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STOP-HAE: A Phase 3, Randomized, Double-Blind, Placebo-Controlled Study of siRNA Targeting of Prekallikrein With ADX-324 in Participants With Hereditary Angioedema

Status
Not yet recruiting
Phases
Phase 3
Study type
Interventional
Source
EU CTIS
Registry ID
CTIS2025-521352-38-00
Acronym
ADX-324-301
Enrollment
36
Registered
2025-10-22
Start date
Unknown
Completion date
Unknown
Last updated
2025-12-30

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

Conditions

Hereditary Angioedema

Brief summary

The time-normalized number of Investigator-confirmed HAE attacks (per month) from Study Day 22 to the Week 25 Visit for ADX 324 vs placebo.

Detailed description

The time-normalized number of Investigator-confirmed HAE attacks (per month) from Study Day 22 to the Week 25 Visit for ADX-324 vs placebo., The time-normalized number of Investigator-confirmed HAE attacks requiring acute HAE therapy (per month) from Study Day 22 to the Week 25 Visit for ADX-324 vs placebo., The time-normalized number of Investigator-confirmed HAE attacks requiring acute HAE therapy (per month) from Study Day 22 to the Week 25 Visit for ADX-324 vs placebo., The time-normalized number of moderate or severe Investigator confirmed HAE attacks (per month) from Study Day 22 to the Week 25 Visit for ADX-324 vs placebo., The time-normalized number of moderate or severe Investigator confirmed HAE attacks (per month) from Study Day 22 to the Week 25 Visit for ADX-324 vs placebo., The proportion of participants who have not experienced an Investigator-confirmed HAE attack (HAE attack-free) from Study Day 22 to the Week 25 Visit for ADX-324 vs placebo., The proportion of participants who have not experienced an Investigator-confirmed HAE attack (HAE attack-free) from Study Day 22 to the Week 25 Visit for ADX-324 vs placebo., The proportion of participants with a clinical response defined as a reduction from baseline (ie, Screening rate) in Investigator-confirmed HAE attack rate between Study Day 22 to the Week 25 Visit for ADX-324 vs placebo., The proportion of participants with a clinical response defined as a reduction from baseline (ie, Screening rate) in Investigator-confirmed HAE attack rate between Study Day 22 to the Week 25 Visit for ADX-324 vs placebo.

Interventions

Sponsors

Adarx Pharmaceuticals Inc.
Lead SponsorINDUSTRY

Eligibility

Sex/Gender
All
Age
18 Years to No maximum

Design outcomes

Primary

MeasureTime frame
The time-normalized number of Investigator-confirmed HAE attacks (per month) from Study Day 22 to the Week 25 Visit for ADX 324 vs placebo.

Secondary

MeasureTime frame
The time-normalized number of Investigator-confirmed HAE attacks (per month) from Study Day 22 to the Week 25 Visit for ADX-324 vs placebo., The time-normalized number of Investigator-confirmed HAE attacks requiring acute HAE therapy (per month) from Study Day 22 to the Week 25 Visit for ADX-324 vs placebo., The time-normalized number of Investigator-confirmed HAE attacks requiring acute HAE therapy (per month) from Study Day 22 to the Week 25 Visit for ADX-324 vs placebo., The time-normalized number of moderate or severe Investigator confirmed HAE attacks (per month) from Study Day 22 to the Week 25 Visit for ADX-324 vs placebo., The time-normalized number of moderate or severe Investigator confirmed HAE attacks (per month) from Study Day 22 to the Week 25 Visit for ADX-324 vs placebo., The proportion of participants who have not experienced an Investigator-confirmed HAE attack (HAE attack-free) from Study Day 22 to the Week 25 Visit for ADX-324 vs placebo., The proportion of particip

Countries

Austria, Belgium, Bulgaria, Croatia, Czechia, France, Germany, Hungary, Italy, Poland, Spain

Outcome results

None listed

Source: EU CTIS · Data processed: Feb 4, 2026