100%(4)4 out of 4 people found this document helpful
This preview shows page 1 - 2 out of 3 pages.
Suggested Answers to Case Study, Chapter 54, Drugs Acting on the Upper RespiratoryTractA nursing student is reviewing physiologic events that occur with upper respiratory disorders for an upcoming exam. The exam will include questions on drugs that act on the upper respiratory tract. The nursing student is preparing a chart of key points to remember about drugs acting on the upper respiratory tract. (Learning Objectives 2, 3, and 4)a.What are the indications and therapeutic actions associated with antitussives?Antitussive drugs suppress the cough reflex by acting centrally to suppress the medullary cough center of the brain to depress the cough reflexor locally as an anesthetic on the respiratory passages, lung or pleurae, blocking the effectiveness of the stretch receptors that stimulate a cough reflex or to increase secretion and buffer irritation.b.What are the therapeutic actions and most common adverse effects associated with decongestants?Decongestants are drugs that cause local vasoconstriction and, therefore, decrease the