Efficacy of Oxygen Therapy for the Relief of Dyspnea in Palliative Care: A Systematic Review

Bruna Santos, Carla Ribeiro, Teresa Tavares, Faculty of Medicine, University of Porto, Pulmonology Department, Unidade Local de Saúde de Gaia e Espinho, Vila Nova de Gaia, Palliative Care Department, Unidade Local de Saúde São João

American Journal of Hospice and Palliative Medicine®

Published online on June 29, 2026

Abstract

American Journal of Hospice and Palliative Medicine®, Ahead of Print.
IntroductionDyspnea is a prevalent, debilitating, and distressing symptom in palliative care. This systematic review evaluated the efficacy of oxygen therapy and oxygen delivery modalities compared with room air, medical air (FiO2 21%), pharmacological ...