Rodrigues: Hydroxychloroquine plus azithromycin early treatment of mild COVID-19 in outpatient setting: a randomized, double-blinded, placebo-controlled clinical trial evaluating viral clearance

Hydroxychloroquine plus azithromycin early treatment of mild COVID-19 in outpatient setting: a randomized, double-blinded, placebo-controlled clinical trial evaluating viral clearance

Rodrigues et al., International Journal of Antimicrobial Agents, doi:10.1016/j.ijantimicag.2021.106428

25 Aug 2021 Source PDF Share Tweet

RCT 84 low risk patients, 42 treated with HCQ/AZ, showing no significant differences. There was only one hospitalization which was in the treatment arm.

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risk of hospitalization, 200.0% higher, RR 3.00, p = 1.00, treatment 1 of 42 (2.4%), control 0 of 42 (0.0%), continuity correction due to zero event (with reciprocal of the contrasting arm).

risk of no viral clearance, 14.4% lower, RR 0.86, p = 0.15, treatment 29 of 36 (80.6%), control 32 of 34 (94.1%), NNT 7.4, PP, day 3.

risk of no viral clearance, 13.1% lower, RR 0.87, p = 0.45, treatment 23 of 36 (63.9%), control 25 of 34 (73.5%), NNT 10, PP, day 6.

risk of no viral clearance, 23.3% lower, RR 0.77, p = 0.47, treatment 13 of 36 (36.1%), control 16 of 34 (47.1%), NNT 9.1, PP, day 9.

risk of no viral clearance, 3.1% lower, RR 0.97, p = 1.00, treatment 31 of 42 (73.8%), control 32 of 42 (76.2%), NNT 42, ITT, day 3.

risk of no viral clearance, no change, RR 1.00, p = 1.00, treatment 25 of 42 (59.5%), control 25 of 42 (59.5%), ITT, day 6.

risk of no viral clearance, 6.2% lower, RR 0.94, p = 1.00, treatment 15 of 42 (35.7%), control 16 of 42 (38.1%), NNT 42, ITT, day 9.

time to viral-, 8.8% lower, relative time 0.91, p = 0.26, treatment 36, control 34, PP.

time to viral-, 1.4% lower, relative time 0.99, p = 0.85, treatment 42, control 42, ITT.

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Rodrigues et al., 25 Aug 2021, Double Blind Randomized Controlled Trial, Brazil, peer-reviewed, 8 authors, average treatment delay 3.8 days, dosage 400mg bid days 1-7, this trial uses multiple treatments in the treatment arm (combined with AZ) - results of individual treatments may vary.

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