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Completed Phase 3 Interventional Results available

Investigation of the Safety and Pharmacology of Dry Powder Inhalation of Treprostinil

ClinicalTrials.gov ID: NCT03399604

Public ClinicalTrials.gov record NCT03399604. Field values are reproduced from the official study page; the official ClinicalTrials.gov record remains the source of truth for eligibility, enrollment, and contact information.

ClinicalTrials.gov public records Last synced Jul 23, 2026, 10:10 PM EDT

Data is sourced from official ClinicalTrials.gov public API records. Always review the official ClinicalTrials.gov record for the latest information.

Official title

A Phase 3 Open-label, Multicenter Study to Evaluate the Long-term Safety and Tolerability of Inhaled LIQ861(Treprostinil) in Pulmonary Arterial Hypertension (WHO Group 1) Patients

Study identification

NCT ID
NCT03399604
Recruitment status
Completed
Study type
Interventional
Phase
Phase 3
Lead sponsor
Liquidia Technologies, Inc.
Industry
Enrollment
121 participants

Conditions and interventions

Interventions

  • LIQ861 Inhaled Treprostinil Drug

Drug

Eligibility (public fields only)

Age range
18 Years and older
Sex
All
Healthy volunteers
Healthy volunteers not accepted

This page does not interpret eligibility. Detailed inclusion and exclusion criteria are on the official ClinicalTrials.gov record.

Study timeline

Start date
Jan 1, 2018
Primary completion
May 5, 2019
Completion
Nov 24, 2019
Last update posted
Jul 29, 2024

2018 – 2019

United States locations

U.S. sites
38
U.S. states
21
U.S. cities
33
Facility City State ZIP Site status
Banner University Medical Center Phoenix Arizona 85006
Arizona Pulmonary Specialists, Ltd. Phoenix Arizona 85012
West Los Angeles VA Healthcare Center Los Angeles California 90073
UC Davis Medical Center Sacramento California 95817
Los Angeles Biomedical Research Center Torrance California 90502
University of Colorado Anschutz Medical Campus Aurora Colorado 80045
University of Florida Gainesville Florida 32610
Mayo Clinic-Jacksonville Jacksonville Florida 32224
AdventHealth Orlando Florida 32803
Emory University School of Medicine Atlanta Georgia 30322
Wellstar Research Institute Marietta Georgia 30060
Northwestern Medicine, Feinberg School of Medicine Chicago Illinois 60611
University of Chicago Medicine Chicago Illinois 60637
University of Kansas Medical Center Kansas City Kansas 66103
Kentuckiana Pulmonary Research Center Louisville Kentucky 40202
Ochsner Medical Center New Orleans Louisiana 70121
Tufts Medical Center Boston Massachusetts 02111
University of Minnesota Minneapolis Minnesota 55435
Mayo Clinic-Rochester Rochester Minnesota 55905
Washington University School of Medicine St Louis Missouri 63110
University of New Mexico Health Science Center Albuquerque New Mexico 87106
NYU Winthrop University Hospital Mineola New York 11501
NYU Langone Health New York New York 10279
University of North Carolina School of Medicine Chapel Hill North Carolina 27599
University of Cincinnati Medical Center Cincinnati Ohio 45267
University Hospitals of Cleveland Medical Center Cleveland Ohio 44106
Cleveland Clinic Cleveland Ohio 44195
the Ohio State University Wexner Medical Center Columbus Ohio 43210
Oregon Health and Science Center Portland Oregon 97239
University of Pennsylvania Health System Philadelphia Pennsylvania 19104
Alleghany General Hospital Pittsburgh Pennsylvania 15212
UPMC Presbyterian Hospital Pittsburgh Pennsylvania 15213
UT Southwestern Medical Center Dallas Texas 75390
Houston Methodist Lung Center Houston Texas 77030
University of Texas - Health Science Center Houston Texas 77030
University of Texas Health Science Center at San Antonio San Antonio Texas 78229
INOVA Fairfax Medical Campus Falls Church Virginia 22042
The Medical College of Wisconsin/Froedtert Hospital Milwaukee Wisconsin 53226

Site contact phone numbers, emails, and investigator names are intentionally not displayed here. Open the official ClinicalTrials.gov record for site contact information.

About this trial record page

What this page shows
Public field values for ClinicalTrials.gov record NCT03399604, including study identification, conditions, interventions, eligibility (age, sex, healthy volunteer), timeline, and U.S. site list.
What this page does not do
No medical advice, eligibility judgments, treatment recommendations, study quality scoring, or AI-generated medical summaries. No site contact phone numbers, emails, or investigator names.
Where the data comes from
Sourced from the official ClinicalTrials.gov public API. The official record is the source of truth.
Last refresh
Last update posted Jul 29, 2024 · Synced Jul 23, 2026

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Open the official record

The complete protocol, eligibility criteria, and contact information for NCT03399604 live on ClinicalTrials.gov.

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