asian child girl spraying medicine,treatment for pain in oral,sore throat with cold,flu,protect against the coronavirus covid-19

against aphthae aphthous asian bacteria bad breathing child clean corona coronavirus covid deodorize disease disinfection fight germ girl halitosis home infection influenza kid lady medical medicine mouth neutralize oral pain people person prevention protect refresh smell sore splashes spraying sterilisation sterilize stomatitis throat tongue tonsillitis tonsillolith treat ulcer ulceration virus woman