28 第二十八章 作用于呼吸系统的药物 ppt课件
objective
• 掌握 平喘药的概念、分类，沙丁胺醇、 氨茶碱、色甘酸钠的药理作用、临床应 用、不良反应。
• 熟悉 呼吸系统药物分类，异丙托溴铵、 糖皮质激素的作用特点，平喘药的临床 应用。可待因、右美沙芬、喷托维林等 药理作用特点。
• 了解 镇咳药和祛痰药的概念；苯佐那酯 、溴己新的药理作用及临床应用。
cells, • contraction of airway smooth
muscle, • mucosal thickening from edema and
cellular infiltration,
2021/2/20
§2 usual drugs-----Antiasthmatics
• ↑ responsiveness of the trachea and bronchi to various stimuli.
• Asthmatic stimuli include: inhaled allergens(吸入性过敏原); drugs; non-specific stimuli such as cold
air, exercise, stress, and pollution….
2021/2/20
§2 usual drugs-----Antiasthmatics
2021/2/20
§2 usual drugs----- antitussives
• 可待因 Codeine (+) opioid receptor ( ≈ morphine) → analgesic actions, antitussive actions. used for irritative dry coughing.
