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ClinicalTrials.gov public records Last synced May 22, 2026, 4:15 AM EDT

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Showing 1–4 of 4 matching trials from the live ClinicalTrials.gov search.
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Filters: Condition: Pulmonary Hypertension Associated With HFpEF Clear all
Terminated Phase 3 Interventional Results available
View directory record Official record
Conditions
Pulmonary Hypertension, Heart Failure With Preserved Ejection Fraction
Interventions
Oral treprostinil, Placebo
Drug
Lead sponsor
United Therapeutics
Industry
Eligibility
18 Years to 85 Years
Enrollment
84 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2019
U.S. locations
82
States / cities
Birmingham, Alabama • Phoenix, Arizona • Tucson, Arizona + 66 more
Source: ClinicalTrials.gov public record
Updated Nov 9, 2020 · Synced May 22, 2026, 4:15 AM EDT
Terminated Phase 3 Interventional Results available
View directory record Official record
Conditions
Pulmonary Hypertension Associated With HFpEF
Interventions
Oral treprostinil
Drug
Lead sponsor
United Therapeutics
Industry
Eligibility
18 Years to 85 Years
Enrollment
48 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2020
U.S. locations
82
States / cities
Birmingham, Alabama • Phoenix, Arizona • Tucson, Arizona + 66 more
Source: ClinicalTrials.gov public record
Updated Oct 21, 2020 · Synced May 22, 2026, 4:15 AM EDT
Recruiting Phase 3 Interventional
View directory record Official record
Conditions
Pulmonary Hypertension Associated With HFpEF
Interventions
TNX-103, Placebo
Drug
Lead sponsor
Tenax Therapeutics, Inc.
Industry
Eligibility
18 Years to 85 Years
Enrollment
540 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2029
U.S. locations
18
States / cities
Alexander City, Alabama • Tamarac, Florida • Mount Prospect, Illinois + 15 more
Source: ClinicalTrials.gov public record
Updated Mar 15, 2026 · Synced May 22, 2026, 4:15 AM EDT
Enrolling by invitation Phase 3 Interventional
View directory record Official record
Conditions
Pulmonary Hypertension Associated With HFpEF
Interventions
TNX-103
Drug
Lead sponsor
Tenax Therapeutics, Inc.
Industry
Eligibility
Not listed
Enrollment
800 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2029
U.S. locations
5
States / cities
Chicago, Illinois • Minneapolis, Minnesota • Rochester, Minnesota + 2 more
Source: ClinicalTrials.gov public record
Updated Mar 18, 2026 · Synced May 22, 2026, 4:15 AM EDT