Felodipine is suitable for elderly patients, both lowering blood pressure and dilating cerebral and cardiac blood vessels. Felodipine belongs to the calcium antagonist, mainly through the dilation of arterial blood vessels to play a role, but also on the cerebral blood vessels and cardiac blood vessels have a dilating effect, lowering blood pressure at the same time can improve the cerebral blood supply and myocardial blood supply. Elderly patients are often combined with coronary heart disease and insufficient cerebral blood supply at the same time, and are prone to angina pectoris, dizziness and other symptoms. Calcium ion antagonists represented by felodipine are more suitable for the elderly patients, especially for the elderly hypertensive patients accompanied by coronary heart disease and cerebrovascular disease. During the administration of felodipine, patients may experience adverse reactions such as flushing and dizziness, and this drug is contraindicated in patients who are allergic to the components of the drug, and elderly patients with hypertension should choose the appropriate drug under the guidance of their physicians.