The difference between Zhebeimu and Chuanbeimu is that there are differences in the drug source, flavor and attribution, efficacy, precautions and other aspects. 1. Different sources of drugs: zhebeimu for the lily plant zhebeimu dry bulb; chuanbeimu for the lily plant chuanbeimu, dark purple beimu, gansu beimu, or sosha beimu dry bulb. 2. Different taste and attribution: Zhebeimu taste bitter, cold, to the lung, heart meridian; Chuanbeimu taste bitter, sweet, slightly cold, to the lung, heart meridian. 3. Different efficacy: Zhebeimu has the efficacy of clearing away heat, resolving phlegm, relieving cough, detoxifying and dispersing nodules and eliminating carbuncle (evacuating nodules and eliminating carbuncle toxins). It is used in the treatment of wind-heat, phlegm-heat cough, scrofula (mainly refers to the neck lymph node tuberculosis), mammary carbuncle, sores and swollen toxin, lung carbuncle, etc.; Chuan Bei Mu has the efficacy of clearing away heat and resolving phlegm, moistening the lung and relieving cough, dispersing knots and subduing swelling. It is used in the treatment of cough due to deficiency labor, lung-heat dry cough, scrofula (mainly refers to neck lymph node tuberculosis), mammary carbuncle, lung carbuncle and so on. 4. Precautions are different: zhebeimu adverse reactions are not clear, avoid and chuanwu, grass wool, epiphyllum together. Cold phlegm, wet phlegm and cold spleen and stomach (spleen and stomach weakness and cold) should be taken with caution; Chuanbeimu adverse reactions are not clear, avoid using with Chuanwu, Caowu, appendicitis. Both Zhe Beimu and Chuan Beimu should be used after identification by a professional Chinese medicine practitioner, do not blindly self-medication, so as not to cause adverse reactions or aggravate the condition.