Problem: Which of the following is true regarding the use of naltrexone? Drinking alcohol while taking naltrexone: A. May decrease the enjoyment of intoxication and therefore may decrease the amount ingested. B. May cause flourishing, headache, tachycardia, nausea, and vomiting. C. May cause risk of slowed or difficulty breathing resulting in death. D. May decrease plasma levels of acamprosate with concomitant administration.