Japan is considering boosting the stockpile of the antiviral drug Avigan to three times the current amount for use in treating 2 million people infected with the new coronavirus, sources with knowledge of the matter said Saturday.The drug, developed by a group firm of Fujifilm Holdings Corp., has been stored in Japan as a treatment for influenza. But it is seen as also effective in treating the COVID-19 pneumonia caused by the virus.Since the drug is feared to cause birth defects, it cannot be used on expectant mothers or women who might get pregnant. Therefore, the homegrown drug has never…READ FULL ARTICLE