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Recruiting NCT07428499

Phase 3 Extension Study of ADX-324 in Participants With Hereditary Angioedema (HAE)

Phase III Interventional Hereditary Angioedema (HAE) Hereditary Angioedema - Type 1 Hereditary Angioedema - Type 2 HAE

For patients and families

In plain language

An automatic summary of structured registry data. It is an orientation aid, not a substitute for the official protocol or a physician assessment.

What is being studied
The protocol lists: ADX-324 Dose Level 1, ADX-324 Dose Level 2.
Who it may be relevant to
Registry conditions: Hereditary Angioedema (HAE), Hereditary Angioedema - Type 1, Hereditary Angioedema - Type 2, HAE. Basic parameters: from 18 years · All.
What needs checking
Age, condition and sex are only basic indicators. Prior treatment, laboratory values and other mandatory requirements appear in the eligibility criteria below.
Where it takes place
United States, Argentina, Australia, Austria, Belgium +14
Next step
Save the trial, show it to the treating physician, and confirm current recruitment with the study center. Costs, documents and travel →
Official title

A Phase 3 Extension Study of siRNA Targeting of Prekallikrein With ADX-324 in Participants With Hereditary Angioedema

Overview

Study ADX-324-302 is an extension study for participants who complete the Phase 3 ADX-324-301 trial. The extension study will provide information about the safety and efficacy of additional dosing of ADX-324 in participants with Type I and Type II hereditary angioedema (HAE). The study will also include pharmacodynamic (PD), pharmacokinetic (PK), and health-related quality of life (HRQoL) measurements.

Interventions

  • Drug ADX-324 Dose Level 1
    siRNA duplex oligonucleotide
  • Drug ADX-324 Dose Level 2
    siRNA duplex oligonucleotide

Primary outcome measures

  • Safety of ADX-324 in Participants with HAE [Time frame: Month 36]
Secondary outcome measures (1)
  • Efficacy of ADX-324 in Preventing HAE Attacks [Time frame: Month 36]

Eligibility criteria

Inclusion criteria

  • Have a documented diagnosis of HAE (Type I or II)
  • Completed Study ADX-324-301
  • Have access to an acute therapy to treat HAE attacks (such as plasma derived or recombinant C1-INH concentrate or a BK2-receptor antagonist)

Exclusion criteria

  • A negative reaction to study drug in ADX-324-301

Criteria are shown verbatim from the registry (in English). Final eligibility is always assessed by the study center.

Healthy volunteers: No

Study design

Allocation
Non-randomized
Model
Parallel assignment
Masking
Double blind
Primary purpose
Treatment

Study locations

United States · 15 centers
  • ADARx Clinical Site — Litchfield Park
  • ADARx Clinical Site — Little Rock
  • ADARx Clinical Site — San Diego
  • ADARx Clinical Site — Walnut Creek
  • ADARx Clinical Site — Orlando
  • ADARx Clinical Site — Chevy Chase
  • ADARx Clinical Site — Wheaton
  • ADARx Clinical Site — Detroit
  • … and 7 more centers
France · 4 centers
  • ADARx Clinical Site — Nice
  • ADARx Clinical Site — Tours
  • ADARx Clinical Site — Montpellier
  • ADARx Clinical Site — Paris
United Kingdom · 4 centers
  • ADARx Clinical Site — Cambridge
  • ADARx Clinical Site — Cardiff
  • ADARx Clinical Site — London
  • ADARx Clinical Site — Southampton
Canada · 3 centers
  • ADARx Clinical Site — Edmonton
  • ADARx Clinical Site — Ottawa
  • ADARx Clinical Site — Montreal
China · 3 centers
  • ADARx Clinical Site — Beijing
  • ADARx Clinical Site — Harbin
  • ADARx Clinical Site — Zhengzhou
Argentina · 2 centers
  • ADARx Clinical Site — Capital Federal
  • ADARx Clinical Site — Buenos Aires
Croatia · 2 centers
  • ADARx Clinical Site — Split
  • ADARx Clinical Site — Zagreb
Czechia · 2 centers
  • ADARx Clinical Site — Hradec Králové
  • ADARx Clinical Site — Prague
Israel · 2 centers
  • ADARx Clinical Site — Ashkelon
  • ADARx Clinical Site — Tel Aviv
Spain · 2 centers
  • ADARx Clinical Site — Barcelona
  • ADARx Clinical Site — Madrid
Australia · 1 center
  • ADARx Clinical Site — Adelaide
Austria · 1 center
  • ADARx Clinical Site — Vienna
Belgium · 1 center
  • ADARx Clinical Site — Edegem
Bulgaria · 1 center
  • ADARx Clinical Site — Sofia
Germany · 1 center
  • ADARx Clinical Site — Tübingen
Hong Kong · 1 center
  • ADARx Clinical Site — Hong Kong
Hungary · 1 center
  • ADARx Clinical Site — Budapest
Poland · 1 center
  • ADARx Clinical Site — Lodz
Taiwan · 1 center
  • ADARx Clinical Site — Taichung

Identifiers

NCT: NCT07428499 · ADX-324-302

Primary sources (government registries)

View this study on ClinicalTrials.gov ↗