Pharmacology A patient of prinzmetal’s angina is started on isosorbide mononitrate. What is the mechanism of action of nitrates in this condition? A Reduced cardiac contractility B Increased left ventricular end diastolic volume C Decreased diastolic perfusion pressure D Endothelium independent coronary vasodilation 💡 Explanation A patient of prinzmetal's angina is started on isosorbide mononitrate. What is the mechanism of action of nitrates in this condition? ✓ Correct Answer: D. Endothelium independent coronary vasodilation