“A Japanese company has started human trials of the first once-a-day pill for Covid-19 patients, joining Pfizer and Merck in the race to find treatments for the disease,” the Wall Street Journal reports.
“Shionogi is months behind Pfizer and Merck, which have started later-stage tests of pills to treat Covid-19. Pfizer has said its twice-daily pill could be ready to hit the market as soon as this year.”