We found 3 definitions of vasoconstrictors from 2 different sources.
NounPlural: vasoconstrictors |
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vasoconstrictor - any agent that causes a narrowing of an opening of a blood vessel: cold or stress or nicotine or epinephrine or norepinephrine or angiotensin or vasopressin or certain drugs; maintains or increases blood pressure | ||
vasoconstrictive, pressor | ||
agent an active and efficient cause; capable of producing a certain effect; "their research uncovered new disease agents" | ||
adrenergic, adrenergic drug drug that has the effects of epinephrine | ||
angiotensin, angiotonin, hypertensin any of several vasoconstrictor substances (trade name Hypertensin) that cause narrowing of blood vessels | ||
lypressin an antidiuretic and vasoconstrictor used to treat diabetes insipidus | ||
naphazoline, privine, sudafed vasoconstrictor (trade names Privine and Sudafed) used in nasal sprays to treat symptoms of nasal congestion and in eyedrops to treat eye irritation | ||
vasopressor any agent that produces vasoconstriction and a rise in blood pressure (usually understood as increased arterial pressure) | ||
low temperature, cold, coldness, frigidity, frigidness the sensation produced by low temperatures; "he shivered from the cold"; "the cold helped clear his head" | ||
noradrenaline, norepinephrine a catecholamine precursor of epinephrine that is secreted by the adrenal medulla and also released at synapses | ||
adrenalin, adrenaline, epinephrin, epinephrine a catecholamine secreted by the adrenal medulla in response to stress (trade name Adrenalin); stimulates autonomic nerve action | ||
adh, antidiuretic hormone, pitressin, vasopressin hormone secreted by the posterior pituitary gland (trade name Pitressin) and also by nerve endings in the hypothalamus; affects blood pressure by stimulating capillary muscles and reduces urine flow by affecting reabsorption of water by kidney tubules |