The creator of Dayuan drink is

The founder of Dayuanyin was Wu in Ming Dynasty. Dayuanyin, formerly known as Dayuansan, is recorded in Epidemic Theory. It consists of seven medicines: Areca catechu (except lingnan miasma), Magnolia Officinalis (Magnolia Officinalis), Amomum tsaoko (main medicine, eliminating pathogenic factors), Anemarrhena asphodeloides (main medicine, treating damp-heat arthralgia), Scutellaria baicalensis, Glycyrrhiza uralensis and Paeonia lactiflora. Can be used for treating plague or malaria, influenza and viral encephalitis.

Dayuanyin

Plague is a monograph on acute infectious diseases in China medical literature, which focuses on exorcism. Physicians in past dynasties attached great importance to rhubarb, which can attack poison, enhance intestinal peristalsis and promote the excretion of toxins.

Plague theory