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Doctor insights on: Adrenaline Medication Heart

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Why is adrenaline not the medication for heart failure?

Why is adrenaline not the medication for heart failure?

Not useful: Adrenaline is only used during cardiac arrest to "restart" the heart. It has a very short half-life and is metabolized very fast. One of the long-term complications of heart failure is caused by too much adrenaline production to try to stimulate the heart. Beta-blocker medications block the long-term effects of adrenaline and reduce mortality from heart failure. ...Read more

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Dr. Ihab Ibrahim
442 doctors shared insights

Adrenaline (Definition)

Adrenalin(e) / Epinephrine is the hormone produced by the adrenal medulla that speeds and strengths the heart, dilates the airways, and shifts blood flow to the muscles. Often this is in response ...Read more


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The dentist may use anesthetic such as 0.3ml lidocaine with 1:100, 000 epinephrine. Would this interact/ have problems with my heart or BP medication.

The dentist  may use anesthetic such as 0.3ml lidocaine with 1:100, 000 epinephrine. Would this interact/ have problems with my heart or BP medication.

Little concern: Stress form the procedure, particularly if you were not numb, would cause your body to release more Epinephrine then what is in the local anesthetic. That said I do try to error on the side of caution depending on the heart condition by not using the maximum dose( approximately 8 full injections) and breaking up multiple procedures over several appointments. ...Read more

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Adrenaline surges all day long. Do they damage heart?

Adrenaline surges all day long.  Do they damage heart?

Sometimes: Only when produced in excess like aniety, panic reaction or harmonal diseases. It is essentisl in exercise, fright and exciement. ...Read more

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Is it possible that your heart fail without adrenaline?

Yes: When the heart fails,the body automatically activates the kidneys and the central nervous system to produce hormones including Adrenaline to maintain circulation.On a short term it is good for survival but on a long term,continues stimulation of these hormones is harmful. That is why the beta blockers which block adrenaline is one of the most useful drug in the treatment of heart failure ...Read more

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Does having too much adrenaline cause physical damage to the heart?

Does having too much adrenaline cause physical damage to the heart?

In excess: But you don't have any way of reaching those levels without a rare endocrine malignancy. See the "adrenaline rush" blog for more information. ...Read more

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Worried about constant adrenaline rushes. Will they damage my heart?

Worried about constant adrenaline rushes.  Will they damage my heart?

?: If they're coming from your adrenal gland, they won't hurt your heart. Unless you have a pheochromocytoma. That occurs with an incidence of about 1 in 1,000,000. ...Read more

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Does adrenaline affect heart rate?

Does adrenaline affect heart rate?

Very much: Very much. That is why under extreme circumstances, specially dangerous one your body produces it to keep you very alert with increase heart rate. ...Read more

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When anxiety causes adrenaline rushes do they damage my heart?

When anxiety causes adrenaline rushes do they damage my heart?

Anxiety: Anxiety might not damage your heart for now but that might happen if you don't get care for your problem. I recommend you start by seeing a Psychologist who will take your history, offer good advice, and if needed refer you to a cardiac speilaist. Wish you well. Please keep me posted. ...Read more

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Why is it that adrenaline is contraindicated in heart failure?

CHF: Adrenaline stimulates the heart and vascular vigorously and can trigger arrhtymias and muscle fatigue worsening the heart failure. We do use adrenaline sometimes during cardiac arrest in the hope it will get things going. ...Read more

Dr. Tia Tortoriello
984 doctors shared insights

Epinephrine (Definition)

Epinephrine is a rhythm control agent which is a ...Read more