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Case Study Chapter 17 Substance Use Disorder The nurse is conducting a class on smoking cessation. The nurse reviews the effects of nicotine on all body systems and then addresses the various approaches to smoking cessation. In addition to nonpharmacologic approaches, the nurse also provides information on the drug varenicline (Chantix). Question 1 How does Chantix assist with smoking cessation? Question 2 One of the participants remarks that there have been reports of patients who are taking Chantix exhibiting unusual behavior. How will the nurse respond? Question 3 Another participant says, “I don't want to take a prescription drug. Which OTC drug would you recommend?" How will the nurse respond? Question 4 What would be the best response when a participant says, "I just can't afford Chantix!"