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Doctor insights on: Norepinephrine Plasma

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Intense anxiety all day long, plasma norepinephrine is very high. Dr. Not sure what to do? Any ideas?

Intense anxiety all day long, plasma norepinephrine is very high. Dr. Not sure what to do? Any ideas?

Anxiety: Would be good idea to run workup to rule out organic causes, such as high thyroid function, hormonal changes, etc. ...Read more

Plasma (Definition)

It is the fluid portion of both the blood and lymph system in which the ...Read more


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Need doctor's help! What do plasma dopamine and norepinephrine levels indicate?

Need doctor's help! What do plasma dopamine and norepinephrine levels indicate?

It depends: Dopamine and norepinephrine are endogenous hormones/neurotransmitters released in the body. If plasma levels are elevated, this may indicate a neuroendocrine abnormality, such as pheochromocytoma. ...Read more

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What is norepinephrine?

What is norepinephrine?

It is a: Catecholamine made by your body. It can cause an increase in your heart rate and blood pressure. It can be released during the fight or flight response. You might know it as noradrenaline. ...Read more

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What is norepinephrine?

What is norepinephrine?

Neurotransmitter: Norepinephrine (ne) is a sympathomimetic catecholamine that is synthesized in the adrenal medulla, in sympathetic neuron terminals, and in nuclei in the brainstem and pons. One of the largest of these is in the locus coeruleus. Along with serotonin and dopamine, norepinephrine serves as a neurotransmitter in the brain. Antidepressants effect these in various ways, providing different results. ...Read more

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How does norepinephrine work?

How does norepinephrine work?

Neurotransmitter: Norepinephrine (ne) is a molecule used to carry signals to organs in the body. Ne is present throughout the body including the heart, blood vesssels and brain. Ne work with certain adrenergic receptors. Outside of the brain, ne primarily cause blood pressure to increase. Ne can be given intravenously to support blood pressure. In the brain, it is thought to effect attention and emotion. ...Read more

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Can you get norepinephrine levels checked? If so how?

Can you get norepinephrine levels checked? If so how?

Catecholemines: Norepinephrine is a hormone produced in the body. There are specific blood tests which can measure these levels in your body. Norepinephrine is related to your bodies "fight or flight" response. It can also related to your mood and possibly depression. ...Read more

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Why should norepinephrine be given only by central line?

Why should norepinephrine be given only by central line?

To avoid necrosis: Of the skin and subcutaneous tissues in the event of accidental extravasation, i.e. injection of medicine outside of the vein due to very potent vasoconstrictive effect of the drug that can lead to a prolonged spasm of the blood vessels. ...Read more

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What is the appropriate dosage range for levophed (norepinephrine)?

What is the appropriate dosage range for levophed (norepinephrine)?

See below: Levophed’s dosing is variable, depends on the condition treated, and may itself change depending the reference or guideline you consult). A common treatment is for low blood pressure/shock, 0.1-0.5 mcg/kg/minute, adjusted to desired pressure response. An older approach some still use is flat dosing (without regard to patient weight) of 8-12mcg/minute to start and a maintenance dose of 2-4mcg/min. ...Read more

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What are some causes of excessive norepinephrine? What tests are used to determine this?

What are some causes of excessive norepinephrine? What tests are used to determine this?

Noradrenalin: Comes from dopamine which is another neurotransmiter and it is a hormone that helps us stay alive during stress. It has many important other function from the memory to the heart rate and wellbeing sensation. Regulators" such as angiotensine II and epinephine increase it. Also cocaine, amphetamines (speed), and antidepressants increase the reuptake. Can be an adrenal tumor (pheochromocitoma) ...Read more

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What are the effects of norepinephrine and dopamine?

What are the effects of norepinephrine and dopamine?

Catecholamines: Behavior is much more complex than neurotransmitter levels alone. But norepinephrine (ne) acts mainly in an area of your brainstem called the locus coeruleus. When released, ne triggers the stress response. Ne is also involved in pain, cognition, mood, emotions, movement and blood pressure. Dopamine is involved in regulating mood, pleasure, delusions, psychosis and drug abuse -- and more. ...Read more

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Why norepinephrines cause sexual side effects?

Why norepinephrines cause sexual side effects?

Norepinephrine: Norepinephrine and some other neurotransmitter can have side effects because of their inherent pharmocokinetics...Or how they work. If you have side effect, discuss other options with your physician. ...Read more

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What anti-depressants out there contain norepinephrine?

What anti-depressants out there contain norepinephrine?

They don't: Antidepressants don't actually contain norepinephrine (ne), but several can affect ne reuptake into the neuronal synapse. The result is more ne available in the synapse, one theory of antidepressants' effectiveness. Antidepressants with this kind of activity include tricyclics, effexor, pristiq, cymbalta, savella, (milnacipran) and fetzima. They also affect serotonin reuptake. Wellbutrin affects ne ; da. ...Read more

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Is there difference between norepinephrine vs. Dopamine?

Is there difference between norepinephrine vs. Dopamine?

Catecholamines: These are both catecholamines, synthesized from the Amino Acid tyrosine. Norepinephrine (ne) acts mainly in an area of your brainstem called the locus coeruleus -- triggering the stress response. Ne is also involved in pain, cognition, mood, emotions, movement and blood pressure. Dopamine is involved in regulating mood, pleasure, delusions, psychosis and drug abuse -- and more. ...Read more

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What is the difference between norepinephrine and dopamine?

What is the difference between norepinephrine and dopamine?

Nor./dop.: Norepinephrine is the fight-flight neurotransmitter. Dopamine is for executive functions such as planning and alertness, etc. ...Read more

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What kind of disease is related to norepinephrine deficiencies?

What kind of disease is related to norepinephrine deficiencies?

Extremely rare one: Some people who suffer from depression are helped with drugs that increase the norepinephrine stores in nerve endings. Drugs such as Effexor (venlafaxine) or wellbutrin do this. Haveing a severe deficiency of these neurotransmitters is very rare and life threatening. Http://www. Ehow. Com/way_6158789_norepinephrine-deficiency-drooling-treatment. Html. ...Read more

Dr. Ravi Chand
754 Doctors shared insights

Norepinephrine (Definition)

Norepinephrine is an inotrope which is a kind of heart ...Read more


Dr. Ravi Chand
76 Doctors shared insights

Levophed (Definition)

Levophed is an inotrope which is a kind of heart ...Read more