Ambroxol for the treatment of COVID-19 among hospitalized patients: A multicenter retrospective cohort study

Ambroxol is a commonly used mucolytic agent principally used to treat respiratory diseases, which may have a role as adjunctive therapy for severe acute respiratory syndrome coronavirus-2 (SARS-CoV-2) infection, but there is lack of evidence about its effectiveness on coronavirus disease-2019 (COVID...

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Main Authors: Yun Lu, Qing-qing Yang, Lin Zhuo, Kun Yang, Hao Kou, Su-yu Gao, Wen Hu, Qiao-li Jiang, Wen-jing Li, Dong-fang Wu, Feng Sun, Hong Cheng, Siyan Zhan
Format: Article
Language:English
Published: Frontiers Media S.A. 2022-10-01
Series:Frontiers in Microbiology
Subjects:
Online Access:https://www.frontiersin.org/articles/10.3389/fmicb.2022.1013038/full
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author Yun Lu
Qing-qing Yang
Lin Zhuo
Kun Yang
Hao Kou
Su-yu Gao
Wen Hu
Qiao-li Jiang
Wen-jing Li
Dong-fang Wu
Feng Sun
Hong Cheng
Siyan Zhan
Siyan Zhan
author_facet Yun Lu
Qing-qing Yang
Lin Zhuo
Kun Yang
Hao Kou
Su-yu Gao
Wen Hu
Qiao-li Jiang
Wen-jing Li
Dong-fang Wu
Feng Sun
Hong Cheng
Siyan Zhan
Siyan Zhan
author_sort Yun Lu
collection DOAJ
description Ambroxol is a commonly used mucolytic agent principally used to treat respiratory diseases, which may have a role as adjunctive therapy for severe acute respiratory syndrome coronavirus-2 (SARS-CoV-2) infection, but there is lack of evidence about its effectiveness on coronavirus disease-2019 (COVID-19) patients. To study the association between ambroxol use and clinical outcomes among hospitalized patients of COVID-19 infection. We conducted a multicenter retrospective cohort study involving 3,111 patients with confirmed SARS-CoV-2 infection from three hospitals in Wuhan from 19 December 2019 to 15 April 2020, and the primary outcome was in-hospital mortality. COVID-19 patients were classified into ambroxol and non-ambroxol groups based on the administration of ambroxol during hospitalization. Two analyses including propensity score matching (PSM) to obtain a 1:1 balanced cohort and logistic regression were used to control for confounding factors. The average age of 3,111 patients was 57.55 ± 14.93 years old, 127 of them died during hospitalization, and 924 of them used ambroxol. Treatment with ambroxol did not have a significant effect on in-hospital mortality of COVID-19 patients when compared with non-ambroxol in PSM model after adjusting for confounders (8.0% vs. 3.5%, adjusted OR, 1.03 [95% CI, 0.54–1.97], p = 0.936). Adverse events such as nausea/vomiting, headache, and rash were comparable between the two groups. Our results suggest that the use of ambroxol is not significantly associated with in-hospital mortality in COVID-19 patients, which provides evidence for evaluating the effects of ambroxol on COVID-19 patient outcomes and may be helpful for physicians considering medication alternatives for COVID-19 patients.
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spelling doaj.art-e3f752083f814baa9e1275a7e03a5a632022-12-22T04:29:28ZengFrontiers Media S.A.Frontiers in Microbiology1664-302X2022-10-011310.3389/fmicb.2022.10130381013038Ambroxol for the treatment of COVID-19 among hospitalized patients: A multicenter retrospective cohort studyYun Lu0Qing-qing Yang1Lin Zhuo2Kun Yang3Hao Kou4Su-yu Gao5Wen Hu6Qiao-li Jiang7Wen-jing Li8Dong-fang Wu9Feng Sun10Hong Cheng11Siyan Zhan12Siyan Zhan13Department of Pharmacy, Zhongnan Hospital of Wuhan University, Wuhan, ChinaDepartment of Epidemiology and Biostatistics, School of Public Health, Peking University, Beijing, ChinaResearch Center of Clinical Epidemiology, Peking University Third Hospital, Beijing, ChinaDepartment of Pharmacy, Zhongnan Hospital of Wuhan University, Wuhan, ChinaDepartment of Pharmacy, Zhongnan Hospital of Wuhan University, Wuhan, ChinaDepartment of Pharmacy, Zhongnan Hospital of Wuhan University, Wuhan, ChinaDepartment of Pharmacy, Zhongnan Hospital of Wuhan University, Wuhan, ChinaDepartment of Pharmacy, Zhongnan Hospital of Wuhan University, Wuhan, ChinaDepartment of Pharmacy, Zhongnan Hospital of Wuhan University, Wuhan, ChinaDepartment of Pharmacy, Zhongnan Hospital of Wuhan University, Wuhan, ChinaDepartment of Epidemiology and Biostatistics, School of Public Health, Peking University, Beijing, ChinaDepartment of Pharmacy, Zhongnan Hospital of Wuhan University, Wuhan, ChinaDepartment of Epidemiology and Biostatistics, School of Public Health, Peking University, Beijing, ChinaResearch Center of Clinical Epidemiology, Peking University Third Hospital, Beijing, ChinaAmbroxol is a commonly used mucolytic agent principally used to treat respiratory diseases, which may have a role as adjunctive therapy for severe acute respiratory syndrome coronavirus-2 (SARS-CoV-2) infection, but there is lack of evidence about its effectiveness on coronavirus disease-2019 (COVID-19) patients. To study the association between ambroxol use and clinical outcomes among hospitalized patients of COVID-19 infection. We conducted a multicenter retrospective cohort study involving 3,111 patients with confirmed SARS-CoV-2 infection from three hospitals in Wuhan from 19 December 2019 to 15 April 2020, and the primary outcome was in-hospital mortality. COVID-19 patients were classified into ambroxol and non-ambroxol groups based on the administration of ambroxol during hospitalization. Two analyses including propensity score matching (PSM) to obtain a 1:1 balanced cohort and logistic regression were used to control for confounding factors. The average age of 3,111 patients was 57.55 ± 14.93 years old, 127 of them died during hospitalization, and 924 of them used ambroxol. Treatment with ambroxol did not have a significant effect on in-hospital mortality of COVID-19 patients when compared with non-ambroxol in PSM model after adjusting for confounders (8.0% vs. 3.5%, adjusted OR, 1.03 [95% CI, 0.54–1.97], p = 0.936). Adverse events such as nausea/vomiting, headache, and rash were comparable between the two groups. Our results suggest that the use of ambroxol is not significantly associated with in-hospital mortality in COVID-19 patients, which provides evidence for evaluating the effects of ambroxol on COVID-19 patient outcomes and may be helpful for physicians considering medication alternatives for COVID-19 patients.https://www.frontiersin.org/articles/10.3389/fmicb.2022.1013038/fullambroxolCOVID-19clinical outcomeseffectivenessSARS-CoV-2
spellingShingle Yun Lu
Qing-qing Yang
Lin Zhuo
Kun Yang
Hao Kou
Su-yu Gao
Wen Hu
Qiao-li Jiang
Wen-jing Li
Dong-fang Wu
Feng Sun
Hong Cheng
Siyan Zhan
Siyan Zhan
Ambroxol for the treatment of COVID-19 among hospitalized patients: A multicenter retrospective cohort study
Frontiers in Microbiology
ambroxol
COVID-19
clinical outcomes
effectiveness
SARS-CoV-2
title Ambroxol for the treatment of COVID-19 among hospitalized patients: A multicenter retrospective cohort study
title_full Ambroxol for the treatment of COVID-19 among hospitalized patients: A multicenter retrospective cohort study
title_fullStr Ambroxol for the treatment of COVID-19 among hospitalized patients: A multicenter retrospective cohort study
title_full_unstemmed Ambroxol for the treatment of COVID-19 among hospitalized patients: A multicenter retrospective cohort study
title_short Ambroxol for the treatment of COVID-19 among hospitalized patients: A multicenter retrospective cohort study
title_sort ambroxol for the treatment of covid 19 among hospitalized patients a multicenter retrospective cohort study
topic ambroxol
COVID-19
clinical outcomes
effectiveness
SARS-CoV-2
url https://www.frontiersin.org/articles/10.3389/fmicb.2022.1013038/full
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