Muscle Hypertrophy

NCT ID: NCT02010775

Last Updated: 2019-05-28

Study Results

Results available

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Basic Information

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Recruitment Status

COMPLETED

Clinical Phase

PHASE2

Total Enrollment

187 participants

Study Classification

INTERVENTIONAL

Study Start Date

2014-01-20

Study Completion Date

2017-11-29

Brief Summary

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This study will evaluate the safety and efficacy of a range of doses of botulinum toxin Type A (BOTOX®) for the treatment of patients with bilateral Masseter Muscle Hypertrophy (MMH).

Detailed Description

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Conditions

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Masseter Muscle Hypertrophy

Study Design

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Allocation Method

RANDOMIZED

Intervention Model

PARALLEL

Primary Study Purpose

TREATMENT

Blinding Strategy

DOUBLE

Participants Investigators

Study Groups

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BOTOX® 24U

Botulinum Toxin Type A (BOTOX®) 24U total dose administered intramuscularly to the bilateral masseter muscles on Day 1 and retreatment at Day 180 if applicable.

Group Type ACTIVE_COMPARATOR

botulinum toxin Type A

Intervention Type BIOLOGICAL

Botulinum toxin Type A (BOTOX®) administered intramuscularly to the bilateral masseter muscles on Day 1 and retreatment at Day 180 if applicable.

BOTOX® 48U

Botulinum Toxin Type A (BOTOX®) 48U total dose administered intramuscularly to the bilateral masseter muscles on Day 1 and retreatment at Day 180 if applicable.

Group Type ACTIVE_COMPARATOR

botulinum toxin Type A

Intervention Type BIOLOGICAL

Botulinum toxin Type A (BOTOX®) administered intramuscularly to the bilateral masseter muscles on Day 1 and retreatment at Day 180 if applicable.

BOTOX® 72U

Botulinum Toxin Type A (BOTOX®) 72U total dose administered intramuscularly to the bilateral masseter muscles on Day 1 and retreatment at Day 180 if applicable.

Group Type ACTIVE_COMPARATOR

botulinum toxin Type A

Intervention Type BIOLOGICAL

Botulinum toxin Type A (BOTOX®) administered intramuscularly to the bilateral masseter muscles on Day 1 and retreatment at Day 180 if applicable.

BOTOX® 96U

Botulinum Toxin Type A (BOTOX®) 96U total dose administered intramuscularly to the bilateral masseter muscles on Day 1 and retreatment at Day 180 if applicable.

Group Type ACTIVE_COMPARATOR

botulinum toxin Type A

Intervention Type BIOLOGICAL

Botulinum toxin Type A (BOTOX®) administered intramuscularly to the bilateral masseter muscles on Day 1 and retreatment at Day 180 if applicable.

Placebo

Placebo (Normal saline) administered intramuscularly to the bilateral masseter muscles on Day 1 and retreatment at Day 180 if applicable.

Group Type PLACEBO_COMPARATOR

Normal saline

Intervention Type DRUG

Normal saline (placebo) administered intramuscularly to the bilateral masseter muscles.

Interventions

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botulinum toxin Type A

Botulinum toxin Type A (BOTOX®) administered intramuscularly to the bilateral masseter muscles on Day 1 and retreatment at Day 180 if applicable.

Intervention Type BIOLOGICAL

Normal saline

Normal saline (placebo) administered intramuscularly to the bilateral masseter muscles.

Intervention Type DRUG

Other Intervention Names

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BOTOX® onabotulinumtoxinA

Eligibility Criteria

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Inclusion Criteria

-Participants with Masseter Muscle Hypertrophy

Exclusion Criteria

* Diagnosis of Myasthenia gravis, Eaton-Lambert syndrome, amyotrophic lateral sclerosis, or any other condition that might interfere with neuromuscular function
* Prior botulinum toxin treatment of any serotype to the masseter muscle or lower face
* History of dental or surgical procedure for lower facial shaping or masseter muscle reduction
* History of or current temporomandibular joint disorder (TMJD)
Minimum Eligible Age

18 Years

Maximum Eligible Age

50 Years

Eligible Sex

ALL

Accepts Healthy Volunteers

No

Sponsors

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Allergan

INDUSTRY

Sponsor Role lead

Responsible Party

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Responsibility Role SPONSOR

Principal Investigators

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Beta Bowen

Role: STUDY_DIRECTOR

Allergan

Locations

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Shape Clinic

Darlinghurst, New South Wales, Australia

Site Status

Central Sydney Dermatology

Sydney, New South Wales, Australia

Site Status

Esteem Beauty & Day Spa

Main Beach, Queensland, Australia

Site Status

The Rose Medical & Aesthetic Centre

North Fremantle, Western Australia, Australia

Site Status

Dr. Jean Carruthers Cosmetic Surgery, Inc.

Vancouver, British Columbia, Canada

Site Status

Dr. Shannon Humphrey Inc.

Vancouver, British Columbia, Canada

Site Status

Project Skin MD

Vancouver, British Columbia, Canada

Site Status

Pacific Dermaesthetics

Vancouver, British Columbia, Canada

Site Status

Bertucci MedSpa

Woodbridge, Ontario, Canada

Site Status

Arthur Swift Research Inc.

Montreal, Quebec, Canada

Site Status

Kaohsiung Medical University Hospital

Kaohsiung City, , Taiwan

Site Status

National Taiwan University Hospital

Taipei, , Taiwan

Site Status

Taipei Chang Gung Memorial Hospital of CGMF

Taipei, , Taiwan

Site Status

Tri-Service General Hospital

Taipei, , Taiwan

Site Status

Countries

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Australia Canada Taiwan

Provided Documents

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Document Type: Study Protocol

View Document

Document Type: Statistical Analysis Plan

View Document

Related Links

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Other Identifiers

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191622-130

Identifier Type: -

Identifier Source: org_study_id

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