~10 spots leftby Apr 2026

Oral Treprostinil in Subjects With Pulmonary Hypertension Associated With Heart Failure With Preserved Ejection Fraction

Recruiting in Palo Alto (17 mi)
+81 other locations
MG
Overseen byMardi Gomberg-Maitland, MD
Age: 18+
Sex: Any
Travel: May Be Covered
Time Reimbursement: Varies
Trial Phase: Phase 3
Waitlist Available
Sponsor: United Therapeutics
Pivotal Trial (Near Approval)
Prior Safety Data

Trial Summary

What is the purpose of this trial?

This was a multicenter, randomized (1:1; oral treprostinil to placebo), double-blind, placebo-controlled study in subjects with World Health Organization (WHO) Group 2 pulmonary hypertension (PH) associated with heart failure with preserved ejection fraction (HFpEF). Once randomized, subjects took the initial dose of study drug at the study site on the day of randomization. Subjects returned to the study site for visits scheduled at Weeks 6, 12, 18, and 24. The duration of study participation was approximately 28 weeks from Screening until study completion (includes a 30-day Screening Phase and 24-week Treatment Phase). The study was discontinued by the Sponsor on 14 October 2019 due to slow enrollment. As only a small portion of the anticipated total subjects had been enrolled, with many terminating early due to the study termination, there was a limited ability to explore the effect of oral treprostinil in this indication in this study.

Research Team

MG

Mardi Gomberg-Maitland, MD

Principal Investigator

George Washington University

Eligibility Criteria

Inclusion Criteria

The subject voluntarily gave informed consent to participate in the study.
The subject was 18 to 85 years of age (inclusive) at Screening (ie, date of providing written informed consent).
A subject could qualify if they had undergone a right heart catheterization (RHC) within 180 days of Baseline.
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Treatment Details

Interventions

  • Oral treprostinil (Prostacyclin Analogue)
  • Placebo (Other)
Participant Groups
2Treatment groups
Experimental Treatment
Placebo Group
Group I: Oral treprostinilExperimental Treatment1 Intervention
Sustained-release oral tablets for TID administration
Group II: PlaceboPlacebo Group1 Intervention
Placebo (sugar pill) for TID oral administration

Find a Clinic Near You

Research Locations NearbySelect from list below to view details:
Duke University Medical CenterDurham, NC
Vanderbilt University Medical CenterNashville, TN
Aurora St. Luke's Medical CenterMilwaukee, WI
Mount Sinai Medical CenterNew York, NY
More Trial Locations
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Who Is Running the Clinical Trial?

United Therapeutics

Lead Sponsor

Trials
112
Patients Recruited
14,500+