The invention relates to a
traditional Chinese medicine composition for treating
irritable bowel syndrome and a preparation method thereof. The composition comprises a white peony root
active component purified by
macroporous resin, a pasty dried
orange peel extract, a pasty licorice extract, an
adhesive and the like, and also can be further added with bighead atractylodes
rhizome, divaricate
saposhnikovia root, fructus amomi and other components. The preparation method comprises the steps of white peony root
powder preparation, ultrasonic extraction,
macroporous resin purification, concentration and
drying, auxiliary component preparation, mixing and
granulation and the like. The purity of active ingredients of the radix paeoniae alba is improved through a purification process, the
treatment effect on the
irritable bowel syndrome is enhanced through the synergistic effect of all the ingredients, and the prepared granules are more stable in
treatment effect on the
irritable bowel syndrome and suitable for various people.