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A Study to Evaluate AGN-151586 Intramuscular Injections in Adult Participants for Treatment of Glabellar Lines

A Phase 3, Multicenter, Randomized, Placebo-Controlled Study of AGN-151586 for the Treatment of Moderate to Severe Glabellar Lines

Status
Completed
Phases
Phase 3
Study type
Interventional
Source
ClinicalTrials.gov
Registry ID
NCT06308198
Enrollment
161
Registered
2024-03-13
Start date
2024-03-29
Completion date
2025-02-26
Last updated
2026-06-26

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

Conditions

Glabellar Lines

Keywords

Glabellar Lines, AGN-151586

Brief summary

Facial lines that develop from repeated facial expression, such as glabellar lines (GL), are typically treated by selectively weakening specific muscles with small quantities of botulinum toxin. The purpose of this study is to evaluate the safety and efficacy of AGN-151586 compared to placebo in adult participants. AGN-151586 is an investigational product being developed for the treatment of GL. In the first period, participants are randomly assigned to receive AGN-151586 or placebo. Each group receives a different treatment. There is a 1 in 3 chance that participants will be assigned to placebo. In the second period, all participants who meet retreatment criteria will receive open-label AGN-151586. Around 160 participants will be enrolled in the study at approximately 14 sites in China, Taiwan, and Japan. Participants will receive either AGN-151586 or Placebo administered as 5 intramuscular injections to the glabellar complex on Day 1. Eligible participants may then receive AGN-151586 injections on Day 43 and will be followed for up to 6 weeks. There may be higher treatment burden for participants in this trial compared to their standard of care due to multiple study visits. Participants will attend regular visits during the study at a hospital or clinic. The effect of the treatment will be checked by medical assessments, blood tests, checking for side effects and completing questionnaires.

Interventions

Intramuscular Injections

DRUGPlacebo

Intramuscular Injections

Sponsors

AbbVie
Lead SponsorINDUSTRY

Study design

Allocation
RANDOMIZED
Intervention model
SEQUENTIAL
Primary purpose
TREATMENT
Masking
DOUBLE (Subject, Investigator)

Eligibility

Sex/Gender
ALL
Age
18 Years to No maximum
Healthy volunteers
No

Inclusion criteria

* Must have Moderate or severe glabellar lines (GL) at maximum frown as assessed by both the investigator and participant using the FWS-A at Screening and Baseline Day 1 visit. The investigator and participant ratings must match within a visit but do not have to match between Screening and Baseline Day 1. * Must be in good health as per investigator's judgment based on medical history, physical examination, and vital sign measurements.

Exclusion criteria

* Uncontrolled systemic disease. * Infection or dermatological condition at the treatment injection sites.

Design outcomes

Primary

MeasureTime frameDescription
Percentage of Participants with a >= 2-Grade Improvement from Baseline on the Facial Wrinkle Scale with Asian (FWS-A) Guide According to Investigator Assessment of Glabellar Lines (GL) Severity at Maximum FrownDay 7Investigators' assessments of the severity of GL using the 4-grade FWS-A, where 0=none and 3=severe. Higher grades indicate more severity.
Percentage of Participants with a >= 2-Grade Improvement from Baseline on the FWS-A Guide According to Participant Assessment of GL Severity at Maximum FrownDay 7Participants' assessments of the severity of GL using the 4-grade FWS-A, where 0=none and 3=severe. Higher grades indicate more severity.
Number of Participants with Adverse Events (AEs)Up to approximately Day 84An AE is defined as any untoward medical occurrence in a patient or clinical investigation in which a participant is administered a pharmaceutical product which does not necessarily have a causal relationship with this treatment.

Secondary

MeasureTime frameDescription
Percentage of Participants with a >= 2-Grade Improvement from Baseline on the FWS-A Guide According to Participant Assessment of GL Severity at Maximum FrownHour 24Participant's assessments of the severity of GL using the 4-grade FWS-A, where 0=none and 3=severe. Higher grades indicate more severity.
Percentage of Participants with a >= 2-Grade Improvement from Baseline on the FWS-A Guide According to Investigator Assessment of GL Severity at Maximum FrownHour 24Investigators' assessments of the severity of GL using the 4-grade FWS-A, where 0=none and 3=severe. Higher grades indicate more severity.
Percentage of Participants Achieving Mostly satisfied or Very satisfied on the Facial Line Satisfaction Questionnaire (FLSQ) Follow-Up Version Item 5 (overall satisfaction) for GLHour 24The FLSQ consists of 13 questions that assess treatment satisfaction and psychosocial impact. Participants assessed their satisfaction with GL using the FLSQ 5-point scale ranging from Very dissatisfied to Very satisfied. Follow-up Item 5 (satisfaction with the effect of treatment) can also be used as a stand-alone item.
Percentage of Participants Achieving Mostly satisfied or Very satisfied on the Facial Line Satisfaction Questionnaire (FLSQ) Follow-Up Version Item 4 (natural look) for GLDay 7The FLSQ consists of 13 questions that assess treatment satisfaction and psychosocial impact. Participants assessed their satisfaction with GL using the FLSQ 5-point scale ranging from Very dissatisfied to Very satisfied. Follow-up Item 4 (satisfaction with the natural look) can also be used as a stand-alone item.
Percentage of Participants Achieving Mostly satisfied or Very satisfied on the Facial Line Satisfaction Questionnaire (FLSQ) Follow-Up Version Item 5 (overall satisfaction) for GL Over TimeBaseline up to approximately Day 84The FLSQ consists of 13 questions that assess treatment satisfaction and psychosocial impact. Participants assessed their satisfaction with GL using the FLSQ 5-point scale ranging from Very dissatisfied to Very satisfied. Follow-up Item 5 (satisfaction with the effect of treatment) can also be used as a stand-alone item.
Double-Blind Period: Time to the First >= 1-Grade Improvement from Baseline on the FWS-A According to Participant Assessment of GL Severity at Maximum FrownBaseline to Day 42Participants' assessments of the severity of GL using the 4-grade FWS-A, where 0=none and 3=severe. Higher grades indicate more severity.
Double-Blind Period: Time to the First >= 1-Grade Improvement from Baseline on the FWS-A According to Investigator Assessment of GL Severity at Maximum FrownBaseline to Day 42Investigators' assessments of the severity of GL using the 4-grade FWS-A, where 0=none and 3=severe. Higher grades indicate more severity.
Double-Blind Period: Percentage of Participants with a >= 2-Grade Improvement from Baseline on the FWS-A Guide According to Participant Assessment of GL Severity at Maximum Frown Over TimeBaseline to Day 42Participants' assessments of the severity of GL using the 4-grade FWS-A, where 0=none and 3=severe. Higher grades indicate more severity.
Double-Blind Period: Percentage of Participants with a >= 2-Grade Improvement from Baseline on the FWS-A Guide According to Investigator Assessment of GL Severity at Maximum Frown Over TimeBaseline to Day 42Investigators' assessments of the severity of GL using the 4-grade FWS-A, where 0=none and 3=severe. Higher grades indicate more severity.
Double-Blind Period: Time to Loss of None or Mild FWS-A According to Participant Assessment of FWS-A at Maximum FrownBaseline to Day 42Participants' assessments of the severity of GL using the 4-grade FWS-A, where 0=none and 3=severe. Higher grades indicate more severity.
Double-Blind Period: Time to Loss of None or Mild FWS-A According to Investigator Assessment of FWS-A at Maximum FrownBaseline to Day 42Investigators' assessments of the severity of GL using the 4-grade FWS-A, where 0=none and 3=severe. Higher grades indicate more severity.
Percentage of Participants Achieving None or Mild on the FWS-A According to Participant Assessment Using FWS-A at Maximum Frown Over TimeBaseline to Day 84Participants' assessments of the severity of GL using the 4-grade FWS-A, where 0=none and 3=severe. Higher grades indicate more severity.
Percentage of Participants Achieving None or Mild on the FWS-A According to Investigator Assessment Using FWS-A at Maximum Frown Over TimeBaseline to Day 84Investigators' assessments of the severity of GL using the 4-grade FWS-A, where 0=none and 3=severe. Higher grades indicate more severity.
Percentage of Participants with a >= 1-Grade Improvement from Baseline on FWS-A According to Participant Assessment of GL Severity at Maximum FrownHour 24Participants' assessments of the severity of GL using the 4-grade FWS-A, where 0=none and 3=severe. Higher grades indicate more severity.
Percentage of Participants with a >= 1-Grade Improvement from Baseline on FWS-A According to Investigator Assessment of GL Severity at Maximum FrownHour 24Investigators' assessments of the severity of GL using the 4-grade FWS-A, where 0=none and 3=severe. Higher grades indicate more severity.
Percentage of Participants with a >= 20-Point Improvement from Baseline in 11-Item Facial Line Outcomes (FLO-11) Total Scores (transformed) for GLDay 7The FLO-11 Questionnaire consists of 11 questions that assess appearance-related psychological impact. Participants assessed their satisfaction with GL using the FLO-11 11-item scale that ranges from 0 (Not at all) to 10 (Very much) with higher scores indicating negative impact. Total scores are transformed to a 0 to 100 scale, with higher scores indicating better psychosocial outcomes.
Percentage of Participants with a >= 4-Point Improvement from Baseline in 11-Item FLO-11 Item 10 (look angry) for GLDay 7The FLO-11 Questionnaire consists of 11 questions that assess appearance-related psychological impact. Participants assessed their satisfaction with GL using the FLO-11 11-item scale that ranges from 0 (Not at all) to 10 (Very much) with higher scores indicating negative impact.
Percentage of Participants with a >= 4-Point Improvement from Baseline in 11-Item FLO-11 Item 5 (look less attractive) for GLDay 7The FLO-11 Questionnaire consists of 11 questions that assess appearance-related psychological impact. Participants assessed their satisfaction with GL using the FLO-11 11-item scale that ranges from 0 (Not at all) to 10 (Very much) with higher scores indicating negative impact.
Percentage of Partcipatns who Achieve Patient-Reported Global Assessment of Change in GL Based on the Global Assessment of Change in Glabellar Lines (GAC-GL) Over TimeBaseline up to approximately Day 84The GAC-GL Questionnaire is a 2-item measure that assesses the appearance of the participant's GL "now" in comparison with their perspective before treatment at rest and at maximum furrow. The response options are scored on a 7-point VDS ranging from Very much improved to Very much worse. Scores are unique for at rest and maximum contraction, and they are simply the responses to the items.

Countries

China, Japan, Taiwan

Contacts

STUDY_DIRECTORABBVIE INC.

AbbVie

Outcome results

None listed

Source: ClinicalTrials.gov · Data processed: Jun 27, 2026