https://bmcinfectdis.biomedcentral.com/articles/10.1186/s12879-021-05773-w
Conclusions
In this retrospective observational study of SARS-CoV-2 infected non-
hospitalized patients hydroxychloroquine exposure was associated with a
decreased rate of subsequent hospitalization. Additional exploration of
hydroxychloroquine in this mildly symptomatic outpatient population is
warranted.