Polygonum officinale boiled water to drink has detoxification, dampness, blood, spleen, the effect of malaria, commonly used in the treatment of summer dampness diarrhea, sores and swollen pain, children’s noma (a kind of children’s chronic disease, manifested as wasting, eating abnormalities, abdominal distension, thinning and yellowing of hair, etc.), malaria and so on. Polygonum officinale, also known as Polygonum officinale and Polygonum acidum, is classified as a dampness-reducing medicine. Spicy Polygonum is the whole grass of Polygonum multiflorum, family Polygonaceae. Hot polygonum is pungent and warm in nature, with detoxification, dampness, blood circulation, spleen, malaria, can be used to treat summer dampness and diarrhea, sores and swelling, children’s chancre, bruises, dysentery, intestinal inflammation, malaria and so on. Polygonum multiflorum is contraindicated in people with a history of allergy to Polygonum multiflorum. The adverse effects of Polygonum multiflorum are not known. The drug should be taken under the guidance of a professional Chinese medicine practitioner, do not take medication without authorization to avoid adverse effects.