Chinese National Health Commission announced, dated 14 April 2020, three patented Chinese herbal drugs for treatment of COVID-19 which include namely: ‘Lianhuaqingwen capsules and Jinhuaqinggan granules for mild conditions, and Xuebijing (injectable) for severe conditions’ [80]. Luo et al. carried out an excellent review on Chinese herbal medicines that have the strong potential for usage in prevention of COVID-19. They have also reported the highly used herbs for preventing COVID-19 infections [81]. A Korean company by name, Biostandard Inc, reported usage of fermented Isatidis Radix Extract and claim to be effective against corona virus infections and they have protected the same by a Korean patent application [82]. Few other companies/academic institutions that have patent protected herbal extracts effective in preventing COVID-19 are provided in Table 3.