0
0.5
1
1.5
2+
Time to viral clearance
3%
Improvement
Relative Risk
HCQ for COVID-19 An et al. LATE TREATMENT
Is late treatment with HCQ beneficial for COVID-19?
Retrospective 226 patients in South Korea
No significant difference in viral clearance
c19hcq.org
An et al., medRxiv, July 2020
Favors HCQ
Favors control