The invention discloses a Chinese 
materia medica preparation for treating borborygmus diarrhoea and a preparation method thereof. The Chinese 
materia medica preparation comprises the following components: Chinese pulsatilla root, common yam 
rhizome, stir-fried gordon euryale seed, parslane 
herb, 
costus root, 
nutmeg, largehead atractylodes 
rhizome, poria, voilet, longstamen 
onion bulb, 
areca peel, golden thread and 
tangerine peel. When the patient also obviously suffers from lumbago, cold intolerance, hypogastric pain and diarrhoea when getting up in the 
morning, the Chinese 
materia medica preparation is added with 
cassia bark, south dodder seed, Chinese magnoliavine fruit and 
rehmannia glutinosa. When the patient suffers from obvious bellyache, 
abdominal distension and 
pain reduction after diarrhoea, the Chinese materia medica preparation is added with 
officinal magnolia bark, bitter orange, white paeony root, 
kudzu-
vine root and divaricate 
saposhnikovia root. When the patient suffers from 
poor appetite and apepsia, the Chinese materia medica preparation is added with charred triplet and chicken's 
gizzard-membrane. The Chinese materia medica preparation of the invention has effects of calming the liver and relieving pain, regulating Qi and strengthening the 
spleen, tonifying 
spleen, lungs and 
kidney, tonifying middle-Jiao and Qi and lifting yang and relieving 
diarrhea, mainly treats symptoms of acute and chronic 
enteritis, colonitis, borborygmus diarrhoea caused by liver-yang hyperactivity and weak 
spleen and 
stomach, 
poor appetite and loose stools, limb tiredness and hypodynamia, pain releasing after diarrhoea, repeated attacks and the like, has simple formula and low manufacturing cost and can be popularized and used.