A Study in People With Overweight or Obesity to Test How Well Different Doses of BI 1820237 Are Tolerated When Given Alone or in Combination With Either Semaglutide or BI 456906

Inclusion Criteria: * Male or female subjects with obesity/overweight (otherwise healthy) 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 * Age of 18 to 55 years (inclusive) * Body mass index (BMI) of 27.0 to 40.0 kg/m2 (inclusive). Overweight/obesity should be due to excess adipose tissue, as judged by the Investigator * Body weight greater than or equal to 75 kg * Signed and dated written informed consent in accordance with ICH-GCP and local legislation prior to admission to the trial * Further inclusion criteria apply. Exclusion Criteria: * Any finding in the medical examination (including BP, PR or 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 mmHg, diastolic blood pressure outside the range of 50 to 90 mmHg, or pulse rate outside the range of 50 to 90 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 * Cholecystectomy, bariatric surgery or other surgery of the gastrointestinal tract that could interfere with the pharmacokinetics of the trial medication (except appendectomy or simple hernia repair) * 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 Further exclusion criteria apply