COMPOSITIONS FOR PREVENTING AND/OR TREATING VIRAL INFECTIOUS DISEASES, COMPRISING PLANT EXTRACT, AGENT FOR PREVENTING AND/OR TREATING VIRAL INFECTIOUS DISEASE, HAVING THEM AS ACTIVE INGREDIENTS, AND INHIBITOR FOR ADSORPTION ONTO VIRAL CELL

摘要

PROBLEM TO BE SOLVED: To provide antiviral agents which are highly effective against influenza viruses apt to change their antigenicity, rotavirus or the like for which no specific remedy is known, and which produce little side effect.;SOLUTION: There are provided compositions for preventing and/or treating viral infectious diseases caused by RNA viruses, containing a hot-water extract of at least one plant selected from the group consisting of Geranium thunbergii, Magnolia obovata, and Phellodendron amurense, agents for preventing and/or treating infectious disease caused by RNA viruses and antiviral agents, having them as active ingredients, and water treatment agents each containing the extract.;COPYRIGHT: (C)2011,JPO&INPIT