Nitroglycerine Capsules

Preventing chronic chest pain caused by heart disease. It also may be used for other conditions as determined by your doctor. Nitroglycerin controlled-release capsules are a nitrate. It works by relaxing (widening) blood vessels. Chest pain occurs when the heart needs more oxygen than it can get. Relaxing blood vessels allows blood to flow more easily.

you are allergic to any ingredient in nitroglycerin controlled-release capsules,you have increased pressure in or severe injury to the head,you have severe anemia,you are taking avanafil, riociguat, sildenafil, tadalafil, or vardenafil.
Some medical conditions may interact with nitroglycerin controlled-release capsules. Tell your doctor or pharmacist if you have any medical conditions, especially if any of the following apply to you:if you are pregnant, planning to become pregnant, or are breast-feeding,if you are taking any prescription or nonprescription medicine, herbal preparation, or dietary supplement,if you have allergies to medicines, foods, or other substances,if you drink alcoholic beverages,if you have a history of other heart problems (eg, heart failure, enlarged heart, heart attack), overactive thyroid, stroke or other bleeding in the brain, or recent head injury.
if you have anemia, low blood pressure, dehydration, or low blood volume.Some MEDICINES MAY INTERACT with nitroglycerin controlled-release capsules. Tell your health care provider if you are taking any other medicines, especially any of the following:Avanafil, beta-blockers (eg, propranolol), calcium channel blockers (eg, diltiazem), diuretics (eg, furosemide, hydrochlorothiazide), medicines for high blood pressure, phenothiazines (eg, thioridazine), riociguat, sildenafil, tadalafil, or vardenafil because the risk of low blood pressure and dizziness on standing may be increasedSalicylates (eg, aspirin) because they may increase the risk of nitroglycerin controlled-release capsules's side effects Alteplase because the effectiveness of nitroglycerin controlled-release capsules may be decreased.