1 You'll need to avoid strenuous activities, but you may be able to continue normal daily activities, such as going to work. 2  Talk to your doctor about an appropriate level of activity for you. 3  Follow a balanced diet.
Nitroglycerin works by causing your veins to expand or dilate, known as venodilation. It also works on dilating the coronary arteries, contributing to the relief of angina.
âWhen you take nitroglycerin, your heart is able to do much more work without developing angina. It is common to see patients with angina return to full activity, largely because they have mastered the proper use of nitroglycerin. âNo matter how often you use it, it will consistently continue to work.