METHODS NE, histamine, KCl and phenylephedrinum were used to induce the contraction of the rabbit aortic strip.
方法以去甲肾上腺素（NE）、组胺、高钾和苯肾上腺素引起兔主动脉条收缩；
Its effect on suppressing asthma is weak but it can enhance the effect of anti histamine of rabbit if the duration of drug application is longer and amount is larger.
另有袪痰作用(小白鼠酚红法)，止喘作用弱，如用药时间延长，用量增加时，能加强家兔抗组织胺的作用。
Its effect on suppressing asthma is weak but it can enhance the effect of anti histamine of rabbit if the duration of drug application is longer and amount is larger.
另有袪痰作用(小白鼠酚红法)，止喘作用弱，如用药时间延长，用量增加时，能加强家兔抗组织胺的作用。
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