NITROSTAT is a stabilized sublingual compressed nitroglycerin tablet The principal pharmacological action of nitroglycerin is relaxation of vascular smooth muscle Although venous effects predominate, nitroglycerin produces, in a dose-related manner, dilation of both arterial and venous beds Therapeutic doses of nitroglycerin may reduce systolic, diastolic, and mean arterial blood pressure Nitroglycerin is indicated for the acute relief of an attack or acute prophylaxis of angina pectoris due to coronary artery disease NITROSTAT is a sublingual tablet and should not be chewed, crushed, or swallowed