A Study to Test How Different Doses of BI 3814916 Are Tolerated by Healthy People

Inclusion Criteria

• •1. Age of 18 to 65 years (inclusive) at the time of screening
• •2. Body mass index (BMI) of 18.5 to 30.0 kg/m² (inclusive) at screening
• •3. Signed and dated written informed consent in accordance with ICH Harmonized Guideline for Good Clinical Practice (ICH-GCP) and local legislation prior to admission to the trial
• •4. Agree to refrain from strenuous or unusual exercise/activity (for example heavy lifting, weight training, intense aerobics classes, etc.) for at least 72 hours prior to study visits.
• •5. Agree to abstain from alcoholic beverages and/or soft drugs (e.g., marijuana) for at least 48 hours prior to study visits.