Pfizer’s Paxlovid study fails to answer key questions over benefit for broader populations

Pfizer said Tuesday that a much-watched study of its antiviral Paxlovid in patients who have Covid but don’t have risk factors for severe disease failed to show a benefit in speeding alleviation of Covid symptoms, but did seem to prevent doctor’s visits and hospitalizations.

Additionally, because of the small number of hospitalizations overall in the study, it failed to produce a statistically significant finding on whether patients who had previously been vaccinated against Covid were hospitalized less often if they received Paxlovid.

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