Clinical efficacy of hydroxychloroquine in patients with covid-19 pneumonia who require oxygen: observational comparative study using routine care data.
Matthieu MahevasViet-Thi TranMathilde RoumierAmélie ChabrolRomain PauleConstance GuillaudElena FoisRaphael LepeuleTali-Anne SzwebelFrançois-Xavier LescureFrédéric SchlemmerMarie MatignonMehdi KhellafEtienne CrickxBenjamin TerrierCaroline MorbieuPaul LegendreJulien DangYoland SchoindreJean-Michel PawlotskyMarc MichelElodie PerrodeauNicolas CarlierNicolas RocheVictoire de LastoursClément OurghanlianSolen KerneisPhilippe MénagerLuc MouthonEtienne AudureauPhilippe RavaudBertrand GodeauSébastien GallienNathalie Costedoat-ChalumeauPublished in: BMJ (Clinical research ed.) (2020)
Hydroxychloroquine has received worldwide attention as a potential treatment for covid-19 because of positive results from small studies. However, the results of this study do not support its use in patients admitted to hospital with covid-19 who require oxygen.