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Completed Phase 3 Interventional Results available

A Study To Assess the Safety and Effects of OnabotulinumtoxinA (BOTOX) Intramuscular Injection in Adult Participants With Platysma Prominence

ClinicalTrials.gov ID: NCT04994535

Public ClinicalTrials.gov record NCT04994535. Field values are reproduced from the official study page; the official ClinicalTrials.gov record remains the source of truth for eligibility, enrollment, and contact information.

ClinicalTrials.gov public records Last synced Jul 22, 2026, 11:14 PM EDT

Data is sourced from official ClinicalTrials.gov public API records. Always review the official ClinicalTrials.gov record for the latest information.

Official title

A Phase 3 Multicenter, Randomized, Double-blind, Placebo-controlled Study to Evaluate the Safety and Efficacy of BOTOX® (Botulinum Toxin Type A) Purified Neurotoxin Complex for the Treatment of Platysma Prominence

Study identification

NCT ID
NCT04994535
Recruitment status
Completed
Study type
Interventional
Phase
Phase 3
Lead sponsor
AbbVie
Industry
Enrollment
426 participants

Conditions and interventions

Interventions

  • OnabotulinumtoxinA Drug
  • Placebo Drug

Drug

Eligibility (public fields only)

Age range
18 Years and older
Sex
All
Healthy volunteers
Healthy volunteers not accepted

This page does not interpret eligibility. Detailed inclusion and exclusion criteria are on the official ClinicalTrials.gov record.

Study timeline

Start date
Aug 9, 2021
Primary completion
Jun 13, 2023
Completion
Jun 13, 2023
Last update posted
Aug 19, 2024

2021 – 2023

United States locations

U.S. sites
20
U.S. states
11
U.S. cities
19
Facility City State ZIP Site status
Total Skin and Beauty Derm Ctr /ID# 249905 Birmingham Alabama 35205
Westside Aesthetics /ID# 231196 Los Angeles California 90025-1708
Skin Care and Laser Physicians of Beverly Hills /ID# 231194 Los Angeles California 90069
Moradi MD /ID# 244719 Vista California 92083-6030
Skin Research Institute LLC /ID# 231195 Coral Gables Florida 33146-1837
Skin and Cancer Associates, LLP /ID# 231189 Miami Florida 33137-3254
DeNova Research /ID# 231191 Chicago Illinois 60611
Oak Dermatology in Naperville /ID# 231193 Naperville Illinois 60563-3018
Etre Cosmetic Dermatology and Laser Center /ID# 231192 New Orleans Louisiana 70130-4353
BOYD Beauty Birmingham /ID# 231190 Birmingham Michigan 48009-6301
Michigan Center for Research Corporation /ID# 249911 Clinton Township Michigan 48038
Skin Specialists, PC /ID# 249903 Omaha Nebraska 68144
The Center for Dermatology Cosmetics & Laser Surgery /ID# 231187 Mount Kisco New York 10549-3028
Luxurgery /ID# 244924 New York New York 10021-4951
Coastal Clinical Research Center of the Carolinas /ID# 231197 Charleston South Carolina 29414
Tennessee Clinical Research Center /ID# 244720 Nashville Tennessee 37215-2885
DermResearch, Inc. Austin, TX /ID# 249904 Austin Texas 78759
Bellaire Dermatology Associates /ID# 249902 Bellaire Texas 77401
Austin Institute for Clinical Research at SBA Dermatology /ID# 232104 Houston Texas 77056-4129
Austin Institute for Clinical Research /ID# 244936 Pflugerville Texas 78660

Site contact phone numbers, emails, and investigator names are intentionally not displayed here. Open the official ClinicalTrials.gov record for site contact information.

Non-U.S. locations

This page focuses on the U.S. directory. The official record also lists 14 non-U.S. sites.

About this trial record page

What this page shows
Public field values for ClinicalTrials.gov record NCT04994535, including study identification, conditions, interventions, eligibility (age, sex, healthy volunteer), timeline, and U.S. site list.
What this page does not do
No medical advice, eligibility judgments, treatment recommendations, study quality scoring, or AI-generated medical summaries. No site contact phone numbers, emails, or investigator names.
Where the data comes from
Sourced from the official ClinicalTrials.gov public API. The official record is the source of truth.
Last refresh
Last update posted Aug 19, 2024 · Synced Jul 22, 2026

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Open the official record

The complete protocol, eligibility criteria, and contact information for NCT04994535 live on ClinicalTrials.gov.

View official ClinicalTrials.gov record →