Objective: To determine the clinical characteristics of patients with COVID-19 who used inhaled corticosteroids at the Regional Hospital of Loreto, January to May, 2021. Methodology and materials: An observational, retrospective, cross-sectional and analytical study of patients hospitalized for COVID-19 from January to May 2021 was carried out. There were 731 medical records, using exclusion criteria, a total of 257 records were obtained, in which it was found two groups of patients: those who used inhaled corticosteroids (ICS) (n=155) and those who did not use ICS (n=102). Sociodemographic data, comorbidities, symptoms, complications and outcome were extracted; these were evaluated using tables of frequency, standard deviation and mean; Chi-square was used to analyze the association of categorical variables, and Mann-Whitney U was used for quantitative variables. Results: The mean age o...