Chenpi, Angelica dahurica and Salvia miltiorrhiza can be used to treat pleurisy. Pleurisy can be categorized as a “branch drink” in Chinese medicine. Mostly due to cold and cold drinks, or due to prolonged coughing and wheezing, prolonged and repeated injuries to the lungs, lung qi can not cloth Jin, yang deficiency does not transport, so that the evil of the drink to stay in the ambush, support the chest and diaphragm, the onset of upward compression of the lungs and. The main manifestation is coughing and leaning, shortness of breath, not lying down, and its shape is like a swelling. Treatment should be warming yang to transform qi, so that the drinking evil can be easily transformed and the water can flow, and the drinking can be dispersed with the water; fluid and blood have the same origin, phlegm and blood stasis are born from each other, and more blood stasis will be trapped in the long term disease, so it is necessary to match with the treatment of activating blood circulation and removing blood stasis. Chen Pi, pungent and warm in nature, enters the lungs and goes to the chest, is good at drying dampness and resolving phlegm (expelling dampness and dissolving phlegm by drying dampness), regulating qi and relaxing the chest, treating damp phlegm and cold phlegm, chest tightness and shortness of breath, etc. This product is pungent, dispersing, bitter and dry. This product is pungent, dispersing, bitter and dry, and its warmth can help heat, so it should be used with caution for those with solid internal heat and red tongue with little fluid. Angelica dahurica, pungent and warm, can dry dampness and promote lung qi. This product is pungent, warm and dry, yin deficiency and blood-heat should not be served. Salvia miltiorrhiza, mainly into the blood (in the four periods of warm disease, Wei Qi and Ying Blood, belongs to the most in-depth stage or disease), can activate blood circulation and eliminate blood stasis, for the treatment of blood stasis evidence of the key drugs. This product should not be used together with Veratrum. Chinese medicine should be used under the standardized guidance of a professional Chinese medicine practitioner, and should not be used on its own to avoid delaying the condition.