A Study in Japanese Healthy Men to Test How Well Different Doses of BI 3031185 Are Tolerated and a Study in Japanese Healthy Women to Test Whether BI 3031185 Influences the Amount of a Contraceptive in the Blood

Inclusion criteria: * Single dose (SD) and multiple doses (MD) part: Healthy male trial participant 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 Oral contraceptives (OC) part: Women of non-childbearing potential (WONCBP) who meet postmenopausal or surgically sterilised according to the assessment of the investigator, as based on a complete medical history including a physical examination, vital signs (BP, PR), 12-lead ECG, and clinical laboratory tests * Postmenopausal, defined as no menses for 1 year without an alternative medical cause. * Surgically sterilised (including hysterectomy, bilateral salpingectomy, and bilateral oophorectomy) * SD and MD part: Age of 18 to 45 years (inclusive) OC part: Age of 18 to 64 years (inclusive) * Body mass index (BMI) of 18.5 to 29.9 kg/m2 (inclusive) * Signed and dated written informed consent in accordance with ICH-GCP and local legislation prior to admission to the trial 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 139 mmHg, diastolic blood pressure outside the range of 40 to 89 mmHg, or pulse rate outside the range of 45 to 99 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 Further exclusion criteria apply.