NanoViricides and COVID-19 NanoViricides (NNVC), a development-stage nano-biopharmaceutical company with a proprietary and patented drug development focused on viral diseases, is among the few firms that are actively working on developing products that can treat the coronavirus disease COVID-19 which is caused by SARS-CoV-2 virus, or 2019-nCoV, now known also known as the . . . This content is for paid subscribers. Please click here to …