Herbal compositions and methods for treating and preventing SARS-CoV-2 virus infection

A herbal composition for treating or preventing severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2), which is consisting of:

• 15-25 parts by weight of extract of Astragalus membranaceus;
• 15-25 parts by weight of extract of Atractylodes macrocephala;
• 15-25 parts by weight of extract of Saposhnikovia divaricata;
• 9-15 parts by weight of extract of Atractylodes lancea;
• 15-25 parts by weight of extract of Pogostemon cablin;
• 15-25 parts by weight of extract of Glehnia littoralis;
• 15-25 parts by weight of extract of Lonicera japonica;
• 9-15 parts by weight of extract of Cyrtomium fortunei;
• and
• 30-60 parts by weight of extract of Platycodon grandiflorum,
• wherein the herbal composition is in a form of a gel, an ointment, a cream, a film coating agent, a lotion, an aerosol, a plaster, a tablet, a pill, a capsule, or a dropping pill.