Status:

ACTIVE_NOT_RECRUITING

Long-term Safety and Efficacy of CSL312 (Garadacimab) in the Prophylactic Treatment of Hereditary Angioedema Attacks

Lead Sponsor:

CSL Behring

Conditions:

Hereditary Angioedema

Eligibility:

All Genders

12+ years

Phase:

PHASE3

Brief Summary

This phase 3b study will evaluate long-term safety and efficacy of CSL312 (also known as garadacimab) when administered subcutaneously (SC)

Eligibility Criteria

Inclusion

  • Males and females aged ≥ 12 years
  • Diagnosed with clinically confirmed C1-INH HAE
  • Experienced ≥ 3 HAE attacks during the 3 months before Screening
  • Participated in the Run-in Period for at least 1 month (CSL312-naïve subjects only)
  • Experienced at least an average of 1 HAE attack per month during the Run-in Period

Exclusion

  • Concomitant diagnosis of another form of angioedema, such as idiopathic or acquired angioedema or recurrent angioedema associated with urticaria
  • Use of C1-INH products, androgens, antifibrinolytics or other small molecule medications for routine prophylaxis against HAE attacks at least 2 weeks before the first day of the Run-in Period
  • Use of monoclonal antibodies such as lanadelumab (Takhzyro®) 3 months before the first day of the Run-in Period.
  • Female subjects use estrogen-containing oral contraceptives or hormone replacement therapy within 4 weeks prior to screening
  • Female or male subjects who are fertile and sexually active not using or not willing to use an acceptable method of contraception to avoid pregnancy during the study and for 30 days after receipt of the last dose of CSL312
  • Pregnant, breastfeeding, or not willing to cease breastfeeding

Key Trial Info

Start Date :

April 29 2021

Trial Type :

INTERVENTIONAL

Allocation :

ACTUAL

End Date :

November 1 2025

Estimated Enrollment :

171 Patients enrolled

Trial Details

Trial ID

NCT04739059

Start Date

April 29 2021

End Date

November 1 2025

Last Update

August 19 2025

Active Locations (44)

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Page 1 of 11 (44 locations)

1

Clinical Research Center of Alabama

Birmingham, Alabama, United States, 35209

2

Research Solutions of Arizona

Litchfield Park, Arizona, United States, 85340

3

Medical Research of Arizona

Scottsdale, Arizona, United States, 85251

4

Little Rock Allergy & Asthma Clinic

Little Rock, Arkansas, United States, 72205