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Updated: Apr 22, 2026

A Novel Inhalation Mask System to Deliver High Concentrations of Nitric Oxide Gas in Spontaneously Breathing Subjects
Published on: May 4, 2021
[Inhaled nitric oxide for children with acute respiratory distress syndrome]
José Roberto Fioretto1, Mário Ferreira Carpi1, Rossano César Bonatto1
1Departamento de Pediatria, Unidade de Terapia Intensiva Pediátrica, FMB, UNESP.
Insights
Inhaled nitric oxide improves gas exchange and outcomes in children with acute respiratory distress syndrome (ARDS). This treatment is safe in intensive care units with careful monitoring, suggesting early intervention is key.
Area of Science:
- Pediatric Critical Care Medicine
- Pulmonary Pharmacology
Context:
- Acute Respiratory Distress Syndrome (ARDS) in children presents significant management challenges.
- Inhaled nitric oxide (iNO) is a selective pulmonary vasodilator with potential therapeutic benefits.
- Literature review to consolidate evidence on iNO for pediatric ARDS.
Purpose:
- To review existing literature on the use of inhaled nitric oxide in pediatric patients diagnosed with Acute Respiratory Distress Syndrome.
- To evaluate the efficacy, safety, and optimal administration of iNO in this population.
Summary:
- Inhaled nitric oxide (iNO) demonstrates efficacy in improving gas exchange and ventilation in pediatric ARDS.
- It acts as a selective pulmonary vasodilator, enhancing oxygenation in severe hypoxia.
- Safe administration is confirmed within intensive care settings under strict monitoring protocols.
Impact:
- iNO offers a beneficial therapeutic option for improving outcomes in pediatric ARDS.
- Highlights the importance of early treatment initiation when ARDS is potentially reversible.
- Supports the continued use and further investigation of iNO in pediatric respiratory failure.
Background And Objective:
The objective of this study was to review the literature on inhaled nitric oxide to children with acute respiratory distress syndrome.
Contents:
A review of literature and selection of the most important publications on inhaled nitric oxide, using the MedLine and Cochrane Systematic Review Databases. This review was organized as follows: introduction; metabolism and biological effects; clinical applications; dosage, gas administration and weaning process; warnings and side-effects. Inhaled nitric oxide use was described in acute respiratory distress syndrome.
Conclusions:
Inhaled nitric oxide as the first vasodilator to produce selective pulmonary vasodilation has beneficial effects on gas exchange and ventilation, improving outcome in children with severe hypoxia. It is safe when administered in intensive care units under strict surveillance and monitoring. Further studies should be concentrated on early treatment, when acute respiratory distress syndrome is potentially reversible.
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