5 doctors weighed in:

How does epinephrine affect the heart?

5 doctors weighed in
Dr. Calvin Weisberger
Internal Medicine - Cardiology
2 doctors agree

In brief: Epinephrine

Epi causes both blood vessel constriction and increased force of contraction.
It usually also increases the rate of contraction. It usually increases blood pressure and cardiac output . These are acute effects.

In brief: Epinephrine

Epi causes both blood vessel constriction and increased force of contraction.
It usually also increases the rate of contraction. It usually increases blood pressure and cardiac output . These are acute effects.
Dr. Calvin Weisberger
Dr. Calvin Weisberger
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Dr. Quang Nguyen
Internal Medicine - Endocrinology
1 doctor agrees

In brief: Increase rate

Epineprines bind to b1 receptor on the heart and increase heart rate.

In brief: Increase rate

Epineprines bind to b1 receptor on the heart and increase heart rate.
Dr. Quang Nguyen
Dr. Quang Nguyen
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