Bufenglong Dingxiang Compound is a kind of Chinese patent medicine, which has the effect of dispersing cold and resolving phlegm, tonifying the lungs and kidneys, relieving cough and stabilizing wheezing, and can be used for chronic bronchitis with deficiency of the lungs and kidneys and bronchial asthma with deficiency of cold. Toad and Dragon Wheezing Combination is composed of ephedra, toadstool, dilong and other medicines, clinically used for coughing caused by lung and kidney qi deficiency, symptoms of chest fullness, palpitations (rapid heartbeat, often accompanied by panic) coughing, spitting sparse white foamy sputum, spontaneous sweating (involuntary sweating during the day, sweating aggravated by a little movement) and so on; or wheezing evidence caused by lung and kidney deficiencies, symptoms of wheezing (wheezing and shortness of breath) shortness of breath, timid and low voice, and so on. Attention, lung heat and yin deficiency caused by lung dryness cough and asthma patients should not take this drug; avoid smoking and alcohol during the period of taking the drug; shake well when taking. Toad and dragon to determine wheezing combination should be used under the guidance of a traditional Chinese medicine practitioner to identify the evidence, can not be blindly used on their own, so as not to cause adverse consequences.