Medical composition for treating bile related diseases, and preparation method and application thereof

The invention discloses a medical composition for treating bile related diseases, and a preparation method and application thereof. The medical composition comprises emblic leafflower fruits, medicine terminalia fruits and belleric terminalia fruits, and is prepared into pills or oral liquids through the steps of mixing, decocting in water, compressing and the like. The medical composition shows obvious effect on inhibiting normal biliation in animal experiments, can remarkably inhibit excessive abnormal biliation, alters dynamic parameters in a biliary tract, lowers internal pressure of a gallbladder and a biliary duct, reduces resistance of Oddi sphincter muscle, reduces stimulation of bile on a wound surface of a biliary surgery and harms of bile on gastrointestinal mucosa, achieves the effects of relieving pain and promoting functional restoration, is suitable for the treatment of biliary dyskinesia which includes the biliary dyskinesia after a gallbladder resection and the biliary dyskinesia outside the