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ClinicalTrials.gov public records Last synced May 22, 2026, 12:16 AM EDT

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Showing 1–3 of 3 matching trials from the live ClinicalTrials.gov search.
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Filters: Condition: Combined Pulmonary Fibrosis and Emphysema Clear all
Completed Phase 2Phase 3 Interventional Results available
View directory record Official record
Conditions
Pulmonary Hypertension, Interstitial Lung Disease, Combined Pulmonary Fibrosis and Emphysema
Interventions
Inhaled Treprostinil, Placebo
Drug
Lead sponsor
United Therapeutics
Industry
Eligibility
18 Years and older
Enrollment
326 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2019
U.S. locations
96
States / cities
Birmingham, Alabama • Mobile, Alabama • Phoenix, Arizona + 71 more
Source: ClinicalTrials.gov public record
Updated Jul 26, 2022 · Synced May 22, 2026, 12:16 AM EDT
Terminated Phase 2Phase 3 Interventional Results available
View directory record Official record
Conditions
Pulmonary Hypertension, Interstitial Lung Disease, Combined Pulmonary Fibrosis and Emphysema
Interventions
Inhaled Treprostinil
Drug
Lead sponsor
United Therapeutics
Industry
Eligibility
18 Years and older
Enrollment
243 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2021
U.S. locations
91
States / cities
Birmingham, Alabama • Mobile, Alabama • Phoenix, Arizona + 67 more
Source: ClinicalTrials.gov public record
Updated Dec 1, 2022 · Synced May 22, 2026, 12:16 AM EDT
Recruiting Phase 1Phase 2 Interventional
View directory record Official record
Conditions
Idiopathic Pulmonary Fibrosis, Emphysema or COPD
Interventions
CD3/CD19 negative hematopoietic stem cells, Rituximab, Alemtuzumab, Fludarabine, Thiotepa, G-CSF, Hydroxyurea
Biological · Drug
Lead sponsor
Paul Szabolcs
Other
Eligibility
18 Years to 60 Years
Enrollment
8 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2028
U.S. locations
2
States / cities
Pittsburgh, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Jan 12, 2026 · Synced May 22, 2026, 12:16 AM EDT