A Study to Assess the Safety and Efficacy of AGN-151586 Injections for the Treatment of Moderate to Severe Forehead Lines (FHL) in Adult Participants

August 20, 2026 updated by: AbbVie

A Phase 2 Open-Label Study to Evaluate the Safety and Efficacy of AGN-151586 for the Treatment of Moderate to Severe Forehead Lines (FHL) in Adults

The objective of this study is to evaluate the safety and efficacy of AGN-151586 for the treatment of moderate to severe forehead lines (FHL) in adult participants.

Study Overview

Status

Recruiting

Conditions

Intervention / Treatment

Study Type

Interventional

Enrollment (Estimated)

80

Phase

  • Phase 2

Contacts and Locations

This section provides the contact details for those conducting the study, and information on where this study is being conducted.

Study Contact

Study Locations

  • United States
    • California
      • Newport Beach, California, United States, 92663
        • Recruiting
        • Eye Research Foundation /ID# 282193
      • Newport Beach, California, United States, 92663
        • Recruiting
        • Private Practice - Dr. Steven G. Yoelin /ID# 282334
    • New York
      • New York, New York, United States, 10021
        • Recruiting
        • Luxurgery /ID# 282336
    • North Carolina
      • Wilmington, North Carolina, United States, 28403
        • Recruiting
        • Wilmington Dermatology Center /ID# 282192
    • Texas
      • Pflugerville, Texas, United States, 78660
        • Recruiting
        • Austin Institute for Clinical Research - Pflugerville /ID# 282195

Participation Criteria

Researchers look for people who fit a certain description, called eligibility criteria. Some examples of these criteria are a person's general health condition or prior treatments.

Eligibility Criteria

Ages Eligible for Study

  • Adult
  • Older Adult

Accepts Healthy Volunteers

No

Description

Inclusion Criteria:

  • Participant must have moderate (Grade 2) or severe (Grade 3) forehead lines (FHL) at maximum eyebrow elevation as assessed by the subject and investigator using Forehead Lines Severity Scale (FHLSS) at Screening visit and Baseline Day 1 visit.
  • Participant must have moderate (Grade 2) or severe (Grade 3) glabellar lines (GL) at maximum frown as assessed by the subject and investigator using Allergan Glabellar Lines Severity Scale (AGLSS) at Screening visit and Baseline Day 1 visit.
  • Sufficient visual acuity without the use of eyeglasses (contact lens use is acceptable) to accurately assess their FHL and GL in investigator's opinion.

Exclusion Criteria:

  • Clinically relevant or significant ECG abnormalities.
  • Active infection or dermatological condition at any of the treatment injection sites.

Study Plan

This section provides details of the study plan, including how the study is designed and what the study is measuring.

How is the study designed?

Design Details

  • Primary Purpose: Treatment
  • Allocation: N/A
  • Interventional Model: Single Group Assignment
  • Masking: None (Open Label)

Arms and Interventions

Participant Group / Arm
Intervention / Treatment
Experimental: Open-Label AGN-151586
Participants will receive a single treatment of AGN-151586 on Day 1.
Drug: AGN-151586
Injection

What is the study measuring?

Primary Outcome Measures

Outcome Measure
Measure Description
Time Frame
Number of Participants with Adverse Events (AEs)
Time Frame: Up to Approximately 42 Days
An 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.
Up to Approximately 42 Days

Collaborators and Investigators

This is where you will find people and organizations involved with this study.

Sponsor

AbbVie

Investigators

  • Study Director: ABBVIE INC., AbbVie

Study record dates

These dates track the progress of study record and summary results submissions to ClinicalTrials.gov. Study records and reported results are reviewed by the National Library of Medicine (NLM) to make sure they meet specific quality control standards before being posted on the public website.

Study Major Dates

Study Start (Actual)

July 22, 2026

Primary Completion (Estimated)

October 1, 2026

Study Completion (Estimated)

November 1, 2026

Study Registration Dates

First Submitted

July 23, 2026

First Submitted That Met QC Criteria

July 23, 2026

First Posted (Actual)

July 28, 2026

Study Record Updates

Last Update Posted (Actual)

August 21, 2026

Last Update Submitted That Met QC Criteria

August 20, 2026

Last Verified

August 1, 2026

More Information

Terms related to this study

Keywords

Other Study ID Numbers

  • M26-476

Plan for Individual participant data (IPD)

Plan to Share Individual Participant Data (IPD)?

YES

IPD Plan Description

AbbVie is committed to responsible clinical trial data sharing. This includes access to anonymized, individual and trial-level data (analysis data sets), as well as other information.

IPD Sharing Time Frame

For details on when studies are available for sharing, visit https://vivli.org/ourmember/abbvie/

IPD Sharing Access Criteria

To learn more about the process, or to submit a request, visit the following link https://www.abbvieclinicaltrials.com/hcp/data-sharing/

IPD Sharing Supporting Information Type

  • STUDY_PROTOCOL
  • SAP

Drug and device information, study documents

Studies a U.S. FDA-regulated drug product

Yes

Studies a U.S. FDA-regulated device product

No

product manufactured in and exported from the U.S.

No

This information was retrieved directly from the website clinicaltrials.gov without any changes. If you have any requests to change, remove or update your study details, please contact register@clinicaltrials.gov. As soon as a change is implemented on clinicaltrials.gov, this will be updated automatically on our website as well.

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