Covid-19: Pfizer’s paxlovid is 89% effective in patients at risk of serious illness, company reports

@article{Mahase2021Covid19PP,
  title={Covid-19: Pfizer’s paxlovid is 89\% effective in patients at risk of serious illness, company reports},
  author={Elisabeth Mahase},
  journal={BMJ},
  year={2021},
  volume={375}
}
In the study, trial participants were randomised 1:1, with half receiving paxlovid and the other half receiving a placebo orally every 12 hours for five days. Of those who were treated within three days of symptom onset, 0.8% (3/389) of patients who received paxlovid were admitted to hospital up to day 28 after randomisation, with no deaths. In comparison, 7% (27/385) of patients who received placebo were admitted, with seven deaths. The statistical significance of these results was reported as… 
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Covid-19: UK becomes first country to authorise antiviral molnupiravir
TLDR
Recruitment to the trial was stopped on the advice of the independent data monitoring committee because of the positive results, a release said.