A Study in Healthy Men to Test How BI 765080 is Taken up in the Body When Given as an Injection Under the Skin Compared With an Infusion Into the Vein

Inclusion Criteria: * Healthy Caucasian male subjects according to the assessment of the investigator, as based on a complete medical history, a physical examination, vital signs (Blood Pressure (BP), Pulse Rate (PR)), 12- lead Electrocardiogram (ECG), and clinical laboratory tests * Age of 18 to 55 years (inclusive) * Body mass index (BMI) of 18.5 to 29.9 kg/m2 (inclusive) * Signed and dated written informed consent prior to admission to the study, in accordance with Good clinical practice (GCP) and local legislation Exclusion Criteria: * Any finding in the medical examination (including ECG) deviating from normal and assessed as clinically relevant by the investigator * Repeated measurement of systolic blood pressure outside the range of 90 to 140 millimetre of mercury (mmHg), diastolic blood pressure outside the range of 50 to 90 mmHg, or pulse rate outside the range of 45 to 90 beats per minute (bpm) * Any laboratory value outside the reference range that the investigator considers to be of clinical relevance * Any evidence of a concomitant disease assessed as clinically relevant by the investigator * Gastrointestinal, hepatic, renal, respiratory, cardiovascular, metabolic, immunological or hormonal disorders * Diseases of the central nervous system (including but not limited to any kind of seizures or stroke), and other relevant neurological or psychiatric disorders * History of relevant orthostatic hypotension, fainting spells, or blackouts * Chronic or relevant acute infections Further exclusion criteria apply.