Background There is no effective therapy for COVID-19. Hydroxychloroquine (HCQ) and
chloroquine (CQ) have been used for its treatment but their safety and efficacy remain uncertain…

Objectives Clinical studies of chloroquine (CQ) and hydroxychloroquine (HCQ) in COVID-19
disease reported conflicting results. We sought to systematically evaluate the effect of CQ …

… , due to not reporting the exact drug, showed results consistent with our analysis. Citation42 …
meta-analysis, Mok et al’s study considered more covariates in the multivariate analysis. …

… Hydroxychloroquine (with or without azithromycin) was … hydroxychloroquine was associated
with any adverse effects (RR = 1.50, 95%CI 1.18–1.81). Hydroxychloroquine or chloroquine …

… Our meta-analysis demonstrated that there is no mortality benefit in treatment with chloroquine
or hydroxychloroquine in either mild, moderate, or severe COVID-19 disease. Clinical …

… Different types of cancer may have some effect on the results of this meta-analysis. Two
inhibitors (chloroquine or hydroxychloroquine) were evaluated in all cancer types. It may be …

Background Chloroquine (CQ) and its derivative hydroxychloroquine (HCQ) have recently
emerged as potential antiviral and immunomodulatory options for the treatment of 2019 …

… Initial studies found both chloroquine (CQ) and its derivative hydroxychloroquine (HCQ)
inhibits SARS-CoV-2 effectively in vitro [[1], [2], [3]]. This led clinicians to believe that both drugs …

… We aim to estimate the effects of hydroxychloroquine and chloroquine on survival in …
meta-analysis of ongoing, completed, or discontinued RCTs on hydroxychloroquine or chloroquine …

… proposed including the aminoquinolines, chloroquine and hydroxychloroquine [2]. …
Hydroxychloroquine has a more potent antiviral effect and may be safer compared to chloroquine …