Isordil 5 Sublingual Tablet 10's belongs to the class of blood pressure-lowering medications called ‘nitrate vasodilators’ used in the prevention of angina (heart-related chest pain) or heart failure. Angina pectoris (angina) is the chest pain occurring due to reduced blood flow to the heart (coronary artery disease). It occurs when the blood vessels supplying the heart are blocked or narrowed.

Isordil 5 Sublingual Tablet 10's contains ‘isosorbide dinitrate’ which works by dilating, relaxing and widening the constricted blood vessels, thereby increasing the blood and oxygen supply to the heart. Thus, it effectively helps prevent the risk of future heart attack and stroke in the future, especially in high blood pressure patients. 

Isordil 5 Sublingual Tablet 10's is available in the form of tablets. You should take this medicine as advised by your doctor. The common side-effects of Isordil 5 Sublingual Tablet 10's are headache (during initial days of therapy) and flushing (reddening of the skin, especially the face). These side-effects usually disappear without requiring medical attention. However, consult your doctor immediately if these effects persist or worsen.

Do not take if you are allergic to ‘isosorbide dinitrate’ or any ingredients of it. Do not use in patients with severe heart failure, severe hypotension (low blood pressure), bleeding in the brain, severe dehydration, heart valve problems, progressive heart failure due to chronic lung disease, severe anemia (low levels of iron), and severe hypoxemia (low levels of oxygen in the blood). Inform your doctor if you have an underactive thyroid gland, glaucoma (an eye condition), or head injury. Inform your doctor if you are taking other prescription or non-prescription medicines, especially medicines used to treat erectile dysfunction in men. Isordil 5 Sublingual Tablet 10's contains lactose, so inform your doctor if you have an intolerance to some sugars. Also, inform your doctor if you are pregnant or breastfeeding.

Angina (heart related chest pain)

Isordil 5 Sublingual Tablet 10's contains ‘isosorbide dinitrate’ which is a ‘nitrate’ and a vasodilator. It acts by dilating and relaxing the constricted blood vessels due to increased blood pressure (hypertension). This effect helps in improving the blood and oxygen supply to the heart, thus decreasing the risk of angina or heart-related chest pain. Thus, Isordil 5 Sublingual Tablet 10's prevents the risk of chest pain in heart conditions like coronary artery disease. 

Like all medicines, Isordil 5 Sublingual Tablet 10's can also cause side-effects, although not everybody gets them. The most common side-effect of Isordil 5 Sublingual Tablet 10's is headache, which is mostly seen during the initial days of therapy. It can also cause flushing (redness of the skin, especially the face), low blood pressure, and dizziness. These side-effects are mild and go away without requiring any treatment.