vasodilator

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Related to Peripheral vasodilators: vasodilatation

vasodilator

 [vas″o-di-la´tor]
1. causing dilation of blood vessels.
2. a nerve or agent that has this effect.

va·so·di·la·tor

(vā'sō-dī-lā'tŏr, vas'ō-),
1. An agent that causes dilation of the blood vessels. Synonym(s): vasodilative (2)
2. A nerve, stimulation of which results in dilation of the blood vessels.

vasodilator

/vaso·di·la·tor/ (-di-la´ter)
1. causing dilatation of blood vessels.
2. a nerve or agent that does this.

vasodilator

(vā′zō-dī-lā′tər, -dĭ-, -dī′lā-)
n.
Something, such as a nerve or drug, that causes vasodilation.

vasodilator

[vā′zōdī′lātər]
Etymology: L, vas + dilatare
a nerve or agent that causes dilation of blood vessels by promoting the relaxation of vascular smooth muscle. Chemical vasodilators include hydralazine, nitroglycerin, nitroprusside, nesiritide, and trimethaphan. They have been useful in the treatment of acute heart failure in myocardial infarction, in cases associated with severe mitral regurgitation, and in failure resulting from myocardial disease.

vasodilator

An agent that dilates blood vessels Cardiology A vasoactive agent used in CHF–eg, nitrates, nitroprusside, hydralazine, ACE inhibitors, prazocin, captopril, to ↓ preload and/or afterload

va·so·di·la·tor

(vā'sō-dī'lā-tŏr)
1. An agent that causes dilation of the blood vessels.
Synonym(s): vasodilative (2) .
2. A nerve that stimulates dilation of the blood vessels.

Vasodilator

An agent, such as a nerve or hormone, that widens the blood vessels, which in turn decreases resistance to blood flow and lowers blood pressure.

vasodilator

agent causing dilatation of blood vessels

vasodilator (vāˈ·zō·dīˑ·lā·ter),

n a substance that widens blood vessels by relaxing the smooth muscle in the walls; decreases blood pressure.

va·so·di·la·tor

(vā'sō-dī'lā-tŏr)
1. An agent that causes dilation of blood vessels.
Synonym(s): vasodilative (2) .
2. A nerve, stimulation of which results in dilation of the blood vessels.

vasodilator (vā´zōdī´lātur),

n 1. an agent that causes dilation of the blood vessels.
n 2. a drug that relaxes the smooth muscle walls of the blood vessels and increases their diameter.

vasodilator

1. causing dilatation of blood vessels.
2. a nerve or agent that causes dilatation of blood vessels.

vasodilator agents
include prostaglandin E2, prostacyclin, bradykinin, histamine, serotonin, vasoactive intestinal peptide, substance P, adenosine triphosphate, endothelium-derived relaxing factor.
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