Pharmacology Nitroglycerine is used in Angina pectoris. The mechanism of action is primarily a A Arteriolar dilator B Post capillary venodilator C Increase oxygen myocardial demand D Decrease myocardial work load 💡 Explanation Nitroglycerine is used in Angina pectoris. The mechanism of action is primarily a ✓ Correct Answer: B. Post capillary venodilator