本文对止咳平喘膜剂的药效学进行了初步的研究 ,结果表明 ,该膜剂经皮给药能显著延长蛋清所致豚鼠哮喘和枸橼酸所致豚鼠咳嗽的潜伏期 ;减少枸橼酸所致豚鼠的咳嗽次数 ;对小鼠气管酚红排泌量有明显的促进作用 ;加快小鼠碳粒廓清速率 ;无论是抗原攻击前给药 ,还是攻击后给药均可显著抑制 2 .4-二硝基氯苯所致的接触性皮炎 In this paper, the pharmacodynamics of Cough Relief Mask was preliminarily studied. The results showed that transdermal administration of this film can significantly prolong the latent period of guinea pig cough caused by albumen-induced guinea pig asthma and citrate, and reduce citrate Induced guinea pig cough times; on mice tracheal phenol red excretion was significantly promoted; to speed up the carbon clearance rate of mice; whether the antigen before administration, or after administration can be significantly inhibited by 2.4 - Dinitrochlorobenzene-induced contact dermatitis