Top
20
Doctor insights on: Causes Of Vasodilation

Share
1

1
Difference of Verapamil & Diltiazem? Does Diltiazem cause more Vasodilation? "an intermediate class between phenylalkylamine and dihydropyridines"???

Difference of Verapamil & Diltiazem? Does Diltiazem cause more Vasodilation? "an intermediate class between phenylalkylamine and dihydropyridines"???

Too many individual: response variables; https://en.wikipedia.org/wiki/Calcium_channel_blocker offers reasonable overview. Yet, be aware: all the calcium channel blockers, except amlodipine (neutral), in observational databases, ?mortality. Best outcomes & lowest mortality rates: optimize NMR lipoproteins, HbA1c = 5.0%, ACE inhibitors (Aceon/Altace) or ARBs combined with carvedilol, carefully adjusted to responses. ...Read more

Vasodilation (Definition)

Vasodilation refers to the widening of blood vessels. It results from relaxation of smooth muscle cells within the vessel walls, particularly in the large veins, large arteries, and smaller arterioles. The process is essentially the opposite of vasoconstriction, which is the ...Read more


3

3
Does vitamin b1 100mg(thiamine) or B12 1000ug cause any vasodilation?

Does vitamin b1 100mg(thiamine) or B12 1000ug cause any vasodilation?

No evidence of it: There is no evidence that any of these causes significant vasodilation. ...Read more

6

6
How could a medication that causes vasodilation affect a patients response to iv?

How could a medication that causes vasodilation affect a patients response to iv?

?: Do you mean inserting an IV? There would be no effect because medicines that vasodilate tend to work on arterioles, not superficial veins. ...Read more

7

7
Can anxiety cause vasodilation?

Can anxiety cause vasodilation?

Generally the: Opposite...Vasoconstriction but as in everything there are paradoxes. ...Read more

8

8
Does hypoxia cause vasoconstriction or vasodilation?

Does hypoxia cause vasoconstriction or vasodilation?

Vasoconstriction: Low oxygen cause blood vessels to constrict.The body is trying to use whatever oxygen is available to maintain critical body functions and constrict blood flow to others. ...Read more

9

9
Does alcohol actually thin the blood or just cause vasodilation?

Does alcohol actually thin the blood or just cause vasodilation?

Alcohol: Alcohol is not a blood thinner- it cause vasodilation.However if you drink significant amount, significant liver impairment/ liver failure/cirrhosis can happen. Besides, alcohol can affect the bone marrow and decease production of blood cells-inc platelet. Spleen enlargement can happen compensating to liver failure. Your risk for bleeding will be high when u have liver failure & low platelet level. ...Read more

See 1 more doctor answer
10

10
Does anxiety cause vasodilation of veins?

No...: Anxiety is usually associated with higher levels of adrenaline like hormones which typically cause constriction of vessels. Prolonged hyperventilation which can be associated with anxiety, can cause changes in ph, calcium and potassium levels which may alter these responses. Veins are much less affected by these changes. ...Read more

11

11
Would alcohol cause vasodilation in the brain as it causes vasodilation in the body?

Not really: You mean, "Does your brain have that cute little red nose and rosy cheeks" appearance? Although some degree of vasodilation can occur in cerebral vessels...the majority of cerebrovascular dilation or constrictions controlled by the nervous system itself and will not respond to normal levels of alcohol. That is because BP within the confines of the brain are EXTREMELY tightly controlled. ...Read more

12

12
Ergometrime n oxytocine used together for postpasturm bleeding. But oxytocin causes vasodilation while erg. Cause vasoconstrict?So how they work?

Ergometrime n oxytocine used together for postpasturm bleeding. But oxytocin causes vasodilation while erg. Cause vasoconstrict?So how they work?

Muscle contraction: The uterus is a remarkable organ. After stretching to an incredible size (from normal), it then contractss or tightens upon itself to close the large blood vessels developed during pregnancy to prevent excessive bleeding after childbirth. Oxytocin stimulates and enhances this contractile activity ergotamine also causes uterine contractions as well as blood vessel constriction, reducing bleeding. ...Read more

See 1 more doctor answer
13

13
Does caffeine cause vasoconstriction, or vasodilation of the renal arteries?

Does caffeine cause vasoconstriction, or vasodilation of the renal arteries?

Vasoconstrict: The mechanisms of the kidneys are complex. Caffeine tends to cause vasoconstriction. The kidneys chemical mediators can counteract this effect however. Just like anything we take into our bodies you should use caffeine in moderation. Don't overdo it. ...Read more

15

15
Can prescription or OTC drugs that cause vasodilation worsen peripheral neuropathy? I have had to stop taking norvasc, (amlodipine) garlic, and ginkgo biloba due to this.

Can prescription or OTC drugs that cause vasodilation worsen peripheral neuropathy?  I have had to stop taking norvasc, (amlodipine) garlic, and ginkgo biloba due to this.

Yes, possibly: Peripheral neuropathy often comes from damaged nerves sending aberrant impulses--tingling, pins/needles, burning, cold, or numbness. Vasodilation which increases blood flow to peripheral nerves usually helps restore normal function of the nerves; sometimes an undesirable side effect is for numbness to lessen, unmasking more painful neuropathic sensations. ...Read more

16

16
Any ideas why only arterial vasodilation cause tachycardia?

Any ideas why only arterial vasodilation cause tachycardia?

No predictable: Vasodilation doesn't always cause tachycardia but when it does, it's because baroreceptors are trying to maintain cardiac output. There are 2 mechanisms the heart can use to preserve co: increased stroke volume and increased heart rate. ...Read more

17

17
If verapamil is a vasodilator how can it be a headache medicine when vasodilation caused headaches?

If verapamil is a vasodilator how can it be a headache medicine when vasodilation caused headaches?

Depends on headaches: if verapamil treats the cause of the headache then it should help, talk to your doctor for more information, I am available for second opinion if needed ...Read more

19

19
What type of medication are the most effective in treating hypotension with arterial or venous vasodilation being the cause of the hypotension ?

What type of medication are the most effective in treating hypotension with arterial or venous vasodilation being the cause of the hypotension ?

Midodrine: Fluids Midodrine and fludrocortisone http://www.uspharmacist.com/content/d/in-service/c/46638/ Make sure a table tilt test has been done to rule out cardiogenic syncope. Treatment is beta blockers to dampen cardiac reflex. ...Read more

See 1 more doctor answer
20

20
Is it ok to tap on a patients arm to cause a release of nitric oxide for vasodilation?

Is it ok to tap on a patients arm to cause a release of nitric oxide for vasodilation?

Unclear: I'm unclear about the purpose of tapping on someone's arm and in what area of the body you hope to achieve vasodilation? If you're referring to Nitric Oxide and it's role in erectile dysfunction, this is not going to be helpful. ...Read more