The main effect of ginger is to reduce rebellion and stop vomiting, because ginger has the effect of reducing rebellion and stopping vomiting, warming the middle of the body and dispersing cold, on the one hand, it can inhibit and reduce the toxicity of halcyon, on the other hand, it can also strengthen the effect of halcyon to reduce rebellion. It is often used in diseases of upward rebellion of stomach gas, such as erratic, belching, regurgitation, vomiting and other symptoms. Clinically, acute and chronic gastritis, functional dyspepsia, neurological vomiting and other diseases are often treated with ginger. However, because of its warming nature and ginger’s pungent and warm nature, if the dry mouth is caused by fluid deficiency or heat-related diseases, it should be combined with Yin nourishing drugs to suppress the dryness and heat of ginger and half-hsia, such as maitong, wu wei zi, xuan shen, etc.