Meta-analysis evaluating clinical efficacy of YQFM combined with conventional western medicine in the treatment of heart failure has revealed that the intervention of YQFM increased EF, CO and 6 MWD, shortened LVEDD and LVESD, and reduced the serum levels of NT-proBNP and BNP, suggesting that on the basis of conventional western medicine treatment, YQFM further improved cardiac function and the quality of life (Wang XL. The gene discussed is NPPB; the disease is heart failure.