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The Efficacy of Hydroxychloroquine and Azithromycin Combination Therapy on Hospital Mortality in COVID 19 Pneumonia Patients

Saliha Selin Özuygur Ermiş, B. Ergan, Özen Kaçmaz Başoğlu, S. Ercan, Pervin Korkmaz Ekren, Ziya Kuruüzüm, M. H. Özhan, A. A. Sayıner et al.

Turkish Journal of Medical Sciences, 2021

496 participants · 1 citation

Abstract

BACKGROUND/AIM

Effective therapeutic approaches for SARS-CoV-2 pandemic are urgently needed. Hydroxychloroquine (HCQ) alone or in combination with azithromycin has been used in several countries, without any clear evidence. This study aimed to determine the effectiveness and safety of hydroxychloroquine as compared to hydroxychloroquine and azithromycin combination in patients with COVID-19 pneumonia.

MATERIALS AND METHODS

This retrospective study evaluated all patients admitted to two university hospitals between 18 March and 20 May 2020 with the diagnosis of COVID-19 pneumonia. Out of 496 patients, 370 met the eligibility criteria and were included in the final analysis. The primary outcome was in-hospital mortality. Secondary outcomes were time to recovery, presence of severe acute respiratory infection (SARI), the requirement for oxygen therapy, and/or mechanical ventilation, length of hospital stay, and adverse events.

RESULTS

A total of 222 patients received hydroxychloroquine and 148 were treated with HCQ and azithromycin combination. The in-hospital mortality rates were similar in the two groups (10.8% vs. 6.8%, respectively, p=0.186). Additionally, the needs for oxygen therapy, invasive mechanic ventilation (IMV) and intensive care unit (ICU) admission were not different. The rate of the requirement of non-invasive mechanic ventilation (NIV) was higher in patients receiving HCQ plus azithromycin (10.1% vs. 4.5%, p=0.035). Time to recovery was 3.5 days in HCQ and 5.0…

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