A 49-year-old male with an extensive cardiac history presents with 2 hours of crushing chest pain and shortness of breath. He is pale and diaphoretic and tells you that he feels like he is going to die. His medications include nitroglycerin, sildenafil (Viagra), and enalapril (Vasotec). His blood pressure is 140/90 mm Hg and his heart rate is 110 beats/min. In addition to administering 100% oxygen, you should:
A. administer one nitroglycerin and call medical control.
B. obtain physician approval to give the nitroglycerin.
C. place him in a supine position and transport at once.
D. ask him if he took his Viagra within the past 24 hours.
Answer: D