The invention belongs to the technical field of traditional Chinese medicine and particularly relates to contrast media applicable to cold-heat complication type irritable bowel syndrome. The contrast media comprise a liposome and microbubbles wrapped in the liposome, wherein the liposome is prepared from components in parts by weight as follows: 10-25 parts of lecithin and 45-70 parts of a traditional Chinese medicine carrier and is characterized in that the traditional Chinese medicine carrier is prepared from traditional Chinese medicine raw materials in parts by weight as follows: 20-30 parts of dried ginger, 20-30 parts of asarum sieboldii, 10-15 parts of white mustard, 10-15 parts of rhizoma coptidis, 20-30 parts of Primula malacoides, 10-15 parts of Aleuritopteris hopeana (C. Chr.) Ching, 10-15 parts of manyprickle acanthopanax root, 10-15 parts of Gynura crepidioides Benth., 10-15 parts of stir-fried white atractylodes rhizome, 10-15 parts of immature orange fruit, 10-15 parts of calcined ark shells and 5-10 parts of smoked plums. The contrast media have the advantages of inhibition of too fast gastrointestinal peristalsis and nourishment of the gastrointestinal tract.