The invention relates to the use of fatty acid amides with phenylalkylamines and of a pharmaceutical composition comprising at least one of these compounds in the prevention and/or treatment of fatty liver or a pathological condition or disease caused by fatty liver, either alcoholic or non-alcoholic, and, in particular, for the prevention and/or treatment of the alcoholic steatohepatitis or non-alcoholic steatohepatitis (NASH).
