A 62-year-old man with congestive heart failure and hypertension on digoxin takes an extra few pills because he is angry about his daughter being pregnant out of wedlock. He is found unconscious and brought to the emergency department for evaluation. If electrocardiogram is performed, which of the following would be most likely?

A 62-year-old man with congestive heart failure and hypertension on digoxin takes an extra few pills because he is angry about his daughter being pregnant out of wedlock. He is found unconscious and brought to the emergency department for evaluation. If electrocardiogram is performed, which of the following would be most likely?

which is false on Simvastatin, an HMG-CoA (3-hydroxy-3-methyl-glutaryl-CoA) reductase inhibitor:

A 70-year-old woman has recurrent, symptomatic ventricular tachycardia following an acute myocardial infarction in spite of DC conversion and lidocaine. The following may be effective:

A patient has received excessive doses of nitroprusside, and toxic manifestations are developing. Which of the following drugs should we administer to help nitroprusside's metabolism proceed to the formation of a less toxic metabolite?