The AHA Scientific Sessions featured a range of presentations on the PCSK9 inhibitors including final study data from ORION-9 and ORION-10 showing the effectiveness of twice-yearly inclisiran in patients with heterozygous familial hypercholesterolaemia and atherosclerotic cardiovascular disease. New analyses from FOURIER highlighted the impact of evolocumab on every day cognition and in patients who had experienced a recent myocardial infarction. Abstracts presented during the congress also included new patient-centred outcomes data from ODYSSEY OUTCOMES in patients with acute coronary syndrome and in older patients. In addition, there was a presentation on an open label phase 2B trial on LIB003.