The invention provides a preparation method of a traditional Chinese medicine for treating blood stasis type reflux oesophagitis, and belongs to the technical field of preparation methods of traditional Chinese medicines. Currently, omeprazole is adopted to treat blood stasis type reflux oesophagitis, and contraindicated for use by patients allergic to the medicament, patients with serious renal insufficiency, pregnant women and infants. The preparation method is characterized by comprising the following steps of immersing the following 35 Chinese medicines in water, namely trogopterus dung, pseudo-ginseng, circium japonicum, camellia, common cephalanoplos herb, osbeckia chinensis, folium artemisiae argyi, cactus, hairyvein agrimony, rhizoma bletillae, stove, carbonized hair, rumex japonicus, marmor serpentinatum, radix boehmeriae, madder, salvia plebeian, hollyhock flower, eclipta, clove, fiveleaf akebia fruit, illicium verum, murraya jasminorage, aspongopus, sword bean, elecampane, szechwan Chinaberry fruit, mysorethorn, three-nerved spicebush root, rhizoma nardostachyos, ambergris, radix curcumae, peach kernels, safflower and liquorice; decocting with slow fire; filtering and removing slag to obtain decoction, which is the traditional Chinese medicine for treating blood stasis type reflux oesophagitis. The Chinese medicine lotion has the advantages of small toxic and side effect of prepared Chinese medicine decoction, short course of treatment and high cure rate.