Anti-hypertensive preparation

The invention discloses a compound preparation used for treating hypertension, and particularly relates to an anti-hypertensive preparation. The anti-hypertensive preparation comprises 0.5-5 mg of amlodipine and 5-100 mg of irbesartan. In order to solve the problem that at present, when either amlodipine or irbesartan is clinically used, the drug dose is increased to guarantee the curative effect, and accordingly, side effects are remarkably increased, the invention provides a novel compound preparation in which amlodipine and irbesartan are used together to take a collaborative and complementary curative effect. Therefore, the tolerance of a patient is increased, the compliance is improved, the dosage is reduced to further reduce adverse reaction, and the anti-hypertensive preparation is convenient to take and low in price.