The invention relates to medicine, hepatology and pharmacology and can be used for producing and using a pharmaceutical composition based on a hepatoprotector and a prebiotic for treating and preventing liver diseases which are caused by lipid-cholesterol exchange and selected from the following group: cholelitiasis mainly with cholesterol stones, alcoholic and non-alcoholic steatohepatitis, biliary cirrhosis, cholesterol imbibition gallbladder and drug-induced and toxic liver damage. The pharmaceutical composition is administered by mouth and contains a hepatoprotector and a prebiotic taken, as an active agent, in therapeutically effective doses. The invention contributes to the liver's functional recovery in a short time and prevents disease recidivation owing to the recovery of cholesterol exchange and intestinal biocenosis as a result of the synergistic interaction of a hepatoprotector and a prebiotic, thereby also preventing hepatoprotector side effects.