THE PRESENT APPLICATION RELATES TO NEW, SUBSTITUTED 2-ACETAMIDO-5-ARYL-1 ,2,4-TRIAZOLONES, TO PROCESSES FOR PREPARING THEM, TO THEIR USE ALONE OR IN COMBINATIONS FOR THE TREATMENT AND/OR PREVENTION OF DISEASES AND ALSO TO THEIR USE FOR THE PRODUCTION OF MEDICAMENTS FOR THE TREATMENT AND/OR PREVENTION OF DISEASES, MORE PARTICULARLY FOR THE TREATMENT AND/OR PREVENTION OF CARDIOVASCULAR DISORDERS.