ADVANT Candesartan 8mg X 14 is a prescription medication used to treat high blood pressure (hypertension). It belongs to a class of drugs called angiotensin II receptor blockers (ARBs). This medication works by blocking the action of certain natural substances that tighten the blood vessels, allowing the blood to flow more smoothly and the heart to pump more efficiently. Each tablet of ADVANT Candesartan 8mg X 14 contains 8mg of the active ingredient candesartan. It is taken orally once a day, with or without food. Common side effects of this medication include headache, dizziness, fatigue, and nausea. It is important to take this medication exactly as prescribed by your doctor.