The present invention relates to the use of hyaluronidase for the prevention and/or treatment of arterial hypertension or cardiac insufficiency. In addition, the present invention provides a composition and a combined preparation each comprising hyaluronidase and at least one further antihypertensive, and a method of prevention and/or treating arterial hypertension or cardiac insufficiency in a patient in need thereof, wherein the patient is administered a therapeutically effective amount of hyaluronidase.