Vasodilators
Agents that act as blood vessel dilators (vasodilators) and open vessels by relaxing their muscular walls. For example, nitroglycerin is a vasodilator. So are the ACE (angiotensin converting enzyme) inhibitors.

Medical dictionary. 2011.

Look at other dictionaries:

  • vasodilators — n. something which causes the dilation of blood vessels …   English contemporary dictionary

  • Vasodilation — refers to the widening of blood vessels resulting from relaxation of smooth muscle cells within the vessel walls, particularly in the large arteries, arterioles and veins. The process is essentially the opposite of vasoconstriction, or the… …   Wikipedia

  • Nitrovasodilator — nitric oxide nitroglycerine …   Wikipedia

  • vasodilator — 1. An agent that causes dilation of the blood vessel s. SYN: vasodilative (2). 2. A nerve, stimulation of which results in dilation of the blood vessel s. * * * va·so·di·la·tor .vā zō dī .lāt ər n an agent (as a parasympathetic nerve f …   Medical dictionary

  • vasodilator — n. a drug that causes widening of the blood vessels and therefore an increase in blood flow. Vasodilators are used to lower blood pressure in cases of hypertension. Coronary vasodilators, such as glyceryl trinitrate, increase the blood flow… …   The new mediacal dictionary

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