After a prior misfire in demonstrating its protease inhibitor ensitrelvir’s potential as a COVID-19 treatment for U.S. | After a prior misfire in demonstrating its protease inhibitor ensitrelvir’s potential as a COVID-19 treatment for U.S. patients, Shionogi has secured an FDA green light for the medicine in the prevention setting.

The FDA on Monday approved the first medication for COVID-19 prevention that people can take after they have been exposed to someone with the disease, according to the drug’s…

Ensitrelvir cut household contacts' risk of developing COVID by more than half