It is generally not recommended to drink Chenpi licorice Poria sempervirens in water, often do not achieve the therapeutic effect, Chinese herbs need to identify the evidence to be taken, and need to understand the contraindications for the use of each drug, in order to avoid undesirable consequences. Chenpi has the effect of regulating qi and strengthening the spleen (regulating qi and strengthening the spleen), drying dampness and resolving phlegm (removing phlegm in the body with drying dampness medication). Chenpi is warm, bitter and dry, easy to injure fluid and help heat, internal solid heat, yin deficiency and dry cough, tongue red and less fluid is forbidden to take; too much is easy to injure fluid and exhaustion of qi. Licorice has the effect of benefiting qi and tonifying the middle, detoxifying, expelling phlegm and relieving cough, easing pain (relieving urgent pain symptoms) and moderating medicinal properties. The sweet taste of licorice can easily help dampness and congestion of qi, so it is not recommended for people with dampness (too much dampness leading to fullness and discomfort in the spleen and stomach). Poria has the effects of strengthening the spleen, inducing diuresis and seepage of dampness (promoting the flow of water to dispel dampness), and tranquilizing the mind and tranquilizing the spirit. It should not be taken by people with Yin deficiency without dampness-heat, deficiency cold and slippery semen, or Qi deficiency and subsidence. Half-summer has the effects of drying dampness and resolving phlegm (removing phlegm from the body by drying dampness), lowering the rebelliousness and stopping vomiting (stopping the upward flow of stomach qi, stopping vomiting), and subduing lumps and dispersing lumps and knots. Half-summer is warm and dry, and should not be taken by people with yin deficiency and dry cough. It may cause allergy, gastrointestinal discomfort, such as nausea, vomiting and abdominal distension, etc., and should be used in strict accordance with the doctor’s instructions. Be careful not to use with aconite. However, Chinese medicines work mainly through decoction, so drinking water may affect the efficacy and make it difficult to achieve the therapeutic effect because of the limited release of the active ingredients. If you need to use the above medicines, you need to use them under the guidance of traditional Chinese medicine practitioners.