Status:

COMPLETED

Hidradenitis Suppurativa Phase 2b Study of Izokibep

Lead Sponsor:

ACELYRIN Inc.

Conditions:

Hidradenitis Suppurativa

Eligibility:

All Genders

18-75 years

Phase:

PHASE2

Brief Summary

Izokibep is a potent and selective inhibitor of interleukin 17A (IL-17A) that is being developed for treatment of hidradenitis suppurativa (HS). This study will evaluate the efficacy, safety, and imm...

Eligibility Criteria

Inclusion

  • General
  • Subject has provided signed informed consent including consenting to comply with the requirements and restrictions listed in the informed consent form (ICF) and in this protocol.
  • 18 years to 75 years of age
  • Type of Subject and Disease Characteristics
  • Diagnosis of hidradenitis suppurativa (HS) for ≥ 1 year prior to first dose of study drug.
  • Hidradenitis suppurativa lesions present in ≥ 2 distinct anatomic areas, one of which is Hurley Stage II or III.
  • A total abscess and inflammatory nodule (AN) count of ≥ 5 at screening and Day 1 prior to enrollment/randomization.
  • Subject must have had an inadequate response to oral antibiotics OR exhibited recurrence after discontinuation to, OR demonstrated intolerance to, OR have a contraindication to oral antibiotics for treatment of their HS.
  • Must agree to use daily over-the-counter topical antiseptics.
  • Subject must be willing to complete a daily skin pain diary for at least 3 days prior to Day 1 visit.

Exclusion

  • Medical Conditions
  • Draining fistula count of \> 20.
  • Outpatient surgery ≤ 8 weeks prior or inpatient surgery ≤ 12 weeks prior to enrollment/randomization.
  • Other active skin disease or condition that could interfere with study assessments.
  • Chronic pain not associated with HS.
  • Uncontrolled, clinically significant system disease.
  • History of demyelinating disease or neurological symptoms suggestive of demyelinating disease.
  • Malignancy within 5 years.
  • The subject is at risk of self-harm or harm to others.
  • Active infection or history of certain infections.
  • Tuberculosis or fungal infection seen on available chest x-ray taken ≤ 3 months of screening or at screening (Exception: documented evidence of completed treatment and clinically resolved).
  • Known history of human immunodeficiency virus (HIV).
  • Other protocol defined inclusion/exclusion criteria may apply.

Key Trial Info

Start Date :

May 5 2022

Trial Type :

INTERVENTIONAL

Allocation :

ACTUAL

End Date :

February 21 2024

Estimated Enrollment :

205 Patients enrolled

Trial Details

Trial ID

NCT05355805

Start Date

May 5 2022

End Date

February 21 2024

Last Update

June 3 2025

Active Locations (44)

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Page 1 of 11 (44 locations)

1

Clinical Research Site

Birmingham, Alabama, United States, 35233-3110

2

Clinical Research Site

Encino, California, United States, 91436-2428

3

Clinical Research Site

Fountain Valley, California, United States, 92708-3701

4

Clinical Research Site

Los Angeles, California, United States, 90033

Hidradenitis Suppurativa Phase 2b Study of Izokibep | DecenTrialz