A Study to Evaluate the Efficacy, Safety and Pharmacokinetics of Treprostinil Palmitil Inhalation Powder in Participants With Pulmonary Arterial Hypertension
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Phase
Phase 2
Status
Completed
Study type
Interventional
Design
Randomized · Double · Treatment
Enrollment
102actual
Sites
92
Countries
Argentina, Australia, Austria +14
Every value on this page is a field the sponsor filed with ClinicalTrials.gov, reproduced. Dates are their own estimates, revised as a study runs, unless the registry marks them actual. sources →
Source: ClinicalTrials.gov, retrieved 2026-08-19
Dates
each axis at the precision it was filed, with the registry's own basis| Date | Filed | Basis | What it is |
|---|---|---|---|
| Start | 2022-08-24 | actual | When the study began enrolling |
| Primary completion | 2025-03-27 | actual | The date the last participant is measured for the primary outcome — the readout window |
| Study completion | 2025-03-27 | actual | The whole study's end, after follow-up |
| First posted | 2021-12-07 | actual | When this record first appeared on the registry |
| Results posted | — | When the sponsor posted results to the registry | |
| Record updated | 2026-03-30 | actual | The sponsor's own last edit to this record — every projection above is as current as this date |
What it studies
Condition
- Pulmonary Arterial Hypertension
Interventions
- Drug: Treprostinil Palmitil — also filed as INS1009
- Drug: Placebo
Primary outcome
what the primary-completion date above is the date OFChange from Baseline in Pulmonary Vascular Resistance at Week 16
measured Baseline to Week 16
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