Amlodipin gehört zur Klasse der Calcium-Antagonisten und Valsartan zur Arzneimittelklasse der Angiotensin-II-Antagonisten. ###>Imprida combines two antihypertensive compounds with complementary mechanisms to control blood pressure in patients with essential hypertension: amlodipine belongs to the calcium antagonist class and valsartan to the angiotensin II antagonist class of medicines.