OBJECTIVE: To study the effect of PCHE on the changes of respiration, circulation and EEG induced by DDVP.

• 目的：研究盐酸戊乙奎醚（penequininehydrochloride，PCHE）对敌敌畏（DDVP）诱发的呼吸循环抑制和脑电图（EEG）变化的影响。