🏛️ Verified NIH Record • Updated 2025-01-28

Extension Study for Participants in LIQ861 Trials to Evaluate the Long-term Safety of Dry Powder Inhalation of Treprostinil (NCT03992755)

A Global, Open-Label Extension Study for Participants in LIQ861 Trials to Evaluate the Long-term Safety of Inhaled LIQ861 (Treprostinil) in Pulmonary Arterial Hypertension (WHO Group 1) Patients

🔵 Active, Not Recruiting Phase3 💊 Investigational Drug / Biologic Sponsor: Liquidia Technologies, Inc.

🩺 Plain-English Summary (8th-Grade Level)

The primary objective of this study is to evaluate the long-term safety of LIQ861 in patients with pulmonary arterial hypertension (PAH).

Who can join: Review the eligibility criteria below.

Location: Banner University Medical Center — Phoenix, Arizona

Age range: 18 Years

🧪 Interventions in This Study

📋 "Do I Qualify?" — 1-Minute Self Screener

Instant Checklist

Full eligibility criteria are available on the official NIH protocol. View the criteria ↗

📍 All Participating Trial Locations (25 Sites)

  • Banner University Medical Center — Phoenix, Arizona
  • Arizona Pulmonary Specialists, Ltd. — Phoenix, Arizona
  • West Los Angeles VA Healthcare Center — Los Angeles, California
  • UC Davis Medical Center — Sacramento, California
  • Los Angeles Biomedical Research Center — Torrance, California
  • University of Colorado Anschutz Medical Campus — Aurora, Colorado
  • University of Florida — Gainesville, Florida
  • Mayo Clinic-Jacksonville — Jacksonville, Florida
  • AdventHealth — Orlando, Florida
  • Emory University School of Medicine — Atlanta, Georgia
  • Northwestern Medicine, Feinberg School of Medicine — Chicago, Illinois
  • University of Chicago Medicine — Chicago, Illinois
  • University of Kansas Medical Center — Kansas City, Kansas
  • Ochsner Medical Center — New Orleans, Louisiana
  • Tufts Medical Center — Boston, Massachusetts
  • Mayo Clinic-Rochester — Rochester, Minnesota
  • University of New Mexico Health Science Center — Albuquerque, New Mexico
  • University of Cincinnati Medical Center — Cincinnati, Ohio
  • Oregon Health and Science Center — Portland, Oregon
  • Alleghany General Hospital — Pittsburgh, Pennsylvania
  • UPMC Presbyterian Hospital — Pittsburgh, Pennsylvania
  • UT Southwestern Medical Center — Dallas, Texas
  • Houston Methodist Lung Center — Houston, Texas
  • University of Texas Health Science Center at San Antonio — San Antonio, Texas
  • INOVA Fairfax Medical Campus — Falls Church, Virginia

💰 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 § 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.

Explore by condition: All Primary Pulmonary Hypertension clinical trials

💡 How to Participate

  1. Check the checklist above to see if you may qualify.
  2. Review the official NIH record below to find the coordinating site.
  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.
🏛️ View Official NIH Record ↗