Effects of Ziltivekimab on Coronary Atherosclerotic Burden in Patients With Acute Myocardial Infarction

Key Inclusion Criteria: * Informed consent obtained before any study-related activities. * Age 18 years or above at the time of providing informed consent. * Acute myocardial infarction, with at least one coronary segment (culprit lesion) treated with PCI. * At least two major native coronary arteries each meeting angiographic criteria for intracoronary imaging immediately following the qualifying PCI procedure. Key Exclusion Criteria: * Known or suspected hypersensitivity to study intervention(s) or related products. * Known allergy to contrast medium, heparin, aspirin, ticagrelor or prasugrel. * Female of childbearing potential. * Left-main disease. * Three-vessel disease. * History of coronary artery bypass surgery. * TIMI flow \<2 of the infarct-related artery after PCI. * Unstable clinical status (hemodynamic or electrical instability. * Significant coronary calcification or tortuosity deemed to preclude IVUS, NIRS and OCT evaluation. * Uncontrolled cardiac arrhythmia. * Severe kidney impairment. * Active liver disease or hepatic dysfunction. * Current use of anti-IL-6 products or anticipated use of such drugs any time during the study. * Use of systemic immunosuppressive drugs or disease modifying anti-rheumatic drugs or anticipated chronic use of such drugs any time during the study. * Known, or suspicion of, active infection or major hematologic, metabolic, or endocrine dysfunction in the judgment of the Investigator * History of recurrent serious infections. * Use of preventive systemic antibiotics, systemic antivirals, or systemic antifungals. * Known (acute or chronic) hepatitis B or hepatitis C * Planned surgery within 12 months from the time of screening. * History of cancer within the past 5 years, except for adequately treated basal cell skin cancer, squamous cell skin cancer, in situ cervical cancer, low risk prostate cancer, or carcinoma in situ/high grade prostatic intraepithelial neoplasia (PIN) at the discretion of the investigator. * Estimated life expectancy less than 2 years * Received a live or attenuated-live vaccine product within 4 weeks of study intervention administration or expected to receive a live or attenuated-live vaccine product during the treatment period. * Major cardiac surgical within the past 60 days or any major surgical procedure planned at the time of randomisation or as treatment for the current AMI (CABG).