# Acute Haemodynamic Study of TPN171H in Patients with Pulmonary Arterial Hypertension

> **NCT04483115** · PHASE2 · COMPLETED · sponsor: **Vigonvita Life Sciences** · enrollment: 60 (actual)

## Conditions studied

- Pulmonary Arterial Hypertension

## Interventions

- **DRUG:** TPN171H
- **DRUG:** Placebo
- **DRUG:** Tadalafil

## Key facts

- **NCT ID:** NCT04483115
- **Lead sponsor:** Vigonvita Life Sciences
- **Sponsor class:** INDUSTRY
- **Phase:** PHASE2
- **Study type:** INTERVENTIONAL
- **Status:** COMPLETED
- **Start date:** 2020-11-16
- **Primary completion:** 2022-06-29
- **Final completion:** 2022-06-29
- **Target enrollment:** 60 (ACTUAL)
- **Last updated:** 2024-12-24

## Collaborators

- [object Object]

## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT04483115

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT04483115, "Acute Haemodynamic Study of TPN171H in Patients with Pulmonary Arterial Hypertension". Retrieved via AI Analytics 2026-05-26 from https://api.ai-analytics.org/clinical/NCT04483115. Licensed CC0.

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