NPPB and congestive heart failure: This study showed that the serum levels of cTnI and NT-proBNP are lower in patients with 4 weeks of treatment than those in the control group, which showed that the use of Qili Qiangxin capsule with sacubitril-valsartan reduced the serum levels of cTnI and NT-proBNP in patients with chronic heart failure.