Dried ginger slices are brewed with water to drink instead of tea, i.e. just take appropriate amount of dried ginger slices and brew it with boiling water. Dried ginger is the dried rhizome of Zingiber officinale, and dried ginger tablets are its concocted tablets, which are pungent and hot in nature, with the effects of warming the middle and dispersing cold (dispersing cold by warming the spleen and stomach), warming the lungs and transforming the drinks (promoting the operation of stagnant water and liquid by warming the lungs), etc. It can be used in the treatments of epigastric and abdominal cold pain (cold pain in the gastric cavity and abdomen), vomiting and diarrhea, and cold drinks and asthma and cough, etc. The adverse effects of dried ginger tablets are not clear, but it has the effects of yin deficiency and internal heat, blood heat, and so on. The adverse effects of dried ginger tablets are not clear, but the product is pungent, hot and dry, and should also be avoided by those with yin deficiency and internal heat, blood heat. The active ingredient precipitated by dry ginger tablets in water is limited, generally does not achieve the therapeutic effect, and can not replace the specialized drug therapy. If the patient is not feeling well, he should also actively seek medical treatment, it is not recommended to blindly use Chinese herbs to drink water.