The main effects are drying dampness and resolving phlegm (removing phlegm from the body by drying dampness), lowering the rebelliousness and stopping vomiting (stopping the upward flow of gastric qi, stopping vomiting), etc. It can be used to treat damp phlegm and cold phlegm, chest and epigastric constriction, and phlegm-drinking and vertigo-palpitations (vertigo and palpitations due to phlegm-drinking and evil qi upward), and other conditions. Half-summer is a kind of Chinese medicine with pungent flavor and warm nature, which has the efficacy of drying dampness and resolving phlegm, descending rebelliousness and stopping vomiting, eliminating lumps and dispersing lumps and knots. Half-summer is often used to treat or improve damp phlegm, cold phlegm, dizziness and sleeplessness, coughing and phlegm, chest and epigastric constriction, as well as traumatic bleeding, vomiting and regurgitation, and prune-belly gas (similar to pharyngeal allergy). It should be noted that half-summer is more toxic and generally needs to be concocted before use, and half-summer should not be used with Chuanwu, made Chuanwu, Caowu, made Caowu, and epiphyllum. Half-summer is recommended to be used under the guidance of a professional Chinese medicine practitioner, and should not be used without authorization, so as not to cause poisoning or other uncomfortable reactions.