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NCT02664558 · ClinicalTrials.gov registry record · Phase 2

A Study of Ubenimex in Patients With Pulmonary Arterial Hypertension (WHO Group 1)

A Phase 2 study, sponsored by Eiger BioPharmaceuticals.

Completed
Registry status
Phase 2
Development phase
61
Enrollment target

NCT02664558: Completed Phase 2 study, sponsored by Eiger BioPharmaceuticals.

NCT02664558 is a Phase 2 study that has completed, run by Eiger BioPharmaceuticals. The registered enrollment target is 61 participants, below the 133-participant average among 30,622 other Phase 2 trials with a reported enrollment target (54% lower). According to ClinicalTrials.gov, the official US trial registry.

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The verdict

NCT02664558, a Phase 2 study, has completed, sponsored by Eiger BioPharmaceuticals.

COMPLETED
Registry status
Phase 2
Development phase
61 participants
Enrollment target

Study Summary

This proof-of-concept study is designed as a Phase 2, multicenter, randomized, double-blind, placebo controlled study comparing ubenimex with placebo in patients with pulmonary arterial hypertension (PAH) (World Health Organization \[WHO\] Group 1) and have a WHO/New York Heart Association (NYHA) Functional Classification (WHO/NYHA-FC) of II or III.

Primary Outcome

Change from Baseline at End of Treatment in PVR Using Worst Case Imputation in the Modified Intent to Treat Population. PVR was assessed by hemodynamic measurements obtained via right heart catheterization.

Interventions

  • OTHER placebo
  • DRUG ubenimex

Trial Details

FieldValue
Enrollment Target 61 participants
Start Date 2016-04
Est. Completion 2018-01
Phase Phase 2
Eiger BioPharmaceuticals

6 total trials

What the finished NCT02664558 record still lists

NCT02664558 is an interventional study that assigns participants to a tested intervention. The registry caps enrollment at 61 participants, a relatively small participant target, below the 133-participant average among 30,622 other Phase 2 trials with a reported enrollment target (54% lower).

The record links to 0 conditions, and to 2 interventions - of which placebo is the first listed.

NCT02664558 does not publish any study locations in the registry export this page uses.

Frequently Asked Questions

What is clinical trial NCT02664558 about?

NCT02664558 is a clinical study titled "A Study of Ubenimex in Patients With Pulmonary Arterial Hypertension (WHO Group 1)". This proof-of-concept study is designed as a Phase 2, multicenter, randomized, double-blind, placebo controlled study comparing ubenimex with placebo in patients with pulmonary arterial hypertension (PAH) (World Health Organization \[WHO\] Group 1) and have a WHO/New York Heart Association (NYHA) Fu...

What is the current status of trial NCT02664558?

This trial is currently completed. It is a Phase 2 study. The enrollment target is 61 participants. The study started on 2016-04. Estimated completion is 2018-01.

What interventions are being tested in trial NCT02664558?

The interventions under investigation include: placebo (OTHER), ubenimex (DRUG).

Who is sponsoring clinical trial NCT02664558?

This trial is sponsored by Eiger BioPharmaceuticals, which has 6 total clinical trials registered on ClinicalTrials.gov.

How this trial's enrollment target compares

Where NCT02664558's enrollment target sits among peer trials

61 1026th of 2000 higher than 974 of 2,000 other Phase 2 trials

participants (enrollment target), bucketed by value

Each bar is a band; taller bars hold more other Phase 2 trials. The dashed line + filled bar mark this entry. Hover or tap any bar for its full count and share, and where it sits relative to this entry.

Source ClinicalTrials.gov registry export · 2026-08-08

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Source: ClinicalTrials.gov NCT02664558, the US trial registry maintained by the National Library of Medicine. NCT02664558 (small enrollment · none site footprint · completed) retrieved and formatted by PlainTrial, see methodology.