Through influence hypothalamus Acacia catechu phenol amine and chlorine can pass quality synthetic Asarum, and then restrain the function of the breath center, obviously restraining the breath center.

• 细辛通过影响下丘脑神经元儿茶酚胺类和胆碱能递质的合成,进而影响呼吸中枢的功能,从而对呼吸中枢产生了明显的抑制作用。