Response to Intravenous N-Acetylcysteine Supplementation in Critically Ill Patients with COVID-19

Administering N-acetylcysteine (NAC) could counteract the effect of free radicals, improving the clinical evolution of patients admitted to the Intensive Care Unit (ICU). This study aimed to investigate the clinical and biochemical effects of administering NAC to critically ill patients with COVID-1...

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Main Authors: Yenifer Gamarra-Morales, Lourdes Herrera-Quintana, Jorge Molina-López, Héctor Vázquez-Lorente, Juan Francisco Machado-Casas, José Castaño-Pérez, José Miguel Pérez-Villares, Elena Planells
Format: Article
Language:English
Published: MDPI AG 2023-05-01
Series:Nutrients
Subjects:
Online Access:https://www.mdpi.com/2072-6643/15/9/2235
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author Yenifer Gamarra-Morales
Lourdes Herrera-Quintana
Jorge Molina-López
Héctor Vázquez-Lorente
Juan Francisco Machado-Casas
José Castaño-Pérez
José Miguel Pérez-Villares
Elena Planells
author_facet Yenifer Gamarra-Morales
Lourdes Herrera-Quintana
Jorge Molina-López
Héctor Vázquez-Lorente
Juan Francisco Machado-Casas
José Castaño-Pérez
José Miguel Pérez-Villares
Elena Planells
author_sort Yenifer Gamarra-Morales
collection DOAJ
description Administering N-acetylcysteine (NAC) could counteract the effect of free radicals, improving the clinical evolution of patients admitted to the Intensive Care Unit (ICU). This study aimed to investigate the clinical and biochemical effects of administering NAC to critically ill patients with COVID-19. A randomized controlled clinical trial was conducted on ICU patients (<i>n =</i> 140) with COVID-19 and divided into two groups: patients treated with NAC (NAC-treated group) and patients without NAC treatment (control group). NAC was administered as a continuous infusion with a loading dose and a maintenance dose during the study period (from admission until the third day of ICU stay). NAC-treated patients showed higher PaO<sub>2</sub>/FiO<sub>2</sub> (<i>p ≤</i> 0.014) after 3 days in ICU than their control group counterparts. Moreover, C-reactive protein (<i>p ≤</i> 0.001), D-dimer (<i>p ≤</i> 0.042), and lactate dehydrogenase (<i>p ≤</i> 0.001) levels decreased on the third day in NAC-treated patients. Glutathione concentrations decreased in both NAC-treated (<i>p ≤</i> 0.004) and control (<i>p ≤</i> 0.047) groups after 3 days in ICU; whereas glutathione peroxidase did not change during the ICU stay. The administration of NAC manages to improve the clinical and analytical response of seriously ill patients with COVID-19 compared to the control group. NAC is able to stop the decrease in glutathione concentrations.
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spelling doaj.art-3af7441b8a384aeda1f106a54497e5b22023-11-17T23:30:58ZengMDPI AGNutrients2072-66432023-05-01159223510.3390/nu15092235Response to Intravenous N-Acetylcysteine Supplementation in Critically Ill Patients with COVID-19Yenifer Gamarra-Morales0Lourdes Herrera-Quintana1Jorge Molina-López2Héctor Vázquez-Lorente3Juan Francisco Machado-Casas4José Castaño-Pérez5José Miguel Pérez-Villares6Elena Planells7Clinical Analysis Unit, Valle de los Pedroches Hospital, Pozoblanco, 14400 Córdoba, SpainDepartment of Physiology, School of Pharmacy, Institute of Nutrition and Food Technology “José Mataix”, University of Granada, 18071 Granada, SpainFaculty of Education, Psychology and Sports Sciences, University of Huelva, 21007 Huelva, SpainDepartment of Physiology, School of Pharmacy, Institute of Nutrition and Food Technology “José Mataix”, University of Granada, 18071 Granada, SpainIntensive Care Unit, Virgen de las Nieves Hospital, Fuerzas Armadas Avenue, 18014 Granada, SpainIntensive Care Unit, Virgen de las Nieves Hospital, Fuerzas Armadas Avenue, 18014 Granada, SpainIntensive Care Unit, Virgen de las Nieves Hospital, Fuerzas Armadas Avenue, 18014 Granada, SpainDepartment of Physiology, School of Pharmacy, Institute of Nutrition and Food Technology “José Mataix”, University of Granada, 18071 Granada, SpainAdministering N-acetylcysteine (NAC) could counteract the effect of free radicals, improving the clinical evolution of patients admitted to the Intensive Care Unit (ICU). This study aimed to investigate the clinical and biochemical effects of administering NAC to critically ill patients with COVID-19. A randomized controlled clinical trial was conducted on ICU patients (<i>n =</i> 140) with COVID-19 and divided into two groups: patients treated with NAC (NAC-treated group) and patients without NAC treatment (control group). NAC was administered as a continuous infusion with a loading dose and a maintenance dose during the study period (from admission until the third day of ICU stay). NAC-treated patients showed higher PaO<sub>2</sub>/FiO<sub>2</sub> (<i>p ≤</i> 0.014) after 3 days in ICU than their control group counterparts. Moreover, C-reactive protein (<i>p ≤</i> 0.001), D-dimer (<i>p ≤</i> 0.042), and lactate dehydrogenase (<i>p ≤</i> 0.001) levels decreased on the third day in NAC-treated patients. Glutathione concentrations decreased in both NAC-treated (<i>p ≤</i> 0.004) and control (<i>p ≤</i> 0.047) groups after 3 days in ICU; whereas glutathione peroxidase did not change during the ICU stay. The administration of NAC manages to improve the clinical and analytical response of seriously ill patients with COVID-19 compared to the control group. NAC is able to stop the decrease in glutathione concentrations.https://www.mdpi.com/2072-6643/15/9/2235COVID-19N-acetylcysteinemortalityantioxidantpneumoniabiomarker
spellingShingle Yenifer Gamarra-Morales
Lourdes Herrera-Quintana
Jorge Molina-López
Héctor Vázquez-Lorente
Juan Francisco Machado-Casas
José Castaño-Pérez
José Miguel Pérez-Villares
Elena Planells
Response to Intravenous N-Acetylcysteine Supplementation in Critically Ill Patients with COVID-19
Nutrients
COVID-19
N-acetylcysteine
mortality
antioxidant
pneumonia
biomarker
title Response to Intravenous N-Acetylcysteine Supplementation in Critically Ill Patients with COVID-19
title_full Response to Intravenous N-Acetylcysteine Supplementation in Critically Ill Patients with COVID-19
title_fullStr Response to Intravenous N-Acetylcysteine Supplementation in Critically Ill Patients with COVID-19
title_full_unstemmed Response to Intravenous N-Acetylcysteine Supplementation in Critically Ill Patients with COVID-19
title_short Response to Intravenous N-Acetylcysteine Supplementation in Critically Ill Patients with COVID-19
title_sort response to intravenous n acetylcysteine supplementation in critically ill patients with covid 19
topic COVID-19
N-acetylcysteine
mortality
antioxidant
pneumonia
biomarker
url https://www.mdpi.com/2072-6643/15/9/2235
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