The research looked at patients who qualified for the antiviral through age or health conditions. Those who took it shortly after infection were 26 percent less likely to have symptoms 90 days later.
A new paper suggests that the combination of the virus and anesthesia plunges the brain into a prolonged state of quiet like a freshwater turtle in winter.
Federal officials are hoping that the encouraging results will spur more Americans to get an updated booster before a feared surge in coronavirus cases this winter.