๐Ÿ›๏ธ Verified NIH Record โ€ข Updated 2026-06-12

STOP-HAE: A Phase 3 Study of ADX-324 in HAE (NCT06960213)

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

๐ŸŸข Recruiting Phase3 ๐Ÿ’Š Investigational Drug / Biologic Sponsor: ADARx Pharmaceuticals, Inc.

๐Ÿฉบ Plain-English Summary (8th-Grade Level)

This study will evaluate the efficacy and safety of ADX-324 in participants with Type 1 or Type 2 hereditary angioedema. The study will also evaluate safety, pharmacokinetics (PK), pharmacodynamics (PD), and health-related quality of life measures.

Who can join: Review the eligibility criteria below.

Location: ADARx Clinical Site โ€” Litchfield Park, Arizona

Age range: 18 Years

๐Ÿงช Interventions in This Study

๐Ÿ“‹ "Do I Qualify?" โ€” 1-Minute Self Screener

Instant Checklist

Full eligibility criteria are available on the official NIH protocol. View the criteria โ†—

๐Ÿ“ All Participating Trial Locations (51 Sites)

Showing the first 25 of 51 sites.

  • ADARx Clinical Site โ€” Litchfield Park, Arizona
  • ADARx Clinical Site โ€” Little Rock, Arkansas
  • ADARx Clinical Site โ€” San Diego, California
  • ADARx Clinical Site โ€” Walnut Creek, California
  • ADARx Clinical Site โ€” Orlando, Florida
  • ADARx Clinical Site โ€” Chevy Chase, Maryland
  • ADARx Clinical Site โ€” Wheaton, Maryland
  • ADARx Clinical Site โ€” Detroit, Michigan
  • ADARx Clinical Site โ€” St Louis, Missouri
  • ADARx Clinical Site โ€” Las Vegas, Nevada
  • ADARx Clinical Site โ€” New York, New York
  • ADARx Clinical Site โ€” Cincinnati, Ohio
  • ADARx Clinical Site โ€” Columbus, Ohio
  • ADARx Clinical Site โ€” Toledo, Ohio
  • ADARx Clinical Site โ€” Hershey, Pennsylvania
  • ADARx Clinical Site โ€” Capital Federal, Buenos Aires
  • ADARx Clinical Site โ€” Buenos Aires, Buenos Aires F.D.
  • ADARx Clinical Site โ€” Adelaide, South Australia
  • ADARx Clinical Site โ€” Vienna,
  • ADARx Clinical Site โ€” Edegem, Antwerpen
  • ADARx Clinical Site โ€” Sofia,
  • ADARx Clinical Site โ€” Edmonton, Alberta
  • ADARx Clinical Site โ€” Ottawa, Ontario
  • ADARx Clinical Site โ€” Montreal, Quebec
  • ADARx Clinical Site โ€” Beijing,

๐Ÿ“ž Contact the Study Coordinator

Phone: (877) 232-7974

Email: info@adarx.com

Coordinator details come directly from the registered NIH protocol. Confirm the study is still recruiting before traveling.

๐Ÿ’ฐ Cost, Insurance & Patient Rights

  • 100% Free Items: The investigational treatment and protocol-required procedures are supplied at zero cost by the sponsor.
  • Routine Patient Care: Under federal law (ACA ยง 2709) and many state statutes, routine care costs are covered during participation.
  • Voluntary Participation: You may withdraw at any time without affecting your standard medical care.

๐Ÿ’ก How to Participate

  1. Check the checklist above to see if you may qualify.
  2. Contact the study coordinator using the phone/email above.
  3. Ask about the visit schedule, what is covered at no cost, and any travel support.
  4. Confirm with your own doctor before making a decision.
๐Ÿ›๏ธ View Official NIH Record โ†—