ClinicalTrials.gov record
Extension Study of Inhaled Treprostinil in Subjects With Fibrotic Lung Disease
ClinicalTrials.gov ID: NCT04905693
Public ClinicalTrials.gov record NCT04905693. 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.
Data is sourced from official ClinicalTrials.gov public API records. Always review the official ClinicalTrials.gov record for the latest information.
Official title
An Open-label Extension Study of Inhaled Treprostinil in Subjects With Fibrotic Lung Disease (TETON-OLE)
Study identification
- NCT ID
- NCT04905693
- Recruitment status
- Enrolling by invitation
- Study type
- Interventional
- Phase
- Phase 3
- Lead sponsor
- United Therapeutics
- Industry
- Enrollment
- 1,850 participants
Conditions and interventions
Interventions
- Inhaled Treprostinil Drug
- Treprostinil Ultrasonic Nebulizer Device
Drug · Device
Eligibility (public fields only)
- Age range
- 40 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
- Sep 5, 2022
- Primary completion
- May 31, 2026
- Completion
- May 31, 2026
- Last update posted
- May 14, 2026
2022 – 2026
United States locations
- U.S. sites
- 86
- U.S. states
- 31
- U.S. cities
- 73
| Facility | City | State | ZIP | Site status |
|---|---|---|---|---|
| The University of Alabama at Birmingham | Birmingham | Alabama | 35233 | — |
| Clinical Trials Center of Middle Tennessee | Franklin | Arizona | 37067 | — |
| Banner University Medical Center-Phoenix | Phoenix | Arizona | 85006 | — |
| St. Joseph's Hospital and Medical Center - Norton Thoracic Institute | Phoenix | Arizona | 85013 | — |
| University of Arizona | Tucson | Arizona | 85724 | — |
| UC San Diego Health | La Jolla | California | 92037 | — |
| David Geffen School of Medicine at UCLA | Los Angeles | California | 90095 | — |
| NewportNativeMD, Inc | Newport Beach | California | 92663 | — |
| Palmtree Clinical Research, Inc. | Palm Springs | California | 92262 | — |
| UC Davis Health Medical Center | Sacramento | California | 95817 | — |
| University of California San Francisco | San Francisco | California | 94143 | — |
| Stanford University School of Medicine | Stanford | California | 94305 | — |
| National Jewish Health | Denver | Colorado | 80206 | — |
| University of Florida Health at Shands | Gainesville | Florida | 32610 | — |
| Ascension St. Vincent's | Jacksonville | Florida | 32204 | — |
| University of Florida | Jacksonville | Florida | 32209 | — |
| Mayo Clinic Florida | Jacksonville | Florida | 32224 | — |
| Pulmonary Disease Specialists, PA d/b/a PDS Research | Kissimmee | Florida | 34741 | — |
| Central Florida Pulmonary Group, PA | Orlando | Florida | 32803 | — |
| Coastal Pulmonary & Critical Care PLC | St. Petersburg | Florida | 33704 | — |
| University of South Florida Health | Tampa | Florida | 33606 | — |
| Cleveland Clinic Florida | Weston | Florida | 33331 | — |
| Piedmont Healthcare Atlanta | Atlanta | Georgia | 30309 | — |
| Emory University | Atlanta | Georgia | 30322 | — |
| Northwestern Memorial Hospital | Chicago | Illinois | 60611 | — |
| Loyola University Medical Center | Maywood | Illinois | 60153 | — |
| Community Health Network | Indianapolis | Indiana | 46250 | — |
| University of Kansas Medical Center | Kansas City | Kansas | 66160 | — |
| Norton Pulmonary Specialists | Louisville | Kentucky | 40202 | — |
| University of Louisville Healthcare Outpatient Center | Louisville | Kentucky | 40202 | — |
| Tulane University Medical Center | New Orleans | Louisiana | 70112 | — |
| LSU Health Science Center Shreveport | Shreveport | Louisiana | 71103 | — |
| Johns Hopkins Asthma and Allergy Center | Baltimore | Maryland | 21224 | — |
| Adventist Healthcare White Oak Medical Center | Silver Spring | Maryland | 98374 | — |
| Tufts Medical Center | Boston | Massachusetts | 02111 | — |
| Massachusetts General Hospital | Boston | Massachusetts | 02114 | — |
| Brigham and Women's Hospital | Boston | Massachusetts | 02115 | — |
| University of Michigan Int Med Pulmonary and critical care | Ann Arbor | Michigan | 48109 | — |
| Henry Ford Hospital | Detroit | Michigan | 48202 | — |
| Corewell Health William Beaumont Hospital | Royal Oak | Michigan | 48073 | — |
| University of Minnesota | Minneapolis | Minnesota | 55455 | — |
| Mayo Clinic, Division of Pulmonary and Critical Care Medicine | Rochester | Minnesota | 55905 | — |
| University Mississippi Medical Center | Jackson | Mississippi | 39216 | — |
| The Lung Research Center, LLC | Chesterfield | Missouri | 63017 | — |
| Washington University School of Medicine | St Louis | Missouri | 63110 | — |
| Creighton University Clinical Research Office | Omaha | Nebraska | 68124 | — |
| University of New Mexico Health Sciences Center | Albuquerque | New Mexico | 87106 | — |
| Stony Brook Advanced Specialty Care | Commack | New York | 11725 | — |
| Northwell Health | New Hyde Park | New York | 11042 | — |
| Weill Cornell Medical Center | New York | New York | 10021 | — |
| University of Rochester Medical Center | Rochester | New York | 14642 | — |
| Montefiore Medical Center | The Bronx | New York | 10467 | — |
| Duke University Medical Center | Durham | North Carolina | 27710 | — |
| PulmonIx, LLC | Greensboro | North Carolina | 27403 | — |
| East Carolina University | Greenville | North Carolina | 27834 | — |
| Southeastern Research Center | Winston-Salem | North Carolina | 27103 | — |
| University of Cincinnati Medical Center | Cincinnati | Ohio | 45227 | — |
| Cleveland Clinic | Cleveland | Ohio | 44195 | — |
| The Ohio State University Wexner Medical Center | Columbus | Ohio | 43201 | — |
| University of Oklahoma Health Sciences Center | Oklahoma City | Oklahoma | 73104 | — |
| The Oregon Clinic | Portland | Oregon | 97220 | — |
| Penn State Milton S.Hershey Medical Center | Hershey | Pennsylvania | 17033 | — |
| Hospital of the University of Pennsylvania | Philadelphia | Pennsylvania | 19104 | — |
| Thomas Jefferson,Hospital University | Philadelphia | Pennsylvania | 19107 | — |
| Temple University Hospital | Philadelphia | Pennsylvania | 19140 | — |
| Medical University of South Carolina | Charleston | South Carolina | 29425 | — |
| Prisma Health Midlands | Columbia | South Carolina | 29203 | — |
| Clinical Research of Rock Hill | Rock Hill | South Carolina | 29732 | — |
| StatCare Pulmonary Consultants, PLLC | Knoxville | Tennessee | 37919 | — |
| Vanderbilt University Medical Center | Nashville | Tennessee | 37204 | — |
| Baylor University Medical Center | Dallas | Texas | 75246 | — |
| University of Texas Southwestern Medical Center | Dallas | Texas | 75390-8550 | — |
| Baylor College of Medicine | Houston | Texas | 77030 | — |
| Houston Methodist | Houston | Texas | 77030 | — |
| The University of Texas Health Science Center at Houston, McGovern Medical School | Houston | Texas | 77030 | — |
| The University of Texas Health Science Center at Houston | Houston | Texas | 77030 | — |
| A & A Research Consultants, LLC | McAllen | Texas | 78503 | — |
| Metroplex Pulmonary and Sleep Center PA | McKinney | Texas | 75069 | — |
| Renovatio Clinical | The Woodlands | Texas | 77380 | — |
| Intermountain Healthcare | Murray | Utah | 84107 | — |
| University of Utah Health | Salt Lake City | Utah | 84108 | — |
| University of Virginia Health Systems | Charlottesville | Virginia | 22903 | — |
| Inova Fairfax Hospital | Falls Church | Virginia | 22042 | — |
| Pulmonary Associates of Richmond, Inc. | Richmond | Virginia | 23230 | — |
| University Hospital and UW Health Clinics | Madison | Wisconsin | 53792 | — |
| Medical College of Wisconsin | 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.
Non-U.S. locations
This page focuses on the U.S. directory. The official record also lists 108 non-U.S. sites.
About this trial record page
- What this page shows
- Public field values for ClinicalTrials.gov record NCT04905693, 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 May 14, 2026 · Synced May 19, 2026
Related: full search, browse by condition, browse by drug or therapy, browse by sponsor, browse by U.S. city.
Open the official record
The complete protocol, eligibility criteria, and contact information for NCT04905693 live on ClinicalTrials.gov.