One of those ways is with a medication called nitroglycerin (Nitrostat). It’s a sublingual tablet that’s prescribed to prevent and relieve chest pain caused by angina due to coronary artery disease. This is when the heart isn’t getting enough oxygen. Nitroglycerin is used to prevent angina (chest pain) caused by coronary artery disease. This medicine is also used to relieve an angina attack that is already occurring. Nitroglycerin belongs to the group of medicines called nitrates. Nitroglycerin, as well as the onset and duration of action of each form, is different. The sublingual or tablet spray of nitroglycerin has a two-minute onset and a twenty-five-minute duration of action. Find patient medical information for Nitroglycerin on WebMD including its uses, side effects and safety, interactions, pictures, warnings, and user ratings Nitroglycerin is used for the treatment of angina, acute myocardial infarction, severe hypertension, and acute coronary artery spasms. [1][14] It may be administered intravenously, as a sublingual spray/tablet, or as a patch applied to the skin. Detailed Nitroglycerin dosage information for adults. Includes dosages for Hypertension, Myocardial Infarction, Angina Pectoris and more; plus renal, liver and dialysis adjustments. What is nitroglycerin? Nitroglycerin is used in adults to treat or prevent attacks of chest pain (angina). Nitroglycerin may also be used for purposes not listed in this medication guide. Nitroglycerin prevents and treats chest pain by relaxing your blood vessels. You should take this medication at the first sign of chest pain or tightness. Nitroglycerin - cas 55-63-0, synthesis, structure, density, melting point, boiling point What is nitroglycerin, and how does it work? Nitroglycerin is a medication that treats angina and anal fissures. It works by promoting blood flow. The body breaks nitroglycerin down into nitric.