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Inhaled Nitric Oxide for High Amplitude Pulmonary Edema (HAPE)

NCT06852924 · Status: RECRUITING · Phase: NA · Type: INTERVENTIONAL · Enrollment: 100

Last updated 2025-02-28

No results posted yet for this study

Summary

High Altitude Pulmonary Edema (HAPE) is a critical, non-cardiogenic pulmonary edema that manifests in high-altitude conditions, marked by the rapid onset of symptoms such as dyspnea, cough, frothy sputum, and cyanosis. It represents a significant cause of mortality among high-altitude illnesses due to its swift progression and elevated fatality rates if not addressed promptly. The pathophysiological mechanisms underlying HAPE include excessive hypoxic pulmonary vasoconstriction, increased permeability of the pulmonary vasculature, impaired clearance of fluid from the lungs, and systemic fluid retention. A pivotal factor in HAPE is pulmonary arterial hypertension (PAH), characterized by a progressive rise in pulmonary arterial pressure and resistance, which can ultimately lead to right heart failure. Recent developments in the management of HAPE have introduced inhaled nitric oxide (iNO) as a selective pulmonary vasodilator, which effectively lowers pulmonary arterial pressure and enhances oxygenation without inducing systemic hypotension. The INOwill N300 device, created by Nanjing Novlead Biotech, is a portable iNO delivery system that produces nitric oxide gas on-site, thereby obviating the need for gas cylinders. This device also facilitates real-time monitoring of nitric oxide, nitrogen dioxide, and oxygen concentrations, ensuring safe and effective treatment. This innovative strategy shows potential for improving clinical outcomes in patients with HAPE while addressing logistical challenges encountered in high-altitude environments.

Conditions

  • High Altitude Pulmonary Hypertension

Interventions

DEVICE

Nitric Oxide Generation and Delivery System

The Nitric Oxide Generation and Delivery System is used to deliver nitric oxide for inhalation therapy into the inspiratory limb of the patient breathing circuit in a way that provides a constant concentration of nitric oxide (NO), as set by the user, to the patient throughout the inspired breath.

Sponsors & Collaborators

  • Tibet Fokind Hospital

    collaborator UNKNOWN

  • Novlead Inc.

    lead INDUSTRY

Principal Investigators

  • Jingxin Cao · Tibet Fokind Hospital

Study Design

Allocation
RANDOMIZED
Purpose
TREATMENT
Masking
SINGLE
Model
PARALLEL

Eligibility

Min Age
18 Years
Max Age
65 Years
Sex
ALL
Healthy Volunteers
No

Timeline & Regulatory

Start
2023-08-10
Primary Completion
2025-12-31
Completion
2025-12-31

Countries

  • China

Study Locations

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Read the full study record

This page highlights key information. For complete eligibility criteria, study locations, investigator contacts, and the full protocol, visit the original record on ClinicalTrials.gov.

View NCT06852924 on ClinicalTrials.gov