Status:

COMPLETED

Study to Investigate the Safety and Duration of Effect of Different Botulinum Toxin A (NT 201) Dose Groups Following the Treatment of Glabellar Frown Lines

Lead Sponsor:

Merz Aesthetics GmbH

Collaborating Sponsors:

Merz Pharmaceuticals GmbH

Conditions:

Moderate to Severe Glabellar Frown Lines

Eligibility:

All Genders

18+ years

Phase:

PHASE2

Brief Summary

The purpose of the study is to investigate the safety and duration of effect following different doses of Botulinum Toxin A (NT 201) in the treatment of glabellar frown lines (GFL).

Detailed Description

This prospective, randomized, double-blind, multi-Center clinical study consists of a two stage experimental main period comparing different dose groups, followed by an optional open-label extension p...

Eligibility Criteria

Inclusion

  • Male or female participant 18 years or over.
  • Moderate (score=2) to severe (score=3) GFL at maximum frown as assessed by investigator on the 4-point facial wrinkle scale (FWS).
  • Moderate (score=2) to severe (score=3) GFL at maximum frown as assessed by participant on the 4-point FWS.

Exclusion

  • Previous treatment with Botulinum neurotoxin (BoNT) of any serotype in the facial area within the last 12 months before injection.
  • Previous treatment with any facial cosmetic procedure (example, chemical peeling, photo rejuvenation, mesotherapy, photodynamic therapy, laser treatment, tattooing of eyebrows) in the glabellar area within the last 12 months before injection.
  • Previous treatment with any biodegradable filler in the glabellar area within the last 12 months before injection.
  • Inability to substantially reduce GFL by physically spreading them apart as assessed by the investigator.
  • Excessively thick sebaceous skin or hypertrophic muscles in the upper third part of the face.
  • Any surgery or scars in the glabellar area.
  • Marked facial asymmetry.
  • Eyelid ptosis.
  • Marked brow ptosis and/or dermatochalasis.
  • Ongoing severe or unstable medical conditions, example, systemic infection, or pulmonary disease, at the discretion of the investigator.

Key Trial Info

Start Date :

January 23 2019

Trial Type :

INTERVENTIONAL

Allocation :

ACTUAL

End Date :

October 8 2020

Estimated Enrollment :

241 Patients enrolled

Trial Details

Trial ID

NCT03806933

Start Date

January 23 2019

End Date

October 8 2020

Last Update

November 15 2023

Active Locations (9)

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Page 1 of 3 (9 locations)

1

Clinical Testing of Beverly Hills, Merz Investigational Site #0010395

Encino, California, United States, 91436

2

Medical Associates Inc., Merz Investigational Site #0010435

Newport Beach, California, United States, 92663

3

Cosmetic Laser Dermatology, Merz Investigational Site #0010321

San Diego, California, United States, 92121

4

The Maas Clinics, Merz Investigational Site #0010338

San Francisco, California, United States, 94115