Food and Ethnicity Effects on Pharmacokinetics and Safety of JPI-547 in Healthy Male Participants

Inclusion Criteria: * Healthy Korean, Caucasian, or Chinese male participants aged 19 to 50 years at screening * Body weight between 50.0 and 90.0 kg and BMI between 18.5 and 29.9 kg/m² * Able to understand the study and provide written informed consent * Considered suitable for study participation by the investigator based on medical history, physical examination, and clinical laboratory tests Exclusion Criteria: * Clinically significant medical or surgical history * Gastrointestinal disease or surgery affecting drug absorption * Hypersensitivity to PARP inhibitors or other significant drug allergy * Drug abuse history or positive drug screening * Clinically significant abnormal vital signs or laboratory results * Positive viral or serologic screening tests * Recent use of prohibited medications * Recent participation in another clinical trial * Recent blood donation or transfusion * Inability to abstain from smoking, alcohol, caffeine, or grapefruit * Failure to comply with contraception or sperm donation requirements * Any condition making the participant unsuitable in the investigator's judgment