vasoconstrictor


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va·so·con·stric·tor

 (vā′zō-kən-strĭk′tər)
n.
Something, such as a nerve or drug, that causes vasoconstriction.

vasoconstrictor

(ˌveɪzəʊkənˈstrɪktə)
n
1. (Pharmacology) a drug, agent, or nerve that causes narrowing (vasoconstriction) of the walls of blood vessels
2. (Physiology) a drug, agent, or nerve that causes narrowing (vasoconstriction) of the walls of blood vessels
adj
3. (Pharmacology) causing vasoconstriction
4. (Physiology) causing vasoconstriction
ˌvasoconˈstrictive adj

vas•o•con•stric•tor

(ˌvæs oʊ kənˈstrɪk tər, ˌveɪ zoʊ-)

n.
any of various agents, as certain nerves or drugs, that narrow blood vessels and thereby maintain or increase blood pressure.
[1875–80]
vas`o•con•stric′tion, n.
vas`o•con•stric′tive, adj.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.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
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, frigidity, frigidness, coldness - the absence of heat; "the coldness made our breath visible"; "come in out of the cold"; "cold is a vasoconstrictor"
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
agent - an active and efficient cause; capable of producing a certain effect; "their research uncovered new disease agents"
nicotine - an alkaloid poison that occurs in tobacco; used in medicine and as an insecticide
Translations

vasoconstrictor

[ˌveɪzəʊkənˈstrɪktəʳ] Nvasoconstrictor m

vasoconstrictor

n (Med) → Mittel ntzur Verengung der Blutgefäße

vasoconstrictor

[ˌveɪzəʊkənˈstrɪktəʳ] nvasocostrittore m

va·so·con·stric·tor

n. un agente que causa constricción en los vasos sanguíneos.
peripheral ______ periférico.

vasoconstrictor

n vasoconstrictor m
References in periodicals archive ?
8 ml, Scandicaine 3% without vasoconstrictor, brand Septodont
Lasmiditan has been designed to deliver efficacy for the acute treatment of migraine headaches in adults without the vasoconstrictor activity associated with previous generations of migraine therapies.
NO and prostacyclin act as vasodilators, whereas endothelin serves as a vasoconstrictor.
org/wiki/Tetrahydrozoline#cite_note-2) active ingredient, tetrahydrozoline , can cause nausea, vomiting, seizures or even a coma, since it is a vasoconstrictor which can result in extremely low or extremely high blood pressure.
RE-021 was formerly known as DARA (a Dual Acting Receptor Antagonist of Angiotensin and Endothelin) and possesses two clinically validated mechanisms of action that selectively block two potent vasoconstrictor and mitogenic agents, angiotensin II and endothelin 1, at their respective receptors.
While brimonidine tartrate gel doesn't tackle the underlying cause of rosacea, the topical vasoconstrictor does improve the appearance of rosacea patients who have persistent erythema.
This should be treated by reversing the vasodilatation with vasoconstrictor drugs and increasing the circulating volume by giving IV fluids.
Following pre-oxygenation via non-rebreather facemask (15 l/minute high flow oxygen), administration of a nasal vasoconstrictor and topical anaesthesia of the nasopharynx, the patient was sedated with ketamine 25 mg and midazolam 2 mg intravenously.
Lidocaine is the anaesthetic part, epinephrine is a vasoconstrictor that slows the absorption of lidocaine into the bloodstream, allowing it to linger around the tooth nerves for longer.
Treatment with EGb 761 (180 mg/kg/day for 3 weeks) was associated with recovery of GSH-Px activity in clipped kidneys, inhibition of ACE activity in both kidneys and a reduction in the elevated NO level of the non-clipped kidneys, decreased responsiveness to the vasoconstrictor NE and improvement of endothelial function as evidenced by restoration of endothelium-dependent vasorelaxation induced by Ach.