The present application relates to new, substituted 2-acetamido-5-aryl-1,2,4-triazolones, toprocesses for preparing them, to their use alone or in combinations for thetreatment and/orprevention of diseases and also to their use for the production of medicamentsfor the treatmentand/or prevention of diseases, more particularly for the treatment and/orprevention ofcardiovascular disorders.