A Study in People With Normal Kidney Function and People With Reduced Kidney Function to Test How BI 764198 is Processed in the Body

Inclusion criteria: * Despite of moderate and severe renal impairment (Group 1 and Group 2) male or female subjects (at least 25% of each gender) according to the assessment of the investigator, as based on a complete medical history including a physical examination, vital signs (Blood pressure (BP), Pulse rate (PR)), 12-lead Electrocardiogram (ECG), and clinical laboratory tests * Estimated Glomerular filtration rate (eGFR) based on Chronic kidney disease (CKD)-EPI formula for Group 1 between 30 and 59 mL/min/1.73m², for Group 2 between 15 and 29 mL/min/1.73m² and for Group 3 ≥90 mL/min/1.73m² * Age of 18 to 79 years (inclusive) * Body mass index (BMI) of 18.5 to 34 kg/m\^2 (inclusive) * Signed and dated written informed consent prior to admission to the study, in accordance with Good Clinical Practice (GCP) and local legislation * Male subjects, or female subjects who meet any of the following criteria from at least 30 days before the first administration of trial medication until 30 days after trial completion: * Use of adequate contraception, e.g. any of the following methods plus condom: implants, injectables, combined oral or vaginal contraceptives, intrauterine device * Sexually abstinent (defined as refraining from heterosexual intercourse during the entire period of risk) * A vasectomised sexual partner (vasectomy at least 1 year prior to enrolment) * Surgically sterilised (including hysterectomy) \-- Postmenopausal, defined as at least 1 year of spontaneo…