Perindoprilat (oral gavage; 1.5 mg/kg; once daily; 7 d) treatment improves cardiac function in mice with acute myocardial infarction and reduces the number of apoptotic myocardial cells. Perindoprilat (oral gavage; 1.5 mg/kg; once daily; 7 d) treatment reduces the expression levels of myocardial Bax and Bcl-2 in infarction zones of mice with acute myocardial infarction. Perindoprilat (oral gavage; 1.5 mg/kg; once daily; 7 d) treatment lowers the expression of myocardial TLR4/NF-κB in infarction zones in mice with acute myocardial infarction.