TOKYO -- Potential coronavirus treatment Avigan is now expected to take until July at the earliest to complete a clinical trial, further delaying government approval in Japan, Nikkei has learned.
Exclusive: Participants have reached only 70% of target level

Clinical trials of Avigan began in March with the goal of testing 96 patients to examine its efficacy and safety. (Photo by Koji Uema)
TOKYO -- Potential coronavirus treatment Avigan is now expected to take until July at the earliest to complete a clinical trial, further delaying government approval in Japan, Nikkei has learned.