Conclusion : BNZ definitely exerts therapeutic effects on CHF through inhibiting the activation of sympathetic system , renin angiotensin system and endothelial system .
结论：肯定了BNZ对心衰的疗效，并对心衰时交感系统、肾素血管紧张素系统和内皮系统激活起抑制作用。
bnz