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Doctor insights on: Topical Vasodilators

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Vasodilator (Definition)

Blood vessels have the capability of increasing or decreasing their diameter. When a blood vessel dilates, it generally leads to lowered blood pressure. Drugs that cause this are termed vasodilators. These can act on arteries or veins. Some classes of vasodilators include nitrates, calcium channel ...Read more


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Is burdock a vasodilator?

Unknown: The national institutes of health center for complementary and alternative medicine has no listing for burdock. Webmd does but doesn't comment on mechanism. Be aware that some formulations of burdock contain belladonna which is poisonous if overdosed. Unlikely that the mechanism of burdock has ever been systemically studied as no one would pay for it. This is the problem with all otc herbs. ...Read more

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When are vasodilators used?

When are vasodilators used?

Multiple uses: They are used in different diseases including hypertension, coronary artery disease, raynaud's disease , during some vascular interventions ...Read more

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Are there any OTC vasodilators?

Are there any OTC vasodilators?

Minoxidil: Minoxidil is a vasodilator that is otc used for treatment hair loss under brand name rogaine (minoxidil) .. Otherwise I am not sure of others. ...Read more

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Are there any "natural" vasodilators?

Sure.: But, for what purpose? Nitrates (for example found in beetroot juice) & folic acid can possibly lower blood pressure at least in part via vasodilation. Niacin has been used to lower lipids and is well known as a powerful vasodilator, causing intense flushing in many people, and perhaps has an anti-hypertension effect. If we know what you want to do, we can probably answer better. ...Read more

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Could vasodilators dislodge bloodclots?

Vasodilator a: That would be a very unlikely occurrence. ...Read more

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For what conditions would a vasodilator be used?

High Blood Pressure: Expect that other docs here will add to this, but simplest condition used is simply high blood pressure. Most blood pressure medications are in essense medications that dialate blood vessels and in the process lower the blood pressure. ...Read more

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What are examples of drugs that are vasodilators?

What are  examples of  drugs that are vasodilators?

Multiple meds: Different drugs with different mechanism of action like calcium channel blockers, ace inhibitors, arbs, Nitroglycerin , nitroprusside, direct smooth muscle inhibitor like minoxidil, sympatholytics like Alpha one receptor blockers like prazocin .. Etc. ...Read more

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What is the definition or description of: vasodilator?

What is the definition or description of: vasodilator?

Blood vessel relaxer: Blood vessels have the capability of increasing or decreasing their diameter. When a blood vessel dilates, it generally leads to lowered blood pressure. Drugs that cause this are termed vasodilators. These can act on arteries or veins. Some classes of vasodilators include nitrates, calcium channel blockers and alpha-adrenergic blockers. ...Read more

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Is caffeine a vasodilator?

No: Caffeine is a stimulant and has press or effects. It is not a vasodilator. ...Read more

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Can you tell me about vasodilators other than ginkgo?

Vasodilators: Your question hasn't been answered because it is too open ended. If there is a specific issue that needs addressed, please ask another question so that we may help you. I would look forward to that opportunity. ...Read more

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What is the reason vasodilators not have a long term effect?

Metabolism: The medications or exercize have time limited effects.
Medications are used, changed excreted by kidneys or liver.
Exercize is a great vasodilator, but stops with end of exercize ...Read more

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How do vasodilators work in patients with allergic reactions?

They generally don't: In allergic reactions, the blood vessels actually dilate. This is what causes the swelling often seen in allergic reactions. On the other hand, decongestant agents are used to treat allergic reactions; their mechanism of action is to constrict the blood vessel and decrease local swelling. ...Read more

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Do i need to totally give up caffeine if i take a vasodilator?

Do i need to totally give up caffeine if i take a vasodilator?

No: If you use caffeine in moderate amount you should be ok unless you have strong response to it with increase heart rate and severe high blood pressure then you should avoid it. ...Read more

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How do I know whether to use a vasoconstrictor or a vasodilator to relieve the pain?

How do I know whether to use a vasoconstrictor or a vasodilator to relieve the pain?

Depends: I am not sure if you're looking for a medication that would cause either of these. I wouldn't recommend anything like that. But simply heat or cold cause vasodilation and vasoconstriction respectively. Early on, cooling an extremity injury helps with decreasing inflammation. Later (24 to 48 hrs), heating may help in promoting circulation. ...Read more

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Sir ,please tell me the name of vasodilator fruits? I shall be very thankful to you... thanks

Natural Vasodilator: Rather then searching for vasodilation from fruits I would recommend the root vegetable beets. Beets have naturally occurring nitrates which upon encountering enzymes within your mouth and body get converted to Nitric Oxide a vasodilator and an important regulator within the cardiovascular system. Maintaining appropriate levels of Nitric Oxide is extremely important to our overall health. ...Read more

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Is there a vasodilator that lowers intra-cranial pressure?

Is there a vasodilator that lowers intra-cranial pressure?

Loaded question: Why is it you have elevated intracranial pressure. Intracranial hypertension, pseudotumor? The cause is imprtant as to potential treatments vasodilars my be inapprpriate as they may increase a headache some diuretics such as mannatol and Diamox (acetazolamide) are used to control intracranial pressure. ...Read more

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Help please! is caffeine a vasodilator or vasoconstrictor?

Help please! is caffeine a vasodilator or vasoconstrictor?

Caffeine is...: Caffeine has a near-identical chemical structure as theophylline, a well known bronchodilator. As for the vasculature, caffeine typically vasoconstricts the peripheral vasculature as reflected in increased systolic & diastolic pressure, but not cardiac output or left ventricular contractility. Caffeine also blocks (inhibits) Adenosine in the brain--this is what keeps you awake... ...Read more

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Are there any herbal vasodilators other than ginkgo?

Are there any herbal vasodilators other than ginkgo?

Herbs: Assuming you have high blood pressure, some herbal remedies could be selenium, sod enzyme, garlic, hawthorne. ...Read more

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Are natural vasodilators like Hawthorne extract as powerful as nitrates?

Are natural vasodilators like Hawthorne extract as powerful as nitrates?

No : Hawthorn , leaves Barrie's snd leaves are used to make medicine . Hawthorn has been used to treat congestive heart failure , but not enough research for other heart disease . I doubt that it is as effective as prescription medication . For further Info . Go to web MD ...Read more

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Which vasodilators acting directly on blood vessels?

There are several: Nitroglycerin and Papaverine are two commonly used topical vasodilators. ...Read more

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Will a vasodilators stop my arteries from spasming?

Will a vasodilators stop my arteries from spasming?

Raynauds: In the setting of some clinical conditions, vasodialtors can treat the symptoms of vasospasm, etc. ...Read more

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How do vasodilators impact the renin-angiotensin system?

How do vasodilators impact the renin-angiotensin system?

Complicated: There are a number of complex interactions and a variety if vasodilators that affect the renin-angiotensin-aldosterone system and hypertension. Too much to discuss in this space. ...Read more

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Why do vasodilators cause tachycardia and palpitation?

Why do vasodilators cause tachycardia and palpitation?

Vasodilators: Vasodilators do what the name implies: these compounds dilate blood vessels, resulting in a decrease in blood pressure. As the baroreceptors detect this, they command the autonomic nervous system to increase adrenaline output. This, in turn, increases heart rate and increases cardiac irritability. ...Read more