The invention relates to a traditional Chinese medicine preparation for treating chronic cholecystitis. The traditional Chinese medicine preparation is prepared from the active pharmaceutical ingredients by weight: 9g of radix bupleuri,12g of fructus aurantii immaturus, 9g of rhizoma cyperi, 12g of rhizoma corydalis, 12g of pericarpium citri reticulatae viride, 9g of radix gentianae, 9g of cortex phellodendri, 6g of radix sophorae flavescentis, 9g of rhizoma pinelliae, 15g of poria, 12g of rhizoma atractylodis, 12g of fructus gardeniae, 12g of herbs of false chinese swertia, 12g of rhizoma ligustici chuanxiong, 12g of radix curcumae and 9g of semen persicae, wherein in the presence of dry stool, 12g of pericarpium citri reticulatae and 6g of rheum officinale can be added; in the presence of calculus, 12g of endothelium corneum gigeriae galli and 9g of herba lysimachiae can be added; and in the presence of bitter taste and annoyance, 12g of fructus gardeniae and 12g of radix astragali seu hedysari can be added. A preparation method comprises the following steps: taking the following active pharmaceutical ingredients, adding 1500ml of water, soaking for 1 hour, decocting for 30 minutes with slow fire, and filtering out decoction; then adding 1000ml of water again, decocting for 30 minutes with slow fire, filtering out decoction, mixing the two decoctions, dividing into two parts and taking in the morning and evening. The traditional Chinese medicine preparation is prepared from pure traditional Chinese medicines, and is fast to take effect, short in curing course, and less in side effects.