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alcohol is a vasodilator at lower doses but at higher doses it acts as a vasocontrictor. (1)
caffeine is a vasoconstrictor. hence the help you receive from drinking coffee with aspirin after getting a headache related to drinking alcohol.
(1) - http://www.scientificamerican.com/article.cfm?id=what-are-the-effects-of-a
As a general guideline, most stimulants will act as vasoconstrictors and most depressants will act as vasodilators. There are obvious exceptions to this rule (such as NO2)
Caffeine has vasoconstriction properties.
http://en.wikipedia.org/wiki/Caffeine
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Is alcohol a vasoconstrictor?
Alcohol is a vasodilator, meaning it causes the blood vessels to relax and widen, leading to increased blood flow. This can contribute to flushing of the skin and a feeling of warmth.
Is nitroglycerin a vasodilator or vasoconstrictor?
Smoking constricts the bloodvessels causing poor circulation and a higher workload on the heart to get blood to all the organs and extremities of the body. It increases chances for heart disease, heart attack, stroke, and all cancers.
Is epinephrine a vasodilator or vasoconstrictor?
Epinephrine is mainly a vasoconstrictor. It acts on alpha-adrenergic receptors in blood vessels, causing constriction and increasing blood pressure. However, it can also dilate blood vessels in certain tissues, like skeletal muscle, through its actions on beta-adrenergic receptors.
Is heat a vasodilator?
Yes, heat is a vasodilator because it causes blood vessels to widen, allowing for increased blood flow and circulation. This can help in promoting healing and reducing muscle tension by providing more nutrients and oxygen to the affected area.
Short term effects on blood vessels for drinking alcohol?
Alcohol acts as a vasodilator, increasing the diameter of blood vessels.
Does vasoconstrictor expand the blood vessels?
The answer to this true or false question is false. I got this answer from the last part... constrictor. constricting means to get smaller. There for the answer is false.
Does diphenhydramine raise your blood sugar?
Benadryl contains one of several antihistamines. The antihistamine is an inhibitor of histamine. The histamine is a vasodilator produced by the body to dilate the blood vessels in the body. The antihistamine has the properties of acting as a vasoconstrictor by inhibiting the vasodilator effects of histamine. Therefore, the antihistamine constricts a little bit the blood vessels which means that it could increase the blood pressure of the individual.
Is atropine a vasodilator?
No
Is fluticasone a vasoconstrictor?
Indeed.
Is lidocaine a vasodilator?
yes
Is tegretol a vasodilator?
yes
What one have vasodilator effect 1-nicotine 2-cholestramine 3-urikinase 4-vit a?
As far as I know, none of them is a vasodilator. May be you meant nicotinic acid,"niacin". It's the one that has a vasodilator effect.
