COVID vaccinesModerna's contaminated jab only shipped to Japan: Spanish makerDetection of 'particulate matter' in vials led Japan to suspend 1.6m doses Moderna and Takeda Pharmaceutical, which distributes its vaccine in Japan, said they had not received any reports of safety issues due to contaminants. © Reuters PARIS (Kyodo) -- A lot of Moderna's COVID-19 vaccine doses in which contaminants were