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Sympathomimetic Bronchodilators: Informative Essay

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Denisse Grahovac Pharmacology WAC #1 Adrenergic (Sympathomimetic) Bronchodilators The indication for use of an adrenergic bronchodilator is relaxation of airway smooth muscle in the presence of reversible airflow obstruction associated with asthma, bronchitis, emphysema, and other obstructive airway diseases. This bronchodilator stimulates b2 receptors on the airway smooth muscle. Here are three classes of adrenergic bronchodilators. The three types are ultra-short acting, short acting, and long acting. Ultra short acting lasts between 1-3 hours, short acting lasts between 2-6 hours, and long acting lasts about 12 hours. An example of an ultra short acting adrenergic bronchodilator agent is epinephrine. An example of a short acting adrenergic
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