Botulinum Toxin Treatment of Glabellar Lines: Efficacy and Safety Study III (BLESSIII)
Public ClinicalTrials.gov record NCT03985982. 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.
Data is sourced from official ClinicalTrials.gov public API records. Always review the official ClinicalTrials.gov record for the latest information.
Official title
Randomized Double Blind Phase 3 Study to Assess the Efficacy and Safety of BoNT/A-DP in the Treatment of Glabellar Lines in Comparison With Placebo Followed by an Open Label Extension Study
Brief summary
Reproduced verbatim from the official ClinicalTrials.gov record. Not medical advice.
The aim of this study is to assess the efficacy and safety of BoNT/A-DP in the treatment of glabellar lines in comparison with placebo, including efficacy after repeat treatments and long term safety.
Study identification
- NCT ID
- NCT03985982
- Recruitment status
- Completed
- Study type
- Interventional
- Phase
- Phase 3
- Enrollment
- 410 participants
Conditions and interventions
Conditions
Eligibility (public fields only)
- Age range
- 18 Years to 75 Years
- 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
- Apr 28, 2019
- Primary completion
- Dec 3, 2019
- Completion
- Dec 21, 2020
- Last update posted
- Jun 4, 2025
2019 – 2020
United States locations
- U.S. sites
- 1
- U.S. states
- 1
- U.S. cities
- 1
| Facility | City | State | ZIP | Site status |
|---|---|---|---|---|
| Tennessee Clinical Research Center | Nashville | Tennessee | 37215 | — |
Site contact phone numbers, emails, and investigator names are intentionally not displayed here. Open the official ClinicalTrials.gov record for site contact information.
About this trial record page
- What this page shows
- Public field values for ClinicalTrials.gov record NCT03985982, 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 Jun 4, 2025 · Synced Sep 10, 2026
Related: full search, browse by condition, browse by drug or therapy, browse by sponsor, browse by U.S. city.
Open the official record
The complete protocol, eligibility criteria, and contact information for NCT03985982 live on ClinicalTrials.gov.