Transiderm-Nitro 5 is a type of medication known as a nitrate, specifically designed for the treatment and management of certain heart conditions, such as angina pectoris (chest pain). This medication works by relaxing and widening blood vessels, which allows blood to flow more easily to the heart, thereby reducing the heart's workload and helping to prevent episodes of chest pain. Transiderm-Nitro 5 is administered through a transdermal patch, which is applied to the skin. The number "5" typically indicates the dosage of nitroglycerin delivered through the skin over a 24-hour period, measured in milligrams. It is important for patients to follow their healthcare provider's instructions on how to use this medication properly to ensure its effectiveness and to minimize potential side effects.